| Flutter macOS Embedder |

Classes | Typedefs | Functions
flutter::testing Namespace Reference

## Classes
class | FlutterEngineTest
class | FlutterMenuPluginTest
class | MockFlutterEngineTest

## Typedefs
using | FlutterChannelKeyResponderTest = AutoreleasePoolTest
using | FlutterEmbedderExternalTextureTest = AutoreleasePoolTest
using | FlutterViewControllerTest = AutoreleasePoolTest
using | FlutterViewControllerMockEngineTest = MockFlutterEngineTest

## Functions
| TEST_F (AccessibilityBridgeMacWindowTest, SendsAccessibilityCreateNotificationFlutterViewWindow)
| TEST_F (AccessibilityBridgeMacWindowTest, NonZeroRootNodeId)
| TEST_F (AccessibilityBridgeMacTest, DoesNotSendAccessibilityCreateNotificationWhenHeadless)
| TEST_F (AccessibilityBridgeMacTest, DoesNotSendAccessibilityCreateNotificationWhenNoWindow)
| TEST (FlutterAppDelegateTest, DoesNotCallDelegatesWithoutHandler)
| TEST (FlutterAppDelegateTest, ReceivesOpenURLs)
| TEST (FlutterAppDelegateTest, OperURLsStopsAfterHandled)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToWillFinishLaunching)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToDidFinishLaunching)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToWillBecomeActive)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToDidBecomeActive)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToWillResignActive)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToDidResignActive)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToWillTerminate)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToWillHide)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToWillUnhide)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToDidHide)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToDidUnhide)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToDidChangeScreenParameters)
| TEST (FlutterAppLifecycleDelegateTest, RespondsToDidChangeOcclusionState)
| TEST (FlutterAppLifecycleDelegateTest, ReleasesDelegateOnDealloc)
| TEST_F (FlutterChannelKeyResponderTest, BasicKeyEvent)
| TEST_F (FlutterChannelKeyResponderTest, EmptyResponseIsTakenAsHandled)
| TEST_F (FlutterChannelKeyResponderTest, FollowsLayoutMap)
| TEST_F (FlutterEmbedderExternalTextureTest, TestTextureResolution)
| TEST_F (FlutterEmbedderExternalTextureTest, TestPopulateExternalTexture)
| TEST_F (FlutterEmbedderExternalTextureTest, TestPopulateExternalTextureYUVA)
| TEST_F (FlutterEmbedderExternalTextureTest, TestPopulateExternalTextureYUVA2)
| TEST_F (FlutterEmbedderExternalTextureTest, TestPopulateUnsupportedExternalTexture)
| TEST_F (FlutterEmbedderExternalTextureTest, TestTextureResolutionImpeller)
| TEST_F (FlutterEmbedderExternalTextureTest, TestPopulateExternalTextureImpeller)
| TEST_F (FlutterEmbedderExternalTextureTest, TestPopulateExternalTextureYUVAImpeller)
| TEST_F (FlutterEmbedderExternalTextureTest, TestPopulateExternalTextureYUVA2Impeller)
| TEST_F (FlutterEmbedderExternalTextureTest, TestPopulateUnsupportedExternalTextureImpeller)
| TEST (FlutterEmbedderKeyResponderUnittests, BasicKeyEvent)
| TEST (FlutterEmbedderKeyResponderUnittests, NonAsciiCharacters)
| TEST (FlutterEmbedderKeyResponderUnittests, MultipleCharacters)
| TEST (FlutterEmbedderKeyResponderUnittests, SynthesizeForDuplicateDownEvent)
| TEST (FlutterEmbedderKeyResponderUnittests, IgnoreDuplicateUpEvent)
| TEST (FlutterEmbedderKeyResponderUnittests, ConvertAbruptRepeatEventsToDown)
| TEST (FlutterEmbedderKeyResponderUnittests, ToggleModifiersDuringKeyTap)
| TEST (FlutterEmbedderKeyResponderUnittests, SpecialModiferFlags)
| TEST (FlutterEmbedderKeyResponderUnittests, IdentifyLeftAndRightModifiers)
| TEST (FlutterEmbedderKeyResponderUnittests, SynthesizeMissedModifierEvents)
| TEST (FlutterEmbedderKeyResponderUnittests, SynthesizeMissedModifierEventsInNormalEvents)
| TEST (FlutterEmbedderKeyResponderUnittests, ConvertCapsLockEvents)
| TEST (FlutterEmbedderKeyResponderUnittests, SynchronizeCapsLockStateOnCapsLock)
| TEST (FlutterEmbedderKeyResponderUnittests, SynchronizeCapsLockStateOnNormalKey)
| TEST_F (FlutterEngineTest, CanLaunch)
| TEST_F (FlutterEngineTest, HasNonNullExecutableName)
| TEST_F (FlutterEngineTest, Switches)
| TEST_F (FlutterEngineTest, MessengerSend)
| TEST_F (FlutterEngineTest, CanLogToStdout)
| TEST_F (FlutterEngineTest, DISABLED_BackgroundIsBlack)
| TEST_F (FlutterEngineTest, DISABLED_CanOverrideBackgroundColor)
| TEST_F (FlutterEngineTest, CanToggleAccessibility)
| TEST_F (FlutterEngineTest, CanToggleAccessibilityWhenHeadless)
| TEST_F (FlutterEngineTest, ProducesAccessibilityTreeWhenAddingViews)
| TEST_F (FlutterEngineTest, NativeCallbacks)
| TEST_F (FlutterEngineTest, Compositor)
| TEST_F (FlutterEngineTest, CompositorIgnoresUnknownView)
| TEST_F (FlutterEngineTest, DartEntrypointArguments)
| TEST_F (FlutterEngineTest, FlutterBinaryMessengerDoesNotRetainEngine)
| TEST_F (FlutterEngineTest, FlutterTextureRegistryDoesNotReturnEngine)
| TEST_F (FlutterEngineTest, PublishedValueNilForUnknownPlugin)
| TEST_F (FlutterEngineTest, PublishedValueNSNullIfNoPublishedValue)
| TEST_F (FlutterEngineTest, PublishedValueReturnsLastPublished)
| TEST_F (FlutterEngineTest, MessengerCleanupConnectionWorks)
| TEST_F (FlutterEngineTest, HasStringsWhenPasteboardEmpty)
| TEST_F (FlutterEngineTest, HasStringsWhenPasteboardFull)
| TEST_F (FlutterEngineTest, ResponseAfterEngineDied)
| TEST_F (FlutterEngineTest, ResponseFromBackgroundThread)
| TEST_F (FlutterEngineTest, ThreadSynchronizerNotBlockingRasterThreadAfterShutdown)
| TEST_F (FlutterEngineTest, ManageControllersIfInitiatedByController)
| TEST_F (FlutterEngineTest, ManageControllersIfInitiatedByEngine)
| TEST_F (FlutterEngineTest, RemovingViewDisposesCompositorResources)
| TEST_F (FlutterEngineTest, HandlesTerminationRequest)
| TEST_F (FlutterEngineTest, IgnoresTerminationRequestIfNotFlutterAppDelegate)
| TEST_F (FlutterEngineTest, HandleAccessibilityEvent)
| TEST_F (FlutterEngineTest, HandleLifecycleStates) API_AVAILABLE(macos(10.9))
| TEST_F (FlutterEngineTest, ForwardsPluginDelegateRegistration)
| TEST_F (FlutterEngineTest, UnregistersPluginsOnEngineDestruction)
| TEST_F (FlutterEngineTest, RunWithEntrypointUpdatesDisplayConfig)
| TEST_F (FlutterEngineTest, NotificationsUpdateDisplays)
| TEST_F (FlutterEngineTest, DisplaySizeIsInPhysicalPixel)
| TEST_F (FlutterEngineTest, ReportsHourFormat)
id | CreateMockFlutterEngine (NSString *pasteboardString)
| TEST (FlutterKeyboardManagerUnittests, SinglePrimaryResponder)
| TEST (FlutterKeyboardManagerUnittests, DoublePrimaryResponder)
| TEST (FlutterKeyboardManagerUnittests, SingleFinalResponder)
| TEST (FlutterKeyboardManagerUnittests, EmptyNextResponder)
| TEST (FlutterKeyboardManagerUnittests, GetPressedState)
| TEST (FlutterKeyboardManagerUnittests, KeyboardChannelGetPressedState)
| TEST (FlutterKeyboardManagerUnittests, RacingConditionBetweenKeyAndText)
| TEST (FlutterKeyboardManagerUnittests, CorrectLogicalKeyForLayouts)
| TEST (FlutterKeyboardManagerUnittests, ShouldNotHoldStrongReferenceToViewDelegate)
| TEST_F (FlutterMenuPluginTest, TestSetMenu)
| TEST (FlutterPlatformNodeDelegateMac, Basics)
| TEST (FlutterPlatformNodeDelegateMac, SelectableTextHasCorrectSemantics)
| TEST (FlutterPlatformNodeDelegateMac, SelectableTextWithoutSelectionReturnZeroRange)
| TEST (FlutterPlatformNodeDelegateMac, CanPerformAction)
| TEST (FlutterPlatformNodeDelegateMac, TextFieldUsesFlutterTextField)
| TEST (FlutterPlatformNodeDelegateMac, ChangingFlagsUpdatesNativeViewAccessible)
| TEST (FlutterPlatformViewController, TestCreatePlatformViewNoMatchingViewType)
| TEST (FlutterPlatformViewController, TestRegisterPlatformViewFactoryAndCreate)
| TEST (FlutterPlatformViewController, TestCreateAndDispose)
| TEST (FlutterPlatformViewController, TestDisposeOnMissingViewId)
| TEST (FlutterPlatformViewController, TestAcceptGesture)
| TEST (FlutterPlatformViewController, TestAcceptGestureOnMissingViewId)
| TEST (FlutterPlatformViewController, TestRejectGesture)
| TEST (FlutterPlatformViewController, TestRejectGestureOnMissingViewId)
static FlutterSurfaceManager * | CreateSurfaceManager (TestView *testView)
static FlutterSurfacePresentInfo * | CreatePresentInfo (FlutterSurface *surface, CGPoint offset=CGPointZero, size_t index=0, const std::vector< FlutterRect > &paintRegion={})
| TEST (FlutterSurfaceManager, MetalTextureSizeMatchesSurfaceSize)
| TEST (FlutterSurfaceManager, TestSurfaceLookupFromTexture)
| TEST (FlutterSurfaceManager, BackBufferCacheDoesNotLeak)
| TEST (FlutterSurfaceManager, SurfacesAreRecycled)
| TEST (FlutterSurfaceManager, BackingStoreCacheSurfaceStuckInUse)
bool | operator== (const CGRect &lhs, const CGRect &rhs)
| TEST (FlutterSurfaceManager, LayerManagement)
| TEST (FlutterTextInputPluginTest, TestEmptyCompositionRange)
| TEST (FlutterTextInputPluginTest, TestSetMarkedTextWithSelectionChange)
| TEST (FlutterTextInputPluginTest, TestSetMarkedTextWithReplacementRange)
| TEST (FlutterTextInputPluginTest, TestComposingRegionRemovedByFramework)
| TEST (FlutterTextInputPluginTest, TestClearClientDuringComposing)
| TEST (FlutterTextInputPluginTest, TestAutocompleteDisabledWhenAutofillNotSet)
| TEST (FlutterTextInputPluginTest, TestAutocompleteEnabledWhenAutofillSet)
| TEST (FlutterTextInputPluginTest, TestAutocompleteEnabledWhenAutofillSetNoHint)
| TEST (FlutterTextInputPluginTest, TestAutocompleteDisabledWhenObscureTextSet)
| TEST (FlutterTextInputPluginTest, TestAutocompleteDisabledWhenPasswordAutofillSet)
| TEST (FlutterTextInputPluginTest, TestAutocompleteDisabledWhenAutofillGroupIncludesPassword)
| TEST (FlutterTextInputPluginTest, TestFirstRectForCharacterRange)
| TEST (FlutterTextInputPluginTest, TestFirstRectForCharacterRangeAtInfinity)
| TEST (FlutterTextInputPluginTest, TestFirstRectForCharacterRangeWithEsotericAffineTransform)
| TEST (FlutterTextInputPluginTest, TestSetEditingStateWithTextEditingDelta)
| TEST (FlutterTextInputPluginTest, TestOperationsThatTriggerDelta)
| TEST (FlutterTextInputPluginTest, TestComposingWithDelta)
| TEST (FlutterTextInputPluginTest, TestComposingWithDeltasWhenSelectionIsActive)
| TEST (FlutterTextInputPluginTest, TestLocalTextAndSelectionUpdateAfterDelta)
| TEST (FlutterTextInputPluginTest, TestPerformKeyEquivalent)
| TEST (FlutterTextInputPluginTest, HandleArrowKeyWhenImePopoverIsActive)
| TEST (FlutterTextInputPluginTest, UnhandledKeyEquivalent)
| TEST (FlutterTextInputPluginTest, TestSelectorsAreForwardedToFramework)
| TEST (FlutterTextInputPluginTest, TestSelectorsNotForwardedToFrameworkIfNoClient)
| TEST (FlutterTextInputPluginTest, TestInsertNewLine)
| TEST (FlutterTextInputPluginTest, TestSendActionDoNotInsertNewLine)
| TEST (FlutterTextInputPluginTest, TestAttributedSubstringOutOfRange)
| TEST (FlutterTextInputPluginTest, CanWorkWithFlutterTextField)
| TEST (FlutterTextInputPluginTest, CanNotBecomeResponderIfNoViewController)
| TEST (FlutterTextInputPluginTest, IsAddedAndRemovedFromViewHierarchy)
| TEST (FlutterTextInputPluginTest, FirstResponderIsCorrect)
| TEST (FlutterTextInputPluginTest, HasZeroSizeAndClipsToBounds)
| TEST (FlutterTextInputSemanticsObjectTest, DoesInitialize)
| TEST_F (FlutterViewControllerTest, HasViewThatHidesOtherViewsInAccessibility)
| TEST_F (FlutterViewControllerTest, FlutterViewAcceptsFirstMouse)
| TEST_F (FlutterViewControllerTest, ReparentsPluginWhenAccessibilityDisabled)
| TEST_F (FlutterViewControllerTest, CanSetMouseTrackingModeBeforeViewLoaded)
| TEST_F (FlutterViewControllerMockEngineTest, TestKeyEventsAreSentToFramework)
| TEST_F (FlutterViewControllerMockEngineTest, TestKeyEventsArePropagatedIfNotHandled)
| TEST_F (FlutterViewControllerMockEngineTest, TestKeyEventsAreNotPropagatedIfHandled)
| TEST_F (FlutterViewControllerMockEngineTest, TestCtrlTabKeyEventIsPropagated)
| TEST_F (FlutterViewControllerMockEngineTest, TestKeyEquivalentIsPassedToTextInputPlugin)
| TEST_F (FlutterViewControllerMockEngineTest, TestFlagsChangedEventsArePropagatedIfNotHandled)
| TEST_F (FlutterViewControllerMockEngineTest, TestKeyboardIsRestartedOnEngineRestart)
| TEST_F (FlutterViewControllerMockEngineTest, TestTrackpadGesturesAreSentToFramework)
| TEST_F (FlutterViewControllerMockEngineTest, TestmouseAndGestureEventsAreHandledSeparately)
| TEST_F (FlutterViewControllerMockEngineTest, TestMouseDownUpEventsSentToNextResponder)
| TEST_F (FlutterViewControllerMockEngineTest, TestModifierKeysAreSynthesizedOnMouseMove)
| TEST_F (FlutterViewControllerMockEngineTest, testViewWillAppearCalledMultipleTimes)
| TEST_F (FlutterViewControllerMockEngineTest, testFlutterViewIsConfigured)
| TEST_F (FlutterViewControllerTest, testLookupKeyAssets)
| TEST_F (FlutterViewControllerTest, testLookupKeyAssetsWithPackage)
| TEST_F (FlutterViewControllerTest, testViewControllerIsReleased)
id | CreateMockViewController ()
| TEST (FlutterViewEngineProviderUnittests, GetViewReturnsTheCorrectView)
| TEST (KeyMappingTest, HasExpectedValues)
FlutterSemanticsNode2 | CreateSemanticsNode (int32_t id, const char *label, const std::vector< int32_t > *children=nullptr)
| TEST (AccessibilityBridgeTest, BasicTest)
| TEST (AccessibilityBridgeTest, AccessibilityRootId)
| TEST (AccessibilityBridgeTest, AddOrder)
| TEST (AccessibilityBridgeTest, CanFireChildrenChangedCorrectly)
| TEST (AccessibilityBridgeTest, CanHandleSelectionChangeCorrectly)
| TEST (AccessibilityBridgeTest, DoesNotAssignEditableRootToSelectableText)
| TEST (AccessibilityBridgeTest, SwitchHasSwitchRole)
| TEST (AccessibilityBridgeTest, SliderHasSliderRole)
| TEST (AccessibilityBridgeTest, CanSetCheckboxChecked)
| TEST (AccessibilityBridgeTest, CanReparentNode)
| TEST (AccessibilityBridgeTest, CanReparentMultipleNodes)
| TEST (AccessibilityBridgeTest, CanReparentNodeWithChild)
| TEST (AccessibilityBridgeTest, AXTreeManagerTest)
| TEST (AccessibilityBridgeTest, LineBreakingObjectTest)
| TEST (FlutterPlatformNodeDelegateTest, NodeDelegateHasUniqueId)
| TEST (FlutterPlatformNodeDelegateTest, canPerfomActions)
| TEST (FlutterPlatformNodeDelegateTest, canGetAXNode)
| TEST (FlutterPlatformNodeDelegateTest, canCalculateBoundsCorrectly)
| TEST (FlutterPlatformNodeDelegateTest, canCalculateOffScreenBoundsCorrectly)
| TEST (FlutterPlatformNodeDelegateTest, canUseOwnerBridge)
| TEST (FlutterPlatformNodeDelegateTest, selfIsLowestPlatformAncestor)
| TEST (FlutterPlatformNodeDelegateTest, canGetFromNodeID)

## Typedef Documentation

## ◆ FlutterChannelKeyResponderTest

using flutter::testing::FlutterChannelKeyResponderTest = typedef AutoreleasePoolTest

Definition at line 73 of file FlutterChannelKeyResponderTest.mm.

## ◆ FlutterEmbedderExternalTextureTest

using flutter::testing::FlutterEmbedderExternalTextureTest = typedef AutoreleasePoolTest

Definition at line 93 of file FlutterEmbedderExternalTextureTest.mm.

## ◆ FlutterViewControllerMockEngineTest

using flutter::testing::FlutterViewControllerMockEngineTest = typedef MockFlutterEngineTest

Definition at line 180 of file FlutterViewControllerTest.mm.

## ◆ FlutterViewControllerTest

using flutter::testing::FlutterViewControllerTest = typedef AutoreleasePoolTest

Definition at line 179 of file FlutterViewControllerTest.mm.

## Function Documentation

## ◆ CreateMockFlutterEngine()

id flutter::testing::CreateMockFlutterEngine | ( | NSString * | pasteboardString | ) |

Definition at line 76 of file FlutterEngineTestUtils.mm.

76 {
77 NSString* fixtures = @(testing::GetFixturesPath());
78 FlutterDartProject* project = [[FlutterDartProject alloc]
79 initWithAssetsPath:fixtures
80 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
81 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"test"
82 project:project
83 allowHeadlessExecution:true];
84
85 FakePasteboard* pasteboardMock = [[FakePasteboard alloc] init];
86 [pasteboardMock setString:pasteboardString forType:NSPasteboardTypeString];
87 engine.pasteboard = pasteboardMock;
88 id engineMock = OCMPartialMock(engine);
89 return engineMock;
90 }

References FlutterPasteboard::setString:forType:.

Referenced by flutter::testing::MockFlutterEngineTest::SetUp(), TEST(), TEST_F(), FlutterInputPluginTestObjc::testClearClientDuringComposing, FlutterInputPluginTestObjc::testEmptyCompositionRange, and FlutterViewControllerTestObjC::testViewControllerIsReleased.

## ◆ CreateMockViewController()

id flutter::testing::CreateMockViewController | ( |  | ) |

Definition at line 9 of file FlutterViewControllerTestUtils.mm.

9 {
10 {
11 NSString* fixtures = @(testing::GetFixturesPath());
12 FlutterDartProject* project = [[FlutterDartProject alloc]
13 initWithAssetsPath:fixtures
14 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
15 FlutterViewController* viewController = [[FlutterViewController alloc] initWithProject:project];
16 id viewControllerMock = OCMPartialMock(viewController);
17 return viewControllerMock;
18 }
19 }

Referenced by TEST_F().

## ◆ CreatePresentInfo()

static FlutterSurfacePresentInfo* flutter::testing::CreatePresentInfo | ( | FlutterSurface * | surface,
|  | CGPoint | offset = `CGPointZero`,
|  | size_t | index = `0`,
|  | const std::vector< FlutterRect > & | paintRegion = `{}`
| ) |  |
| static

Definition at line 51 of file FlutterSurfaceManagerTest.mm.

55 {}) {
56 FlutterSurfacePresentInfo* res = [[FlutterSurfacePresentInfo alloc] init];
57 res.surface = surface;
58 res.offset = offset;
59 res.zIndex = index;
60 res.paintRegion = paintRegion;
61 return res;
62 }

## ◆ CreateSemanticsNode()

FlutterSemanticsNode2 flutter::testing::CreateSemanticsNode | ( | int32_t | id,
|  | const char * | label,
|  | const std::vector< int32_t > * | children = `nullptr`
| ) |  |

Definition at line 18 of file accessibility_bridge_unittests.cc.

21 {
22 return {
23 .id = id,
24 .flags = static_cast<FlutterSemanticsFlag>(0),
25 .actions = static_cast<FlutterSemanticsAction>(0),
26 .text_selection_base = -1,
27 .text_selection_extent = -1,
28 .label = label,
29 .hint = "",
30 .value = "",
31 .increased_value = "",
32 .decreased_value = "",
33 .child_count = children ? children->size() : 0,
34 .children_in_traversal_order = children ? children->data() : nullptr,
35 .custom_accessibility_actions_count = 0,
36 .tooltip = "",
37 };
38 }

Referenced by TEST().

## ◆ CreateSurfaceManager()

static FlutterSurfaceManager* flutter::testing::CreateSurfaceManager | ( | TestView * | testView | ) |
| static

Definition at line 41 of file FlutterSurfaceManagerTest.mm.

41 {
42 id<MTLDevice> device = MTLCreateSystemDefaultDevice();
43 id<MTLCommandQueue> commandQueue = [device newCommandQueue];
44 CALayer* layer = reinterpret_cast<CALayer*>(testView.layer);
45 return [[FlutterSurfaceManager alloc] initWithDevice:device
46 commandQueue:commandQueue
47 layer:layer
48 delegate:testView];
49 }

Referenced by TEST().

## ◆ operator==()

bool flutter::testing::operator== | ( | const CGRect & | lhs,
|  | const CGRect & | rhs
| ) |  |
| inline

Definition at line 198 of file FlutterSurfaceManagerTest.mm.

198 {
199 return CGRectEqualToRect(lhs, rhs);
200 }

## ◆ TEST() [1/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | AccessibilityRootId |
| ) |  |

Definition at line 72 of file accessibility_bridge_unittests.cc.

72 {
73 std::shared_ptr<TestAccessibilityBridge> bridge =
74 std::make_shared<TestAccessibilityBridge>();
75
76 std::vector<int32_t> children{456, 789};
77 FlutterSemanticsNode2 root = CreateSemanticsNode(123, "root", &children);
78 FlutterSemanticsNode2 child1 = CreateSemanticsNode(456, "child 1");
79 FlutterSemanticsNode2 child2 = CreateSemanticsNode(789, "child 2");
80
81 bridge->AddFlutterSemanticsNodeUpdate(root);
82 bridge->AddFlutterSemanticsNodeUpdate(child1);
83 bridge->AddFlutterSemanticsNodeUpdate(child2);
84 bridge->CommitUpdates();
85
86 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(123).lock();
87 auto child1_node = bridge->GetFlutterPlatformNodeDelegateFromID(456).lock();
88 auto child2_node = bridge->GetFlutterPlatformNodeDelegateFromID(789).lock();
89 auto fake_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
90
91 EXPECT_EQ(bridge->GetRootAsAXNode()->id(), 123);
92 EXPECT_EQ(bridge->RootDelegate()->GetName(), "root");
93
94 EXPECT_EQ(root_node->GetChildCount(), 2);
95 EXPECT_EQ(root_node->GetData().child_ids[0], 456);
96 EXPECT_EQ(root_node->GetData().child_ids[1], 789);
97 EXPECT_EQ(root_node->GetName(), "root");
98
99 EXPECT_EQ(child1_node->GetChildCount(), 0);
100 EXPECT_EQ(child1_node->GetName(), "child 1");
101
102 EXPECT_EQ(child2_node->GetChildCount(), 0);
103 EXPECT_EQ(child2_node->GetName(), "child 2");
104
105 ASSERT_FALSE(fake_delegate);
106 }

References CreateSemanticsNode().

## ◆ TEST() [2/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | AddOrder |
| ) |  |

Definition at line 109 of file accessibility_bridge_unittests.cc.

109 {
110 std::shared_ptr<TestAccessibilityBridge> bridge =
111 std::make_shared<TestAccessibilityBridge>();
112
113 std::vector<int32_t> root_children{34, 56};
114 std::vector<int32_t> child2_children{78};
115 std::vector<int32_t> child3_children{90};
116 FlutterSemanticsNode2 root = CreateSemanticsNode(12, "root", &root_children);
117 FlutterSemanticsNode2 child1 = CreateSemanticsNode(34, "child 1");
118 FlutterSemanticsNode2 child2 =
119 CreateSemanticsNode(56, "child 2", &child2_children);
120 FlutterSemanticsNode2 child3 =
121 CreateSemanticsNode(78, "child 3", &child3_children);
122 FlutterSemanticsNode2 child4 = CreateSemanticsNode(90, "child 4");
123
124 bridge->AddFlutterSemanticsNodeUpdate(child3);
125 bridge->AddFlutterSemanticsNodeUpdate(child2);
126 bridge->AddFlutterSemanticsNodeUpdate(root);
127 bridge->AddFlutterSemanticsNodeUpdate(child1);
128 bridge->AddFlutterSemanticsNodeUpdate(child4);
129 bridge->CommitUpdates();
130
131 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(12).lock();
132 auto child1_node = bridge->GetFlutterPlatformNodeDelegateFromID(34).lock();
133 auto child2_node = bridge->GetFlutterPlatformNodeDelegateFromID(56).lock();
134 auto child3_node = bridge->GetFlutterPlatformNodeDelegateFromID(78).lock();
135 auto child4_node = bridge->GetFlutterPlatformNodeDelegateFromID(90).lock();
136
137 EXPECT_EQ(bridge->GetRootAsAXNode()->id(), 12);
138 EXPECT_EQ(bridge->RootDelegate()->GetName(), "root");
139
140 EXPECT_EQ(root_node->GetChildCount(), 2);
141 EXPECT_EQ(root_node->GetData().child_ids[0], 34);
142 EXPECT_EQ(root_node->GetData().child_ids[1], 56);
143 EXPECT_EQ(root_node->GetName(), "root");
144
145 EXPECT_EQ(child1_node->GetChildCount(), 0);
146 EXPECT_EQ(child1_node->GetName(), "child 1");
147
148 EXPECT_EQ(child2_node->GetChildCount(), 1);
149 EXPECT_EQ(child2_node->GetData().child_ids[0], 78);
150 EXPECT_EQ(child2_node->GetName(), "child 2");
151
152 EXPECT_EQ(child3_node->GetChildCount(), 1);
153 EXPECT_EQ(child3_node->GetData().child_ids[0], 90);
154 EXPECT_EQ(child3_node->GetName(), "child 3");
155
156 EXPECT_EQ(child4_node->GetChildCount(), 0);
157 EXPECT_EQ(child4_node->GetName(), "child 4");
158 }

References CreateSemanticsNode().

## ◆ TEST() [3/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | AXTreeManagerTest |
| ) |  |

Definition at line 546 of file accessibility_bridge_unittests.cc.

546 {
547 std::shared_ptr<TestAccessibilityBridge> bridge =
548 std::make_shared<TestAccessibilityBridge>();
549
550 ui::AXTreeID tree_id = bridge->GetTreeID();
551 ui::AXTreeManager* manager =
552 ui::AXTreeManagerMap::GetInstance().GetManager(tree_id);
553 ASSERT_EQ(manager, static_cast<ui::AXTreeManager*>(bridge.get()));
554 }

## ◆ TEST() [4/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | BasicTest |
| ) |  |

Definition at line 40 of file accessibility_bridge_unittests.cc.

40 {
41 std::shared_ptr<TestAccessibilityBridge> bridge =
42 std::make_shared<TestAccessibilityBridge>();
43
44 std::vector<int32_t> children{1, 2};
45 FlutterSemanticsNode2 root = CreateSemanticsNode(0, "root", &children);
46 FlutterSemanticsNode2 child1 = CreateSemanticsNode(1, "child 1");
47 FlutterSemanticsNode2 child2 = CreateSemanticsNode(2, "child 2");
48
49 bridge->AddFlutterSemanticsNodeUpdate(root);
50 bridge->AddFlutterSemanticsNodeUpdate(child1);
51 bridge->AddFlutterSemanticsNodeUpdate(child2);
52 bridge->CommitUpdates();
53
54 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
55 auto child1_node = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
56 auto child2_node = bridge->GetFlutterPlatformNodeDelegateFromID(2).lock();
57 EXPECT_EQ(root_node->GetChildCount(), 2);
58 EXPECT_EQ(root_node->GetData().child_ids[0], 1);
59 EXPECT_EQ(root_node->GetData().child_ids[1], 2);
60 EXPECT_EQ(root_node->GetName(), "root");
61
62 EXPECT_EQ(child1_node->GetChildCount(), 0);
63 EXPECT_EQ(child1_node->GetName(), "child 1");
64
65 EXPECT_EQ(child2_node->GetChildCount(), 0);
66 EXPECT_EQ(child2_node->GetName(), "child 2");
67 }

References CreateSemanticsNode().

## ◆ TEST() [5/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | CanFireChildrenChangedCorrectly |
| ) |  |

Definition at line 160 of file accessibility_bridge_unittests.cc.

160 {
161 std::shared_ptr<TestAccessibilityBridge> bridge =
162 std::make_shared<TestAccessibilityBridge>();
163
164 std::vector<int32_t> children{1};
165 FlutterSemanticsNode2 root = CreateSemanticsNode(0, "root", &children);
166 FlutterSemanticsNode2 child1 = CreateSemanticsNode(1, "child 1");
167
168 bridge->AddFlutterSemanticsNodeUpdate(root);
169 bridge->AddFlutterSemanticsNodeUpdate(child1);
170
171 bridge->CommitUpdates();
172
173 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
174 auto child1_node = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
175 EXPECT_EQ(root_node->GetChildCount(), 1);
176 EXPECT_EQ(root_node->GetData().child_ids[0], 1);
177 EXPECT_EQ(root_node->GetName(), "root");
178
179 EXPECT_EQ(child1_node->GetChildCount(), 0);
180 EXPECT_EQ(child1_node->GetName(), "child 1");
181 bridge->accessibility_events.clear();
182
183 // Add a child to root.
184 root.child_count = 2;
185 int32_t new_children[] = {1, 2};
186 root.children_in_traversal_order = new_children;
187
188 FlutterSemanticsNode2 child2 = CreateSemanticsNode(2, "child 2");
189
190 bridge->AddFlutterSemanticsNodeUpdate(root);
191 bridge->AddFlutterSemanticsNodeUpdate(child2);
192 bridge->CommitUpdates();
193
194 root_node = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
195
196 EXPECT_EQ(root_node->GetChildCount(), 2);
197 EXPECT_EQ(root_node->GetData().child_ids[0], 1);
198 EXPECT_EQ(root_node->GetData().child_ids[1], 2);
199 EXPECT_EQ(bridge->accessibility_events.size(), size_t{2});
200 std::set<ui::AXEventGenerator::Event> actual_event{
201 bridge->accessibility_events.begin(), bridge->accessibility_events.end()};
202 EXPECT_THAT(actual_event,
203 Contains(ui::AXEventGenerator::Event::CHILDREN_CHANGED));
204 EXPECT_THAT(actual_event,
205 Contains(ui::AXEventGenerator::Event::SUBTREE_CREATED));
206 }

References CreateSemanticsNode().

## ◆ TEST() [6/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | CanHandleSelectionChangeCorrectly |
| ) |  |

Definition at line 208 of file accessibility_bridge_unittests.cc.

208 {
209 std::shared_ptr<TestAccessibilityBridge> bridge =
210 std::make_shared<TestAccessibilityBridge>();
211 FlutterSemanticsNode2 root = CreateSemanticsNode(0, "root");
212 root.flags = static_cast<FlutterSemanticsFlag>(
213 FlutterSemanticsFlag::kFlutterSemanticsFlagIsTextField |
214 FlutterSemanticsFlag::kFlutterSemanticsFlagIsFocused);
215 bridge->AddFlutterSemanticsNodeUpdate(root);
216 bridge->CommitUpdates();
217
218 const ui::AXTreeData& tree = bridge->GetAXTreeData();
219 EXPECT_EQ(tree.sel_anchor_object_id, ui::AXNode::kInvalidAXID);
220 bridge->accessibility_events.clear();
221
222 // Update the selection.
223 root.text_selection_base = 0;
224 root.text_selection_extent = 5;
225 bridge->AddFlutterSemanticsNodeUpdate(root);
226
227 bridge->CommitUpdates();
228
229 EXPECT_EQ(tree.sel_anchor_object_id, 0);
230 EXPECT_EQ(tree.sel_anchor_offset, 0);
231 EXPECT_EQ(tree.sel_focus_object_id, 0);
232 EXPECT_EQ(tree.sel_focus_offset, 5);
233 ASSERT_EQ(bridge->accessibility_events.size(), size_t{2});
234 EXPECT_EQ(bridge->accessibility_events[0],
235 ui::AXEventGenerator::Event::DOCUMENT_SELECTION_CHANGED);
236 EXPECT_EQ(bridge->accessibility_events[1],
237 ui::AXEventGenerator::Event::OTHER_ATTRIBUTE_CHANGED);
238 }

References CreateSemanticsNode().

## ◆ TEST() [7/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | CanReparentMultipleNodes |
| ) |  |

Definition at line 372 of file accessibility_bridge_unittests.cc.

372 {
373 std::shared_ptr<TestAccessibilityBridge> bridge =
374 std::make_shared<TestAccessibilityBridge>();
375
376 int32_t root_id = 0;
377 int32_t intermediary1_id = 1;
378 int32_t intermediary2_id = 2;
379 int32_t leaf1_id = 3;
380 int32_t leaf2_id = 4;
381 int32_t leaf3_id = 5;
382
383 std::vector<int32_t> root_children{intermediary1_id, intermediary2_id};
384 std::vector<int32_t> intermediary1_children{leaf1_id};
385 std::vector<int32_t> intermediary2_children{leaf2_id, leaf3_id};
386 FlutterSemanticsNode2 root =
387 CreateSemanticsNode(root_id, "root", &root_children);
388 FlutterSemanticsNode2 intermediary1 = CreateSemanticsNode(
389 intermediary1_id, "intermediary 1", &intermediary1_children);
390 FlutterSemanticsNode2 intermediary2 = CreateSemanticsNode(
391 intermediary2_id, "intermediary 2", &intermediary2_children);
392 FlutterSemanticsNode2 leaf1 = CreateSemanticsNode(leaf1_id, "leaf 1");
393 FlutterSemanticsNode2 leaf2 = CreateSemanticsNode(leaf2_id, "leaf 2");
394 FlutterSemanticsNode2 leaf3 = CreateSemanticsNode(leaf3_id, "leaf 3");
395
396 bridge->AddFlutterSemanticsNodeUpdate(root);
397 bridge->AddFlutterSemanticsNodeUpdate(intermediary1);
398 bridge->AddFlutterSemanticsNodeUpdate(intermediary2);
399 bridge->AddFlutterSemanticsNodeUpdate(leaf1);
400 bridge->AddFlutterSemanticsNodeUpdate(leaf2);
401 bridge->AddFlutterSemanticsNodeUpdate(leaf3);
402 bridge->CommitUpdates();
403 bridge->accessibility_events.clear();
404
405 // Swap intermediary 1's and intermediary2's children.
406 int32_t new_intermediary1_children[] = {leaf2_id, leaf3_id};
407 intermediary1.child_count = 2;
408 intermediary1.children_in_traversal_order = new_intermediary1_children;
409
410 int32_t new_intermediary2_children[] = {leaf1_id};
411 intermediary2.child_count = 1;
412 intermediary2.children_in_traversal_order = new_intermediary2_children;
413
414 bridge->AddFlutterSemanticsNodeUpdate(intermediary1);
415 bridge->AddFlutterSemanticsNodeUpdate(intermediary2);
416 bridge->AddFlutterSemanticsNodeUpdate(leaf1);
417 bridge->AddFlutterSemanticsNodeUpdate(leaf2);
418 bridge->AddFlutterSemanticsNodeUpdate(leaf3);
419 bridge->CommitUpdates();
420
421 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(root_id).lock();
422 auto intermediary1_node =
423 bridge->GetFlutterPlatformNodeDelegateFromID(intermediary1_id).lock();
424 auto intermediary2_node =
425 bridge->GetFlutterPlatformNodeDelegateFromID(intermediary2_id).lock();
426 auto leaf1_node =
427 bridge->GetFlutterPlatformNodeDelegateFromID(leaf1_id).lock();
428 auto leaf2_node =
429 bridge->GetFlutterPlatformNodeDelegateFromID(leaf2_id).lock();
430 auto leaf3_node =
431 bridge->GetFlutterPlatformNodeDelegateFromID(leaf3_id).lock();
432
433 EXPECT_EQ(root_node->GetChildCount(), 2);
434 EXPECT_EQ(root_node->GetData().child_ids[0], intermediary1_id);
435 EXPECT_EQ(root_node->GetData().child_ids[1], intermediary2_id);
436 EXPECT_EQ(root_node->GetName(), "root");
437
438 EXPECT_EQ(intermediary1_node->GetChildCount(), 2);
439 EXPECT_EQ(intermediary1_node->GetData().child_ids[0], leaf2_id);
440 EXPECT_EQ(intermediary1_node->GetData().child_ids[1], leaf3_id);
441 EXPECT_EQ(intermediary1_node->GetName(), "intermediary 1");
442
443 EXPECT_EQ(intermediary2_node->GetChildCount(), 1);
444 EXPECT_EQ(intermediary2_node->GetData().child_ids[0], leaf1_id);
445 EXPECT_EQ(intermediary2_node->GetName(), "intermediary 2");
446
447 EXPECT_EQ(leaf1_node->GetChildCount(), 0);
448 EXPECT_EQ(leaf1_node->GetName(), "leaf 1");
449
450 EXPECT_EQ(leaf2_node->GetChildCount(), 0);
451 EXPECT_EQ(leaf2_node->GetName(), "leaf 2");
452
453 EXPECT_EQ(leaf3_node->GetChildCount(), 0);
454 EXPECT_EQ(leaf3_node->GetName(), "leaf 3");
455
456 // Intermediary 1 and intermediary 2 have new children.
457 // Leaf 1, 2, and 3 are all moved.
458 ASSERT_EQ(bridge->accessibility_events.size(), size_t{5});
459 EXPECT_THAT(bridge->accessibility_events,
460 Contains(ui::AXEventGenerator::Event::CHILDREN_CHANGED).Times(2));
461 EXPECT_THAT(bridge->accessibility_events,
462 Contains(ui::AXEventGenerator::Event::SUBTREE_CREATED).Times(3));
463 }

References CreateSemanticsNode().

## ◆ TEST() [8/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | CanReparentNode |
| ) |  |

Definition at line 309 of file accessibility_bridge_unittests.cc.

309 {
310 std::shared_ptr<TestAccessibilityBridge> bridge =
311 std::make_shared<TestAccessibilityBridge>();
312
313 std::vector<int32_t> root_children{1};
314 std::vector<int32_t> child1_children{2};
315 FlutterSemanticsNode2 root = CreateSemanticsNode(0, "root", &root_children);
316 FlutterSemanticsNode2 child1 =
317 CreateSemanticsNode(1, "child 1", &child1_children);
318 FlutterSemanticsNode2 child2 = CreateSemanticsNode(2, "child 2");
319
320 bridge->AddFlutterSemanticsNodeUpdate(root);
321 bridge->AddFlutterSemanticsNodeUpdate(child1);
322 bridge->AddFlutterSemanticsNodeUpdate(child2);
323 bridge->CommitUpdates();
324 bridge->accessibility_events.clear();
325
326 // Reparent child2 from child1 to the root.
327 child1.child_count = 0;
328 child1.children_in_traversal_order = nullptr;
329
330 int32_t new_root_children[] = {1, 2};
331 root.child_count = 2;
332 root.children_in_traversal_order = new_root_children;
333
334 bridge->AddFlutterSemanticsNodeUpdate(root);
335 bridge->AddFlutterSemanticsNodeUpdate(child1);
336 bridge->AddFlutterSemanticsNodeUpdate(child2);
337 bridge->CommitUpdates();
338
339 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
340 auto child1_node = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
341 auto child2_node = bridge->GetFlutterPlatformNodeDelegateFromID(2).lock();
342
343 EXPECT_EQ(root_node->GetChildCount(), 2);
344 EXPECT_EQ(root_node->GetData().child_ids[0], 1);
345 EXPECT_EQ(root_node->GetData().child_ids[1], 2);
346 EXPECT_EQ(root_node->GetName(), "root");
347
348 EXPECT_EQ(child1_node->GetChildCount(), 0);
349 EXPECT_EQ(child1_node->GetName(), "child 1");
350
351 EXPECT_EQ(child2_node->GetChildCount(), 0);
352 EXPECT_EQ(child2_node->GetName(), "child 2");
353
354 ASSERT_EQ(bridge->accessibility_events.size(), size_t{5});
355
356 // Child2 is moved from child1 to root.
357 EXPECT_THAT(bridge->accessibility_events,
358 Contains(ui::AXEventGenerator::Event::CHILDREN_CHANGED).Times(2));
359 EXPECT_THAT(bridge->accessibility_events,
360 Contains(ui::AXEventGenerator::Event::SUBTREE_CREATED).Times(1));
361
362 // Child1 is no longer a parent. It loses its group role and disables its
363 // 'clip children' attribute.
364 EXPECT_THAT(
365 bridge->accessibility_events,
366 Contains(ui::AXEventGenerator::Event::OTHER_ATTRIBUTE_CHANGED).Times(1));
367 EXPECT_THAT(bridge->accessibility_events,
368 Contains(ui::AXEventGenerator::Event::ROLE_CHANGED).Times(1));
369 }

References CreateSemanticsNode().

## ◆ TEST() [9/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | CanReparentNodeWithChild |
| ) |  |

Definition at line 466 of file accessibility_bridge_unittests.cc.

466 {
467 std::shared_ptr<TestAccessibilityBridge> bridge =
468 std::make_shared<TestAccessibilityBridge>();
469
470 int32_t root_id = 0;
471 int32_t intermediary1_id = 1;
472 int32_t intermediary2_id = 2;
473 int32_t leaf1_id = 3;
474
475 std::vector<int32_t> root_children{intermediary1_id, intermediary2_id};
476 std::vector<int32_t> intermediary1_children{leaf1_id};
477 FlutterSemanticsNode2 root =
478 CreateSemanticsNode(root_id, "root", &root_children);
479 FlutterSemanticsNode2 intermediary1 = CreateSemanticsNode(
480 intermediary1_id, "intermediary 1", &intermediary1_children);
481 FlutterSemanticsNode2 intermediary2 =
482 CreateSemanticsNode(intermediary2_id, "intermediary 2");
483 FlutterSemanticsNode2 leaf1 = CreateSemanticsNode(leaf1_id, "leaf 1");
484
485 bridge->AddFlutterSemanticsNodeUpdate(root);
486 bridge->AddFlutterSemanticsNodeUpdate(intermediary1);
487 bridge->AddFlutterSemanticsNodeUpdate(intermediary2);
488 bridge->AddFlutterSemanticsNodeUpdate(leaf1);
489 bridge->CommitUpdates();
490 bridge->accessibility_events.clear();
491
492 // Move intermediary1 from root to intermediary 2.
493 int32_t new_root_children[] = {intermediary2_id};
494 root.child_count = 1;
495 root.children_in_traversal_order = new_root_children;
496
497 int32_t new_intermediary2_children[] = {intermediary1_id};
498 intermediary2.child_count = 1;
499 intermediary2.children_in_traversal_order = new_intermediary2_children;
500
501 bridge->AddFlutterSemanticsNodeUpdate(root);
502 bridge->AddFlutterSemanticsNodeUpdate(intermediary1);
503 bridge->AddFlutterSemanticsNodeUpdate(intermediary2);
504 bridge->AddFlutterSemanticsNodeUpdate(leaf1);
505 bridge->CommitUpdates();
506
507 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(root_id).lock();
508 auto intermediary1_node =
509 bridge->GetFlutterPlatformNodeDelegateFromID(intermediary1_id).lock();
510 auto intermediary2_node =
511 bridge->GetFlutterPlatformNodeDelegateFromID(intermediary2_id).lock();
512 auto leaf1_node =
513 bridge->GetFlutterPlatformNodeDelegateFromID(leaf1_id).lock();
514
515 EXPECT_EQ(root_node->GetChildCount(), 1);
516 EXPECT_EQ(root_node->GetData().child_ids[0], intermediary2_id);
517 EXPECT_EQ(root_node->GetName(), "root");
518
519 EXPECT_EQ(intermediary2_node->GetChildCount(), 1);
520 EXPECT_EQ(intermediary2_node->GetData().child_ids[0], intermediary1_id);
521 EXPECT_EQ(intermediary2_node->GetName(), "intermediary 2");
522
523 EXPECT_EQ(intermediary1_node->GetChildCount(), 1);
524 EXPECT_EQ(intermediary1_node->GetData().child_ids[0], leaf1_id);
525 EXPECT_EQ(intermediary1_node->GetName(), "intermediary 1");
526
527 EXPECT_EQ(leaf1_node->GetChildCount(), 0);
528 EXPECT_EQ(leaf1_node->GetName(), "leaf 1");
529
530 ASSERT_EQ(bridge->accessibility_events.size(), size_t{5});
531
532 EXPECT_THAT(bridge->accessibility_events,
533 Contains(ui::AXEventGenerator::Event::CHILDREN_CHANGED).Times(2));
534 EXPECT_THAT(bridge->accessibility_events,
535 Contains(ui::AXEventGenerator::Event::SUBTREE_CREATED).Times(1));
536
537 // Intermediary 2 becomes a parent node. It updates to group role and enables
538 // its 'clip children' attribute.
539 EXPECT_THAT(
540 bridge->accessibility_events,
541 Contains(ui::AXEventGenerator::Event::OTHER_ATTRIBUTE_CHANGED).Times(1));
542 EXPECT_THAT(bridge->accessibility_events,
543 Contains(ui::AXEventGenerator::Event::ROLE_CHANGED).Times(1));
544 }

References CreateSemanticsNode().

## ◆ TEST() [10/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | CanSetCheckboxChecked |
| ) |  |

Definition at line 292 of file accessibility_bridge_unittests.cc.

292 {
293 std::shared_ptr<TestAccessibilityBridge> bridge =
294 std::make_shared<TestAccessibilityBridge>();
295 FlutterSemanticsNode2 root = CreateSemanticsNode(0, "root");
296 root.flags = static_cast<FlutterSemanticsFlag>(
297 FlutterSemanticsFlag::kFlutterSemanticsFlagHasCheckedState |
298 FlutterSemanticsFlag::kFlutterSemanticsFlagIsChecked);
299 bridge->AddFlutterSemanticsNodeUpdate(root);
300 bridge->CommitUpdates();
301
302 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
303 EXPECT_EQ(root_node->GetData().role, ax::mojom::Role::kCheckBox);
304 EXPECT_EQ(root_node->GetData().GetCheckedState(),
305 ax::mojom::CheckedState::kTrue);
306 }

References CreateSemanticsNode().

## ◆ TEST() [11/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | DoesNotAssignEditableRootToSelectableText |
| ) |  |

Definition at line 240 of file accessibility_bridge_unittests.cc.

240 {
241 std::shared_ptr<TestAccessibilityBridge> bridge =
242 std::make_shared<TestAccessibilityBridge>();
243 FlutterSemanticsNode2 root = CreateSemanticsNode(0, "root");
244 root.flags = static_cast<FlutterSemanticsFlag>(
245 FlutterSemanticsFlag::kFlutterSemanticsFlagIsTextField |
246 FlutterSemanticsFlag::kFlutterSemanticsFlagIsReadOnly);
247 bridge->AddFlutterSemanticsNodeUpdate(root);
248 bridge->CommitUpdates();
249
250 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
251
252 EXPECT_FALSE(root_node->GetData().GetBoolAttribute(
253 ax::mojom::BoolAttribute::kEditableRoot));
254 }

References CreateSemanticsNode().

## ◆ TEST() [12/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | LineBreakingObjectTest |
| ) |  |

Definition at line 556 of file accessibility_bridge_unittests.cc.

556 {
557 std::shared_ptr<TestAccessibilityBridge> bridge =
558 std::make_shared<TestAccessibilityBridge>();
559
560 const int32_t root_id = 0;
561
562 FlutterSemanticsNode2 root = CreateSemanticsNode(root_id, "root", {});
563
564 bridge->AddFlutterSemanticsNodeUpdate(root);
565 bridge->CommitUpdates();
566
567 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(root_id).lock();
568 auto root_data = root_node->GetData();
569 EXPECT_TRUE(root_data.HasBoolAttribute(
570 ax::mojom::BoolAttribute::kIsLineBreakingObject));
571 EXPECT_TRUE(root_data.GetBoolAttribute(
572 ax::mojom::BoolAttribute::kIsLineBreakingObject));
573 }

References CreateSemanticsNode().

## ◆ TEST() [13/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | SliderHasSliderRole |
| ) |  |

Definition at line 271 of file accessibility_bridge_unittests.cc.

271 {
272 std::shared_ptr<TestAccessibilityBridge> bridge =
273 std::make_shared<TestAccessibilityBridge>();
274 FlutterSemanticsNode2 root = CreateSemanticsNode(0, "root");
275 root.flags = static_cast<FlutterSemanticsFlag>(
276 FlutterSemanticsFlag::kFlutterSemanticsFlagIsSlider |
277 FlutterSemanticsFlag::kFlutterSemanticsFlagHasEnabledState |
278 FlutterSemanticsFlag::kFlutterSemanticsFlagIsEnabled |
279 FlutterSemanticsFlag::kFlutterSemanticsFlagIsFocusable);
280 bridge->AddFlutterSemanticsNodeUpdate(root);
281 bridge->CommitUpdates();
282
283 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
284 EXPECT_EQ(root_node->GetData().role, ax::mojom::Role::kSlider);
285 }

References CreateSemanticsNode().

## ◆ TEST() [14/117]

flutter::testing::TEST | ( | AccessibilityBridgeTest | ,
|  | SwitchHasSwitchRole |
| ) |  |

Definition at line 256 of file accessibility_bridge_unittests.cc.

256 {
257 std::shared_ptr<TestAccessibilityBridge> bridge =
258 std::make_shared<TestAccessibilityBridge>();
259 FlutterSemanticsNode2 root = CreateSemanticsNode(0, "root");
260 root.flags = static_cast<FlutterSemanticsFlag>(
261 FlutterSemanticsFlag::kFlutterSemanticsFlagHasToggledState |
262 FlutterSemanticsFlag::kFlutterSemanticsFlagHasEnabledState |
263 FlutterSemanticsFlag::kFlutterSemanticsFlagIsEnabled);
264 bridge->AddFlutterSemanticsNodeUpdate(root);
265 bridge->CommitUpdates();
266
267 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
268 EXPECT_EQ(root_node->GetData().role, ax::mojom::Role::kSwitch);
269 }

References CreateSemanticsNode().

## ◆ TEST() [15/117]

flutter::testing::TEST | ( | FlutterAppDelegateTest | ,
|  | DoesNotCallDelegatesWithoutHandler |
| ) |  |

Definition at line 32 of file FlutterAppDelegateTest.mm.

32 {
33 FlutterAppDelegate* appDelegate = [[FlutterAppDelegate alloc] init];
34 AppDelegateNoopFlutterAppLifecycleDelegate* noopDelegate =
35 [[AppDelegateNoopFlutterAppLifecycleDelegate alloc] init];
36 [appDelegate addApplicationLifecycleDelegate:noopDelegate];
37
38 [appDelegate application:NSApplication.sharedApplication openURLs:@[]];
39 // No EXPECT, since the test is that the call doesn't throw due to calling without checking that
40 // the method is implemented.
41 }

References <FlutterAppLifecycleProvider>::addApplicationLifecycleDelegate:.

## ◆ TEST() [16/117]

flutter::testing::TEST | ( | FlutterAppDelegateTest | ,
|  | OperURLsStopsAfterHandled |
| ) |  |

Definition at line 57 of file FlutterAppDelegateTest.mm.

57 {
58 FlutterAppDelegate* appDelegate = [[FlutterAppDelegate alloc] init];
59 AppDelegateTestFlutterAppLifecycleDelegate* firstDelegate =
60 [[AppDelegateTestFlutterAppLifecycleDelegate alloc] init];
61 AppDelegateTestFlutterAppLifecycleDelegate* secondDelegate =
62 [[AppDelegateTestFlutterAppLifecycleDelegate alloc] init];
63 [appDelegate addApplicationLifecycleDelegate:firstDelegate];
64 [appDelegate addApplicationLifecycleDelegate:secondDelegate];
65
66 NSURL* URL = [NSURL URLWithString:@"https://flutter.dev"];
67 EXPECT_NE(URL, nil);
68 NSArray<NSURL*>* URLs = @[ URL ];
69 [appDelegate application:NSApplication.sharedApplication openURLs:URLs];
70
71 EXPECT_EQ([firstDelegate receivedURLs], URLs);
72 EXPECT_EQ([secondDelegate receivedURLs], nil);
73 }

References <FlutterAppLifecycleProvider>::addApplicationLifecycleDelegate:, and AppDelegateNoopFlutterAppLifecycleDelegate::receivedURLs.

## ◆ TEST() [17/117]

flutter::testing::TEST | ( | FlutterAppDelegateTest | ,
|  | ReceivesOpenURLs |
| ) |  |

Definition at line 43 of file FlutterAppDelegateTest.mm.

43 {
44 FlutterAppDelegate* appDelegate = [[FlutterAppDelegate alloc] init];
45 AppDelegateTestFlutterAppLifecycleDelegate* delegate =
46 [[AppDelegateTestFlutterAppLifecycleDelegate alloc] init];
47 [appDelegate addApplicationLifecycleDelegate:delegate];
48
49 NSURL* URL = [NSURL URLWithString:@"https://flutter.dev"];
50 EXPECT_NE(URL, nil);
51 NSArray<NSURL*>* URLs = @[ URL ];
52 [appDelegate application:NSApplication.sharedApplication openURLs:URLs];
53
54 EXPECT_EQ([delegate receivedURLs], URLs);
55 }

References <FlutterAppLifecycleProvider>::addApplicationLifecycleDelegate:, and AppDelegateNoopFlutterAppLifecycleDelegate::receivedURLs.

## ◆ TEST() [18/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | ReleasesDelegateOnDealloc |
| ) |  |

Definition at line 223 of file FlutterAppLifecycleDelegateTest.mm.

223 {
224 __weak FlutterAppLifecycleRegistrar* weakRegistrar;
225 __weak TestFlutterAppLifecycleDelegate* weakDelegate;
226 @autoreleasepool {
227 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
228 weakRegistrar = registrar;
229 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
230 weakDelegate = delegate;
231 [registrar addDelegate:delegate];
232 }
233 EXPECT_EQ(weakRegistrar, nil);
234 EXPECT_EQ(weakDelegate, nil);
235 }

References FlutterAppLifecycleRegistrar::addDelegate:.

## ◆ TEST() [19/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToDidBecomeActive |
| ) |  |

Definition at line 109 of file FlutterAppLifecycleDelegateTest.mm.

109 {
110 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
111 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
112 [registrar addDelegate:delegate];
113
114 NSNotification* didBecomeActive =
115 [NSNotification notificationWithName:NSApplicationDidBecomeActiveNotification object:nil];
116 [registrar handleDidBecomeActive:didBecomeActive];
117 EXPECT_EQ([delegate lastNotification], didBecomeActive);
118 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleDidBecomeActive:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [20/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToDidChangeOcclusionState |
| ) |  |

Definition at line 209 of file FlutterAppLifecycleDelegateTest.mm.

209 {
210 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
211 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
212 [registrar addDelegate:delegate];
213
214 NSNotification* didChangeOcclusionState =
215 [NSNotification notificationWithName:NSApplicationDidChangeOcclusionStateNotification
216 object:nil];
217 if ([registrar respondsToSelector:@selector(handleDidChangeOcclusionState:)]) {
218 [registrar handleDidChangeOcclusionState:didChangeOcclusionState];
219 EXPECT_EQ([delegate lastNotification], didChangeOcclusionState);
220 }
221 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleDidChangeOcclusionState:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [21/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToDidChangeScreenParameters |
| ) |  |

Definition at line 197 of file FlutterAppLifecycleDelegateTest.mm.

197 {
198 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
199 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
200 [registrar addDelegate:delegate];
201
202 NSNotification* didChangeScreenParameters =
203 [NSNotification notificationWithName:NSApplicationDidChangeScreenParametersNotification
204 object:nil];
205 [registrar handleDidChangeScreenParameters:didChangeScreenParameters];
206 EXPECT_EQ([delegate lastNotification], didChangeScreenParameters);
207 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleDidChangeScreenParameters:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [22/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToDidFinishLaunching |
| ) |  |

Definition at line 87 of file FlutterAppLifecycleDelegateTest.mm.

87 {
88 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
89 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
90 [registrar addDelegate:delegate];
91
92 NSNotification* didFinishLaunching =
93 [NSNotification notificationWithName:NSApplicationDidFinishLaunchingNotification object:nil];
94 [registrar handleDidFinishLaunching:didFinishLaunching];
95 EXPECT_EQ([delegate lastNotification], didFinishLaunching);
96 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleDidFinishLaunching:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [23/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToDidHide |
| ) |  |

Definition at line 175 of file FlutterAppLifecycleDelegateTest.mm.

175 {
176 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
177 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
178 [registrar addDelegate:delegate];
179
180 NSNotification* didHide = [NSNotification notificationWithName:NSApplicationDidHideNotification
181 object:nil];
182 [registrar handleDidHide:didHide];
183 EXPECT_EQ([delegate lastNotification], didHide);
184 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleDidHide:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [24/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToDidResignActive |
| ) |  |

Definition at line 131 of file FlutterAppLifecycleDelegateTest.mm.

131 {
132 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
133 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
134 [registrar addDelegate:delegate];
135
136 NSNotification* didResignActive =
137 [NSNotification notificationWithName:NSApplicationDidResignActiveNotification object:nil];
138 [registrar handleDidResignActive:didResignActive];
139 EXPECT_EQ([delegate lastNotification], didResignActive);
140 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleDidResignActive:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [25/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToDidUnhide |
| ) |  |

Definition at line 186 of file FlutterAppLifecycleDelegateTest.mm.

186 {
187 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
188 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
189 [registrar addDelegate:delegate];
190
191 NSNotification* didUnhide =
192 [NSNotification notificationWithName:NSApplicationDidUnhideNotification object:nil];
193 [registrar handleDidUnhide:didUnhide];
194 EXPECT_EQ([delegate lastNotification], didUnhide);
195 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleDidUnhide:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [26/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToWillBecomeActive |
| ) |  |

Definition at line 98 of file FlutterAppLifecycleDelegateTest.mm.

98 {
99 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
100 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
101 [registrar addDelegate:delegate];
102
103 NSNotification* willBecomeActive =
104 [NSNotification notificationWithName:NSApplicationWillBecomeActiveNotification object:nil];
105 [registrar handleWillBecomeActive:willBecomeActive];
106 EXPECT_EQ([delegate lastNotification], willBecomeActive);
107 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleWillBecomeActive:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [27/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToWillFinishLaunching |
| ) |  |

Definition at line 76 of file FlutterAppLifecycleDelegateTest.mm.

76 {
77 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
78 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
79 [registrar addDelegate:delegate];
80
81 NSNotification* willFinishLaunching =
82 [NSNotification notificationWithName:NSApplicationWillFinishLaunchingNotification object:nil];
83 [registrar handleWillFinishLaunching:willFinishLaunching];
84 EXPECT_EQ([delegate lastNotification], willFinishLaunching);
85 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleWillFinishLaunching:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [28/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToWillHide |
| ) |  |

Definition at line 153 of file FlutterAppLifecycleDelegateTest.mm.

153 {
154 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
155 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
156 [registrar addDelegate:delegate];
157
158 NSNotification* willHide = [NSNotification notificationWithName:NSApplicationWillHideNotification
159 object:nil];
160 [registrar handleWillHide:willHide];
161 EXPECT_EQ([delegate lastNotification], willHide);
162 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleWillHide:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [29/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToWillResignActive |
| ) |  |

Definition at line 120 of file FlutterAppLifecycleDelegateTest.mm.

120 {
121 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
122 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
123 [registrar addDelegate:delegate];
124
125 NSNotification* willResignActive =
126 [NSNotification notificationWithName:NSApplicationWillResignActiveNotification object:nil];
127 [registrar handleWillResignActive:willResignActive];
128 EXPECT_EQ([delegate lastNotification], willResignActive);
129 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleWillResignActive:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [30/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToWillTerminate |
| ) |  |

Definition at line 142 of file FlutterAppLifecycleDelegateTest.mm.

142 {
143 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
144 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
145 [registrar addDelegate:delegate];
146
147 NSNotification* applicationWillTerminate =
148 [NSNotification notificationWithName:NSApplicationWillTerminateNotification object:nil];
149 [registrar handleWillTerminate:applicationWillTerminate];
150 EXPECT_EQ([delegate lastNotification], applicationWillTerminate);
151 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleWillTerminate:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [31/117]

flutter::testing::TEST | ( | FlutterAppLifecycleDelegateTest | ,
|  | RespondsToWillUnhide |
| ) |  |

Definition at line 164 of file FlutterAppLifecycleDelegateTest.mm.

164 {
165 FlutterAppLifecycleRegistrar* registrar = [[FlutterAppLifecycleRegistrar alloc] init];
166 TestFlutterAppLifecycleDelegate* delegate = [[TestFlutterAppLifecycleDelegate alloc] init];
167 [registrar addDelegate:delegate];
168
169 NSNotification* willUnhide =
170 [NSNotification notificationWithName:NSApplicationWillUnhideNotification object:nil];
171 [registrar handleWillUnhide:willUnhide];
172 EXPECT_EQ([delegate lastNotification], willUnhide);
173 }

References FlutterAppLifecycleRegistrar::addDelegate:, <FlutterAppLifecycleDelegate>::handleWillUnhide:, and TestFlutterAppLifecycleDelegate::lastNotification.

## ◆ TEST() [32/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | BasicKeyEvent |
| ) |  |

Definition at line 118 of file FlutterEmbedderKeyResponderTest.mm.

118 {
119 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
120 __block BOOL last_handled = TRUE;
121 FlutterKeyEvent* event;
122
123 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
124 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
125 void* _Nullable user_data) {
126 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
127 callback:callback
128 userData:user_data]];
129 }];
130
131 last_handled = FALSE;
132 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 123.0f, 0x100, @"a", @"a", FALSE, 0)
133 callback:^(BOOL handled) {
134 last_handled = handled;
135 }];
136
137 EXPECT_EQ([events count], 1u);
138 event = [events lastObject].data;
139 ASSERT_NE(event, nullptr);
140 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
141 EXPECT_EQ(event->timestamp, 123000000.0f);
142 EXPECT_EQ(event->physical, kPhysicalKeyA);
143 EXPECT_EQ(event->logical, kLogicalKeyA);
144 EXPECT_STREQ(event->character, "a");
145 EXPECT_EQ(event->synthesized, false);
146
147 EXPECT_EQ(last_handled, FALSE);
148 EXPECT_TRUE([[events lastObject] hasCallback]);
149 [[events lastObject] respond:TRUE];
150 EXPECT_EQ(last_handled, TRUE);
151
152 [events removeAllObjects];
153
154 last_handled = FALSE;
155 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x100, @"a", @"a", TRUE, kKeyCodeKeyA)
156 callback:^(BOOL handled) {
157 last_handled = handled;
158 }];
159
160 EXPECT_EQ([events count], 1u);
161 event = [events lastObject].data;
162 ASSERT_NE(event, nullptr);
163 EXPECT_EQ(event->type, kFlutterKeyEventTypeRepeat);
164 EXPECT_EQ(event->physical, kPhysicalKeyA);
165 EXPECT_EQ(event->logical, kLogicalKeyA);
166 EXPECT_STREQ(event->character, "a");
167 EXPECT_EQ(event->synthesized, false);
168
169 EXPECT_EQ(last_handled, FALSE);
170 EXPECT_TRUE([[events lastObject] hasCallback]);
171 [[events lastObject] respond:TRUE];
172 EXPECT_EQ(last_handled, TRUE);
173
174 [events removeAllObjects];
175
176 last_handled = TRUE;
177 [responder handleEvent:keyEvent(NSEventTypeKeyUp, 124.0f, 0x100, @"a", @"a", FALSE, kKeyCodeKeyA)
178 callback:^(BOOL handled) {
179 last_handled = handled;
180 }];
181
182 EXPECT_EQ([events count], 1u);
183 event = [events lastObject].data;
184 ASSERT_NE(event, nullptr);
185 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
186 EXPECT_EQ(event->timestamp, 124000000.0f);
187 EXPECT_EQ(event->physical, kPhysicalKeyA);
188 EXPECT_EQ(event->logical, kLogicalKeyA);
189 EXPECT_EQ(event->character, nullptr);
190 EXPECT_EQ(event->synthesized, false);
191
192 EXPECT_EQ(last_handled, TRUE);
193 EXPECT_TRUE([[events lastObject] hasCallback]);
194 [[events lastObject] respond:FALSE]; // Check if responding FALSE works
195 EXPECT_EQ(last_handled, FALSE);
196
197 [events removeAllObjects];
198 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:, and TestKeyEvent::hasCallback.

## ◆ TEST() [33/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | ConvertAbruptRepeatEventsToDown |
| ) |  |

Definition at line 410 of file FlutterEmbedderKeyResponderTest.mm.

410 {
411 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
412 __block BOOL last_handled = TRUE;
413 FlutterKeyEvent* event;
414
415 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
416 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
417 void* _Nullable user_data) {
418 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
419 callback:callback
420 userData:user_data]];
421 }];
422
423 last_handled = TRUE;
424 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x100, @"a", @"a", TRUE, kKeyCodeKeyA)
425 callback:^(BOOL handled) {
426 last_handled = handled;
427 }];
428
429 EXPECT_EQ([events count], 1u);
430 event = [events lastObject].data;
431 ASSERT_NE(event, nullptr);
432 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
433 EXPECT_EQ(event->physical, kPhysicalKeyA);
434 EXPECT_EQ(event->logical, kLogicalKeyA);
435 EXPECT_STREQ(event->character, "a");
436 EXPECT_EQ(event->synthesized, false);
437 EXPECT_EQ(last_handled, TRUE);
438 [[events lastObject] respond:FALSE];
439 EXPECT_EQ(last_handled, FALSE);
440
441 [events removeAllObjects];
442 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:.

## ◆ TEST() [34/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | ConvertCapsLockEvents |
| ) |  |

Definition at line 1100 of file FlutterEmbedderKeyResponderTest.mm.

1100 {
1101 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
1102 __block BOOL last_handled = TRUE;
1103 id keyEventCallback = ^(BOOL handled) {
1104 last_handled = handled;
1105 };
1106 FlutterKeyEvent* event;
1107
1108 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
1109 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
1110 void* _Nullable user_data) {
1111 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
1112 callback:callback
1113 userData:user_data]];
1114 }];
1115
1116 // In: CapsLock down
1117 // Out: CapsLock down & *CapsLock Up
1118 last_handled = FALSE;
1119 [responder
1120 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x10100, @"", @"", FALSE, kKeyCodeCapsLock)
1121 callback:keyEventCallback];
1122
1123 EXPECT_EQ([events count], 2u);
1124
1125 event = [events firstObject].data;
1126 ASSERT_NE(event, nullptr);
1127 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
1128 EXPECT_EQ(event->physical, kPhysicalCapsLock);
1129 EXPECT_EQ(event->logical, kLogicalCapsLock);
1130 EXPECT_STREQ(event->character, nullptr);
1131 EXPECT_EQ(event->synthesized, false);
1132 EXPECT_TRUE([[events firstObject] hasCallback]);
1133
1134 event = [events lastObject].data;
1135 ASSERT_NE(event, nullptr);
1136 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
1137 EXPECT_EQ(event->physical, kPhysicalCapsLock);
1138 EXPECT_EQ(event->logical, kLogicalCapsLock);
1139 EXPECT_STREQ(event->character, nullptr);
1140 EXPECT_EQ(event->synthesized, true);
1141 EXPECT_FALSE([[events lastObject] hasCallback]);
1142
1143 EXPECT_EQ(last_handled, FALSE);
1144 [[events firstObject] respond:TRUE];
1145 EXPECT_EQ(last_handled, TRUE);
1146
1147 [events removeAllObjects];
1148
1149 // In: CapsLock up
1150 // Out: CapsLock down & *CapsLock Up
1151 last_handled = FALSE;
1152 [responder handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", FALSE, kKeyCodeCapsLock)
1153 callback:keyEventCallback];
1154
1155 EXPECT_EQ([events count], 2u);
1156
1157 event = [events firstObject].data;
1158 ASSERT_NE(event, nullptr);
1159 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
1160 EXPECT_EQ(event->physical, kPhysicalCapsLock);
1161 EXPECT_EQ(event->logical, kLogicalCapsLock);
1162 EXPECT_STREQ(event->character, nullptr);
1163 EXPECT_EQ(event->synthesized, false);
1164 EXPECT_TRUE([[events firstObject] hasCallback]);
1165
1166 event = [events lastObject].data;
1167 ASSERT_NE(event, nullptr);
1168 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
1169 EXPECT_EQ(event->physical, kPhysicalCapsLock);
1170 EXPECT_EQ(event->logical, kLogicalCapsLock);
1171 EXPECT_STREQ(event->character, nullptr);
1172 EXPECT_EQ(event->synthesized, true);
1173 EXPECT_FALSE([[events lastObject] hasCallback]);
1174
1175 EXPECT_EQ(last_handled, FALSE);
1176 [[events firstObject] respond:TRUE];
1177 EXPECT_EQ(last_handled, TRUE);
1178
1179 [events removeAllObjects];
1180 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:, and TestKeyEvent::hasCallback.

## ◆ TEST() [35/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | IdentifyLeftAndRightModifiers |
| ) |  |

Definition at line 720 of file FlutterEmbedderKeyResponderTest.mm.

720 {
721 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
722 FlutterKeyEvent* event;
723
724 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
725 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
726 void* _Nullable user_data) {
727 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
728 callback:callback
729 userData:user_data]];
730 }];
731
732 [responder
733 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x20102, @"", @"", FALSE, kKeyCodeShiftLeft)
734 callback:^(BOOL handled){
735 }];
736
737 EXPECT_EQ([events count], 1u);
738 event = [events lastObject].data;
739 ASSERT_NE(event, nullptr);
740 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
741 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
742 EXPECT_EQ(event->logical, kLogicalShiftLeft);
743 EXPECT_STREQ(event->character, nullptr);
744 EXPECT_EQ(event->synthesized, false);
745 [[events lastObject] respond:TRUE];
746
747 [events removeAllObjects];
748
749 [responder
750 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x20106, @"", @"", FALSE, kKeyCodeShiftRight)
751 callback:^(BOOL handled){
752 }];
753
754 EXPECT_EQ([events count], 1u);
755 event = [events lastObject].data;
756 ASSERT_NE(event, nullptr);
757 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
758 EXPECT_EQ(event->physical, kPhysicalShiftRight);
759 EXPECT_EQ(event->logical, kLogicalShiftRight);
760 EXPECT_STREQ(event->character, nullptr);
761 EXPECT_EQ(event->synthesized, false);
762 [[events lastObject] respond:TRUE];
763
764 [events removeAllObjects];
765
766 [responder
767 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x20104, @"", @"", FALSE, kKeyCodeShiftLeft)
768 callback:^(BOOL handled){
769 }];
770
771 EXPECT_EQ([events count], 1u);
772 event = [events lastObject].data;
773 ASSERT_NE(event, nullptr);
774 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
775 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
776 EXPECT_EQ(event->logical, kLogicalShiftLeft);
777 EXPECT_STREQ(event->character, nullptr);
778 EXPECT_EQ(event->synthesized, false);
779 [[events lastObject] respond:TRUE];
780
781 [events removeAllObjects];
782
783 [responder
784 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", FALSE, kKeyCodeShiftRight)
785 callback:^(BOOL handled){
786 }];
787
788 EXPECT_EQ([events count], 1u);
789 event = [events lastObject].data;
790 ASSERT_NE(event, nullptr);
791 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
792 EXPECT_EQ(event->physical, kPhysicalShiftRight);
793 EXPECT_EQ(event->logical, kLogicalShiftRight);
794 EXPECT_STREQ(event->character, nullptr);
795 EXPECT_EQ(event->synthesized, false);
796 [[events lastObject] respond:TRUE];
797
798 [events removeAllObjects];
799 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:.

## ◆ TEST() [36/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | IgnoreDuplicateUpEvent |
| ) |  |

Definition at line 379 of file FlutterEmbedderKeyResponderTest.mm.

379 {
380 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
381 FlutterKeyEvent* event;
382 __block BOOL last_handled = TRUE;
383
384 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
385 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
386 void* _Nullable user_data) {
387 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
388 callback:callback
389 userData:user_data]];
390 }];
391
392 last_handled = FALSE;
393 [responder handleEvent:keyEvent(NSEventTypeKeyUp, 0x100, @"a", @"a", FALSE, kKeyCodeKeyA)
394 callback:^(BOOL handled) {
395 last_handled = handled;
396 }];
397
398 EXPECT_EQ([events count], 1u);
399 EXPECT_EQ(last_handled, TRUE);
400 event = [events lastObject].data;
401 ASSERT_NE(event, nullptr);
402 EXPECT_EQ(event->physical, 0ull);
403 EXPECT_EQ(event->logical, 0ull);
404 EXPECT_FALSE([[events lastObject] hasCallback]);
405 EXPECT_EQ(last_handled, TRUE);
406
407 [events removeAllObjects];
408 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:, and TestKeyEvent::hasCallback.

## ◆ TEST() [37/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | MultipleCharacters |
| ) |  |

Definition at line 274 of file FlutterEmbedderKeyResponderTest.mm.

274 {
275 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
276 FlutterKeyEvent* event;
277
278 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
279 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
280 void* _Nullable user_data) {
281 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
282 callback:callback
283 userData:user_data]];
284 }];
285
286 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0, @"Ã n", @"Ã n", FALSE, kKeyCodeKeyA)
287 callback:^(BOOL handled){
288 }];
289
290 EXPECT_EQ([events count], 1u);
291 event = [events lastObject].data;
292 ASSERT_NE(event, nullptr);
293 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
294 EXPECT_EQ(event->physical, kPhysicalKeyA);
295 EXPECT_EQ(event->logical, 0x1400000000ull);
296 EXPECT_STREQ(event->character, "Ã n");
297 EXPECT_EQ(event->synthesized, false);
298
299 [events removeAllObjects];
300
301 [responder handleEvent:keyEvent(NSEventTypeKeyUp, 0, @"a", @"a", FALSE, kKeyCodeKeyA)
302 callback:^(BOOL handled){
303 }];
304
305 EXPECT_EQ([events count], 1u);
306 event = [events lastObject].data;
307 ASSERT_NE(event, nullptr);
308 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
309 EXPECT_EQ(event->physical, kPhysicalKeyA);
310 EXPECT_EQ(event->logical, 0x1400000000ull);
311 EXPECT_STREQ(event->character, nullptr);
312 EXPECT_EQ(event->synthesized, false);
313
314 [events removeAllObjects];
315 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:.

## ◆ TEST() [38/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | NonAsciiCharacters |
| ) |  |

Definition at line 200 of file FlutterEmbedderKeyResponderTest.mm.

200 {
201 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
202 FlutterKeyEvent* event;
203
204 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
205 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
206 void* _Nullable user_data) {
207 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
208 callback:callback
209 userData:user_data]];
210 }];
211
212 [responder
213 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x80140, @"", @"", FALSE, kKeyCodeAltRight)
214 callback:^(BOOL handled){
215 }];
216
217 EXPECT_EQ([events count], 1u);
218 event = [events lastObject].data;
219 ASSERT_NE(event, nullptr);
220 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
221 EXPECT_EQ(event->physical, kPhysicalAltRight);
222 EXPECT_EQ(event->logical, kLogicalAltRight);
223 EXPECT_STREQ(event->character, nullptr);
224 EXPECT_EQ(event->synthesized, false);
225
226 [events removeAllObjects];
227
228 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x80140, @"âˆ‘", @"w", FALSE, kKeyCodeKeyW)
229 callback:^(BOOL handled){
230 }];
231
232 EXPECT_EQ([events count], 1u);
233 event = [events lastObject].data;
234 ASSERT_NE(event, nullptr);
235 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
236 EXPECT_EQ(event->physical, kPhysicalKeyW);
237 EXPECT_EQ(event->logical, kLogicalKeyW);
238 EXPECT_STREQ(event->character, "âˆ‘");
239 EXPECT_EQ(event->synthesized, false);
240
241 [events removeAllObjects];
242
243 [responder handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", FALSE, kKeyCodeAltRight)
244 callback:^(BOOL handled){
245 }];
246
247 EXPECT_EQ([events count], 1u);
248 event = [events lastObject].data;
249 ASSERT_NE(event, nullptr);
250 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
251 EXPECT_EQ(event->physical, kPhysicalAltRight);
252 EXPECT_EQ(event->logical, kLogicalAltRight);
253 EXPECT_STREQ(event->character, nullptr);
254 EXPECT_EQ(event->synthesized, false);
255
256 [events removeAllObjects];
257
258 [responder handleEvent:keyEvent(NSEventTypeKeyUp, 0x100, @"w", @"w", FALSE, kKeyCodeKeyW)
259 callback:^(BOOL handled){
260 }];
261
262 EXPECT_EQ([events count], 1u);
263 event = [events lastObject].data;
264 ASSERT_NE(event, nullptr);
265 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
266 EXPECT_EQ(event->physical, kPhysicalKeyW);
267 EXPECT_EQ(event->logical, kLogicalKeyW);
268 EXPECT_STREQ(event->character, nullptr);
269 EXPECT_EQ(event->synthesized, false);
270
271 [events removeAllObjects];
272 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:.

## ◆ TEST() [39/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | SpecialModiferFlags |
| ) |  |

Definition at line 564 of file FlutterEmbedderKeyResponderTest.mm.

564 {
565 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
566 FlutterKeyEvent* event;
567
568 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
569 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
570 void* _Nullable user_data) {
571 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
572 callback:callback
573 userData:user_data]];
574 }];
575
576 // Keydown: Numpad1, F1, KeyA, ShiftLeft
577 // Then KeyUp: Numpad1, F1, KeyA, ShiftLeft
578
579 // Numpad 1
580 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x200100, @"1", @"1", FALSE, kKeyCodeNumpad1)
581 callback:^(BOOL handled){
582 }];
583
584 EXPECT_EQ([events count], 1u);
585 event = [events lastObject].data;
586 ASSERT_NE(event, nullptr);
587 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
588 EXPECT_EQ(event->physical, kPhysicalNumpad1);
589 EXPECT_EQ(event->logical, kLogicalNumpad1);
590 EXPECT_STREQ(event->character, "1");
591 EXPECT_EQ(event->synthesized, false);
592 [[events lastObject] respond:TRUE];
593
594 [events removeAllObjects];
595
596 // F1
597 [responder
598 handleEvent:keyEvent(NSEventTypeKeyDown, 0x800100, @"\uf704", @"\uf704", FALSE, kKeyCodeF1)
599 callback:^(BOOL handled){
600 }];
601
602 EXPECT_EQ([events count], 1u);
603 event = [events lastObject].data;
604 ASSERT_NE(event, nullptr);
605 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
606 EXPECT_EQ(event->physical, kPhysicalF1);
607 EXPECT_EQ(event->logical, kLogicalF1);
608 EXPECT_STREQ(event->character, nullptr);
609 EXPECT_EQ(event->synthesized, false);
610 [[events lastObject] respond:TRUE];
611
612 [events removeAllObjects];
613
614 // KeyA
615 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x100, @"a", @"a", FALSE, kKeyCodeKeyA)
616 callback:^(BOOL handled){
617 }];
618
619 EXPECT_EQ([events count], 1u);
620 event = [events lastObject].data;
621 ASSERT_NE(event, nullptr);
622 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
623 EXPECT_EQ(event->physical, kPhysicalKeyA);
624 EXPECT_EQ(event->logical, kLogicalKeyA);
625 EXPECT_STREQ(event->character, "a");
626 EXPECT_EQ(event->synthesized, false);
627 [[events lastObject] respond:TRUE];
628
629 [events removeAllObjects];
630
631 // ShiftLeft
632 [responder
633 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x20102, @"", @"", FALSE, kKeyCodeShiftLeft)
634 callback:^(BOOL handled){
635 }];
636
637 EXPECT_EQ([events count], 1u);
638 event = [events lastObject].data;
639 ASSERT_NE(event, nullptr);
640 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
641 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
642 EXPECT_EQ(event->logical, kLogicalShiftLeft);
643 EXPECT_STREQ(event->character, nullptr);
644 EXPECT_EQ(event->synthesized, false);
645 [[events lastObject] respond:TRUE];
646
647 [events removeAllObjects];
648
649 // Numpad 1
650 [responder handleEvent:keyEvent(NSEventTypeKeyUp, 0x220102, @"1", @"1", FALSE, kKeyCodeNumpad1)
651 callback:^(BOOL handled){
652 }];
653
654 EXPECT_EQ([events count], 1u);
655 event = [events lastObject].data;
656 ASSERT_NE(event, nullptr);
657 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
658 EXPECT_EQ(event->physical, kPhysicalNumpad1);
659 EXPECT_EQ(event->logical, kLogicalNumpad1);
660 EXPECT_STREQ(event->character, nullptr);
661 EXPECT_EQ(event->synthesized, false);
662 [[events lastObject] respond:TRUE];
663
664 [events removeAllObjects];
665
666 // F1
667 [responder
668 handleEvent:keyEvent(NSEventTypeKeyUp, 0x820102, @"\uF704", @"\uF704", FALSE, kKeyCodeF1)
669 callback:^(BOOL handled){
670 }];
671
672 EXPECT_EQ([events count], 1u);
673 event = [events lastObject].data;
674 ASSERT_NE(event, nullptr);
675 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
676 EXPECT_EQ(event->physical, kPhysicalF1);
677 EXPECT_EQ(event->logical, kLogicalF1);
678 EXPECT_STREQ(event->character, nullptr);
679 EXPECT_EQ(event->synthesized, false);
680 [[events lastObject] respond:TRUE];
681
682 [events removeAllObjects];
683
684 // KeyA
685 [responder handleEvent:keyEvent(NSEventTypeKeyUp, 0x20102, @"a", @"a", FALSE, kKeyCodeKeyA)
686 callback:^(BOOL handled){
687 }];
688
689 EXPECT_EQ([events count], 1u);
690 event = [events lastObject].data;
691 ASSERT_NE(event, nullptr);
692 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
693 EXPECT_EQ(event->physical, kPhysicalKeyA);
694 EXPECT_EQ(event->logical, kLogicalKeyA);
695 EXPECT_STREQ(event->character, nullptr);
696 EXPECT_EQ(event->synthesized, false);
697 [[events lastObject] respond:TRUE];
698
699 [events removeAllObjects];
700
701 // ShiftLeft
702 [responder
703 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", FALSE, kKeyCodeShiftLeft)
704 callback:^(BOOL handled){
705 }];
706
707 EXPECT_EQ([events count], 1u);
708 event = [events lastObject].data;
709 ASSERT_NE(event, nullptr);
710 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
711 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
712 EXPECT_EQ(event->logical, kLogicalShiftLeft);
713 EXPECT_STREQ(event->character, nullptr);
714 EXPECT_EQ(event->synthesized, false);
715 [[events lastObject] respond:TRUE];
716
717 [events removeAllObjects];
718 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:.

## ◆ TEST() [40/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | SynchronizeCapsLockStateOnCapsLock |
| ) |  |

Definition at line 1183 of file FlutterEmbedderKeyResponderTest.mm.

1183 {
1184 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
1185 FlutterKeyEvent* event;
1186 __block BOOL last_handled = TRUE;
1187 id keyEventCallback = ^(BOOL handled) {
1188 last_handled = handled;
1189 };
1190
1191 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
1192 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
1193 void* _Nullable user_data) {
1194 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
1195 callback:callback
1196 userData:user_data]];
1197 }];
1198
1199 // In: CapsLock down
1200 // Out: (empty)
1201 last_handled = FALSE;
1202 [responder handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", FALSE, kKeyCodeCapsLock)
1203 callback:keyEventCallback];
1204
1205 EXPECT_EQ([events count], 1u);
1206 EXPECT_EQ(last_handled, TRUE);
1207 event = [events lastObject].data;
1208 ASSERT_NE(event, nullptr);
1209 EXPECT_EQ(event->physical, 0ull);
1210 EXPECT_EQ(event->logical, 0ull);
1211 EXPECT_FALSE([[events lastObject] hasCallback]);
1212 EXPECT_EQ(last_handled, TRUE);
1213
1214 [events removeAllObjects];
1215 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:, and TestKeyEvent::hasCallback.

## ◆ TEST() [41/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | SynchronizeCapsLockStateOnNormalKey |
| ) |  |

Definition at line 1218 of file FlutterEmbedderKeyResponderTest.mm.

1218 {
1219 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
1220 __block BOOL last_handled = TRUE;
1221 id keyEventCallback = ^(BOOL handled) {
1222 last_handled = handled;
1223 };
1224 FlutterKeyEvent* event;
1225
1226 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
1227 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
1228 void* _Nullable user_data) {
1229 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
1230 callback:callback
1231 userData:user_data]];
1232 }];
1233
1234 last_handled = FALSE;
1235 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x10100, @"A", @"a", FALSE, kKeyCodeKeyA)
1236 callback:keyEventCallback];
1237
1238 EXPECT_EQ([events count], 3u);
1239
1240 event = events[0].data;
1241 ASSERT_NE(event, nullptr);
1242 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
1243 EXPECT_EQ(event->physical, kPhysicalCapsLock);
1244 EXPECT_EQ(event->logical, kLogicalCapsLock);
1245 EXPECT_STREQ(event->character, nullptr);
1246 EXPECT_EQ(event->synthesized, true);
1247 EXPECT_FALSE([events[0] hasCallback]);
1248
1249 event = events[1].data;
1250 ASSERT_NE(event, nullptr);
1251 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
1252 EXPECT_EQ(event->physical, kPhysicalCapsLock);
1253 EXPECT_EQ(event->logical, kLogicalCapsLock);
1254 EXPECT_STREQ(event->character, nullptr);
1255 EXPECT_EQ(event->synthesized, true);
1256 EXPECT_FALSE([events[1] hasCallback]);
1257
1258 event = events[2].data;
1259 ASSERT_NE(event, nullptr);
1260 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
1261 EXPECT_EQ(event->physical, kPhysicalKeyA);
1262 EXPECT_EQ(event->logical, kLogicalKeyA);
1263 EXPECT_STREQ(event->character, "A");
1264 EXPECT_EQ(event->synthesized, false);
1265 EXPECT_TRUE([events[2] hasCallback]);
1266
1267 EXPECT_EQ(last_handled, FALSE);
1268 [[events lastObject] respond:TRUE];
1269 EXPECT_EQ(last_handled, TRUE);
1270
1271 [events removeAllObjects];
1272 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:, and TestKeyEvent::hasCallback.

## ◆ TEST() [42/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | SynthesizeForDuplicateDownEvent |
| ) |  |

Definition at line 317 of file FlutterEmbedderKeyResponderTest.mm.

317 {
318 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
319 __block BOOL last_handled = TRUE;
320 FlutterKeyEvent* event;
321
322 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
323 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
324 void* _Nullable user_data) {
325 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
326 callback:callback
327 userData:user_data]];
328 }];
329
330 last_handled = TRUE;
331 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x100, @"a", @"a", FALSE, kKeyCodeKeyA)
332 callback:^(BOOL handled) {
333 last_handled = handled;
334 }];
335
336 EXPECT_EQ([events count], 1u);
337 event = [events lastObject].data;
338 ASSERT_NE(event, nullptr);
339 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
340 EXPECT_EQ(event->physical, kPhysicalKeyA);
341 EXPECT_EQ(event->logical, kLogicalKeyA);
342 EXPECT_STREQ(event->character, "a");
343 EXPECT_EQ(event->synthesized, false);
344 EXPECT_EQ(last_handled, TRUE);
345 [[events lastObject] respond:FALSE];
346 EXPECT_EQ(last_handled, FALSE);
347
348 [events removeAllObjects];
349
350 last_handled = TRUE;
351 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x100, @"Ã ", @"Ã ", FALSE, kKeyCodeKeyA)
352 callback:^(BOOL handled) {
353 last_handled = handled;
354 }];
355
356 EXPECT_EQ([events count], 2u);
357
358 event = [events firstObject].data;
359 ASSERT_NE(event, nullptr);
360 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
361 EXPECT_EQ(event->physical, kPhysicalKeyA);
362 EXPECT_EQ(event->logical, kLogicalKeyA);
363 EXPECT_STREQ(event->character, NULL);
364 EXPECT_EQ(event->synthesized, true);
365
366 event = [events lastObject].data;
367 ASSERT_NE(event, nullptr);
368 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
369 EXPECT_EQ(event->physical, kPhysicalKeyA);
370 EXPECT_EQ(event->logical, 0xE0ull /* Ã */);
371 EXPECT_STREQ(event->character, "Ã ");
372 EXPECT_EQ(event->synthesized, false);
373 [[events lastObject] respond:FALSE];
374 EXPECT_EQ(last_handled, FALSE);
375
376 [events removeAllObjects];
377 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:.

## ◆ TEST() [43/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | SynthesizeMissedModifierEvents |
| ) |  |

Definition at line 806 of file FlutterEmbedderKeyResponderTest.mm.

806 {
807 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
808 __block BOOL last_handled = TRUE;
809 id keyEventCallback = ^(BOOL handled) {
810 last_handled = handled;
811 };
812 FlutterKeyEvent* event;
813
814 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
815 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
816 void* _Nullable user_data) {
817 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
818 callback:callback
819 userData:user_data]];
820 }];
821
822 // Case 1:
823 // In: L down, (L up), L down, L up
824 // Out: L down, L up
825 last_handled = FALSE;
826 [responder
827 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x20102, @"", @"", FALSE, kKeyCodeShiftLeft)
828 callback:keyEventCallback];
829
830 EXPECT_EQ([events count], 1u);
831 event = [events lastObject].data;
832 ASSERT_NE(event, nullptr);
833 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
834 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
835 EXPECT_EQ(event->logical, kLogicalShiftLeft);
836 EXPECT_STREQ(event->character, nullptr);
837 EXPECT_EQ(event->synthesized, false);
838
839 EXPECT_EQ(last_handled, FALSE);
840 EXPECT_TRUE([[events lastObject] hasCallback]);
841 [[events lastObject] respond:TRUE];
842 EXPECT_EQ(last_handled, TRUE);
843
844 [events removeAllObjects];
845
846 last_handled = FALSE;
847 [responder
848 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x20102, @"", @"", FALSE, kKeyCodeShiftLeft)
849 callback:keyEventCallback];
850
851 EXPECT_EQ([events count], 1u);
852 event = [events lastObject].data;
853 ASSERT_NE(event, nullptr);
854 EXPECT_EQ(event->physical, 0u);
855 EXPECT_EQ(event->logical, 0u);
856 EXPECT_FALSE([[events lastObject] hasCallback]);
857 EXPECT_EQ(last_handled, TRUE);
858 [events removeAllObjects];
859
860 last_handled = FALSE;
861 [responder
862 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", FALSE, kKeyCodeShiftLeft)
863 callback:keyEventCallback];
864
865 EXPECT_EQ([events count], 1u);
866 event = [events lastObject].data;
867 ASSERT_NE(event, nullptr);
868 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
869 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
870 EXPECT_EQ(event->logical, kLogicalShiftLeft);
871 EXPECT_STREQ(event->character, nullptr);
872 EXPECT_EQ(event->synthesized, false);
873
874 EXPECT_EQ(last_handled, FALSE);
875 EXPECT_TRUE([[events lastObject] hasCallback]);
876 [[events lastObject] respond:TRUE];
877 EXPECT_EQ(last_handled, TRUE);
878
879 [events removeAllObjects];
880
881 // Case 2:
882 // In: (L down), L up
883 // Out:
884
885 last_handled = FALSE;
886 [responder
887 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", FALSE, kKeyCodeShiftLeft)
888 callback:keyEventCallback];
889
890 EXPECT_EQ([events count], 1u);
891 event = [events lastObject].data;
892 ASSERT_NE(event, nullptr);
893 EXPECT_EQ(event->physical, 0u);
894 EXPECT_EQ(event->logical, 0u);
895 EXPECT_FALSE([[events lastObject] hasCallback]);
896 EXPECT_EQ(last_handled, TRUE);
897 [events removeAllObjects];
898
899 // Case 3:
900 // In: L down, (L up), (R down), R up
901 // Out: L down, *L up
902
903 last_handled = FALSE;
904 [responder
905 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x20102, @"", @"", FALSE, kKeyCodeShiftLeft)
906 callback:keyEventCallback];
907
908 EXPECT_EQ([events count], 1u);
909 event = [events lastObject].data;
910 ASSERT_NE(event, nullptr);
911 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
912 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
913 EXPECT_EQ(event->logical, kLogicalShiftLeft);
914 EXPECT_STREQ(event->character, nullptr);
915 EXPECT_EQ(event->synthesized, false);
916
917 EXPECT_EQ(last_handled, FALSE);
918 EXPECT_TRUE([[events lastObject] hasCallback]);
919 [[events lastObject] respond:TRUE];
920 EXPECT_EQ(last_handled, TRUE);
921
922 [events removeAllObjects];
923
924 last_handled = FALSE;
925 [responder
926 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", FALSE, kKeyCodeShiftRight)
927 callback:keyEventCallback];
928
929 EXPECT_EQ([events count], 1u);
930 event = [events lastObject].data;
931 ASSERT_NE(event, nullptr);
932 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
933 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
934 EXPECT_EQ(event->logical, kLogicalShiftLeft);
935 EXPECT_STREQ(event->character, nullptr);
936 EXPECT_EQ(event->synthesized, true);
937
938 // The primary event is automatically replied with TRUE, unrelated to the received event.
939 EXPECT_EQ(last_handled, TRUE);
940 EXPECT_FALSE([[events lastObject] hasCallback]);
941
942 [events removeAllObjects];
943
944 // Case 4:
945 // In: L down, R down, (L up), R up
946 // Out: L down, R down *L up & R up
947
948 last_handled = FALSE;
949 [responder
950 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x20102, @"", @"", FALSE, kKeyCodeShiftLeft)
951 callback:keyEventCallback];
952
953 EXPECT_EQ([events count], 1u);
954 event = [events lastObject].data;
955 ASSERT_NE(event, nullptr);
956 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
957 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
958 EXPECT_EQ(event->logical, kLogicalShiftLeft);
959 EXPECT_STREQ(event->character, nullptr);
960 EXPECT_EQ(event->synthesized, false);
961
962 EXPECT_EQ(last_handled, FALSE);
963 EXPECT_TRUE([[events lastObject] hasCallback]);
964 [[events lastObject] respond:TRUE];
965 EXPECT_EQ(last_handled, TRUE);
966
967 [events removeAllObjects];
968
969 last_handled = FALSE;
970 [responder
971 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x20106, @"", @"", FALSE, kKeyCodeShiftRight)
972 callback:keyEventCallback];
973
974 EXPECT_EQ([events count], 1u);
975 event = [events lastObject].data;
976 ASSERT_NE(event, nullptr);
977 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
978 EXPECT_EQ(event->physical, kPhysicalShiftRight);
979 EXPECT_EQ(event->logical, kLogicalShiftRight);
980 EXPECT_STREQ(event->character, nullptr);
981 EXPECT_EQ(event->synthesized, false);
982
983 EXPECT_EQ(last_handled, FALSE);
984 EXPECT_TRUE([[events lastObject] hasCallback]);
985 [[events lastObject] respond:TRUE];
986 EXPECT_EQ(last_handled, TRUE);
987
988 [events removeAllObjects];
989
990 last_handled = FALSE;
991 [responder
992 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", FALSE, kKeyCodeShiftRight)
993 callback:keyEventCallback];
994
995 EXPECT_EQ([events count], 2u);
996 event = [events firstObject].data;
997 ASSERT_NE(event, nullptr);
998 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
999 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
1000 EXPECT_EQ(event->logical, kLogicalShiftLeft);
1001 EXPECT_STREQ(event->character, nullptr);
1002 EXPECT_EQ(event->synthesized, true);
1003
1004 EXPECT_FALSE([[events firstObject] hasCallback]);
1005
1006 event = [events lastObject].data;
1007 ASSERT_NE(event, nullptr);
1008 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
1009 EXPECT_EQ(event->physical, kPhysicalShiftRight);
1010 EXPECT_EQ(event->logical, kLogicalShiftRight);
1011 EXPECT_STREQ(event->character, nullptr);
1012 EXPECT_EQ(event->synthesized, false);
1013
1014 EXPECT_EQ(last_handled, FALSE);
1015 EXPECT_TRUE([[events lastObject] hasCallback]);
1016 [[events lastObject] respond:TRUE];
1017 EXPECT_EQ(last_handled, TRUE);
1018
1019 [events removeAllObjects];
1020 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:, and TestKeyEvent::hasCallback.

## ◆ TEST() [44/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | SynthesizeMissedModifierEventsInNormalEvents |
| ) |  |

Definition at line 1022 of file FlutterEmbedderKeyResponderTest.mm.

1022 {
1023 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
1024 __block BOOL last_handled = TRUE;
1025 id keyEventCallback = ^(BOOL handled) {
1026 last_handled = handled;
1027 };
1028 FlutterKeyEvent* event;
1029
1030 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
1031 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
1032 void* _Nullable user_data) {
1033 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
1034 callback:callback
1035 userData:user_data]];
1036 }];
1037
1038 // In: (LShift down), A down, (LShift up), A up
1039 // Out: *LS down & A down, *LS up & A up
1040
1041 last_handled = FALSE;
1042 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x20102, @"A", @"A", FALSE, kKeyCodeKeyA)
1043 callback:keyEventCallback];
1044
1045 EXPECT_EQ([events count], 2u);
1046 event = [events firstObject].data;
1047 ASSERT_NE(event, nullptr);
1048 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
1049 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
1050 EXPECT_EQ(event->logical, kLogicalShiftLeft);
1051 EXPECT_STREQ(event->character, nullptr);
1052 EXPECT_EQ(event->synthesized, true);
1053 EXPECT_FALSE([[events firstObject] hasCallback]);
1054
1055 event = [events lastObject].data;
1056 ASSERT_NE(event, nullptr);
1057 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
1058 EXPECT_EQ(event->physical, kPhysicalKeyA);
1059 EXPECT_EQ(event->logical, kLogicalKeyA);
1060 EXPECT_STREQ(event->character, "A");
1061 EXPECT_EQ(event->synthesized, false);
1062 EXPECT_TRUE([[events lastObject] hasCallback]);
1063
1064 EXPECT_EQ(last_handled, FALSE);
1065 [[events lastObject] respond:TRUE];
1066 EXPECT_EQ(last_handled, TRUE);
1067
1068 [events removeAllObjects];
1069
1070 last_handled = FALSE;
1071 [responder handleEvent:keyEvent(NSEventTypeKeyUp, 0x100, @"a", @"a", FALSE, kKeyCodeKeyA)
1072 callback:keyEventCallback];
1073
1074 EXPECT_EQ([events count], 2u);
1075 event = [events firstObject].data;
1076 ASSERT_NE(event, nullptr);
1077 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
1078 EXPECT_EQ(event->physical, kPhysicalShiftLeft);
1079 EXPECT_EQ(event->logical, kLogicalShiftLeft);
1080 EXPECT_STREQ(event->character, nullptr);
1081 EXPECT_EQ(event->synthesized, true);
1082 EXPECT_FALSE([[events firstObject] hasCallback]);
1083
1084 event = [events lastObject].data;
1085 ASSERT_NE(event, nullptr);
1086 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
1087 EXPECT_EQ(event->physical, kPhysicalKeyA);
1088 EXPECT_EQ(event->logical, kLogicalKeyA);
1089 EXPECT_STREQ(event->character, nullptr);
1090 EXPECT_EQ(event->synthesized, false);
1091 EXPECT_TRUE([[events lastObject] hasCallback]);
1092
1093 EXPECT_EQ(last_handled, FALSE);
1094 [[events lastObject] respond:TRUE];
1095 EXPECT_EQ(last_handled, TRUE);
1096
1097 [events removeAllObjects];
1098 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:, and TestKeyEvent::hasCallback.

## ◆ TEST() [45/117]

flutter::testing::TEST | ( | FlutterEmbedderKeyResponderUnittests | ,
|  | ToggleModifiersDuringKeyTap |
| ) |  |

Definition at line 448 of file FlutterEmbedderKeyResponderTest.mm.

448 {
449 __block NSMutableArray<TestKeyEvent*>* events = [[NSMutableArray<TestKeyEvent*> alloc] init];
450 FlutterKeyEvent* event;
451
452 FlutterEmbedderKeyResponder* responder = [[FlutterEmbedderKeyResponder alloc]
453 initWithSendEvent:^(const FlutterKeyEvent& event, _Nullable FlutterKeyEventCallback callback,
454 void* _Nullable user_data) {
455 [events addObject:[[TestKeyEvent alloc] initWithEvent:&event
456 callback:callback
457 userData:user_data]];
458 }];
459
460 [responder handleEvent:keyEvent(NSEventTypeFlagsChanged, 123.0f, 0x20104, @"", @"", FALSE,
461 kKeyCodeShiftRight)
462 callback:^(BOOL handled){
463 }];
464
465 EXPECT_EQ([events count], 1u);
466 event = [events lastObject].data;
467 ASSERT_NE(event, nullptr);
468 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
469 EXPECT_EQ(event->timestamp, 123000000.0f);
470 EXPECT_EQ(event->physical, kPhysicalShiftRight);
471 EXPECT_EQ(event->logical, kLogicalShiftRight);
472 EXPECT_STREQ(event->character, nullptr);
473 EXPECT_EQ(event->synthesized, false);
474 [[events lastObject] respond:TRUE];
475
476 [events removeAllObjects];
477
478 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x20104, @"A", @"A", FALSE, kKeyCodeKeyA)
479 callback:^(BOOL handled){
480 }];
481
482 EXPECT_EQ([events count], 1u);
483 event = [events lastObject].data;
484 ASSERT_NE(event, nullptr);
485 EXPECT_EQ(event->type, kFlutterKeyEventTypeDown);
486 EXPECT_EQ(event->physical, kPhysicalKeyA);
487 EXPECT_EQ(event->logical, kLogicalKeyA);
488 EXPECT_STREQ(event->character, "A");
489 EXPECT_EQ(event->synthesized, false);
490 [[events lastObject] respond:TRUE];
491
492 [events removeAllObjects];
493
494 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x20104, @"A", @"A", TRUE, kKeyCodeKeyA)
495 callback:^(BOOL handled){
496 }];
497
498 EXPECT_EQ([events count], 1u);
499 event = [events lastObject].data;
500 ASSERT_NE(event, nullptr);
501 EXPECT_EQ(event->type, kFlutterKeyEventTypeRepeat);
502 EXPECT_EQ(event->physical, kPhysicalKeyA);
503 EXPECT_EQ(event->logical, kLogicalKeyA);
504 EXPECT_STREQ(event->character, "A");
505 EXPECT_EQ(event->synthesized, false);
506 [[events lastObject] respond:TRUE];
507
508 [events removeAllObjects];
509
510 [responder
511 handleEvent:keyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", FALSE, kKeyCodeShiftRight)
512 callback:^(BOOL handled){
513 }];
514
515 EXPECT_EQ([events count], 1u);
516 event = [events lastObject].data;
517 ASSERT_NE(event, nullptr);
518 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
519 EXPECT_EQ(event->physical, kPhysicalShiftRight);
520 EXPECT_EQ(event->logical, kLogicalShiftRight);
521 EXPECT_STREQ(event->character, nullptr);
522 EXPECT_EQ(event->synthesized, false);
523 [[events lastObject] respond:TRUE];
524
525 [events removeAllObjects];
526
527 [responder handleEvent:keyEvent(NSEventTypeKeyDown, 0x100, @"a", @"a", TRUE, kKeyCodeKeyA)
528 callback:^(BOOL handled){
529 }];
530
531 EXPECT_EQ([events count], 1u);
532 event = [events lastObject].data;
533 ASSERT_NE(event, nullptr);
534 EXPECT_EQ(event->type, kFlutterKeyEventTypeRepeat);
535 EXPECT_EQ(event->physical, kPhysicalKeyA);
536 EXPECT_EQ(event->logical, kLogicalKeyA);
537 EXPECT_STREQ(event->character, "a");
538 EXPECT_EQ(event->synthesized, false);
539
540 [events removeAllObjects];
541
542 [responder handleEvent:keyEvent(NSEventTypeKeyUp, 0x100, @"a", @"a", FALSE, kKeyCodeKeyA)
543 callback:^(BOOL handled){
544 }];
545
546 EXPECT_EQ([events count], 1u);
547 event = [events lastObject].data;
548 ASSERT_NE(event, nullptr);
549 EXPECT_EQ(event->type, kFlutterKeyEventTypeUp);
550 EXPECT_EQ(event->physical, kPhysicalKeyA);
551 EXPECT_EQ(event->logical, kLogicalKeyA);
552 EXPECT_STREQ(event->character, nullptr);
553 EXPECT_EQ(event->synthesized, false);
554 [[events lastObject] respond:TRUE];
555
556 [events removeAllObjects];
557 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:.

## ◆ TEST() [46/117]

flutter::testing::TEST | ( | FlutterKeyboardManagerUnittests | ,
|  | CorrectLogicalKeyForLayouts |
| ) |  |

Definition at line 462 of file FlutterKeyboardManagerTest.mm.

462 {
463 ASSERT_TRUE([[FlutterKeyboardManagerUnittestsObjC alloc] correctLogicalKeyForLayouts]);
464 }

## ◆ TEST() [47/117]

flutter::testing::TEST | ( | FlutterKeyboardManagerUnittests | ,
|  | DoublePrimaryResponder |
| ) |  |

Definition at line 438 of file FlutterKeyboardManagerTest.mm.

438 {
439 ASSERT_TRUE([[FlutterKeyboardManagerUnittestsObjC alloc] doublePrimaryResponder]);
440 }

## ◆ TEST() [48/117]

flutter::testing::TEST | ( | FlutterKeyboardManagerUnittests | ,
|  | EmptyNextResponder |
| ) |  |

Definition at line 446 of file FlutterKeyboardManagerTest.mm.

446 {
447 ASSERT_TRUE([[FlutterKeyboardManagerUnittestsObjC alloc] emptyNextResponder]);
448 }

## ◆ TEST() [49/117]

flutter::testing::TEST | ( | FlutterKeyboardManagerUnittests | ,
|  | GetPressedState |
| ) |  |

Definition at line 450 of file FlutterKeyboardManagerTest.mm.

450 {
451 ASSERT_TRUE([[FlutterKeyboardManagerUnittestsObjC alloc] getPressedState]);
452 }

## ◆ TEST() [50/117]

flutter::testing::TEST | ( | FlutterKeyboardManagerUnittests | ,
|  | KeyboardChannelGetPressedState |
| ) |  |

Definition at line 454 of file FlutterKeyboardManagerTest.mm.

454 {
455 ASSERT_TRUE([[FlutterKeyboardManagerUnittestsObjC alloc] keyboardChannelGetPressedState]);
456 }

## ◆ TEST() [51/117]

flutter::testing::TEST | ( | FlutterKeyboardManagerUnittests | ,
|  | RacingConditionBetweenKeyAndText |
| ) |  |

Definition at line 458 of file FlutterKeyboardManagerTest.mm.

458 {
459 ASSERT_TRUE([[FlutterKeyboardManagerUnittestsObjC alloc] racingConditionBetweenKeyAndText]);
460 }

## ◆ TEST() [52/117]

flutter::testing::TEST | ( | FlutterKeyboardManagerUnittests | ,
|  | ShouldNotHoldStrongReferenceToViewDelegate |
| ) |  |

Definition at line 466 of file FlutterKeyboardManagerTest.mm.

466 {
467 ASSERT_TRUE(
468 [[FlutterKeyboardManagerUnittestsObjC alloc] shouldNotHoldStrongReferenceToViewDelegate]);
469 }

## ◆ TEST() [53/117]

flutter::testing::TEST | ( | FlutterKeyboardManagerUnittests | ,
|  | SingleFinalResponder |
| ) |  |

Definition at line 442 of file FlutterKeyboardManagerTest.mm.

442 {
443 ASSERT_TRUE([[FlutterKeyboardManagerUnittestsObjC alloc] textInputPlugin]);
444 }

## ◆ TEST() [54/117]

flutter::testing::TEST | ( | FlutterKeyboardManagerUnittests | ,
|  | SinglePrimaryResponder |
| ) |  |

Definition at line 434 of file FlutterKeyboardManagerTest.mm.

434 {
435 ASSERT_TRUE([[FlutterKeyboardManagerUnittestsObjC alloc] singlePrimaryResponder]);
436 }

## ◆ TEST() [55/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateMac | ,
|  | Basics |
| ) |  |

Definition at line 32 of file FlutterPlatformNodeDelegateMacTest.mm.

32 {
33 FlutterViewController* viewController = CreateTestViewController();
34 FlutterEngine* engine = viewController.engine;
35 engine.semanticsEnabled = YES;
36 auto bridge = viewController.accessibilityBridge.lock();
37 // Initialize ax node data.
38 FlutterSemanticsNode2 root;
39 root.id = 0;
40 root.flags = static_cast<FlutterSemanticsFlag>(0);
41 ;
42 root.actions = static_cast<FlutterSemanticsAction>(0);
43 root.text_selection_base = -1;
44 root.text_selection_extent = -1;
45 root.label = "accessibility";
46 root.hint = "";
47 root.value = "";
48 root.increased_value = "";
49 root.decreased_value = "";
50 root.tooltip = "";
51 root.child_count = 0;
52 root.custom_accessibility_actions_count = 0;
53 bridge->AddFlutterSemanticsNodeUpdate(root);
54
55 bridge->CommitUpdates();
56
57 auto root_platform_node_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
58 // Verify the accessibility attribute matches.
59 NSAccessibilityElement* native_accessibility =
60 root_platform_node_delegate->GetNativeViewAccessible();
61 std::string value = [native_accessibility.accessibilityValue UTF8String];
62 EXPECT_TRUE(value == "accessibility");
63 EXPECT_EQ(native_accessibility.accessibilityRole, NSAccessibilityStaticTextRole);
64 EXPECT_EQ([native_accessibility.accessibilityChildren count], 0u);
65 [engine shutDownEngine];
66 }

References FlutterViewController::engine.

## ◆ TEST() [56/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateMac | ,
|  | CanPerformAction |
| ) |  |

Definition at line 149 of file FlutterPlatformNodeDelegateMacTest.mm.

149 {
150 FlutterViewController* viewController = CreateTestViewController();
151 FlutterEngine* engine = viewController.engine;
152
153 // Attach the view to a NSWindow.
154 NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
155 styleMask:NSBorderlessWindowMask
156 backing:NSBackingStoreBuffered
157 defer:NO];
158 window.contentView = viewController.view;
159
160 engine.semanticsEnabled = YES;
161 auto bridge = viewController.accessibilityBridge.lock();
162 // Initialize ax node data.
163 FlutterSemanticsNode2 root;
164 root.id = 0;
165 root.label = "root";
166 root.hint = "";
167 root.value = "";
168 root.increased_value = "";
169 root.decreased_value = "";
170 root.tooltip = "";
171 root.child_count = 1;
172 int32_t children[] = {1};
173 root.children_in_traversal_order = children;
174 root.custom_accessibility_actions_count = 0;
175 bridge->AddFlutterSemanticsNodeUpdate(root);
176
177 FlutterSemanticsNode2 child1;
178 child1.id = 1;
179 child1.label = "child 1";
180 child1.hint = "";
181 child1.value = "";
182 child1.increased_value = "";
183 child1.decreased_value = "";
184 child1.tooltip = "";
185 child1.child_count = 0;
186 child1.custom_accessibility_actions_count = 0;
187 bridge->AddFlutterSemanticsNodeUpdate(child1);
188
189 bridge->CommitUpdates();
190
191 auto root_platform_node_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
192
193 // Set up embedder API mock.
194 FlutterSemanticsAction called_action;
195 uint64_t called_id;
196
197 engine.embedderAPI.DispatchSemanticsAction = MOCK_ENGINE_PROC(
198 DispatchSemanticsAction,
199 ([&called_id, &called_action](auto engine, uint64_t id, FlutterSemanticsAction action,
200 const uint8_t* data, size_t data_length) {
201 called_id = id;
202 called_action = action;
203 return kSuccess;
204 }));
205
206 // Performs an AXAction.
207 ui::AXActionData action_data;
208 action_data.action = ax::mojom::Action::kDoDefault;
209 root_platform_node_delegate->AccessibilityPerformAction(action_data);
210
211 EXPECT_EQ(called_action, FlutterSemanticsAction::kFlutterSemanticsActionTap);
212 EXPECT_EQ(called_id, 1u);
213
214 [engine setViewController:nil];
215 [engine shutDownEngine];
216 }

References FlutterViewController::engine.

## ◆ TEST() [57/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateMac | ,
|  | ChangingFlagsUpdatesNativeViewAccessible |
| ) |  |

Definition at line 299 of file FlutterPlatformNodeDelegateMacTest.mm.

299 {
300 FlutterViewController* viewController = CreateTestViewController();
301 FlutterEngine* engine = viewController.engine;
302 [viewController loadView];
303
304 // Creates a NSWindow so that the native text field can become first responder.
305 NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
306 styleMask:NSBorderlessWindowMask
307 backing:NSBackingStoreBuffered
308 defer:NO];
309 window.contentView = viewController.view;
310 engine.semanticsEnabled = YES;
311
312 auto bridge = viewController.accessibilityBridge.lock();
313 // Initialize ax node data.
314 FlutterSemanticsNode2 root;
315 root.id = 0;
316 root.flags = static_cast<FlutterSemanticsFlag>(0);
317 root.actions = static_cast<FlutterSemanticsAction>(0);
318 root.label = "root";
319 root.hint = "";
320 root.value = "";
321 root.increased_value = "";
322 root.decreased_value = "";
323 root.tooltip = "";
324 root.child_count = 1;
325 int32_t children[] = {1};
326 root.children_in_traversal_order = children;
327 root.custom_accessibility_actions_count = 0;
328 root.rect = {0, 0, 100, 100}; // LTRB
329 root.transform = {1, 0, 0, 0, 1, 0, 0, 0, 1};
330 bridge->AddFlutterSemanticsNodeUpdate(root);
331
332 double rectSize = 50;
333 double transformFactor = 0.5;
334
335 FlutterSemanticsNode2 child1;
336 child1.id = 1;
337 child1.flags = static_cast<FlutterSemanticsFlag>(0);
338 child1.actions = static_cast<FlutterSemanticsAction>(0);
339 child1.label = "";
340 child1.hint = "";
341 child1.value = "textfield";
342 child1.increased_value = "";
343 child1.decreased_value = "";
344 child1.tooltip = "";
345 child1.text_selection_base = -1;
346 child1.text_selection_extent = -1;
347 child1.child_count = 0;
348 child1.custom_accessibility_actions_count = 0;
349 child1.rect = {0, 0, rectSize, rectSize}; // LTRB
350 child1.transform = {transformFactor, 0, 0, 0, transformFactor, 0, 0, 0, 1};
351 bridge->AddFlutterSemanticsNodeUpdate(child1);
352
353 bridge->CommitUpdates();
354
355 auto child_platform_node_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
356 // Verify the accessibility attribute matches.
357 id native_accessibility = child_platform_node_delegate->GetNativeViewAccessible();
358 EXPECT_TRUE([[native_accessibility className] isEqualToString:@"AXPlatformNodeCocoa"]);
359
360 // Converting child to text field should produce `FlutterTextField` native view accessible.
361 child1.flags = FlutterSemanticsFlag::kFlutterSemanticsFlagIsTextField;
362 bridge->AddFlutterSemanticsNodeUpdate(child1);
363 bridge->CommitUpdates();
364
365 native_accessibility = child_platform_node_delegate->GetNativeViewAccessible();
366 EXPECT_TRUE([native_accessibility isKindOfClass:[FlutterTextField class]]);
367
368 child1.flags = static_cast<FlutterSemanticsFlag>(0);
369 bridge->AddFlutterSemanticsNodeUpdate(child1);
370 bridge->CommitUpdates();
371
372 native_accessibility = child_platform_node_delegate->GetNativeViewAccessible();
373 EXPECT_TRUE([[native_accessibility className] isEqualToString:@"AXPlatformNodeCocoa"]);
374 }

References FlutterViewController::engine.

## ◆ TEST() [58/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateMac | ,
|  | SelectableTextHasCorrectSemantics |
| ) |  |

Definition at line 68 of file FlutterPlatformNodeDelegateMacTest.mm.

68 {
69 FlutterViewController* viewController = CreateTestViewController();
70 FlutterEngine* engine = viewController.engine;
71 engine.semanticsEnabled = YES;
72 auto bridge = viewController.accessibilityBridge.lock();
73 // Initialize ax node data.
74 FlutterSemanticsNode2 root;
75 root.id = 0;
76 root.flags =
77 static_cast<FlutterSemanticsFlag>(FlutterSemanticsFlag::kFlutterSemanticsFlagIsTextField |
78 FlutterSemanticsFlag::kFlutterSemanticsFlagIsReadOnly);
79 root.actions = static_cast<FlutterSemanticsAction>(0);
80 root.text_selection_base = 1;
81 root.text_selection_extent = 3;
82 root.label = "";
83 root.hint = "";
84 // Selectable text store its text in value
85 root.value = "selectable text";
86 root.increased_value = "";
87 root.decreased_value = "";
88 root.tooltip = "";
89 root.child_count = 0;
90 root.custom_accessibility_actions_count = 0;
91 bridge->AddFlutterSemanticsNodeUpdate(root);
92
93 bridge->CommitUpdates();
94
95 auto root_platform_node_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
96 // Verify the accessibility attribute matches.
97 NSAccessibilityElement* native_accessibility =
98 root_platform_node_delegate->GetNativeViewAccessible();
99 std::string value = [native_accessibility.accessibilityValue UTF8String];
100 EXPECT_EQ(value, "selectable text");
101 EXPECT_EQ(native_accessibility.accessibilityRole, NSAccessibilityStaticTextRole);
102 EXPECT_EQ([native_accessibility.accessibilityChildren count], 0u);
103 NSRange selection = native_accessibility.accessibilitySelectedTextRange;
104 EXPECT_EQ(selection.location, 1u);
105 EXPECT_EQ(selection.length, 2u);
106 std::string selected_text = [native_accessibility.accessibilitySelectedText UTF8String];
107 EXPECT_EQ(selected_text, "el");
108 }

References FlutterViewController::engine.

## ◆ TEST() [59/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateMac | ,
|  | SelectableTextWithoutSelectionReturnZeroRange |
| ) |  |

Definition at line 110 of file FlutterPlatformNodeDelegateMacTest.mm.

110 {
111 FlutterViewController* viewController = CreateTestViewController();
112 FlutterEngine* engine = viewController.engine;
113 engine.semanticsEnabled = YES;
114 auto bridge = viewController.accessibilityBridge.lock();
115 // Initialize ax node data.
116 FlutterSemanticsNode2 root;
117 root.id = 0;
118 root.flags =
119 static_cast<FlutterSemanticsFlag>(FlutterSemanticsFlag::kFlutterSemanticsFlagIsTextField |
120 FlutterSemanticsFlag::kFlutterSemanticsFlagIsReadOnly);
121 root.actions = static_cast<FlutterSemanticsAction>(0);
122 root.text_selection_base = -1;
123 root.text_selection_extent = -1;
124 root.label = "";
125 root.hint = "";
126 // Selectable text store its text in value
127 root.value = "selectable text";
128 root.increased_value = "";
129 root.decreased_value = "";
130 root.tooltip = "";
131 root.child_count = 0;
132 root.custom_accessibility_actions_count = 0;
133 bridge->AddFlutterSemanticsNodeUpdate(root);
134
135 bridge->CommitUpdates();
136
137 auto root_platform_node_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
138 // Verify the accessibility attribute matches.
139 NSAccessibilityElement* native_accessibility =
140 root_platform_node_delegate->GetNativeViewAccessible();
141 NSRange selection = native_accessibility.accessibilitySelectedTextRange;
142 EXPECT_TRUE(selection.location == NSNotFound);
143 EXPECT_EQ(selection.length, 0u);
144 }

References FlutterViewController::engine.

## ◆ TEST() [60/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateMac | ,
|  | TextFieldUsesFlutterTextField |
| ) |  |

Definition at line 220 of file FlutterPlatformNodeDelegateMacTest.mm.

220 {
221 FlutterViewController* viewController = CreateTestViewController();
222 FlutterEngine* engine = viewController.engine;
223 [viewController loadView];
224
225 // Unit test localization is unnecessary.
226 // NOLINTNEXTLINE(clang-analyzer-optin.osx.cocoa.localizability.NonLocalizedStringChecker)
227 viewController.textInputPlugin.string = @"textfield";
228 // Creates a NSWindow so that the native text field can become first responder.
229 NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
230 styleMask:NSBorderlessWindowMask
231 backing:NSBackingStoreBuffered
232 defer:NO];
233 window.contentView = viewController.view;
234 engine.semanticsEnabled = YES;
235
236 auto bridge = viewController.accessibilityBridge.lock();
237 // Initialize ax node data.
238 FlutterSemanticsNode2 root;
239 root.id = 0;
240 root.flags = static_cast<FlutterSemanticsFlag>(0);
241 root.actions = static_cast<FlutterSemanticsAction>(0);
242 root.label = "root";
243 root.hint = "";
244 root.value = "";
245 root.increased_value = "";
246 root.decreased_value = "";
247 root.tooltip = "";
248 root.child_count = 1;
249 int32_t children[] = {1};
250 root.children_in_traversal_order = children;
251 root.custom_accessibility_actions_count = 0;
252 root.rect = {0, 0, 100, 100}; // LTRB
253 root.transform = {1, 0, 0, 0, 1, 0, 0, 0, 1};
254 bridge->AddFlutterSemanticsNodeUpdate(root);
255
256 double rectSize = 50;
257 double transformFactor = 0.5;
258
259 FlutterSemanticsNode2 child1;
260 child1.id = 1;
261 child1.flags = FlutterSemanticsFlag::kFlutterSemanticsFlagIsTextField;
262 child1.actions = static_cast<FlutterSemanticsAction>(0);
263 child1.label = "";
264 child1.hint = "";
265 child1.value = "textfield";
266 child1.increased_value = "";
267 child1.decreased_value = "";
268 child1.tooltip = "";
269 child1.text_selection_base = -1;
270 child1.text_selection_extent = -1;
271 child1.child_count = 0;
272 child1.custom_accessibility_actions_count = 0;
273 child1.rect = {0, 0, rectSize, rectSize}; // LTRB
274 child1.transform = {transformFactor, 0, 0, 0, transformFactor, 0, 0, 0, 1};
275 bridge->AddFlutterSemanticsNodeUpdate(child1);
276
277 bridge->CommitUpdates();
278
279 auto child_platform_node_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
280 // Verify the accessibility attribute matches.
281 id native_accessibility = child_platform_node_delegate->GetNativeViewAccessible();
282 EXPECT_EQ([native_accessibility isKindOfClass:[FlutterTextField class]], YES);
283 FlutterTextField* native_text_field = (FlutterTextField*)native_accessibility;
284
285 NSView* view = viewController.flutterView;
286 CGRect scaledBounds = [view convertRectToBacking:view.bounds];
287 CGSize scaledSize = scaledBounds.size;
288 double pixelRatio = view.bounds.size.width == 0 ? 1 : scaledSize.width / view.bounds.size.width;
289
290 double expectedFrameSize = rectSize * transformFactor / pixelRatio;
291 EXPECT_EQ(NSEqualRects(native_text_field.frame, NSMakeRect(0, 600 - expectedFrameSize,
292 expectedFrameSize, expectedFrameSize)),
293 YES);
294
295 [native_text_field startEditing];
296 EXPECT_EQ([native_text_field.stringValue isEqualToString:@"textfield"], YES);
297 }

References FlutterViewController::engine.

## ◆ TEST() [61/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateTest | ,
|  | canCalculateBoundsCorrectly |
| ) |  |

Definition at line 110 of file flutter_platform_node_delegate_unittests.cc.

110 {
111 std::shared_ptr<TestAccessibilityBridge> bridge =
112 std::make_shared<TestAccessibilityBridge>();
113 FlutterSemanticsNode2 root;
114 root.id = 0;
115 root.label = "root";
116 root.hint = "";
117 root.value = "";
118 root.increased_value = "";
119 root.decreased_value = "";
120 root.tooltip = "";
121 root.child_count = 1;
122 int32_t children[] = {1};
123 root.children_in_traversal_order = children;
124 root.custom_accessibility_actions_count = 0;
125 root.rect = {0, 0, 100, 100}; // LTRB
126 root.transform = {1, 0, 0, 0, 1, 0, 0, 0, 1};
127 bridge->AddFlutterSemanticsNodeUpdate(root);
128
129 FlutterSemanticsNode2 child1;
130 child1.id = 1;
131 child1.label = "child 1";
132 child1.hint = "";
133 child1.value = "";
134 child1.increased_value = "";
135 child1.decreased_value = "";
136 child1.tooltip = "";
137 child1.child_count = 0;
138 child1.custom_accessibility_actions_count = 0;
139 child1.rect = {0, 0, 50, 50}; // LTRB
140 child1.transform = {0.5, 0, 0, 0, 0.5, 0, 0, 0, 1};
141 bridge->AddFlutterSemanticsNodeUpdate(child1);
142
143 bridge->CommitUpdates();
144 auto child1_node = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
145 ui::AXOffscreenResult result;
146 gfx::Rect bounds =
147 child1_node->GetBoundsRect(ui::AXCoordinateSystem::kScreenDIPs,
148 ui::AXClippingBehavior::kClipped, &result);
149 EXPECT_EQ(bounds.x(), 0);
150 EXPECT_EQ(bounds.y(), 0);
151 EXPECT_EQ(bounds.width(), 25);
152 EXPECT_EQ(bounds.height(), 25);
153 EXPECT_EQ(result, ui::AXOffscreenResult::kOnscreen);
154 }

## ◆ TEST() [62/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateTest | ,
|  | canCalculateOffScreenBoundsCorrectly |
| ) |  |

Definition at line 156 of file flutter_platform_node_delegate_unittests.cc.

156 {
157 std::shared_ptr<TestAccessibilityBridge> bridge =
158 std::make_shared<TestAccessibilityBridge>();
159 FlutterSemanticsNode2 root;
160 root.id = 0;
161 root.label = "root";
162 root.hint = "";
163 root.value = "";
164 root.increased_value = "";
165 root.decreased_value = "";
166 root.tooltip = "";
167 root.child_count = 1;
168 int32_t children[] = {1};
169 root.children_in_traversal_order = children;
170 root.custom_accessibility_actions_count = 0;
171 root.rect = {0, 0, 100, 100}; // LTRB
172 root.transform = {1, 0, 0, 0, 1, 0, 0, 0, 1};
173 bridge->AddFlutterSemanticsNodeUpdate(root);
174
175 FlutterSemanticsNode2 child1;
176 child1.id = 1;
177 child1.label = "child 1";
178 child1.hint = "";
179 child1.value = "";
180 child1.increased_value = "";
181 child1.decreased_value = "";
182 child1.tooltip = "";
183 child1.child_count = 0;
184 child1.custom_accessibility_actions_count = 0;
185 child1.rect = {90, 90, 100, 100}; // LTRB
186 child1.transform = {2, 0, 0, 0, 2, 0, 0, 0, 1};
187 bridge->AddFlutterSemanticsNodeUpdate(child1);
188
189 bridge->CommitUpdates();
190 auto child1_node = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
191 ui::AXOffscreenResult result;
192 gfx::Rect bounds =
193 child1_node->GetBoundsRect(ui::AXCoordinateSystem::kScreenDIPs,
194 ui::AXClippingBehavior::kUnclipped, &result);
195 EXPECT_EQ(bounds.x(), 180);
196 EXPECT_EQ(bounds.y(), 180);
197 EXPECT_EQ(bounds.width(), 20);
198 EXPECT_EQ(bounds.height(), 20);
199 EXPECT_EQ(result, ui::AXOffscreenResult::kOffscreen);
200 }

## ◆ TEST() [63/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateTest | ,
|  | canGetAXNode |
| ) |  |

Definition at line 84 of file flutter_platform_node_delegate_unittests.cc.

84 {
85 // Set up a flutter accessibility node.
86 std::shared_ptr<TestAccessibilityBridge> bridge =
87 std::make_shared<TestAccessibilityBridge>();
88 FlutterSemanticsNode2 root;
89 root.id = 0;
90 root.flags = FlutterSemanticsFlag::kFlutterSemanticsFlagIsTextField;
91 root.actions = static_cast<FlutterSemanticsAction>(0);
92 root.text_selection_base = -1;
93 root.text_selection_extent = -1;
94 root.label = "root";
95 root.hint = "";
96 root.value = "";
97 root.increased_value = "";
98 root.decreased_value = "";
99 root.tooltip = "";
100 root.child_count = 0;
101 root.custom_accessibility_actions_count = 0;
102 bridge->AddFlutterSemanticsNodeUpdate(root);
103
104 bridge->CommitUpdates();
105
106 auto accessibility = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
107 EXPECT_EQ(accessibility->GetData().id, 0);
108 }

## ◆ TEST() [64/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateTest | ,
|  | canGetFromNodeID |
| ) |  |

Definition at line 271 of file flutter_platform_node_delegate_unittests.cc.

271 {
272 std::shared_ptr<TestAccessibilityBridge> bridge =
273 std::make_shared<TestAccessibilityBridge>();
274 FlutterSemanticsNode2 root;
275 root.id = 0;
276 root.label = "root";
277 root.hint = "";
278 root.value = "";
279 root.increased_value = "";
280 root.decreased_value = "";
281 root.tooltip = "";
282 root.child_count = 1;
283 int32_t children[] = {1};
284 root.children_in_traversal_order = children;
285 root.custom_accessibility_actions_count = 0;
286 bridge->AddFlutterSemanticsNodeUpdate(root);
287
288 FlutterSemanticsNode2 child1;
289 child1.id = 1;
290 child1.label = "child 1";
291 child1.hint = "";
292 child1.value = "";
293 child1.increased_value = "";
294 child1.decreased_value = "";
295 child1.tooltip = "";
296 child1.child_count = 0;
297 child1.custom_accessibility_actions_count = 0;
298 bridge->AddFlutterSemanticsNodeUpdate(child1);
299
300 bridge->CommitUpdates();
301 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
302 auto child1_node = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
303 auto node_by_id = root_node->GetFromNodeID(1);
304 EXPECT_EQ(child1_node->GetPlatformNode(), node_by_id);
305 }

## ◆ TEST() [65/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateTest | ,
|  | canPerfomActions |
| ) |  |

Definition at line 40 of file flutter_platform_node_delegate_unittests.cc.

40 {
41 std::shared_ptr<TestAccessibilityBridge> bridge =
42 std::make_shared<TestAccessibilityBridge>();
43 FlutterSemanticsNode2 root;
44 root.id = 0;
45 root.flags = FlutterSemanticsFlag::kFlutterSemanticsFlagIsTextField;
46 root.actions = static_cast<FlutterSemanticsAction>(0);
47 root.text_selection_base = -1;
48 root.text_selection_extent = -1;
49 root.label = "root";
50 root.hint = "";
51 root.value = "";
52 root.increased_value = "";
53 root.decreased_value = "";
54 root.tooltip = "";
55 root.child_count = 0;
56 root.custom_accessibility_actions_count = 0;
57 bridge->AddFlutterSemanticsNodeUpdate(root);
58
59 bridge->CommitUpdates();
60
61 auto accessibility = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
62 // Performs an AXAction.
63 ui::AXActionData action_data;
64 action_data.action = ax::mojom::Action::kDoDefault;
65 accessibility->AccessibilityPerformAction(action_data);
66 EXPECT_EQ(bridge->performed_actions.size(), size_t{1});
67 EXPECT_EQ(bridge->performed_actions[0],
68 FlutterSemanticsAction::kFlutterSemanticsActionTap);
69
70 action_data.action = ax::mojom::Action::kFocus;
71 accessibility->AccessibilityPerformAction(action_data);
72 EXPECT_EQ(bridge->performed_actions.size(), size_t{2});
73 EXPECT_EQ(
74 bridge->performed_actions[1],
75 FlutterSemanticsAction::kFlutterSemanticsActionDidGainAccessibilityFocus);
76
77 action_data.action = ax::mojom::Action::kScrollToMakeVisible;
78 accessibility->AccessibilityPerformAction(action_data);
79 EXPECT_EQ(bridge->performed_actions.size(), size_t{3});
80 EXPECT_EQ(bridge->performed_actions[2],
81 FlutterSemanticsAction::kFlutterSemanticsActionShowOnScreen);
82 }

## ◆ TEST() [66/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateTest | ,
|  | canUseOwnerBridge |
| ) |  |

Definition at line 202 of file flutter_platform_node_delegate_unittests.cc.

202 {
203 std::shared_ptr<TestAccessibilityBridge> bridge =
204 std::make_shared<TestAccessibilityBridge>();
205 FlutterSemanticsNode2 root;
206 root.id = 0;
207 root.label = "root";
208 root.hint = "";
209 root.value = "";
210 root.increased_value = "";
211 root.decreased_value = "";
212 root.tooltip = "";
213 root.child_count = 1;
214 int32_t children[] = {1};
215 root.children_in_traversal_order = children;
216 root.custom_accessibility_actions_count = 0;
217 root.rect = {0, 0, 100, 100}; // LTRB
218 root.transform = {1, 0, 0, 0, 1, 0, 0, 0, 1};
219 bridge->AddFlutterSemanticsNodeUpdate(root);
220
221 FlutterSemanticsNode2 child1;
222 child1.id = 1;
223 child1.label = "child 1";
224 child1.hint = "";
225 child1.value = "";
226 child1.increased_value = "";
227 child1.decreased_value = "";
228 child1.tooltip = "";
229 child1.child_count = 0;
230 child1.custom_accessibility_actions_count = 0;
231 child1.rect = {0, 0, 50, 50}; // LTRB
232 child1.transform = {0.5, 0, 0, 0, 0.5, 0, 0, 0, 1};
233 bridge->AddFlutterSemanticsNodeUpdate(child1);
234
235 bridge->CommitUpdates();
236 auto child1_node = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
237 auto owner_bridge = child1_node->GetOwnerBridge().lock();
238
239 bool result;
240 gfx::RectF bounds = owner_bridge->RelativeToGlobalBounds(
241 child1_node->GetAXNode(), result, true);
242 EXPECT_EQ(bounds.x(), 0);
243 EXPECT_EQ(bounds.y(), 0);
244 EXPECT_EQ(bounds.width(), 25);
245 EXPECT_EQ(bounds.height(), 25);
246 EXPECT_EQ(result, false);
247 }

## ◆ TEST() [67/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateTest | ,
|  | NodeDelegateHasUniqueId |
| ) |  |

Definition at line 15 of file flutter_platform_node_delegate_unittests.cc.

15 {
16 std::shared_ptr<TestAccessibilityBridge> bridge =
17 std::make_shared<TestAccessibilityBridge>();
18
19 // Add node 0: root.
20 FlutterSemanticsNode2 node0{sizeof(FlutterSemanticsNode2), 0};
21 std::vector<int32_t> node0_children{1};
22 node0.child_count = node0_children.size();
23 node0.children_in_traversal_order = node0_children.data();
24 node0.children_in_hit_test_order = node0_children.data();
25
26 // Add node 1: text child of node 0.
27 FlutterSemanticsNode2 node1{sizeof(FlutterSemanticsNode2), 1};
28 node1.label = "prefecture";
29 node1.value = "Kyoto";
30
31 bridge->AddFlutterSemanticsNodeUpdate(node0);
32 bridge->AddFlutterSemanticsNodeUpdate(node1);
33 bridge->CommitUpdates();
34
35 auto node0_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
36 auto node1_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
37 EXPECT_TRUE(node0_delegate->GetUniqueId() != node1_delegate->GetUniqueId());
38 }

## ◆ TEST() [68/117]

flutter::testing::TEST | ( | FlutterPlatformNodeDelegateTest | ,
|  | selfIsLowestPlatformAncestor |
| ) |  |

Definition at line 249 of file flutter_platform_node_delegate_unittests.cc.

249 {
250 std::shared_ptr<TestAccessibilityBridge> bridge =
251 std::make_shared<TestAccessibilityBridge>();
252 FlutterSemanticsNode2 root;
253 root.id = 0;
254 root.label = "root";
255 root.hint = "";
256 root.value = "";
257 root.increased_value = "";
258 root.decreased_value = "";
259 root.tooltip = "";
260 root.child_count = 0;
261 root.children_in_traversal_order = nullptr;
262 root.custom_accessibility_actions_count = 0;
263 bridge->AddFlutterSemanticsNodeUpdate(root);
264
265 bridge->CommitUpdates();
266 auto root_node = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
267 auto lowest_platform_ancestor = root_node->GetLowestPlatformAncestor();
268 EXPECT_EQ(root_node->GetNativeViewAccessible(), lowest_platform_ancestor);
269 }

## ◆ TEST() [69/117]

flutter::testing::TEST | ( | FlutterPlatformViewController | ,
|  | TestAcceptGesture |
| ) |  |

Definition at line 164 of file FlutterPlatformViewControllerTest.mm.

164 {
165 FlutterPlatformViewController* platformViewController =
166 [[FlutterPlatformViewController alloc] init];
167 [platformViewController registerViewFactory:[TestFlutterPlatformViewFactory alloc]
168 withId:@"MockPlatformView"];
169
170 // Create the PlatformView.
171 const NSNumber* viewId = [NSNumber numberWithLongLong:2];
172 FlutterMethodCall* methodCallOnCreate = [FlutterMethodCall
173 methodCallWithMethodName:@"create"
174 arguments:@{@"id" : viewId, @"viewType" : @"MockPlatformView"}];
175 __block bool created = false;
176 FlutterResult resultOnCreate = ^(id result) {
177 // If a platform view is successfully created, the result is nil.
178 if (result == nil) {
179 created = true;
180 }
181 };
182 [platformViewController handleMethodCall:methodCallOnCreate result:resultOnCreate];
183
184 // Call acceptGesture.
185 FlutterMethodCall* methodCallAcceptGesture =
186 [FlutterMethodCall methodCallWithMethodName:@"acceptGesture" arguments:@{@"id" : viewId}];
187 __block bool acceptGestureCalled = false;
188 FlutterResult resultAcceptGesture = ^(id result) {
189 // If a acceptGesture is successful, the result is nil.
190 if (result == nil) {
191 acceptGestureCalled = true;
192 }
193 };
194 [platformViewController handleMethodCall:methodCallAcceptGesture result:resultAcceptGesture];
195
196 EXPECT_TRUE(created);
197 EXPECT_TRUE(acceptGestureCalled);
198 }

## ◆ TEST() [70/117]

flutter::testing::TEST | ( | FlutterPlatformViewController | ,
|  | TestAcceptGestureOnMissingViewId |
| ) |  |

Definition at line 200 of file FlutterPlatformViewControllerTest.mm.

200 {
201 FlutterPlatformViewController* platformViewController =
202 [[FlutterPlatformViewController alloc] init];
203 [platformViewController registerViewFactory:[TestFlutterPlatformViewFactory alloc]
204 withId:@"MockPlatformView"];
205
206 // Call rejectGesture.
207 FlutterMethodCall* methodCallAcceptGesture =
208 [FlutterMethodCall methodCallWithMethodName:@"acceptGesture" arguments:@{
209 @"id" : @20
210 }];
211 __block bool errored = false;
212 FlutterResult result = ^(id result) {
213 if ([result isKindOfClass:[FlutterError class]]) {
214 errored = true;
215 }
216 };
217 [platformViewController handleMethodCall:methodCallAcceptGesture result:result];
218
219 EXPECT_TRUE(errored);
220 }

## ◆ TEST() [71/117]

flutter::testing::TEST | ( | FlutterPlatformViewController | ,
|  | TestCreateAndDispose |
| ) |  |

Definition at line 101 of file FlutterPlatformViewControllerTest.mm.

101 {
102 // Use id so we can access handleMethodCall method.
103 id platformViewController = [[FlutterPlatformViewController alloc] init];
104
105 TestFlutterPlatformViewFactory* factory = [TestFlutterPlatformViewFactory alloc];
106
107 [platformViewController registerViewFactory:factory withId:@"MockPlatformView"];
108
109 FlutterMethodCall* methodCallOnCreate =
110 [FlutterMethodCall methodCallWithMethodName:@"create"
111 arguments:@{
112 @"id" : @2,
113 @"viewType" : @"MockPlatformView"
114 }];
115
116 __block bool created = false;
117 FlutterResult resultOnCreate = ^(id result) {
118 // If a platform view is successfully created, the result is nil.
119 if (result == nil) {
120 created = true;
121 }
122 };
123
124 [platformViewController handleMethodCall:methodCallOnCreate result:resultOnCreate];
125
126 FlutterMethodCall* methodCallOnDispose =
127 [FlutterMethodCall methodCallWithMethodName:@"dispose"
128 arguments:[NSNumber numberWithLongLong:2]];
129
130 __block bool disposed = false;
131 FlutterResult resultOnDispose = ^(id result) {
132 // If a platform view is successfully created, the result is nil.
133 if (result == nil) {
134 disposed = true;
135 }
136 };
137
138 [platformViewController handleMethodCall:methodCallOnDispose result:resultOnDispose];
139
140 EXPECT_TRUE(created);
141 EXPECT_TRUE(disposed);
142 }

## ◆ TEST() [72/117]

flutter::testing::TEST | ( | FlutterPlatformViewController | ,
|  | TestCreatePlatformViewNoMatchingViewType |
| ) |  |

Definition at line 14 of file FlutterPlatformViewControllerTest.mm.

14 {
15 // Use id so we can access handleMethodCall method.
16 id platformViewController = [[FlutterPlatformViewController alloc] init];
17
18 FlutterMethodCall* methodCall =
19 [FlutterMethodCall methodCallWithMethodName:@"create"
20 arguments:@{
21 @"id" : @2,
22 @"viewType" : @"FlutterPlatformViewMock"
23 }];
24
25 __block bool errored = false;
26 FlutterResult result = ^(id result) {
27 if ([result isKindOfClass:[FlutterError class]]) {
28 errored = true;
29 }
30 };
31
32 [platformViewController handleMethodCall:methodCall result:result];
33
34 // We expect the call to error since no factories are registered.
35 EXPECT_TRUE(errored);
36 }

## ◆ TEST() [73/117]

flutter::testing::TEST | ( | FlutterPlatformViewController | ,
|  | TestDisposeOnMissingViewId |
| ) |  |

Definition at line 144 of file FlutterPlatformViewControllerTest.mm.

144 {
145 // Use id so we can access handleMethodCall method.
146 id platformViewController = [[FlutterPlatformViewController alloc] init];
147
148 FlutterMethodCall* methodCall =
149 [FlutterMethodCall methodCallWithMethodName:@"dispose"
150 arguments:[NSNumber numberWithLongLong:20]];
151
152 __block bool errored = false;
153 FlutterResult result = ^(id result) {
154 if ([result isKindOfClass:[FlutterError class]]) {
155 errored = true;
156 }
157 };
158
159 [platformViewController handleMethodCall:methodCall result:result];
160
161 EXPECT_TRUE(errored);
162 }

## ◆ TEST() [74/117]

flutter::testing::TEST | ( | FlutterPlatformViewController | ,
|  | TestRegisterPlatformViewFactoryAndCreate |
| ) |  |

Definition at line 38 of file FlutterPlatformViewControllerTest.mm.

38 {
39 // Use id so we can access handleMethodCall method.
40 id platformViewController = [[FlutterPlatformViewController alloc] init];
41
42 TestFlutterPlatformViewFactory* factory = [TestFlutterPlatformViewFactory alloc];
43
44 [platformViewController registerViewFactory:factory withId:@"MockPlatformView"];
45
46 NSDictionary* creationArgs = @{
47 @"album" : @"ã‚¹ã‚³ãƒƒãƒˆã�¨ãƒªãƒ�ãƒ¼ã‚¹",
48 @"releaseYear" : @2013,
49 @"artists" : @[ @"Scott Murphy", @"Rivers Cuomo" ],
50 @"playlist" : @[ @"ã�Šã�‹ã�—ã�„ã‚„ã�¤", @"ã�»ã�©ã�‘ã�¦ã�„ã�Ÿã‚“ã� " ],
51 };
52 NSObject<FlutterMessageCodec>* codec = [factory createArgsCodec];
53 FlutterStandardTypedData* creationArgsData =
54 [FlutterStandardTypedData typedDataWithBytes:[codec encode:creationArgs]];
55
56 FlutterMethodCall* methodCall =
57 [FlutterMethodCall methodCallWithMethodName:@"create"
58 arguments:@{
59 @"id" : @2,
60 @"viewType" : @"MockPlatformView",
61 @"params" : creationArgsData,
62 }];
63
64 __block bool success = false;
65 FlutterResult result = ^(id result) {
66 // If a platform view is successfully created, the result is nil.
67 if (result == nil) {
68 success = true;
69 }
70 };
71 [platformViewController handleMethodCall:methodCall result:result];
72 EXPECT_TRUE(success);
73
74 // Verify PlatformView parameters are decoded correctly.
75 TestFlutterPlatformView* view =
76 (TestFlutterPlatformView*)[platformViewController platformViewWithID:2];
77 ASSERT_TRUE(view != nil);
78 ASSERT_TRUE(view.args != nil);
79
80 // Verify string type.
81 NSString* album = [view.args objectForKey:@"album"];
82 EXPECT_TRUE([album isEqualToString:@"ã‚¹ã‚³ãƒƒãƒˆã�¨ãƒªãƒ�ãƒ¼ã‚¹"]);
83
84 // Verify int type.
85 NSNumber* releaseYear = [view.args objectForKey:@"releaseYear"];
86 EXPECT_EQ(releaseYear.intValue, 2013);
87
88 // Verify list/array types.
89 NSArray* artists = [view.args objectForKey:@"artists"];
90 ASSERT_TRUE(artists != nil);
91 ASSERT_EQ(artists.count, 2ul);
92 EXPECT_TRUE([artists[0] isEqualToString:@"Scott Murphy"]);
93 EXPECT_TRUE([artists[1] isEqualToString:@"Rivers Cuomo"]);
94
95 NSArray* playlist = [view.args objectForKey:@"playlist"];
96 ASSERT_EQ(playlist.count, 2ul);
97 EXPECT_TRUE([playlist[0] isEqualToString:@"ã�Šã�‹ã�—ã�„ã‚„ã�¤"]);
98 EXPECT_TRUE([playlist[1] isEqualToString:@"ã�»ã�©ã�‘ã�¦ã�„ã�Ÿã‚“ã� "]);
99 }

References TestFlutterPlatformView::args.

## ◆ TEST() [75/117]

flutter::testing::TEST | ( | FlutterPlatformViewController | ,
|  | TestRejectGesture |
| ) |  |

Definition at line 222 of file FlutterPlatformViewControllerTest.mm.

222 {
223 FlutterPlatformViewController* platformViewController =
224 [[FlutterPlatformViewController alloc] init];
225 [platformViewController registerViewFactory:[TestFlutterPlatformViewFactory alloc]
226 withId:@"MockPlatformView"];
227
228 // Create the PlatformView.
229 const NSNumber* viewId = [NSNumber numberWithLongLong:2];
230 FlutterMethodCall* methodCallOnCreate = [FlutterMethodCall
231 methodCallWithMethodName:@"create"
232 arguments:@{@"id" : viewId, @"viewType" : @"MockPlatformView"}];
233 __block bool created = false;
234 FlutterResult resultOnCreate = ^(id result) {
235 // If a platform view is successfully created, the result is nil.
236 if (result == nil) {
237 created = true;
238 }
239 };
240 [platformViewController handleMethodCall:methodCallOnCreate result:resultOnCreate];
241
242 // Call rejectGesture.
243 FlutterMethodCall* methodCallRejectGesture =
244 [FlutterMethodCall methodCallWithMethodName:@"rejectGesture" arguments:@{@"id" : viewId}];
245 __block bool rejectGestureCalled = false;
246 FlutterResult resultRejectGesture = ^(id result) {
247 // If a rejectGesture is successful, the result is nil.
248 if (result == nil) {
249 rejectGestureCalled = true;
250 }
251 };
252 [platformViewController handleMethodCall:methodCallRejectGesture result:resultRejectGesture];
253
254 EXPECT_TRUE(created);
255 EXPECT_TRUE(rejectGestureCalled);
256 }

## ◆ TEST() [76/117]

flutter::testing::TEST | ( | FlutterPlatformViewController | ,
|  | TestRejectGestureOnMissingViewId |
| ) |  |

Definition at line 258 of file FlutterPlatformViewControllerTest.mm.

258 {
259 FlutterPlatformViewController* platformViewController =
260 [[FlutterPlatformViewController alloc] init];
261 [platformViewController registerViewFactory:[TestFlutterPlatformViewFactory alloc]
262 withId:@"MockPlatformView"];
263
264 // Call rejectGesture.
265 FlutterMethodCall* methodCallRejectGesture =
266 [FlutterMethodCall methodCallWithMethodName:@"rejectGesture" arguments:@{
267 @"id" : @20
268 }];
269 __block bool errored = false;
270 FlutterResult result = ^(id result) {
271 if ([result isKindOfClass:[FlutterError class]]) {
272 errored = true;
273 }
274 };
275 [platformViewController handleMethodCall:methodCallRejectGesture result:result];
276
277 EXPECT_TRUE(errored);
278 }

## ◆ TEST() [77/117]

flutter::testing::TEST | ( | FlutterSurfaceManager | ,
|  | BackBufferCacheDoesNotLeak |
| ) |  |

Definition at line 96 of file FlutterSurfaceManagerTest.mm.

96 {
97 TestView* testView = [[TestView alloc] init];
98 FlutterSurfaceManager* surfaceManager = CreateSurfaceManager(testView);
99 EXPECT_EQ(surfaceManager.backBufferCache.count, 0ul);
100
101 auto surface1 = [surfaceManager surfaceForSize:CGSizeMake(100, 100)];
102 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface1) ] atTime:0 notify:nil];
103
104 EXPECT_EQ(surfaceManager.backBufferCache.count, 0ul);
105
106 auto surface2 = [surfaceManager surfaceForSize:CGSizeMake(110, 110)];
107 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface2) ] atTime:0 notify:nil];
108
109 EXPECT_EQ(surfaceManager.backBufferCache.count, 1ul);
110
111 auto surface3 = [surfaceManager surfaceForSize:CGSizeMake(120, 120)];
112 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface3) ] atTime:0 notify:nil];
113
114 // Cache should be cleaned during present and only contain the last visible
115 // surface(s).
116 EXPECT_EQ(surfaceManager.backBufferCache.count, 1ul);
117 auto surfaceFromCache = [surfaceManager surfaceForSize:CGSizeMake(110, 110)];
118 EXPECT_EQ(surfaceFromCache, surface2);
119
120 // Submit empty surfaces until the one in cache gets to age >= kSurfaceEvictionAge, in which case
121 // it should be removed.
122
123 for (int i = 0; i < 30 /* kSurfaceEvictionAge */; ++i) {
124 [surfaceManager presentSurfaces:@[] atTime:0 notify:nil];
125 EXPECT_EQ(surfaceManager.backBufferCache.count, 1ul);
126 }
127
128 [surfaceManager presentSurfaces:@[] atTime:0 notify:nil];
129 EXPECT_EQ(surfaceManager.backBufferCache.count, 0ul);
130 }

References FlutterSurfaceManager::backBufferCache, FlutterBackBufferCache::count, CreateSurfaceManager(), FlutterSurfaceManager::presentSurfaces:atTime:notify:, and FlutterSurfaceManager::surfaceForSize:.

## ◆ TEST() [78/117]

flutter::testing::TEST | ( | FlutterSurfaceManager | ,
|  | BackingStoreCacheSurfaceStuckInUse |
| ) |  |

Definition at line 171 of file FlutterSurfaceManagerTest.mm.

171 {
172 TestView* testView = [[TestView alloc] init];
173 FlutterSurfaceManager* surfaceManager = CreateSurfaceManager(testView);
174
175 auto surface1 = [surfaceManager surfaceForSize:CGSizeMake(100, 100)];
176
177 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface1) ] atTime:0 notify:nil];
178 // Pretend that compositor is holding on to the surface. The surface will be kept
179 // in cache until the age of kSurfaceEvictionAge is reached, and then evicted.
180 surface1.isInUseOverride = YES;
181
182 auto surface2 = [surfaceManager surfaceForSize:CGSizeMake(100, 100)];
183 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface2) ] atTime:0 notify:nil];
184 EXPECT_EQ(surfaceManager.backBufferCache.count, 1ul);
185
186 for (int i = 0; i < 30 /* kSurfaceEvictionAge */ - 1; ++i) {
187 auto surface3 = [surfaceManager surfaceForSize:CGSizeMake(100, 100)];
188 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface3) ] atTime:0 notify:nil];
189 EXPECT_EQ(surfaceManager.backBufferCache.count, 2ul);
190 }
191
192 auto surface4 = [surfaceManager surfaceForSize:CGSizeMake(100, 100)];
193 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface4) ] atTime:0 notify:nil];
194 // Surface in use should bet old enough at this point to be evicted.
195 EXPECT_EQ(surfaceManager.backBufferCache.count, 1ul);
196 }

References FlutterSurfaceManager::backBufferCache, FlutterBackBufferCache::count, CreateSurfaceManager(), FlutterSurfaceManager::presentSurfaces:atTime:notify:, and FlutterSurfaceManager::surfaceForSize:.

## ◆ TEST() [79/117]

flutter::testing::TEST | ( | FlutterSurfaceManager | ,
|  | LayerManagement |
| ) |  |

Definition at line 202 of file FlutterSurfaceManagerTest.mm.

202 {
203 TestView* testView = [[TestView alloc] init];
204 FlutterSurfaceManager* surfaceManager = CreateSurfaceManager(testView);
205
206 EXPECT_EQ(testView.layer.sublayers.count, 0ul);
207
208 auto surface1_1 = [surfaceManager surfaceForSize:CGSizeMake(50, 30)];
209 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface1_1, CGPointMake(20, 10)) ]
210 atTime:0
211 notify:nil];
212
213 EXPECT_EQ(testView.layer.sublayers.count, 1ul);
214 EXPECT_TRUE(CGSizeEqualToSize(testView.presentedFrameSize, CGSizeMake(70, 40)));
215
216 auto surface2_1 = [surfaceManager surfaceForSize:CGSizeMake(50, 30)];
217 auto surface2_2 = [surfaceManager surfaceForSize:CGSizeMake(20, 20)];
218 [surfaceManager presentSurfaces:@[
219 CreatePresentInfo(surface2_1, CGPointMake(20, 10), 1),
220 CreatePresentInfo(surface2_2, CGPointMake(40, 50), 2,
221 {
222 FlutterRect{0, 0, 20, 20},
223 FlutterRect{40, 0, 60, 20},
224 })
225 ]
226 atTime:0
227 notify:nil];
228
229 EXPECT_EQ(testView.layer.sublayers.count, 2ul);
230 EXPECT_EQ(testView.layer.sublayers[0].zPosition, 1.0);
231 EXPECT_EQ(testView.layer.sublayers[1].zPosition, 2.0);
232 CALayer* firstOverlaySublayer;
233 {
234 NSArray<CALayer*>* sublayers = testView.layer.sublayers[1].sublayers;
235 EXPECT_EQ(sublayers.count, 2ul);
236 EXPECT_TRUE(CGRectEqualToRect(sublayers[0].frame, CGRectMake(0, 0, 10, 10)));
237 EXPECT_TRUE(CGRectEqualToRect(sublayers[1].frame, CGRectMake(20, 0, 10, 10)));
238 EXPECT_TRUE(CGRectEqualToRect(sublayers[0].contentsRect, CGRectMake(0, 0, 1, 1)));
239 EXPECT_TRUE(CGRectEqualToRect(sublayers[1].contentsRect, CGRectMake(2, 0, 1, 1)));
240 EXPECT_EQ(sublayers[0].contents, sublayers[1].contents);
241 firstOverlaySublayer = sublayers[0];
242 }
243 EXPECT_TRUE(CGSizeEqualToSize(testView.presentedFrameSize, CGSizeMake(70, 70)));
244
245 // Check second overlay sublayer is removed while first is reused and updated
246 [surfaceManager presentSurfaces:@[
247 CreatePresentInfo(surface2_1, CGPointMake(20, 10), 1),
248 CreatePresentInfo(surface2_2, CGPointMake(40, 50), 2,
249 {
250 FlutterRect{0, 10, 20, 20},
251 })
252 ]
253 atTime:0
254 notify:nil];
255 EXPECT_EQ(testView.layer.sublayers.count, 2ul);
256 {
257 NSArray<CALayer*>* sublayers = testView.layer.sublayers[1].sublayers;
258 EXPECT_EQ(sublayers.count, 1ul);
259 EXPECT_EQ(sublayers[0], firstOverlaySublayer);
260 EXPECT_TRUE(CGRectEqualToRect(sublayers[0].frame, CGRectMake(0, 5, 10, 5)));
261 }
262
263 // Check that second overlay sublayer is added back while first is reused and updated
264 [surfaceManager presentSurfaces:@[
265 CreatePresentInfo(surface2_1, CGPointMake(20, 10), 1),
266 CreatePresentInfo(surface2_2, CGPointMake(40, 50), 2,
267 {
268 FlutterRect{0, 0, 20, 20},
269 FlutterRect{40, 0, 60, 20},
270 })
271 ]
272 atTime:0
273 notify:nil];
274
275 EXPECT_EQ(testView.layer.sublayers.count, 2ul);
276 {
277 NSArray<CALayer*>* sublayers = testView.layer.sublayers[1].sublayers;
278 EXPECT_EQ(sublayers.count, 2ul);
279 EXPECT_EQ(sublayers[0], firstOverlaySublayer);
280 EXPECT_TRUE(CGRectEqualToRect(sublayers[0].frame, CGRectMake(0, 0, 10, 10)));
281 EXPECT_TRUE(CGRectEqualToRect(sublayers[1].frame, CGRectMake(20, 0, 10, 10)));
282 EXPECT_EQ(sublayers[0].contents, sublayers[1].contents);
283 }
284
285 auto surface3_1 = [surfaceManager surfaceForSize:CGSizeMake(50, 30)];
286 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface3_1, CGPointMake(20, 10)) ]
287 atTime:0
288 notify:nil];
289
290 EXPECT_EQ(testView.layer.sublayers.count, 1ul);
291 EXPECT_TRUE(CGSizeEqualToSize(testView.presentedFrameSize, CGSizeMake(70, 40)));
292
293 // Check removal of all surfaces.
294 [surfaceManager presentSurfaces:@[] atTime:0 notify:nil];
295 EXPECT_EQ(testView.layer.sublayers.count, 0ul);
296 EXPECT_TRUE(CGSizeEqualToSize(testView.presentedFrameSize, CGSizeMake(0, 0)));
297 }

References CreateSurfaceManager(), TestView::presentedFrameSize, FlutterSurfaceManager::presentSurfaces:atTime:notify:, and FlutterSurfaceManager::surfaceForSize:.

## ◆ TEST() [80/117]

flutter::testing::TEST | ( | FlutterSurfaceManager | ,
|  | MetalTextureSizeMatchesSurfaceSize |
| ) |  |

Definition at line 64 of file FlutterSurfaceManagerTest.mm.

64 {
65 TestView* testView = [[TestView alloc] init];
66 FlutterSurfaceManager* surfaceManager = CreateSurfaceManager(testView);
67
68 // Get back buffer, lookup should work for borrowed surfaces util present.
69 auto surface = [surfaceManager surfaceForSize:CGSizeMake(100, 50)];
70 auto texture = surface.asFlutterMetalTexture;
71 id<MTLTexture> metalTexture = (__bridge id)texture.texture;
72 EXPECT_EQ(metalTexture.width, 100ul);
73 EXPECT_EQ(metalTexture.height, 50ul);
74 texture.destruction_callback(texture.user_data);
75 }

References FlutterSurface::asFlutterMetalTexture, CreateSurfaceManager(), and FlutterSurfaceManager::surfaceForSize:.

## ◆ TEST() [81/117]

flutter::testing::TEST | ( | FlutterSurfaceManager | ,
|  | SurfacesAreRecycled |
| ) |  |

Definition at line 132 of file FlutterSurfaceManagerTest.mm.

132 {
133 TestView* testView = [[TestView alloc] init];
134 FlutterSurfaceManager* surfaceManager = CreateSurfaceManager(testView);
135
136 EXPECT_EQ(surfaceManager.frontSurfaces.count, 0ul);
137
138 // Get first surface and present it.
139
140 auto surface1 = [surfaceManager surfaceForSize:CGSizeMake(100, 100)];
141 EXPECT_TRUE(CGSizeEqualToSize(surface1.size, CGSizeMake(100, 100)));
142
143 EXPECT_EQ(surfaceManager.backBufferCache.count, 0ul);
144 EXPECT_EQ(surfaceManager.frontSurfaces.count, 0ul);
145
146 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface1) ] atTime:0 notify:nil];
147
148 EXPECT_EQ(surfaceManager.backBufferCache.count, 0ul);
149 EXPECT_EQ(surfaceManager.frontSurfaces.count, 1ul);
150 EXPECT_EQ(testView.layer.sublayers.count, 1ul);
151
152 // Get second surface and present it.
153
154 auto surface2 = [surfaceManager surfaceForSize:CGSizeMake(100, 100)];
155 EXPECT_TRUE(CGSizeEqualToSize(surface2.size, CGSizeMake(100, 100)));
156
157 EXPECT_EQ(surfaceManager.backBufferCache.count, 0ul);
158
159 [surfaceManager presentSurfaces:@[ CreatePresentInfo(surface2) ] atTime:0 notify:nil];
160
161 // Check that current front surface returns to cache.
162 EXPECT_EQ(surfaceManager.backBufferCache.count, 1ul);
163 EXPECT_EQ(surfaceManager.frontSurfaces.count, 1ul);
164 EXPECT_EQ(testView.layer.sublayers.count, 1ull);
165
166 // Check that surface is properly reused.
167 auto surface3 = [surfaceManager surfaceForSize:CGSizeMake(100, 100)];
168 EXPECT_EQ(surface3, surface1);
169 }

References FlutterSurfaceManager::backBufferCache, FlutterBackBufferCache::count, CreateSurfaceManager(), FlutterSurfaceManager::frontSurfaces, FlutterSurfaceManager::presentSurfaces:atTime:notify:, and FlutterSurfaceManager::surfaceForSize:.

## ◆ TEST() [82/117]

flutter::testing::TEST | ( | FlutterSurfaceManager | ,
|  | TestSurfaceLookupFromTexture |
| ) |  |

Definition at line 77 of file FlutterSurfaceManagerTest.mm.

77 {
78 TestView* testView = [[TestView alloc] init];
79 FlutterSurfaceManager* surfaceManager = CreateSurfaceManager(testView);
80
81 // Get back buffer, lookup should work for borrowed surfaces util present.
82 auto surface = [surfaceManager surfaceForSize:CGSizeMake(100, 50)];
83
84 // SurfaceManager should keep texture alive while borrowed.
85 auto texture = surface.asFlutterMetalTexture;
86 texture.destruction_callback(texture.user_data);
87
88 FlutterMetalTexture dummyTexture{.texture_id = 1, .texture = nullptr, .user_data = nullptr};
89 auto surface1 = [FlutterSurface fromFlutterMetalTexture:&dummyTexture];
90 EXPECT_EQ(surface1, nil);
91
92 auto surface2 = [FlutterSurface fromFlutterMetalTexture:&texture];
93 EXPECT_EQ(surface2, surface);
94 }

References FlutterSurface::asFlutterMetalTexture, CreateSurfaceManager(), FlutterSurface::fromFlutterMetalTexture:, and FlutterSurfaceManager::surfaceForSize:.

## ◆ TEST() [83/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | CanNotBecomeResponderIfNoViewController |
| ) |  |

Definition at line 2074 of file FlutterTextInputPluginTest.mm.

2074 {
2075 FlutterEngine* engine = CreateTestEngine();
2076 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
2077 nibName:nil
2078 bundle:nil];
2079 [viewController loadView];
2080 // Creates a NSWindow so that the native text field can become first responder.
2081 NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
2082 styleMask:NSBorderlessWindowMask
2083 backing:NSBackingStoreBuffered
2084 defer:NO];
2085 window.contentView = viewController.view;
2086
2087 engine.semanticsEnabled = YES;
2088
2089 auto bridge = viewController.accessibilityBridge.lock();
2090 FlutterPlatformNodeDelegateMac delegate(bridge, viewController);
2091 ui::AXTree tree;
2092 ui::AXNode ax_node(&tree, nullptr, 0, 0);
2093 ui::AXNodeData node_data;
2094 node_data.SetValue("initial text");
2095 ax_node.SetData(node_data);
2096 delegate.Init(viewController.accessibilityBridge, &ax_node);
2097 FlutterTextPlatformNode text_platform_node(&delegate, viewController);
2098
2099 FlutterTextField* textField = text_platform_node.GetNativeViewAccessible();
2100 EXPECT_EQ([textField becomeFirstResponder], YES);
2101 // Removes view controller.
2102 [engine setViewController:nil];
2103 FlutterTextPlatformNode text_platform_node_no_controller(&delegate, nil);
2104 textField = text_platform_node_no_controller.GetNativeViewAccessible();
2105 EXPECT_EQ([textField becomeFirstResponder], NO);
2106 }

References flutter::FlutterTextPlatformNode::GetNativeViewAccessible(), and flutter::FlutterPlatformNodeDelegateMac::Init().

## ◆ TEST() [84/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | CanWorkWithFlutterTextField |
| ) |  |

Definition at line 2009 of file FlutterTextInputPluginTest.mm.

2009 {
2010 FlutterEngine* engine = CreateTestEngine();
2011 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
2012 nibName:nil
2013 bundle:nil];
2014 [viewController loadView];
2015 // Create a NSWindow so that the native text field can become first responder.
2016 NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
2017 styleMask:NSBorderlessWindowMask
2018 backing:NSBackingStoreBuffered
2019 defer:NO];
2020 window.contentView = viewController.view;
2021
2022 engine.semanticsEnabled = YES;
2023
2024 auto bridge = viewController.accessibilityBridge.lock();
2025 FlutterPlatformNodeDelegateMac delegate(bridge, viewController);
2026 ui::AXTree tree;
2027 ui::AXNode ax_node(&tree, nullptr, 0, 0);
2028 ui::AXNodeData node_data;
2029 node_data.SetValue("initial text");
2030 ax_node.SetData(node_data);
2031 delegate.Init(viewController.accessibilityBridge, &ax_node);
2032 {
2033 FlutterTextPlatformNode text_platform_node(&delegate, viewController);
2034
2035 FlutterTextFieldMock* mockTextField =
2036 [[FlutterTextFieldMock alloc] initWithPlatformNode:&text_platform_node
2037 fieldEditor:viewController.textInputPlugin];
2038 [viewController.view addSubview:mockTextField];
2039 [mockTextField startEditing];
2040
2041 NSDictionary* setClientConfig = @{
2042 @"inputAction" : @"action",
2043 @"inputType" : @{@"name" : @"inputName"},
2044 };
2045 FlutterMethodCall* methodCall =
2046 [FlutterMethodCall methodCallWithMethodName:@"TextInput.setClient"
2047 arguments:@[ @(1), setClientConfig ]];
2048 FlutterResult result = ^(id result) {
2049 };
2050 [viewController.textInputPlugin handleMethodCall:methodCall result:result];
2051
2052 NSDictionary* arguments = @{
2053 @"text" : @"new text",
2054 @"selectionBase" : @(1),
2055 @"selectionExtent" : @(2),
2056 @"composingBase" : @(-1),
2057 @"composingExtent" : @(-1),
2058 };
2059 methodCall = [FlutterMethodCall methodCallWithMethodName:@"TextInput.setEditingState"
2060 arguments:arguments];
2061 [viewController.textInputPlugin handleMethodCall:methodCall result:result];
2062 EXPECT_EQ([mockTextField.lastUpdatedString isEqualToString:@"new text"], YES);
2063 EXPECT_EQ(NSEqualRanges(mockTextField.lastUpdatedSelection, NSMakeRange(1, 1)), YES);
2064
2065 // This blocks the FlutterTextFieldMock, which is held onto by the main event
2066 // loop, from crashing.
2067 [mockTextField setPlatformNode:nil];
2068 }
2069
2070 // This verifies that clearing the platform node works.
2071 [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.1]];
2072 }

References flutter::FlutterPlatformNodeDelegateMac::Init(), FlutterTextFieldMock::lastUpdatedSelection, FlutterTextFieldMock::lastUpdatedString, FlutterMethodCall::methodCallWithMethodName:arguments:, and FlutterTextField::startEditing.

## ◆ TEST() [85/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | FirstResponderIsCorrect |
| ) |  |

Definition at line 2141 of file FlutterTextInputPluginTest.mm.

2141 {
2142 FlutterEngine* engine = CreateTestEngine();
2143 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
2144 nibName:nil
2145 bundle:nil];
2146 [viewController loadView];
2147
2148 NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
2149 styleMask:NSBorderlessWindowMask
2150 backing:NSBackingStoreBuffered
2151 defer:NO];
2152 window.contentView = viewController.view;
2153
2154 ASSERT_TRUE(viewController.flutterView.acceptsFirstResponder);
2155
2156 [window makeFirstResponder:viewController.flutterView];
2157
2158 [viewController.textInputPlugin
2159 handleMethodCall:[FlutterMethodCall methodCallWithMethodName:@"TextInput.show" arguments:@[]]
2160 result:^(id){
2161 }];
2162
2163 ASSERT_TRUE(window.firstResponder == viewController.textInputPlugin);
2164
2165 ASSERT_FALSE(viewController.flutterView.acceptsFirstResponder);
2166
2167 [viewController.textInputPlugin
2168 handleMethodCall:[FlutterMethodCall methodCallWithMethodName:@"TextInput.hide" arguments:@[]]
2169 result:^(id){
2170 }];
2171
2172 ASSERT_TRUE(viewController.flutterView.acceptsFirstResponder);
2173 ASSERT_TRUE(window.firstResponder == viewController.flutterView);
2174 }

References FlutterMethodCall::methodCallWithMethodName:arguments:.

## ◆ TEST() [86/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | HandleArrowKeyWhenImePopoverIsActive |
| ) |  |

Definition at line 1937 of file FlutterTextInputPluginTest.mm.

1937 {
1938 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] handleArrowKeyWhenImePopoverIsActive]);
1939 }

## ◆ TEST() [87/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | HasZeroSizeAndClipsToBounds |
| ) |  |

Definition at line 2176 of file FlutterTextInputPluginTest.mm.

2176 {
2177 id engineMock = flutter::testing::CreateMockFlutterEngine(@"");
2178 id binaryMessengerMock = OCMProtocolMock(@protocol(FlutterBinaryMessenger));
2179 OCMStub( // NOLINT(google-objc-avoid-throwing-exception)
2180 [engineMock binaryMessenger])
2181 .andReturn(binaryMessengerMock);
2182
2183 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engineMock
2184 nibName:@""
2185 bundle:nil];
2186
2187 FlutterTextInputPlugin* plugin =
2188 [[FlutterTextInputPlugin alloc] initWithViewController:viewController];
2189
2190 ASSERT_TRUE(NSIsEmptyRect(plugin.frame));
2191 ASSERT_TRUE(plugin.clipsToBounds);
2192 }

References CreateMockFlutterEngine().

## ◆ TEST() [88/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | IsAddedAndRemovedFromViewHierarchy |
| ) |  |

Definition at line 2108 of file FlutterTextInputPluginTest.mm.

2108 {
2109 FlutterEngine* engine = CreateTestEngine();
2110 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
2111 nibName:nil
2112 bundle:nil];
2113 [viewController loadView];
2114
2115 NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
2116 styleMask:NSBorderlessWindowMask
2117 backing:NSBackingStoreBuffered
2118 defer:NO];
2119 window.contentView = viewController.view;
2120
2121 ASSERT_EQ(viewController.textInputPlugin.superview, nil);
2122 ASSERT_FALSE(window.firstResponder == viewController.textInputPlugin);
2123
2124 [viewController.textInputPlugin
2125 handleMethodCall:[FlutterMethodCall methodCallWithMethodName:@"TextInput.show" arguments:@[]]
2126 result:^(id){
2127 }];
2128
2129 ASSERT_EQ(viewController.textInputPlugin.superview, viewController.view);
2130 ASSERT_TRUE(window.firstResponder == viewController.textInputPlugin);
2131
2132 [viewController.textInputPlugin
2133 handleMethodCall:[FlutterMethodCall methodCallWithMethodName:@"TextInput.hide" arguments:@[]]
2134 result:^(id){
2135 }];
2136
2137 ASSERT_EQ(viewController.textInputPlugin.superview, nil);
2138 ASSERT_FALSE(window.firstResponder == viewController.textInputPlugin);
2139 }

References FlutterMethodCall::methodCallWithMethodName:arguments:.

## ◆ TEST() [89/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestAttributedSubstringOutOfRange |
| ) |  |

Definition at line 1961 of file FlutterTextInputPluginTest.mm.

1961 {
1962 id engineMock = flutter::testing::CreateMockFlutterEngine(@"");
1963 id binaryMessengerMock = OCMProtocolMock(@protocol(FlutterBinaryMessenger));
1964 OCMStub( // NOLINT(google-objc-avoid-throwing-exception)
1965 [engineMock binaryMessenger])
1966 .andReturn(binaryMessengerMock);
1967
1968 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engineMock
1969 nibName:@""
1970 bundle:nil];
1971
1972 FlutterTextInputPlugin* plugin =
1973 [[FlutterTextInputPlugin alloc] initWithViewController:viewController];
1974
1975 NSDictionary* setClientConfig = @{
1976 @"inputAction" : @"action",
1977 @"enableDeltaModel" : @"true",
1978 @"inputType" : @{@"name" : @"inputName"},
1979 };
1980 [plugin handleMethodCall:[FlutterMethodCall methodCallWithMethodName:@"TextInput.setClient"
1981 arguments:@[ @(1), setClientConfig ]]
1982 result:^(id){
1983 }];
1984
1985 FlutterMethodCall* call = [FlutterMethodCall methodCallWithMethodName:@"TextInput.setEditingState"
1986 arguments:@{
1987 @"text" : @"Text",
1988 @"selectionBase" : @(0),
1989 @"selectionExtent" : @(0),
1990 @"composingBase" : @(-1),
1991 @"composingExtent" : @(-1),
1992 }];
1993
1994 [plugin handleMethodCall:call
1995 result:^(id){
1996 }];
1997
1998 NSRange out;
1999 NSAttributedString* text = [plugin attributedSubstringForProposedRange:NSMakeRange(1, 10)
2000 actualRange:&out];
2001 EXPECT_TRUE([text.string isEqualToString:@"ext"]);
2002 EXPECT_EQ(out.location, 1u);
2003 EXPECT_EQ(out.length, 3u);
2004
2005 text = [plugin attributedSubstringForProposedRange:NSMakeRange(4, 10) actualRange:&out];
2006 EXPECT_EQ(text, nil);
2007 }

References CreateMockFlutterEngine(), FlutterTextInputPlugin::handleMethodCall:result:, and FlutterMethodCall::methodCallWithMethodName:arguments:.

## ◆ TEST() [90/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestAutocompleteDisabledWhenAutofillGroupIncludesPassword |
| ) |  |

Definition at line 1895 of file FlutterTextInputPluginTest.mm.

1895 {
1896 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc]
1897 testAutocompleteDisabledWhenAutofillGroupIncludesPassword]);
1898 }

## ◆ TEST() [91/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestAutocompleteDisabledWhenAutofillNotSet |
| ) |  |

Definition at line 1875 of file FlutterTextInputPluginTest.mm.

1875 {
1876 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testAutocompleteDisabledWhenAutofillNotSet]);
1877 }

## ◆ TEST() [92/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestAutocompleteDisabledWhenObscureTextSet |
| ) |  |

Definition at line 1887 of file FlutterTextInputPluginTest.mm.

1887 {
1888 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testAutocompleteDisabledWhenObscureTextSet]);
1889 }

## ◆ TEST() [93/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestAutocompleteDisabledWhenPasswordAutofillSet |
| ) |  |

Definition at line 1891 of file FlutterTextInputPluginTest.mm.

1891 {
1892 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testAutocompleteDisabledWhenPasswordAutofillSet]);
1893 }

## ◆ TEST() [94/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestAutocompleteEnabledWhenAutofillSet |
| ) |  |

Definition at line 1879 of file FlutterTextInputPluginTest.mm.

1879 {
1880 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testAutocompleteEnabledWhenAutofillSet]);
1881 }

## ◆ TEST() [95/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestAutocompleteEnabledWhenAutofillSetNoHint |
| ) |  |

Definition at line 1883 of file FlutterTextInputPluginTest.mm.

1883 {
1884 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testAutocompleteEnabledWhenAutofillSetNoHint]);
1885 }

## ◆ TEST() [96/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestClearClientDuringComposing |
| ) |  |

Definition at line 1871 of file FlutterTextInputPluginTest.mm.

1871 {
1872 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testClearClientDuringComposing]);
1873 }

## ◆ TEST() [97/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestComposingRegionRemovedByFramework |
| ) |  |

Definition at line 1867 of file FlutterTextInputPluginTest.mm.

1867 {
1868 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testComposingRegionRemovedByFramework]);
1869 }

## ◆ TEST() [98/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestComposingWithDelta |
| ) |  |

Definition at line 1921 of file FlutterTextInputPluginTest.mm.

1921 {
1922 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testComposingWithDelta]);
1923 }

## ◆ TEST() [99/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestComposingWithDeltasWhenSelectionIsActive |
| ) |  |

Definition at line 1925 of file FlutterTextInputPluginTest.mm.

1925 {
1926 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testComposingWithDeltasWhenSelectionIsActive]);
1927 }

## ◆ TEST() [100/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestEmptyCompositionRange |
| ) |  |

Definition at line 1855 of file FlutterTextInputPluginTest.mm.

1855 {
1856 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testEmptyCompositionRange]);
1857 }

## ◆ TEST() [101/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestFirstRectForCharacterRange |
| ) |  |

Definition at line 1900 of file FlutterTextInputPluginTest.mm.

1900 {
1901 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testFirstRectForCharacterRange]);
1902 }

## ◆ TEST() [102/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestFirstRectForCharacterRangeAtInfinity |
| ) |  |

Definition at line 1904 of file FlutterTextInputPluginTest.mm.

1904 {
1905 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testFirstRectForCharacterRangeAtInfinity]);
1906 }

## ◆ TEST() [103/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestFirstRectForCharacterRangeWithEsotericAffineTransform |
| ) |  |

Definition at line 1908 of file FlutterTextInputPluginTest.mm.

1908 {
1909 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc]
1910 testFirstRectForCharacterRangeWithEsotericAffineTransform]);
1911 }

## ◆ TEST() [104/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestInsertNewLine |
| ) |  |

Definition at line 1953 of file FlutterTextInputPluginTest.mm.

1953 {
1954 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testInsertNewLine]);
1955 }

## ◆ TEST() [105/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestLocalTextAndSelectionUpdateAfterDelta |
| ) |  |

Definition at line 1929 of file FlutterTextInputPluginTest.mm.

1929 {
1930 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testLocalTextAndSelectionUpdateAfterDelta]);
1931 }

## ◆ TEST() [106/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestOperationsThatTriggerDelta |
| ) |  |

Definition at line 1917 of file FlutterTextInputPluginTest.mm.

1917 {
1918 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testOperationsThatTriggerDelta]);
1919 }

## ◆ TEST() [107/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestPerformKeyEquivalent |
| ) |  |

Definition at line 1933 of file FlutterTextInputPluginTest.mm.

1933 {
1934 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testPerformKeyEquivalent]);
1935 }

## ◆ TEST() [108/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestSelectorsAreForwardedToFramework |
| ) |  |

Definition at line 1945 of file FlutterTextInputPluginTest.mm.

1945 {
1946 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testSelectorsAreForwardedToFramework]);
1947 }

## ◆ TEST() [109/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestSelectorsNotForwardedToFrameworkIfNoClient |
| ) |  |

Definition at line 1949 of file FlutterTextInputPluginTest.mm.

1949 {
1950 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testSelectorsNotForwardedToFrameworkIfNoClient]);
1951 }

## ◆ TEST() [110/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestSendActionDoNotInsertNewLine |
| ) |  |

Definition at line 1957 of file FlutterTextInputPluginTest.mm.

1957 {
1958 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testSendActionDoNotInsertNewLine]);
1959 }

## ◆ TEST() [111/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestSetEditingStateWithTextEditingDelta |
| ) |  |

Definition at line 1913 of file FlutterTextInputPluginTest.mm.

1913 {
1914 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testSetEditingStateWithTextEditingDelta]);
1915 }

## ◆ TEST() [112/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestSetMarkedTextWithReplacementRange |
| ) |  |

Definition at line 1863 of file FlutterTextInputPluginTest.mm.

1863 {
1864 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testSetMarkedTextWithReplacementRange]);
1865 }

## ◆ TEST() [113/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | TestSetMarkedTextWithSelectionChange |
| ) |  |

Definition at line 1859 of file FlutterTextInputPluginTest.mm.

1859 {
1860 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] testSetMarkedTextWithSelectionChange]);
1861 }

## ◆ TEST() [114/117]

flutter::testing::TEST | ( | FlutterTextInputPluginTest | ,
|  | UnhandledKeyEquivalent |
| ) |  |

Definition at line 1941 of file FlutterTextInputPluginTest.mm.

1941 {
1942 ASSERT_TRUE([[FlutterInputPluginTestObjc alloc] unhandledKeyEquivalent]);
1943 }

## ◆ TEST() [115/117]

flutter::testing::TEST | ( | FlutterTextInputSemanticsObjectTest | ,
|  | DoesInitialize |
| ) |  |

Definition at line 27 of file FlutterTextInputSemanticsObjectTest.mm.

27 {
28 FlutterEngine* engine = CreateTestEngine();
29 {
30 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
31 nibName:nil
32 bundle:nil];
33 [viewController loadView];
34 // Create a NSWindow so that the native text field can become first responder.
35 NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
36 styleMask:NSBorderlessWindowMask
37 backing:NSBackingStoreBuffered
38 defer:NO];
39 window.contentView = viewController.view;
40
41 engine.semanticsEnabled = YES;
42
43 auto bridge = viewController.accessibilityBridge.lock();
44 FlutterPlatformNodeDelegateMac delegate(bridge, viewController);
45 ui::AXTree tree;
46 ui::AXNode ax_node(&tree, nullptr, 0, 0);
47 ui::AXNodeData node_data;
48 node_data.SetValue("initial text");
49 ax_node.SetData(node_data);
50 delegate.Init(viewController.accessibilityBridge, &ax_node);
51 // Verify that a FlutterTextField is attached to the view.
52 FlutterTextPlatformNode text_platform_node(&delegate, viewController);
53 id native_accessibility = text_platform_node.GetNativeViewAccessible();
54 EXPECT_TRUE([native_accessibility isKindOfClass:[FlutterTextField class]]);
55 auto subviews = [viewController.view subviews];
56 EXPECT_EQ([subviews count], 2u);
57 EXPECT_TRUE([subviews[0] isKindOfClass:[FlutterTextField class]]);
58 FlutterTextField* nativeTextField = subviews[0];
59 EXPECT_EQ(text_platform_node.GetNativeViewAccessible(), nativeTextField);
60 }
61
62 [engine shutDownEngine];
63 engine = nil;
64 // Pump the event loop to make sure no stray nodes cause crashes after the
65 // engine has been destroyed.
66 // From issue: https://github.com/flutter/flutter/issues/115599
67 [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.1]];
68 }

References flutter::FlutterTextPlatformNode::GetNativeViewAccessible(), and flutter::FlutterPlatformNodeDelegateMac::Init().

## ◆ TEST() [116/117]

flutter::testing::TEST | ( | FlutterViewEngineProviderUnittests | ,
|  | GetViewReturnsTheCorrectView |
| ) |  |

Definition at line 19 of file FlutterViewEngineProviderTest.mm.

19 {
20 FlutterViewEngineProvider* viewProvider;
21 id mockEngine = CreateMockFlutterEngine(@"");
22 __block id mockFlutterViewController;
23 OCMStub([mockEngine viewControllerForIdentifier:0])
24 .ignoringNonObjectArgs()
25 .andDo(^(NSInvocation* invocation) {
26 FlutterViewIdentifier viewIdentifier;
27 [invocation getArgument:&viewIdentifier atIndex:2];
28 if (viewIdentifier == kFlutterImplicitViewId) {
29 if (mockFlutterViewController != nil) {
30 [invocation setReturnValue:&mockFlutterViewController];
31 }
32 }
33 });
34 viewProvider = [[FlutterViewEngineProvider alloc] initWithEngine:mockEngine];
35
36 // When the view controller is not set, the returned view is nil.
37 EXPECT_EQ([viewProvider viewForIdentifier:0], nil);
38
39 // When the view controller is set, the returned view is the controller's view.
40 mockFlutterViewController = OCMStrictClassMock([FlutterViewController class]);
41 id mockView = OCMStrictClassMock([FlutterView class]);
42 OCMStub([mockFlutterViewController flutterView]).andReturn(mockView);
43 EXPECT_EQ([viewProvider viewForIdentifier:0], mockView);
44 }

References CreateMockFlutterEngine().

## ◆ TEST() [117/117]

flutter::testing::TEST | ( | KeyMappingTest | ,
|  | HasExpectedValues |
| ) |  |

Definition at line 20 of file KeyCodeMapTest.mm.

20 {
21 // Has Space
22 EXPECT_NE(std::find(kLayoutGoals.begin(), kLayoutGoals.end(), LayoutGoal{0x31, 0x20, false}),
23 kLayoutGoals.end());
24 // Has Digit0
25 EXPECT_NE(std::find(kLayoutGoals.begin(), kLayoutGoals.end(), LayoutGoal{0x1d, 0x30, true}),
26 kLayoutGoals.end());
27 // Has KeyA
28 EXPECT_NE(std::find(kLayoutGoals.begin(), kLayoutGoals.end(), LayoutGoal{0x00, 0x61, true}),
29 kLayoutGoals.end());
30 // Has Equal
31 EXPECT_NE(std::find(kLayoutGoals.begin(), kLayoutGoals.end(), LayoutGoal{0x18, 0x3d, false}),
32 kLayoutGoals.end());
33 // Has IntlBackslash
34 EXPECT_NE(
35 std::find(kLayoutGoals.begin(), kLayoutGoals.end(), LayoutGoal{0x0a, 0x200000020, false}),
36 kLayoutGoals.end());
37 }

References flutter::kLayoutGoals.

## ◆ TEST_F() [1/76]

flutter::testing::TEST_F | ( | AccessibilityBridgeMacTest | ,
|  | DoesNotSendAccessibilityCreateNotificationWhenHeadless |
| ) |  |

Definition at line 213 of file AccessibilityBridgeMacTest.mm.

213 {
214 FlutterViewController* viewController = CreateTestViewController();
215 FlutterEngine* engine = viewController.engine;
216
217 // Setting up bridge so that the AccessibilityBridgeMacDelegateSpy
218 // can query semantics information from.
219 engine.semanticsEnabled = YES;
220 auto bridge = std::static_pointer_cast<AccessibilityBridgeMacSpy>(
221 viewController.accessibilityBridge.lock());
222 FlutterSemanticsNode2 root;
223 root.id = 0;
224 root.flags = static_cast<FlutterSemanticsFlag>(0);
225 root.actions = static_cast<FlutterSemanticsAction>(0);
226 root.text_selection_base = -1;
227 root.text_selection_extent = -1;
228 root.label = "root";
229 root.hint = "";
230 root.value = "";
231 root.increased_value = "";
232 root.decreased_value = "";
233 root.tooltip = "";
234 root.child_count = 0;
235 root.custom_accessibility_actions_count = 0;
236 bridge->AddFlutterSemanticsNodeUpdate(root);
237
238 bridge->CommitUpdates();
239 auto platform_node_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
240
241 // Creates a targeted event.
242 ui::AXTree tree;
243 ui::AXNode ax_node(&tree, nullptr, 0, 0);
244 ui::AXNodeData node_data;
245 node_data.id = 0;
246 ax_node.SetData(node_data);
247 std::vector<ui::AXEventIntent> intent;
248 ui::AXEventGenerator::EventParams event_params(ui::AXEventGenerator::Event::CHILDREN_CHANGED,
249 ax::mojom::EventFrom::kNone, intent);
250 ui::AXEventGenerator::TargetedEvent targeted_event(&ax_node, event_params);
251
252 bridge->OnAccessibilityEvent(targeted_event);
253
254 // Does not send any notification if the engine is headless.
255 EXPECT_EQ(bridge->actual_notifications.size(), 0u);
256 [engine shutDownEngine];
257 }

References FlutterViewController::engine, and FlutterEngine::shutDownEngine.

## ◆ TEST_F() [2/76]

flutter::testing::TEST_F | ( | AccessibilityBridgeMacTest | ,
|  | DoesNotSendAccessibilityCreateNotificationWhenNoWindow |
| ) |  |

Definition at line 259 of file AccessibilityBridgeMacTest.mm.

259 {
260 FlutterViewController* viewController = CreateTestViewController();
261 FlutterEngine* engine = viewController.engine;
262
263 // Setting up bridge so that the AccessibilityBridgeMacDelegateSpy
264 // can query semantics information from.
265 engine.semanticsEnabled = YES;
266 auto bridge = std::static_pointer_cast<AccessibilityBridgeMacSpy>(
267 viewController.accessibilityBridge.lock());
268 FlutterSemanticsNode2 root;
269 root.id = 0;
270 root.flags = static_cast<FlutterSemanticsFlag>(0);
271 root.actions = static_cast<FlutterSemanticsAction>(0);
272 root.text_selection_base = -1;
273 root.text_selection_extent = -1;
274 root.label = "root";
275 root.hint = "";
276 root.value = "";
277 root.increased_value = "";
278 root.decreased_value = "";
279 root.tooltip = "";
280 root.child_count = 0;
281 root.custom_accessibility_actions_count = 0;
282 bridge->AddFlutterSemanticsNodeUpdate(root);
283
284 bridge->CommitUpdates();
285 auto platform_node_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
286
287 // Creates a targeted event.
288 ui::AXTree tree;
289 ui::AXNode ax_node(&tree, nullptr, 0, 0);
290 ui::AXNodeData node_data;
291 node_data.id = 0;
292 ax_node.SetData(node_data);
293 std::vector<ui::AXEventIntent> intent;
294 ui::AXEventGenerator::EventParams event_params(ui::AXEventGenerator::Event::CHILDREN_CHANGED,
295 ax::mojom::EventFrom::kNone, intent);
296 ui::AXEventGenerator::TargetedEvent targeted_event(&ax_node, event_params);
297
298 bridge->OnAccessibilityEvent(targeted_event);
299
300 // Does not send any notification if the flutter view is not attached to a NSWindow.
301 EXPECT_EQ(bridge->actual_notifications.size(), 0u);
302 [engine shutDownEngine];
303 }

References FlutterViewController::engine, and FlutterEngine::shutDownEngine.

## ◆ TEST_F() [3/76]

flutter::testing::TEST_F | ( | AccessibilityBridgeMacWindowTest | ,
|  | NonZeroRootNodeId |
| ) |  |

Definition at line 147 of file AccessibilityBridgeMacTest.mm.

147 {
148 FlutterViewController* viewController = CreateTestViewController();
149 FlutterEngine* engine = viewController.engine;
150 NSWindow* expectedTarget = GetWindow();
151 expectedTarget.contentView = viewController.view;
152
153 // Setting up bridge so that the AccessibilityBridgeMacDelegateSpy
154 // can query semantics information from.
155 engine.semanticsEnabled = YES;
156 auto bridge = std::static_pointer_cast<AccessibilityBridgeMacSpy>(
157 viewController.accessibilityBridge.lock());
158
159 FlutterSemanticsNode2 node1;
160 std::vector<int32_t> node1_children{2};
161 node1.id = 1;
162 node1.flags = static_cast<FlutterSemanticsFlag>(0);
163 node1.actions = static_cast<FlutterSemanticsAction>(0);
164 node1.text_selection_base = -1;
165 node1.text_selection_extent = -1;
166 node1.label = "node1";
167 node1.hint = "";
168 node1.value = "";
169 node1.increased_value = "";
170 node1.decreased_value = "";
171 node1.tooltip = "";
172 node1.child_count = node1_children.size();
173 node1.children_in_traversal_order = node1_children.data();
174 node1.children_in_hit_test_order = node1_children.data();
175 node1.custom_accessibility_actions_count = 0;
176
177 FlutterSemanticsNode2 node2;
178 node2.id = 2;
179 node2.flags = static_cast<FlutterSemanticsFlag>(0);
180 node2.actions = static_cast<FlutterSemanticsAction>(0);
181 node2.text_selection_base = -1;
182 node2.text_selection_extent = -1;
183 node2.label = "node2";
184 node2.hint = "";
185 node2.value = "";
186 node2.increased_value = "";
187 node2.decreased_value = "";
188 node2.tooltip = "";
189 node2.child_count = 0;
190 node2.custom_accessibility_actions_count = 0;
191
192 bridge->AddFlutterSemanticsNodeUpdate(node1);
193 bridge->AddFlutterSemanticsNodeUpdate(node2);
194 bridge->CommitUpdates();
195
196 // Look up the root node delegate.
197 auto root_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(1).lock();
198 ASSERT_TRUE(root_delegate);
199 ASSERT_EQ(root_delegate->GetChildCount(), 1);
200
201 // Look up the child node delegate.
202 auto child_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(2).lock();
203 ASSERT_TRUE(child_delegate);
204 ASSERT_EQ(child_delegate->GetChildCount(), 0);
205
206 // Ensure a node with ID 0 does not exist.
207 auto invalid_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
208 ASSERT_FALSE(invalid_delegate);
209
210 [engine shutDownEngine];
211 }

References FlutterViewController::engine, and FlutterEngine::shutDownEngine.

## ◆ TEST_F() [4/76]

flutter::testing::TEST_F | ( | AccessibilityBridgeMacWindowTest | ,
|  | SendsAccessibilityCreateNotificationFlutterViewWindow |
| ) |  |

Definition at line 90 of file AccessibilityBridgeMacTest.mm.

90 {
91 FlutterViewController* viewController = CreateTestViewController();
92 FlutterEngine* engine = viewController.engine;
93 NSWindow* expectedTarget = GetWindow();
94 expectedTarget.contentView = viewController.view;
95
96 // Setting up bridge so that the AccessibilityBridgeMacDelegateSpy
97 // can query semantics information from.
98 engine.semanticsEnabled = YES;
99 auto bridge = std::static_pointer_cast<AccessibilityBridgeMacSpy>(
100 viewController.accessibilityBridge.lock());
101 FlutterSemanticsNode2 root;
102 root.id = 0;
103 root.flags = static_cast<FlutterSemanticsFlag>(0);
104 root.actions = static_cast<FlutterSemanticsAction>(0);
105 root.text_selection_base = -1;
106 root.text_selection_extent = -1;
107 root.label = "root";
108 root.hint = "";
109 root.value = "";
110 root.increased_value = "";
111 root.decreased_value = "";
112 root.tooltip = "";
113 root.child_count = 0;
114 root.custom_accessibility_actions_count = 0;
115 bridge->AddFlutterSemanticsNodeUpdate(root);
116
117 bridge->CommitUpdates();
118 auto platform_node_delegate = bridge->GetFlutterPlatformNodeDelegateFromID(0).lock();
119
120 // Creates a targeted event.
121 ui::AXTree tree;
122 ui::AXNode ax_node(&tree, nullptr, 0, 0);
123 ui::AXNodeData node_data;
124 node_data.id = 0;
125 ax_node.SetData(node_data);
126 std::vector<ui::AXEventIntent> intent;
127 ui::AXEventGenerator::EventParams event_params(ui::AXEventGenerator::Event::CHILDREN_CHANGED,
128 ax::mojom::EventFrom::kNone, intent);
129 ui::AXEventGenerator::TargetedEvent targeted_event(&ax_node, event_params);
130
131 bridge->OnAccessibilityEvent(targeted_event);
132
133 ASSERT_EQ(bridge->actual_notifications.size(), 1u);
134 auto target = bridge->actual_notifications.find([NSAccessibilityCreatedNotification UTF8String]);
135 ASSERT_NE(target, bridge->actual_notifications.end());
136 EXPECT_EQ(target->second, expectedTarget);
137 [engine shutDownEngine];
138 }

References FlutterViewController::engine, and FlutterEngine::shutDownEngine.

## ◆ TEST_F() [5/76]

flutter::testing::TEST_F | ( | FlutterChannelKeyResponderTest | ,
|  | BasicKeyEvent |
| ) |  |

Definition at line 75 of file FlutterChannelKeyResponderTest.mm.

75 {
76 __block NSMutableArray<NSNumber*>* responses = [[NSMutableArray<NSNumber*> alloc] init];
77 FakeMessageChannel* channel = [[FakeMessageChannel alloc] init];
78 FlutterChannelKeyResponder* responder =
79 [[FlutterChannelKeyResponder alloc] initWithChannel:channel];
80
81 // Initial empty modifiers.
82 //
83 // This can happen when user opens window while modifier key is pressed and then releases the
84 // modifier. No events should be sent, but the callback should still be called.
85 // Regression test for https://github.com/flutter/flutter/issues/87339.
86 channel.nextResponse = @{@"handled" : @YES};
87 [responder handleEvent:CreateKeyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", NO, 60)
88 callback:^(BOOL handled) {
89 [responses addObject:@(handled)];
90 }];
91
92 EXPECT_EQ([channel.messages count], 0u);
93 ASSERT_EQ([responses count], 1u);
94 EXPECT_EQ([responses[0] boolValue], YES);
95 [responses removeAllObjects];
96
97 // Key down
98 channel.nextResponse = @{@"handled" : @YES};
99 [responder handleEvent:CreateKeyEvent(NSEventTypeKeyDown, 0x100, @"a", @"a", NO, 0)
100 callback:^(BOOL handled) {
101 [responses addObject:@(handled)];
102 }];
103
104 ASSERT_EQ([channel.messages count], 1u);
105 EXPECT_STREQ([[channel.messages lastObject][@"keymap"] UTF8String], "macos");
106 EXPECT_STREQ([[channel.messages lastObject][@"type"] UTF8String], "keydown");
107 EXPECT_EQ([[channel.messages lastObject][@"keyCode"] intValue], 0);
108 EXPECT_EQ([[channel.messages lastObject][@"modifiers"] intValue], 0x0);
109 EXPECT_STREQ([[channel.messages lastObject][@"characters"] UTF8String], "a");
110 EXPECT_STREQ([[channel.messages lastObject][@"charactersIgnoringModifiers"] UTF8String], "a");
111
112 ASSERT_EQ([responses count], 1u);
113 EXPECT_EQ([[responses lastObject] boolValue], YES);
114
115 [channel.messages removeAllObjects];
116 [responses removeAllObjects];
117
118 // Key up
119 channel.nextResponse = @{@"handled" : @NO};
120 [responder handleEvent:CreateKeyEvent(NSEventTypeKeyUp, 0x100, @"a", @"a", NO, 0)
121 callback:^(BOOL handled) {
122 [responses addObject:@(handled)];
123 }];
124
125 ASSERT_EQ([channel.messages count], 1u);
126 EXPECT_STREQ([[channel.messages lastObject][@"keymap"] UTF8String], "macos");
127 EXPECT_STREQ([[channel.messages lastObject][@"type"] UTF8String], "keyup");
128 EXPECT_EQ([[channel.messages lastObject][@"keyCode"] intValue], 0);
129 EXPECT_EQ([[channel.messages lastObject][@"modifiers"] intValue], 0);
130 EXPECT_STREQ([[channel.messages lastObject][@"characters"] UTF8String], "a");
131 EXPECT_STREQ([[channel.messages lastObject][@"charactersIgnoringModifiers"] UTF8String], "a");
132
133 ASSERT_EQ([responses count], 1u);
134 EXPECT_EQ([[responses lastObject] boolValue], NO);
135
136 [channel.messages removeAllObjects];
137 [responses removeAllObjects];
138
139 // LShift down
140 channel.nextResponse = @{@"handled" : @YES};
141 [responder handleEvent:CreateKeyEvent(NSEventTypeFlagsChanged, 0x20102, @"", @"", NO, 56)
142 callback:^(BOOL handled) {
143 [responses addObject:@(handled)];
144 }];
145
146 ASSERT_EQ([channel.messages count], 1u);
147 EXPECT_STREQ([[channel.messages lastObject][@"keymap"] UTF8String], "macos");
148 EXPECT_STREQ([[channel.messages lastObject][@"type"] UTF8String], "keydown");
149 EXPECT_EQ([[channel.messages lastObject][@"keyCode"] intValue], 56);
150 EXPECT_EQ([[channel.messages lastObject][@"modifiers"] intValue], 0x20002);
151
152 ASSERT_EQ([responses count], 1u);
153 EXPECT_EQ([[responses lastObject] boolValue], YES);
154
155 [channel.messages removeAllObjects];
156 [responses removeAllObjects];
157
158 // RShift down
159 channel.nextResponse = @{@"handled" : @NO};
160 [responder handleEvent:CreateKeyEvent(NSEventTypeFlagsChanged, 0x20006, @"", @"", NO, 60)
161 callback:^(BOOL handled) {
162 [responses addObject:@(handled)];
163 }];
164
165 ASSERT_EQ([channel.messages count], 1u);
166 EXPECT_STREQ([[channel.messages lastObject][@"keymap"] UTF8String], "macos");
167 EXPECT_STREQ([[channel.messages lastObject][@"type"] UTF8String], "keydown");
168 EXPECT_EQ([[channel.messages lastObject][@"keyCode"] intValue], 60);
169 EXPECT_EQ([[channel.messages lastObject][@"modifiers"] intValue], 0x20006);
170
171 ASSERT_EQ([responses count], 1u);
172 EXPECT_EQ([[responses lastObject] boolValue], NO);
173
174 [channel.messages removeAllObjects];
175 [responses removeAllObjects];
176
177 // LShift up
178 channel.nextResponse = @{@"handled" : @NO};
179 [responder handleEvent:CreateKeyEvent(NSEventTypeFlagsChanged, 0x20104, @"", @"", NO, 56)
180 callback:^(BOOL handled) {
181 [responses addObject:@(handled)];
182 }];
183
184 ASSERT_EQ([channel.messages count], 1u);
185 EXPECT_STREQ([[channel.messages lastObject][@"keymap"] UTF8String], "macos");
186 EXPECT_STREQ([[channel.messages lastObject][@"type"] UTF8String], "keyup");
187 EXPECT_EQ([[channel.messages lastObject][@"keyCode"] intValue], 56);
188 EXPECT_EQ([[channel.messages lastObject][@"modifiers"] intValue], 0x20004);
189
190 ASSERT_EQ([responses count], 1u);
191 EXPECT_EQ([[responses lastObject] boolValue], NO);
192
193 [channel.messages removeAllObjects];
194 [responses removeAllObjects];
195
196 // RShift up
197 channel.nextResponse = @{@"handled" : @NO};
198 [responder handleEvent:CreateKeyEvent(NSEventTypeFlagsChanged, 0, @"", @"", NO, 60)
199 callback:^(BOOL handled) {
200 [responses addObject:@(handled)];
201 }];
202
203 ASSERT_EQ([channel.messages count], 1u);
204 EXPECT_STREQ([[channel.messages lastObject][@"keymap"] UTF8String], "macos");
205 EXPECT_STREQ([[channel.messages lastObject][@"type"] UTF8String], "keyup");
206 EXPECT_EQ([[channel.messages lastObject][@"keyCode"] intValue], 60);
207 EXPECT_EQ([[channel.messages lastObject][@"modifiers"] intValue], 0);
208
209 ASSERT_EQ([responses count], 1u);
210 EXPECT_EQ([[responses lastObject] boolValue], NO);
211
212 [channel.messages removeAllObjects];
213 [responses removeAllObjects];
214
215 // RShift up again, should be ignored and not produce a keydown event, but the
216 // callback should be called.
217 channel.nextResponse = @{@"handled" : @NO};
218 [responder handleEvent:CreateKeyEvent(NSEventTypeFlagsChanged, 0x100, @"", @"", NO, 60)
219 callback:^(BOOL handled) {
220 [responses addObject:@(handled)];
221 }];
222
223 EXPECT_EQ([channel.messages count], 0u);
224 ASSERT_EQ([responses count], 1u);
225 EXPECT_EQ([responses[0] boolValue], YES);
226 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:, FakeMessageChannel::messages, and FakeMessageChannel::nextResponse.

## ◆ TEST_F() [6/76]

flutter::testing::TEST_F | ( | FlutterChannelKeyResponderTest | ,
|  | EmptyResponseIsTakenAsHandled |
| ) |  |

Definition at line 228 of file FlutterChannelKeyResponderTest.mm.

228 {
229 __block NSMutableArray<NSNumber*>* responses = [[NSMutableArray<NSNumber*> alloc] init];
230 FakeMessageChannel* channel = [[FakeMessageChannel alloc] init];
231 FlutterChannelKeyResponder* responder =
232 [[FlutterChannelKeyResponder alloc] initWithChannel:channel];
233
234 channel.nextResponse = nil;
235 [responder handleEvent:CreateKeyEvent(NSEventTypeKeyDown, 0x100, @"a", @"a", NO, 0)
236 callback:^(BOOL handled) {
237 [responses addObject:@(handled)];
238 }];
239
240 ASSERT_EQ([channel.messages count], 1u);
241 EXPECT_STREQ([[channel.messages lastObject][@"keymap"] UTF8String], "macos");
242 EXPECT_STREQ([[channel.messages lastObject][@"type"] UTF8String], "keydown");
243 EXPECT_EQ([[channel.messages lastObject][@"keyCode"] intValue], 0);
244 EXPECT_EQ([[channel.messages lastObject][@"modifiers"] intValue], 0);
245 EXPECT_STREQ([[channel.messages lastObject][@"characters"] UTF8String], "a");
246 EXPECT_STREQ([[channel.messages lastObject][@"charactersIgnoringModifiers"] UTF8String], "a");
247
248 ASSERT_EQ([responses count], 1u);
249 EXPECT_EQ([[responses lastObject] boolValue], YES);
250 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:, FakeMessageChannel::messages, and FakeMessageChannel::nextResponse.

## ◆ TEST_F() [7/76]

flutter::testing::TEST_F | ( | FlutterChannelKeyResponderTest | ,
|  | FollowsLayoutMap |
| ) |  |

Definition at line 252 of file FlutterChannelKeyResponderTest.mm.

252 {
253 __block NSMutableArray<NSNumber*>* responses = [[NSMutableArray<NSNumber*> alloc] init];
254 FakeMessageChannel* channel = [[FakeMessageChannel alloc] init];
255 FlutterChannelKeyResponder* responder =
256 [[FlutterChannelKeyResponder alloc] initWithChannel:channel];
257
258 NSMutableDictionary<NSNumber*, NSNumber*>* layoutMap =
259 [NSMutableDictionary<NSNumber*, NSNumber*> dictionary];
260 responder.layoutMap = layoutMap;
261 // French layout
262 layoutMap[@(kVK_ANSI_A)] = @(kLogicalKeyQ);
263
264 channel.nextResponse = @{@"handled" : @YES};
265 [responder handleEvent:CreateKeyEvent(NSEventTypeKeyDown, kVK_ANSI_A, @"q", @"q", NO, 0)
266 callback:^(BOOL handled) {
267 [responses addObject:@(handled)];
268 }];
269
270 ASSERT_EQ([channel.messages count], 1u);
271 EXPECT_STREQ([[channel.messages lastObject][@"keymap"] UTF8String], "macos");
272 EXPECT_STREQ([[channel.messages lastObject][@"type"] UTF8String], "keydown");
273 EXPECT_EQ([[channel.messages lastObject][@"keyCode"] intValue], 0);
274 EXPECT_EQ([[channel.messages lastObject][@"modifiers"] intValue], 0x0);
275 EXPECT_STREQ([[channel.messages lastObject][@"characters"] UTF8String], "q");
276 EXPECT_STREQ([[channel.messages lastObject][@"charactersIgnoringModifiers"] UTF8String], "q");
277 EXPECT_EQ([channel.messages lastObject][@"specifiedLogicalKey"], @(kLogicalKeyQ));
278
279 ASSERT_EQ([responses count], 1u);
280 EXPECT_EQ([[responses lastObject] boolValue], YES);
281
282 [channel.messages removeAllObjects];
283 [responses removeAllObjects];
284 }

References <FlutterKeyPrimaryResponder>::handleEvent:callback:, <FlutterKeyPrimaryResponder>::layoutMap, FakeMessageChannel::messages, and FakeMessageChannel::nextResponse.

## ◆ TEST_F() [8/76]

flutter::testing::TEST_F | ( | FlutterEmbedderExternalTextureTest | ,
|  | TestPopulateExternalTexture |
| ) |  |

Definition at line 153 of file FlutterEmbedderExternalTextureTest.mm.

153 {
154 // Constants.
155 const size_t width = 100;
156 const size_t height = 100;
157 const int64_t texture_id = 1;
158
159 // Set up the surface.
160 FlutterDarwinContextMetalSkia* darwinContextMetal =
161 [[FlutterDarwinContextMetalSkia alloc] initWithDefaultMTLDevice];
162 SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
163 GrDirectContext* grContext = darwinContextMetal.mainContext.get();
164 sk_sp<SkSurface> gpuSurface(SkSurfaces::RenderTarget(grContext, skgpu::Budgeted::kNo, info));
165
166 // Create a texture.
167 TestExternalTexture* testExternalTexture =
168 [[TestExternalTexture alloc] initWidth:width
169 height:height
170 pixelFormatType:kCVPixelFormatType_32BGRA];
171 FlutterExternalTexture* textureHolder =
172 [[FlutterExternalTexture alloc] initWithFlutterTexture:testExternalTexture
173 darwinMetalContext:darwinContextMetal];
174
175 // Callback to resolve the texture.
176 EmbedderExternalTextureMetal::ExternalTextureCallback callback = [&](int64_t texture_id, size_t w,
177 size_t h) {
178 EXPECT_TRUE(w == width);
179 EXPECT_TRUE(h == height);
180
181 auto texture = std::make_unique<FlutterMetalExternalTexture>();
182 [textureHolder populateTexture:texture.get()];
183
184 EXPECT_TRUE(texture->num_textures == 1);
185 EXPECT_TRUE(texture->textures != nullptr);
186 EXPECT_TRUE(texture->pixel_format == FlutterMetalExternalTexturePixelFormat::kRGBA);
187 return texture;
188 };
189
190 // Render the texture.
191 std::unique_ptr<flutter::Texture> texture =
192 std::make_unique<EmbedderExternalTextureMetal>(texture_id, callback);
193 SkRect bounds = SkRect::MakeWH(info.width(), info.height());
194 DlImageSampling sampling = DlImageSampling::kNearestNeighbor;
195 DlSkCanvasAdapter canvas(gpuSurface->getCanvas());
196 flutter::Texture::PaintContext context{
197 .canvas = &canvas,
198 .gr_context = grContext,
199 };
200 texture->Paint(context, bounds, /*freeze=*/false, sampling);
201
202 gpuSurface->makeImageSnapshot();
203 }

References FlutterExternalTexture::populateTexture:, and texture_id.

## ◆ TEST_F() [9/76]

flutter::testing::TEST_F | ( | FlutterEmbedderExternalTextureTest | ,
|  | TestPopulateExternalTextureImpeller |
| ) |  |

Definition at line 412 of file FlutterEmbedderExternalTextureTest.mm.

412 {
413 // Constants.
414 const size_t width = 100;
415 const size_t height = 100;
416 const int64_t texture_id = 1;
417
418 // Set up the surface.
419 FlutterDarwinContextMetalSkia* darwinContextMetal =
420 [[FlutterDarwinContextMetalSkia alloc] initWithDefaultMTLDevice];
421 impeller::AiksContext aiks_context(CreateImpellerContext(), nullptr);
422 SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
423
424 // Create a texture.
425 TestExternalTexture* testExternalTexture =
426 [[TestExternalTexture alloc] initWidth:width
427 height:height
428 pixelFormatType:kCVPixelFormatType_32BGRA];
429 FlutterExternalTexture* textureHolder =
430 [[FlutterExternalTexture alloc] initWithFlutterTexture:testExternalTexture
431 darwinMetalContext:darwinContextMetal];
432
433 // Callback to resolve the texture.
434 EmbedderExternalTextureMetal::ExternalTextureCallback callback = [&](int64_t texture_id, size_t w,
435 size_t h) {
436 EXPECT_TRUE(w == width);
437 EXPECT_TRUE(h == height);
438
439 auto texture = std::make_unique<FlutterMetalExternalTexture>();
440 [textureHolder populateTexture:texture.get()];
441
442 EXPECT_TRUE(texture->num_textures == 1);
443 EXPECT_TRUE(texture->textures != nullptr);
444 EXPECT_TRUE(texture->pixel_format == FlutterMetalExternalTexturePixelFormat::kRGBA);
445 return texture;
446 };
447
448 // Render the texture.
449 std::unique_ptr<flutter::Texture> texture =
450 std::make_unique<EmbedderExternalTextureMetal>(texture_id, callback);
451 SkRect bounds = SkRect::MakeWH(info.width(), info.height());
452 DlImageSampling sampling = DlImageSampling::kNearestNeighbor;
453
454 DisplayListBuilder builder;
455 flutter::Texture::PaintContext context{
456 .canvas = &builder,
457 .gr_context = nullptr,
458 .aiks_context = &aiks_context,
459 };
460 texture->Paint(context, bounds, /*freeze=*/false, sampling);
461 }

References CreateImpellerContext(), FlutterExternalTexture::populateTexture:, and texture_id.

## ◆ TEST_F() [10/76]

flutter::testing::TEST_F | ( | FlutterEmbedderExternalTextureTest | ,
|  | TestPopulateExternalTextureYUVA |
| ) |  |

Definition at line 205 of file FlutterEmbedderExternalTextureTest.mm.

205 {
206 // Constants.
207 const size_t width = 100;
208 const size_t height = 100;
209 const int64_t texture_id = 1;
210
211 // Set up the surface.
212 FlutterDarwinContextMetalSkia* darwinContextMetal =
213 [[FlutterDarwinContextMetalSkia alloc] initWithDefaultMTLDevice];
214 SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
215 GrDirectContext* grContext = darwinContextMetal.mainContext.get();
216 sk_sp<SkSurface> gpuSurface(SkSurfaces::RenderTarget(grContext, skgpu::Budgeted::kNo, info));
217
218 // Create a texture.
219 TestExternalTexture* testExternalTexture =
220 [[TestExternalTexture alloc] initWidth:width
221 height:height
222 pixelFormatType:kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange];
223 FlutterExternalTexture* textureHolder =
224 [[FlutterExternalTexture alloc] initWithFlutterTexture:testExternalTexture
225 darwinMetalContext:darwinContextMetal];
226
227 // Callback to resolve the texture.
228 EmbedderExternalTextureMetal::ExternalTextureCallback callback = [&](int64_t texture_id, size_t w,
229 size_t h) {
230 EXPECT_TRUE(w == width);
231 EXPECT_TRUE(h == height);
232
233 auto texture = std::make_unique<FlutterMetalExternalTexture>();
234 [textureHolder populateTexture:texture.get()];
235
236 EXPECT_TRUE(texture->num_textures == 2);
237 EXPECT_TRUE(texture->textures != nullptr);
238 EXPECT_TRUE(texture->pixel_format == FlutterMetalExternalTexturePixelFormat::kYUVA);
239 EXPECT_TRUE(texture->yuv_color_space ==
240 FlutterMetalExternalTextureYUVColorSpace::kBT601LimitedRange);
241 return texture;
242 };
243
244 // Render the texture.
245 std::unique_ptr<flutter::Texture> texture =
246 std::make_unique<EmbedderExternalTextureMetal>(texture_id, callback);
247 SkRect bounds = SkRect::MakeWH(info.width(), info.height());
248 DlImageSampling sampling = DlImageSampling::kNearestNeighbor;
249 DlSkCanvasAdapter canvas(gpuSurface->getCanvas());
250 flutter::Texture::PaintContext context{
251 .canvas = &canvas,
252 .gr_context = grContext,
253 };
254 texture->Paint(context, bounds, /*freeze=*/false, sampling);
255
256 gpuSurface->makeImageSnapshot();
257 }

References FlutterExternalTexture::populateTexture:, and texture_id.

## ◆ TEST_F() [11/76]

flutter::testing::TEST_F | ( | FlutterEmbedderExternalTextureTest | ,
|  | TestPopulateExternalTextureYUVA2 |
| ) |  |

Definition at line 259 of file FlutterEmbedderExternalTextureTest.mm.

259 {
260 // Constants.
261 const size_t width = 100;
262 const size_t height = 100;
263 const int64_t texture_id = 1;
264
265 // Set up the surface.
266 FlutterDarwinContextMetalSkia* darwinContextMetal =
267 [[FlutterDarwinContextMetalSkia alloc] initWithDefaultMTLDevice];
268 SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
269 GrDirectContext* grContext = darwinContextMetal.mainContext.get();
270 sk_sp<SkSurface> gpuSurface(SkSurfaces::RenderTarget(grContext, skgpu::Budgeted::kNo, info));
271
272 // Create a texture.
273 TestExternalTexture* testExternalTexture =
274 [[TestExternalTexture alloc] initWidth:width
275 height:height
276 pixelFormatType:kCVPixelFormatType_420YpCbCr8BiPlanarFullRange];
277 FlutterExternalTexture* textureHolder =
278 [[FlutterExternalTexture alloc] initWithFlutterTexture:testExternalTexture
279 darwinMetalContext:darwinContextMetal];
280
281 // Callback to resolve the texture.
282 EmbedderExternalTextureMetal::ExternalTextureCallback callback = [&](int64_t texture_id, size_t w,
283 size_t h) {
284 EXPECT_TRUE(w == width);
285 EXPECT_TRUE(h == height);
286
287 auto texture = std::make_unique<FlutterMetalExternalTexture>();
288 [textureHolder populateTexture:texture.get()];
289
290 EXPECT_TRUE(texture->num_textures == 2);
291 EXPECT_TRUE(texture->textures != nullptr);
292 EXPECT_TRUE(texture->pixel_format == FlutterMetalExternalTexturePixelFormat::kYUVA);
293 EXPECT_TRUE(texture->yuv_color_space ==
294 FlutterMetalExternalTextureYUVColorSpace::kBT601FullRange);
295 return texture;
296 };
297
298 // Render the texture.
299 std::unique_ptr<flutter::Texture> texture =
300 std::make_unique<EmbedderExternalTextureMetal>(texture_id, callback);
301 SkRect bounds = SkRect::MakeWH(info.width(), info.height());
302 DlImageSampling sampling = DlImageSampling::kNearestNeighbor;
303 DlSkCanvasAdapter canvas(gpuSurface->getCanvas());
304 flutter::Texture::PaintContext context{
305 .canvas = &canvas,
306 .gr_context = grContext,
307 };
308 texture->Paint(context, bounds, /*freeze=*/false, sampling);
309
310 gpuSurface->makeImageSnapshot();
311 }

References FlutterExternalTexture::populateTexture:, and texture_id.

## ◆ TEST_F() [12/76]

flutter::testing::TEST_F | ( | FlutterEmbedderExternalTextureTest | ,
|  | TestPopulateExternalTextureYUVA2Impeller |
| ) |  |

Definition at line 513 of file FlutterEmbedderExternalTextureTest.mm.

513 {
514 // Constants.
515 const size_t width = 100;
516 const size_t height = 100;
517 const int64_t texture_id = 1;
518
519 // Set up the surface.
520 FlutterDarwinContextMetalSkia* darwinContextMetal =
521 [[FlutterDarwinContextMetalSkia alloc] initWithDefaultMTLDevice];
522 impeller::AiksContext aiks_context(CreateImpellerContext(), nullptr);
523 SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
524
525 // Create a texture.
526 TestExternalTexture* testExternalTexture =
527 [[TestExternalTexture alloc] initWidth:width
528 height:height
529 pixelFormatType:kCVPixelFormatType_420YpCbCr8BiPlanarFullRange];
530 FlutterExternalTexture* textureHolder =
531 [[FlutterExternalTexture alloc] initWithFlutterTexture:testExternalTexture
532 darwinMetalContext:darwinContextMetal];
533
534 // Callback to resolve the texture.
535 EmbedderExternalTextureMetal::ExternalTextureCallback callback = [&](int64_t texture_id, size_t w,
536 size_t h) {
537 EXPECT_TRUE(w == width);
538 EXPECT_TRUE(h == height);
539
540 auto texture = std::make_unique<FlutterMetalExternalTexture>();
541 [textureHolder populateTexture:texture.get()];
542
543 EXPECT_TRUE(texture->num_textures == 2);
544 EXPECT_TRUE(texture->textures != nullptr);
545 EXPECT_TRUE(texture->pixel_format == FlutterMetalExternalTexturePixelFormat::kYUVA);
546 EXPECT_TRUE(texture->yuv_color_space ==
547 FlutterMetalExternalTextureYUVColorSpace::kBT601FullRange);
548 return texture;
549 };
550
551 // Render the texture.
552 std::unique_ptr<flutter::Texture> texture =
553 std::make_unique<EmbedderExternalTextureMetal>(texture_id, callback);
554 SkRect bounds = SkRect::MakeWH(info.width(), info.height());
555 DlImageSampling sampling = DlImageSampling::kNearestNeighbor;
556
557 DisplayListBuilder builder;
558 flutter::Texture::PaintContext context{
559 .canvas = &builder, .gr_context = nullptr, .aiks_context = &aiks_context};
560 texture->Paint(context, bounds, /*freeze=*/false, sampling);
561 }

References CreateImpellerContext(), FlutterExternalTexture::populateTexture:, and texture_id.

## ◆ TEST_F() [13/76]

flutter::testing::TEST_F | ( | FlutterEmbedderExternalTextureTest | ,
|  | TestPopulateExternalTextureYUVAImpeller |
| ) |  |

Definition at line 463 of file FlutterEmbedderExternalTextureTest.mm.

463 {
464 // Constants.
465 const size_t width = 100;
466 const size_t height = 100;
467 const int64_t texture_id = 1;
468
469 // Set up the surface.
470 FlutterDarwinContextMetalSkia* darwinContextMetal =
471 [[FlutterDarwinContextMetalSkia alloc] initWithDefaultMTLDevice];
472 impeller::AiksContext aiks_context(CreateImpellerContext(), nullptr);
473 SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
474
475 // Create a texture.
476 TestExternalTexture* testExternalTexture =
477 [[TestExternalTexture alloc] initWidth:width
478 height:height
479 pixelFormatType:kCVPixelFormatType_420YpCbCr8BiPlanarVideoRange];
480 FlutterExternalTexture* textureHolder =
481 [[FlutterExternalTexture alloc] initWithFlutterTexture:testExternalTexture
482 darwinMetalContext:darwinContextMetal];
483
484 // Callback to resolve the texture.
485 EmbedderExternalTextureMetal::ExternalTextureCallback callback = [&](int64_t texture_id, size_t w,
486 size_t h) {
487 EXPECT_TRUE(w == width);
488 EXPECT_TRUE(h == height);
489
490 auto texture = std::make_unique<FlutterMetalExternalTexture>();
491 [textureHolder populateTexture:texture.get()];
492
493 EXPECT_TRUE(texture->num_textures == 2);
494 EXPECT_TRUE(texture->textures != nullptr);
495 EXPECT_TRUE(texture->pixel_format == FlutterMetalExternalTexturePixelFormat::kYUVA);
496 EXPECT_TRUE(texture->yuv_color_space ==
497 FlutterMetalExternalTextureYUVColorSpace::kBT601LimitedRange);
498 return texture;
499 };
500
501 // Render the texture.
502 std::unique_ptr<flutter::Texture> texture =
503 std::make_unique<EmbedderExternalTextureMetal>(texture_id, callback);
504 SkRect bounds = SkRect::MakeWH(info.width(), info.height());
505 DlImageSampling sampling = DlImageSampling::kNearestNeighbor;
506
507 DisplayListBuilder builder;
508 flutter::Texture::PaintContext context{
509 .canvas = &builder, .gr_context = nullptr, .aiks_context = &aiks_context};
510 texture->Paint(context, bounds, /*freeze=*/false, sampling);
511 }

References CreateImpellerContext(), FlutterExternalTexture::populateTexture:, and texture_id.

## ◆ TEST_F() [14/76]

flutter::testing::TEST_F | ( | FlutterEmbedderExternalTextureTest | ,
|  | TestPopulateUnsupportedExternalTexture |
| ) |  |

Definition at line 313 of file FlutterEmbedderExternalTextureTest.mm.

313 {
314 // Constants.
315 const size_t width = 100;
316 const size_t height = 100;
317 const int64_t texture_id = 1;
318
319 // Set up the surface.
320 FlutterDarwinContextMetalSkia* darwinContextMetal =
321 [[FlutterDarwinContextMetalSkia alloc] initWithDefaultMTLDevice];
322 SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
323 GrDirectContext* grContext = darwinContextMetal.mainContext.get();
324 sk_sp<SkSurface> gpuSurface(SkSurfaces::RenderTarget(grContext, skgpu::Budgeted::kNo, info));
325
326 // Create a texture.
327 TestExternalTexture* testExternalTexture =
328 [[TestExternalTexture alloc] initWidth:width
329 height:height
330 pixelFormatType:kCVPixelFormatType_420YpCbCr8PlanarFullRange];
331 FlutterExternalTexture* textureHolder =
332 [[FlutterExternalTexture alloc] initWithFlutterTexture:testExternalTexture
333 darwinMetalContext:darwinContextMetal];
334
335 // Callback to resolve the texture.
336 EmbedderExternalTextureMetal::ExternalTextureCallback callback = [&](int64_t texture_id, size_t w,
337 size_t h) {
338 EXPECT_TRUE(w == width);
339 EXPECT_TRUE(h == height);
340
341 auto texture = std::make_unique<FlutterMetalExternalTexture>();
342 EXPECT_FALSE([textureHolder populateTexture:texture.get()]);
343 return nullptr;
344 };
345
346 // Render the texture.
347 std::unique_ptr<flutter::Texture> texture =
348 std::make_unique<EmbedderExternalTextureMetal>(texture_id, callback);
349 SkRect bounds = SkRect::MakeWH(info.width(), info.height());
350 DlImageSampling sampling = DlImageSampling::kNearestNeighbor;
351 DlSkCanvasAdapter canvas(gpuSurface->getCanvas());
352 flutter::Texture::PaintContext context{
353 .canvas = &canvas,
354 .gr_context = grContext,
355 };
356 texture->Paint(context, bounds, /*freeze=*/false, sampling);
357 }

References texture_id.

## ◆ TEST_F() [15/76]

flutter::testing::TEST_F | ( | FlutterEmbedderExternalTextureTest | ,
|  | TestPopulateUnsupportedExternalTextureImpeller |
| ) |  |

Definition at line 563 of file FlutterEmbedderExternalTextureTest.mm.

563 {
564 // Constants.
565 const size_t width = 100;
566 const size_t height = 100;
567 const int64_t texture_id = 1;
568
569 // Set up the surface.
570 FlutterDarwinContextMetalSkia* darwinContextMetal =
571 [[FlutterDarwinContextMetalSkia alloc] initWithDefaultMTLDevice];
572 impeller::AiksContext aiks_context(CreateImpellerContext(), nullptr);
573 SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
574
575 // Create a texture.
576 TestExternalTexture* testExternalTexture =
577 [[TestExternalTexture alloc] initWidth:width
578 height:height
579 pixelFormatType:kCVPixelFormatType_420YpCbCr8PlanarFullRange];
580 FlutterExternalTexture* textureHolder =
581 [[FlutterExternalTexture alloc] initWithFlutterTexture:testExternalTexture
582 darwinMetalContext:darwinContextMetal];
583
584 // Callback to resolve the texture.
585 EmbedderExternalTextureMetal::ExternalTextureCallback callback = [&](int64_t texture_id, size_t w,
586 size_t h) {
587 EXPECT_TRUE(w == width);
588 EXPECT_TRUE(h == height);
589
590 auto texture = std::make_unique<FlutterMetalExternalTexture>();
591 EXPECT_FALSE([textureHolder populateTexture:texture.get()]);
592 return nullptr;
593 };
594
595 // Render the texture.
596 std::unique_ptr<flutter::Texture> texture =
597 std::make_unique<EmbedderExternalTextureMetal>(texture_id, callback);
598 SkRect bounds = SkRect::MakeWH(info.width(), info.height());
599 DlImageSampling sampling = DlImageSampling::kNearestNeighbor;
600
601 DisplayListBuilder builder;
602 flutter::Texture::PaintContext context{
603 .canvas = &builder, .gr_context = nullptr, .aiks_context = &aiks_context};
604 texture->Paint(context, bounds, /*freeze=*/false, sampling);
605 }

References CreateImpellerContext(), and texture_id.

## ◆ TEST_F() [16/76]

flutter::testing::TEST_F | ( | FlutterEmbedderExternalTextureTest | ,
|  | TestTextureResolution |
| ) |  |

Definition at line 95 of file FlutterEmbedderExternalTextureTest.mm.

95 {
96 // Constants.
97 const size_t width = 100;
98 const size_t height = 100;
99 const int64_t texture_id = 1;
100
101 // Set up the surface.
102 FlutterDarwinContextMetalSkia* darwinContextMetal =
103 [[FlutterDarwinContextMetalSkia alloc] initWithDefaultMTLDevice];
104 SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
105 GrDirectContext* grContext = darwinContextMetal.mainContext.get();
106 sk_sp<SkSurface> gpuSurface(SkSurfaces::RenderTarget(grContext, skgpu::Budgeted::kNo, info));
107
108 // Create a texture.
109 MTLTextureDescriptor* textureDescriptor = [[MTLTextureDescriptor alloc] init];
110 textureDescriptor.pixelFormat = MTLPixelFormatBGRA8Unorm;
111 textureDescriptor.width = width;
112 textureDescriptor.height = height;
113 textureDescriptor.usage = MTLTextureUsageRenderTarget | MTLTextureUsageShaderRead;
114 id<MTLTexture> mtlTexture =
115 [darwinContextMetal.device newTextureWithDescriptor:textureDescriptor];
116 std::vector<FlutterMetalTextureHandle> textures = {
117 (__bridge FlutterMetalTextureHandle)mtlTexture,
118 };
119
120 // Callback to resolve the texture.
121 EmbedderExternalTextureMetal::ExternalTextureCallback callback = [&](int64_t texture_id, size_t w,
122 size_t h) {
123 EXPECT_TRUE(w == width);
124 EXPECT_TRUE(h == height);
125
126 auto texture = std::make_unique<FlutterMetalExternalTexture>();
127 texture->struct_size = sizeof(FlutterMetalExternalTexture);
128 texture->num_textures = 1;
129 texture->height = h;
130 texture->width = w;
131 texture->pixel_format = FlutterMetalExternalTexturePixelFormat::kRGBA;
132 texture->textures = textures.data();
133 return texture;
134 };
135
136 // Render the texture.
137 std::unique_ptr<flutter::Texture> texture =
138 std::make_unique<EmbedderExternalTextureMetal>(texture_id, callback);
139 SkRect bounds = SkRect::MakeWH(info.width(), info.height());
140 DlImageSampling sampling = DlImageSampling::kNearestNeighbor;
141 DlSkCanvasAdapter canvas(gpuSurface->getCanvas());
142 flutter::Texture::PaintContext context{
143 .canvas = &canvas,
144 .gr_context = grContext,
145 };
146 texture->Paint(context, bounds, /*freeze=*/false, sampling);
147
148 ASSERT_TRUE(mtlTexture != nil);
149
150 gpuSurface->makeImageSnapshot();
151 }

References texture_id.

## ◆ TEST_F() [17/76]

flutter::testing::TEST_F | ( | FlutterEmbedderExternalTextureTest | ,
|  | TestTextureResolutionImpeller |
| ) |  |

Definition at line 359 of file FlutterEmbedderExternalTextureTest.mm.

359 {
360 // Constants.
361 const size_t width = 100;
362 const size_t height = 100;
363 const int64_t texture_id = 1;
364
365 // Set up the surface.
366 auto device = ::MTLCreateSystemDefaultDevice();
367 impeller::AiksContext aiks_context(CreateImpellerContext(), nullptr);
368
369 SkImageInfo info = SkImageInfo::MakeN32Premul(width, height);
370
371 // Create a texture.
372 MTLTextureDescriptor* textureDescriptor = [[MTLTextureDescriptor alloc] init];
373 textureDescriptor.pixelFormat = MTLPixelFormatBGRA8Unorm;
374 textureDescriptor.width = width;
375 textureDescriptor.height = height;
376 textureDescriptor.usage = MTLTextureUsageRenderTarget | MTLTextureUsageShaderRead;
377 id<MTLTexture> mtlTexture = [device newTextureWithDescriptor:textureDescriptor];
378 std::vector<FlutterMetalTextureHandle> textures = {
379 (__bridge FlutterMetalTextureHandle)mtlTexture,
380 };
381
382 // Callback to resolve the texture.
383 EmbedderExternalTextureMetal::ExternalTextureCallback callback = [&](int64_t texture_id, size_t w,
384 size_t h) {
385 EXPECT_TRUE(w == width);
386 EXPECT_TRUE(h == height);
387
388 auto texture = std::make_unique<FlutterMetalExternalTexture>();
389 texture->struct_size = sizeof(FlutterMetalExternalTexture);
390 texture->num_textures = 1;
391 texture->height = h;
392 texture->width = w;
393 texture->pixel_format = FlutterMetalExternalTexturePixelFormat::kRGBA;
394 texture->textures = textures.data();
395 return texture;
396 };
397
398 // Render the texture.
399 std::unique_ptr<flutter::Texture> texture =
400 std::make_unique<EmbedderExternalTextureMetal>(texture_id, callback);
401 SkRect bounds = SkRect::MakeWH(info.width(), info.height());
402 DlImageSampling sampling = DlImageSampling::kNearestNeighbor;
403
404 DisplayListBuilder builder;
405 flutter::Texture::PaintContext context{
406 .canvas = &builder, .gr_context = nullptr, .aiks_context = &aiks_context};
407 texture->Paint(context, bounds, /*freeze=*/false, sampling);
408
409 ASSERT_TRUE(mtlTexture != nil);
410 }

References CreateImpellerContext(), and texture_id.

## ◆ TEST_F() [18/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | CanLaunch |
| ) |  |

Definition at line 142 of file FlutterEngineTest.mm.

142 {
143 FlutterEngine* engine = GetFlutterEngine();
144 EXPECT_TRUE([engine runWithEntrypoint:@"main"]);
145 ASSERT_TRUE(engine.running);
146 }

## ◆ TEST_F() [19/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | CanLogToStdout |
| ) |  |

Definition at line 205 of file FlutterEngineTest.mm.

205 {
206 // Block until completion of print statement.
207 fml::AutoResetWaitableEvent latch;
208 AddNativeCallback("SignalNativeTest",
209 CREATE_NATIVE_ENTRY([&](Dart_NativeArguments args) { latch.Signal(); }));
210
211 // Replace stdout stream buffer with our own.
212 StreamCapture stdout_capture(&std::cout);
213
214 // Launch the test entrypoint.
215 FlutterEngine* engine = GetFlutterEngine();
216 EXPECT_TRUE([engine runWithEntrypoint:@"canLogToStdout"]);
217 ASSERT_TRUE(engine.running);
218
219 latch.Wait();
220
221 stdout_capture.Stop();
222
223 // Verify hello world was written to stdout.
224 EXPECT_TRUE(stdout_capture.GetOutput().find("Hello logging") != std::string::npos);
225 }

## ◆ TEST_F() [20/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | CanToggleAccessibility |
| ) |  |

Definition at line 286 of file FlutterEngineTest.mm.

286 {
287 FlutterEngine* engine = GetFlutterEngine();
288 // Capture the update callbacks before the embedder API initializes.
289 auto original_init = engine.embedderAPI.Initialize;
290 std::function<void(const FlutterSemanticsUpdate2*, void*)> update_semantics_callback;
291 engine.embedderAPI.Initialize = MOCK_ENGINE_PROC(
292 Initialize, ([&update_semantics_callback, &original_init](
293 size_t version, const FlutterRendererConfig* config,
294 const FlutterProjectArgs* args, void* user_data, auto engine_out) {
295 update_semantics_callback = args->update_semantics_callback2;
296 return original_init(version, config, args, user_data, engine_out);
297 }));
298 EXPECT_TRUE([engine runWithEntrypoint:@"main"]);
299 // Set up view controller.
300 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
301 nibName:nil
302 bundle:nil];
303 [viewController loadView];
304 // Enable the semantics.
305 bool enabled_called = false;
306 engine.embedderAPI.UpdateSemanticsEnabled =
307 MOCK_ENGINE_PROC(UpdateSemanticsEnabled, ([&enabled_called](auto engine, bool enabled) {
308 enabled_called = enabled;
309 return kSuccess;
310 }));
311 engine.semanticsEnabled = YES;
312 EXPECT_TRUE(enabled_called);
313 // Send flutter semantics updates.
314 FlutterSemanticsNode2 root;
315 root.id = 0;
316 root.flags = static_cast<FlutterSemanticsFlag>(0);
317 root.actions = static_cast<FlutterSemanticsAction>(0);
318 root.text_selection_base = -1;
319 root.text_selection_extent = -1;
320 root.label = "root";
321 root.hint = "";
322 root.value = "";
323 root.increased_value = "";
324 root.decreased_value = "";
325 root.tooltip = "";
326 root.child_count = 1;
327 int32_t children[] = {1};
328 root.children_in_traversal_order = children;
329 root.custom_accessibility_actions_count = 0;
330
331 FlutterSemanticsNode2 child1;
332 child1.id = 1;
333 child1.flags = static_cast<FlutterSemanticsFlag>(0);
334 child1.actions = static_cast<FlutterSemanticsAction>(0);
335 child1.text_selection_base = -1;
336 child1.text_selection_extent = -1;
337 child1.label = "child 1";
338 child1.hint = "";
339 child1.value = "";
340 child1.increased_value = "";
341 child1.decreased_value = "";
342 child1.tooltip = "";
343 child1.child_count = 0;
344 child1.custom_accessibility_actions_count = 0;
345
346 FlutterSemanticsUpdate2 update;
347 update.node_count = 2;
348 FlutterSemanticsNode2* nodes[] = {&root, &child1};
349 update.nodes = nodes;
350 update.custom_action_count = 0;
351 update_semantics_callback(&update, (__bridge void*)engine);
352
353 // Verify the accessibility tree is attached to the flutter view.
354 EXPECT_EQ([engine.viewController.flutterView.accessibilityChildren count], 1u);
355 NSAccessibilityElement* native_root = engine.viewController.flutterView.accessibilityChildren[0];
356 std::string root_label = [native_root.accessibilityLabel UTF8String];
357 EXPECT_TRUE(root_label == "root");
358 EXPECT_EQ(native_root.accessibilityRole, NSAccessibilityGroupRole);
359 EXPECT_EQ([native_root.accessibilityChildren count], 1u);
360 NSAccessibilityElement* native_child1 = native_root.accessibilityChildren[0];
361 std::string child1_value = [native_child1.accessibilityValue UTF8String];
362 EXPECT_TRUE(child1_value == "child 1");
363 EXPECT_EQ(native_child1.accessibilityRole, NSAccessibilityStaticTextRole);
364 EXPECT_EQ([native_child1.accessibilityChildren count], 0u);
365 // Disable the semantics.
366 bool semanticsEnabled = true;
367 engine.embedderAPI.UpdateSemanticsEnabled =
368 MOCK_ENGINE_PROC(UpdateSemanticsEnabled, ([&semanticsEnabled](auto engine, bool enabled) {
369 semanticsEnabled = enabled;
370 return kSuccess;
371 }));
372 engine.semanticsEnabled = NO;
373 EXPECT_FALSE(semanticsEnabled);
374 // Verify the accessibility tree is removed from the view.
375 EXPECT_EQ([engine.viewController.flutterView.accessibilityChildren count], 0u);
376
377 [engine setViewController:nil];
378 }

References user_data.

## ◆ TEST_F() [21/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | CanToggleAccessibilityWhenHeadless |
| ) |  |

Definition at line 380 of file FlutterEngineTest.mm.

380 {
381 FlutterEngine* engine = GetFlutterEngine();
382 // Capture the update callbacks before the embedder API initializes.
383 auto original_init = engine.embedderAPI.Initialize;
384 std::function<void(const FlutterSemanticsUpdate2*, void*)> update_semantics_callback;
385 engine.embedderAPI.Initialize = MOCK_ENGINE_PROC(
386 Initialize, ([&update_semantics_callback, &original_init](
387 size_t version, const FlutterRendererConfig* config,
388 const FlutterProjectArgs* args, void* user_data, auto engine_out) {
389 update_semantics_callback = args->update_semantics_callback2;
390 return original_init(version, config, args, user_data, engine_out);
391 }));
392 EXPECT_TRUE([engine runWithEntrypoint:@"main"]);
393
394 // Enable the semantics without attaching a view controller.
395 bool enabled_called = false;
396 engine.embedderAPI.UpdateSemanticsEnabled =
397 MOCK_ENGINE_PROC(UpdateSemanticsEnabled, ([&enabled_called](auto engine, bool enabled) {
398 enabled_called = enabled;
399 return kSuccess;
400 }));
401 engine.semanticsEnabled = YES;
402 EXPECT_TRUE(enabled_called);
403 // Send flutter semantics updates.
404 FlutterSemanticsNode2 root;
405 root.id = 0;
406 root.flags = static_cast<FlutterSemanticsFlag>(0);
407 root.actions = static_cast<FlutterSemanticsAction>(0);
408 root.text_selection_base = -1;
409 root.text_selection_extent = -1;
410 root.label = "root";
411 root.hint = "";
412 root.value = "";
413 root.increased_value = "";
414 root.decreased_value = "";
415 root.tooltip = "";
416 root.child_count = 1;
417 int32_t children[] = {1};
418 root.children_in_traversal_order = children;
419 root.custom_accessibility_actions_count = 0;
420
421 FlutterSemanticsNode2 child1;
422 child1.id = 1;
423 child1.flags = static_cast<FlutterSemanticsFlag>(0);
424 child1.actions = static_cast<FlutterSemanticsAction>(0);
425 child1.text_selection_base = -1;
426 child1.text_selection_extent = -1;
427 child1.label = "child 1";
428 child1.hint = "";
429 child1.value = "";
430 child1.increased_value = "";
431 child1.decreased_value = "";
432 child1.tooltip = "";
433 child1.child_count = 0;
434 child1.custom_accessibility_actions_count = 0;
435
436 FlutterSemanticsUpdate2 update;
437 update.node_count = 2;
438 FlutterSemanticsNode2* nodes[] = {&root, &child1};
439 update.nodes = nodes;
440 update.custom_action_count = 0;
441 // This call updates semantics for the implicit view, which does not exist,
442 // and therefore this call is invalid. But the engine should not crash.
443 update_semantics_callback(&update, (__bridge void*)engine);
444
445 // No crashes.
446 EXPECT_EQ(engine.viewController, nil);
447
448 // Disable the semantics.
449 bool semanticsEnabled = true;
450 engine.embedderAPI.UpdateSemanticsEnabled =
451 MOCK_ENGINE_PROC(UpdateSemanticsEnabled, ([&semanticsEnabled](auto engine, bool enabled) {
452 semanticsEnabled = enabled;
453 return kSuccess;
454 }));
455 engine.semanticsEnabled = NO;
456 EXPECT_FALSE(semanticsEnabled);
457 // Still no crashes
458 EXPECT_EQ(engine.viewController, nil);
459 }

References user_data.

## ◆ TEST_F() [22/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | Compositor |
| ) |  |

Definition at line 502 of file FlutterEngineTest.mm.

502 {
503 NSString* fixtures = @(flutter::testing::GetFixturesPath());
504 FlutterDartProject* project = [[FlutterDartProject alloc]
505 initWithAssetsPath:fixtures
506 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
507 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"test" project:project];
508
509 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
510 nibName:nil
511 bundle:nil];
512 [viewController loadView];
513 [viewController viewDidLoad];
514 viewController.flutterView.frame = CGRectMake(0, 0, 800, 600);
515
516 EXPECT_TRUE([engine runWithEntrypoint:@"canCompositePlatformViews"]);
517
518 [engine.platformViewController registerViewFactory:[[TestPlatformViewFactory alloc] init]
519 withId:@"factory_id"];
520 [engine.platformViewController
521 handleMethodCall:[FlutterMethodCall methodCallWithMethodName:@"create"
522 arguments:@{
523 @"id" : @(42),
524 @"viewType" : @"factory_id",
525 }]
526 result:^(id result){
527 }];
528
529 [engine.testThreadSynchronizer blockUntilFrameAvailable];
530
531 CALayer* rootLayer = viewController.flutterView.layer;
532
533 // There are two layers with Flutter contents and one view
534 EXPECT_EQ(rootLayer.sublayers.count, 2u);
535 EXPECT_EQ(viewController.flutterView.subviews.count, 1u);
536
537 // TODO(gw280): add support for screenshot tests in this test harness
538
539 [engine shutDownEngine];
540 }

References FlutterMethodCall::methodCallWithMethodName:arguments:, and FlutterEngine::shutDownEngine.

## ◆ TEST_F() [23/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | CompositorIgnoresUnknownView |
| ) |  |

Definition at line 542 of file FlutterEngineTest.mm.

542 {
543 FlutterEngine* engine = GetFlutterEngine();
544 auto original_init = engine.embedderAPI.Initialize;
545 ::FlutterCompositor compositor;
546 engine.embedderAPI.Initialize = MOCK_ENGINE_PROC(
547 Initialize, ([&compositor, &original_init](
548 size_t version, const FlutterRendererConfig* config,
549 const FlutterProjectArgs* args, void* user_data, auto engine_out) {
550 compositor = *args->compositor;
551 return original_init(version, config, args, user_data, engine_out);
552 }));
553
554 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
555 nibName:nil
556 bundle:nil];
557 [viewController loadView];
558
559 EXPECT_TRUE([engine runWithEntrypoint:@"empty"]);
560
561 FlutterBackingStoreConfig config = {
562 .struct_size = sizeof(FlutterBackingStoreConfig),
563 .size = FlutterSize{10, 10},
564 };
565 FlutterBackingStore backing_store = {};
566 EXPECT_NE(compositor.create_backing_store_callback, nullptr);
567 EXPECT_TRUE(
568 compositor.create_backing_store_callback(&config, &backing_store, compositor.user_data));
569
570 FlutterLayer layer{
571 .type = kFlutterLayerContentTypeBackingStore,
572 .backing_store = &backing_store,
573 };
574 std::vector<FlutterLayer*> layers = {&layer};
575
576 FlutterPresentViewInfo info = {
577 .struct_size = sizeof(FlutterPresentViewInfo),
578 .view_id = 123,
579 .layers = const_cast<const FlutterLayer**>(layers.data()),
580 .layers_count = 1,
581 .user_data = compositor.user_data,
582 };
583 EXPECT_NE(compositor.present_view_callback, nullptr);
584 EXPECT_FALSE(compositor.present_view_callback(&info));
585 EXPECT_TRUE(compositor.collect_backing_store_callback(&backing_store, compositor.user_data));
586
587 (void)viewController;
588 [engine shutDownEngine];
589 }

References FlutterEngine::shutDownEngine, and user_data.

## ◆ TEST_F() [24/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | DartEntrypointArguments |
| ) |  |

Definition at line 591 of file FlutterEngineTest.mm.

591 {
592 NSString* fixtures = @(flutter::testing::GetFixturesPath());
593 FlutterDartProject* project = [[FlutterDartProject alloc]
594 initWithAssetsPath:fixtures
595 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
596
597 project.dartEntrypointArguments = @[ @"arg1", @"arg2" ];
598 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"test" project:project];
599
600 bool called = false;
601 auto original_init = engine.embedderAPI.Initialize;
602 engine.embedderAPI.Initialize = MOCK_ENGINE_PROC(
603 Initialize, ([&called, &original_init](size_t version, const FlutterRendererConfig* config,
604 const FlutterProjectArgs* args, void* user_data,
605 FLUTTER_API_SYMBOL(FlutterEngine) * engine_out) {
606 called = true;
607 EXPECT_EQ(args->dart_entrypoint_argc, 2);
608 NSString* arg1 = [[NSString alloc] initWithCString:args->dart_entrypoint_argv[0]
609 encoding:NSUTF8StringEncoding];
610 NSString* arg2 = [[NSString alloc] initWithCString:args->dart_entrypoint_argv[1]
611 encoding:NSUTF8StringEncoding];
612
613 EXPECT_TRUE([arg1 isEqualToString:@"arg1"]);
614 EXPECT_TRUE([arg2 isEqualToString:@"arg2"]);
615
616 return original_init(version, config, args, user_data, engine_out);
617 }));
618
619 EXPECT_TRUE([engine runWithEntrypoint:@"main"]);
620 EXPECT_TRUE(called);
621 }

References user_data.

## ◆ TEST_F() [25/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | DISABLED_BackgroundIsBlack |
| ) |  |

Definition at line 227 of file FlutterEngineTest.mm.

227 {
228 FlutterEngine* engine = GetFlutterEngine();
229
230 // Latch to ensure the entire layer tree has been generated and presented.
231 fml::AutoResetWaitableEvent latch;
232 AddNativeCallback("SignalNativeTest", CREATE_NATIVE_ENTRY([&](Dart_NativeArguments args) {
233 CALayer* rootLayer = engine.viewController.flutterView.layer;
234 EXPECT_TRUE(rootLayer.backgroundColor != nil);
235 if (rootLayer.backgroundColor != nil) {
236 NSColor* actualBackgroundColor =
237 [NSColor colorWithCGColor:rootLayer.backgroundColor];
238 EXPECT_EQ(actualBackgroundColor, [NSColor blackColor]);
239 }
240 latch.Signal();
241 }));
242
243 // Launch the test entrypoint.
244 EXPECT_TRUE([engine runWithEntrypoint:@"backgroundTest"]);
245 ASSERT_TRUE(engine.running);
246
247 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
248 nibName:nil
249 bundle:nil];
250 [viewController loadView];
251 viewController.flutterView.frame = CGRectMake(0, 0, 800, 600);
252
253 latch.Wait();
254 }

References FlutterEngine::viewController.

## ◆ TEST_F() [26/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | DISABLED_CanOverrideBackgroundColor |
| ) |  |

Definition at line 256 of file FlutterEngineTest.mm.

256 {
257 FlutterEngine* engine = GetFlutterEngine();
258
259 // Latch to ensure the entire layer tree has been generated and presented.
260 fml::AutoResetWaitableEvent latch;
261 AddNativeCallback("SignalNativeTest", CREATE_NATIVE_ENTRY([&](Dart_NativeArguments args) {
262 CALayer* rootLayer = engine.viewController.flutterView.layer;
263 EXPECT_TRUE(rootLayer.backgroundColor != nil);
264 if (rootLayer.backgroundColor != nil) {
265 NSColor* actualBackgroundColor =
266 [NSColor colorWithCGColor:rootLayer.backgroundColor];
267 EXPECT_EQ(actualBackgroundColor, [NSColor whiteColor]);
268 }
269 latch.Signal();
270 }));
271
272 // Launch the test entrypoint.
273 EXPECT_TRUE([engine runWithEntrypoint:@"backgroundTest"]);
274 ASSERT_TRUE(engine.running);
275
276 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
277 nibName:nil
278 bundle:nil];
279 [viewController loadView];
280 viewController.flutterView.frame = CGRectMake(0, 0, 800, 600);
281 viewController.flutterView.backgroundColor = [NSColor whiteColor];
282
283 latch.Wait();
284 }

References FlutterViewController::backgroundColor, and FlutterEngine::viewController.

## ◆ TEST_F() [27/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | DisplaySizeIsInPhysicalPixel |
| ) |  |

Definition at line 1243 of file FlutterEngineTest.mm.

1243 {
1244 NSString* fixtures = @(testing::GetFixturesPath());
1245 FlutterDartProject* project = [[FlutterDartProject alloc]
1246 initWithAssetsPath:fixtures
1247 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
1248 project.rootIsolateCreateCallback = FlutterEngineTest::IsolateCreateCallback;
1249 MockableFlutterEngine* engine = [[MockableFlutterEngine alloc] initWithName:@"foobar"
1250 project:project
1251 allowHeadlessExecution:true];
1252 BOOL updated = NO;
1253 auto original_update_displays = engine.embedderAPI.NotifyDisplayUpdate;
1254 engine.embedderAPI.NotifyDisplayUpdate = MOCK_ENGINE_PROC(
1255 NotifyDisplayUpdate, ([&updated, &original_update_displays](
1256 auto engine, auto update_type, auto* displays, auto display_count) {
1257 EXPECT_EQ(display_count, 1UL);
1258 EXPECT_EQ(displays->display_id, 10UL);
1259 EXPECT_EQ(displays->width, 60UL);
1260 EXPECT_EQ(displays->height, 80UL);
1261 EXPECT_EQ(displays->device_pixel_ratio, 2UL);
1262 updated = YES;
1263 return original_update_displays(engine, update_type, displays, display_count);
1264 }));
1265 EXPECT_TRUE([engine runWithEntrypoint:@"main"]);
1266 EXPECT_TRUE(updated);
1267 [engine shutDownEngine];
1268 engine = nil;
1269 }

References FlutterEngine::shutDownEngine.

## ◆ TEST_F() [28/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | FlutterBinaryMessengerDoesNotRetainEngine |
| ) |  |

Definition at line 629 of file FlutterEngineTest.mm.

629 {
630 __weak FlutterEngine* weakEngine;
631 id<FlutterBinaryMessenger> binaryMessenger = nil;
632 @autoreleasepool {
633 // Create a test engine.
634 NSString* fixtures = @(flutter::testing::GetFixturesPath());
635 FlutterDartProject* project = [[FlutterDartProject alloc]
636 initWithAssetsPath:fixtures
637 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
638 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"test"
639 project:project
640 allowHeadlessExecution:YES];
641 weakEngine = engine;
642 binaryMessenger = engine.binaryMessenger;
643 }
644
645 // Once the engine has been deallocated, verify the weak engine pointer is nil, and thus not
646 // retained by the relay.
647 EXPECT_NE(binaryMessenger, nil);
648 EXPECT_EQ(weakEngine, nil);
649 }

References FlutterEngine::binaryMessenger.

## ◆ TEST_F() [29/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | FlutterTextureRegistryDoesNotReturnEngine |
| ) |  |

Definition at line 653 of file FlutterEngineTest.mm.

653 {
654 __weak FlutterEngine* weakEngine;
655 id<FlutterTextureRegistry> textureRegistry;
656 @autoreleasepool {
657 // Create a test engine.
658 NSString* fixtures = @(flutter::testing::GetFixturesPath());
659 FlutterDartProject* project = [[FlutterDartProject alloc]
660 initWithAssetsPath:fixtures
661 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
662 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"test"
663 project:project
664 allowHeadlessExecution:YES];
665 id<FlutterPluginRegistrar> registrar = [engine registrarForPlugin:@"MyPlugin"];
666 textureRegistry = registrar.textures;
667 }
668
669 // Once the engine has been deallocated, verify the weak engine pointer is nil, and thus not
670 // retained via the texture registry.
671 EXPECT_NE(textureRegistry, nil);
672 EXPECT_EQ(weakEngine, nil);
673 }

## ◆ TEST_F() [30/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | ForwardsPluginDelegateRegistration |
| ) |  |

Definition at line 1156 of file FlutterEngineTest.mm.

1156 {
1157 id<NSApplicationDelegate> previousDelegate = [[NSApplication sharedApplication] delegate];
1158 FakeLifecycleProvider* fakeAppDelegate = [[FakeLifecycleProvider alloc] init];
1159 [NSApplication sharedApplication].delegate = fakeAppDelegate;
1160
1161 FakeAppDelegatePlugin* plugin = [[FakeAppDelegatePlugin alloc] init];
1162 FlutterEngine* engine = CreateMockFlutterEngine(nil);
1163
1164 [[engine registrarForPlugin:@"TestPlugin"] addApplicationDelegate:plugin];
1165
1166 EXPECT_TRUE([fakeAppDelegate hasDelegate:plugin]);
1167
1168 [NSApplication sharedApplication].delegate = previousDelegate;
1169 }

References CreateMockFlutterEngine().

## ◆ TEST_F() [31/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | HandleAccessibilityEvent |
| ) |  |

Definition at line 1062 of file FlutterEngineTest.mm.

1062 {
1063 __block BOOL announced = NO;
1064 id engineMock = CreateMockFlutterEngine(nil);
1065
1066 OCMStub([engineMock announceAccessibilityMessage:[OCMArg any]
1067 withPriority:NSAccessibilityPriorityMedium])
1068 .andDo((^(NSInvocation* invocation) {
1069 announced = TRUE;
1070 [invocation retainArguments];
1071 NSString* message;
1072 [invocation getArgument:&message atIndex:2];
1073 EXPECT_EQ(message, @"error message");
1074 }));
1075
1076 NSDictionary<NSString*, id>* annotatedEvent =
1077 @{@"type" : @"announce",
1078 @"data" : @{@"message" : @"error message"}};
1079
1080 [engineMock handleAccessibilityEvent:annotatedEvent];
1081
1082 EXPECT_TRUE(announced);
1083 }

References CreateMockFlutterEngine().

## ◆ TEST_F() [32/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | HandleLifecycleStates |
| ) |  |

Definition at line 1085 of file FlutterEngineTest.mm.

1085 {
1086 __block flutter::AppLifecycleState sentState;
1087 id engineMock = CreateMockFlutterEngine(nil);
1088
1089 // Have to enumerate all the values because OCMStub can't capture
1090 // non-Objective-C object arguments.
1091 OCMStub([engineMock setApplicationState:flutter::AppLifecycleState::kDetached])
1092 .andDo((^(NSInvocation* invocation) {
1093 sentState = flutter::AppLifecycleState::kDetached;
1094 }));
1095 OCMStub([engineMock setApplicationState:flutter::AppLifecycleState::kResumed])
1096 .andDo((^(NSInvocation* invocation) {
1097 sentState = flutter::AppLifecycleState::kResumed;
1098 }));
1099 OCMStub([engineMock setApplicationState:flutter::AppLifecycleState::kInactive])
1100 .andDo((^(NSInvocation* invocation) {
1101 sentState = flutter::AppLifecycleState::kInactive;
1102 }));
1103 OCMStub([engineMock setApplicationState:flutter::AppLifecycleState::kHidden])
1104 .andDo((^(NSInvocation* invocation) {
1105 sentState = flutter::AppLifecycleState::kHidden;
1106 }));
1107 OCMStub([engineMock setApplicationState:flutter::AppLifecycleState::kPaused])
1108 .andDo((^(NSInvocation* invocation) {
1109 sentState = flutter::AppLifecycleState::kPaused;
1110 }));
1111
1112 __block NSApplicationOcclusionState visibility = NSApplicationOcclusionStateVisible;
1113 id mockApplication = OCMPartialMock([NSApplication sharedApplication]);
1114 OCMStub((NSApplicationOcclusionState)[mockApplication occlusionState])
1115 .andDo(^(NSInvocation* invocation) {
1116 [invocation setReturnValue:&visibility];
1117 });
1118
1119 NSNotification* willBecomeActive =
1120 [[NSNotification alloc] initWithName:NSApplicationWillBecomeActiveNotification
1121 object:nil
1122 userInfo:nil];
1123 NSNotification* willResignActive =
1124 [[NSNotification alloc] initWithName:NSApplicationWillResignActiveNotification
1125 object:nil
1126 userInfo:nil];
1127
1128 NSNotification* didChangeOcclusionState;
1129 didChangeOcclusionState =
1130 [[NSNotification alloc] initWithName:NSApplicationDidChangeOcclusionStateNotification
1131 object:nil
1132 userInfo:nil];
1133
1134 [engineMock handleDidChangeOcclusionState:didChangeOcclusionState];
1135 EXPECT_EQ(sentState, flutter::AppLifecycleState::kInactive);
1136
1137 [engineMock handleWillBecomeActive:willBecomeActive];
1138 EXPECT_EQ(sentState, flutter::AppLifecycleState::kResumed);
1139
1140 [engineMock handleWillResignActive:willResignActive];
1141 EXPECT_EQ(sentState, flutter::AppLifecycleState::kInactive);
1142
1143 visibility = 0;
1144 [engineMock handleDidChangeOcclusionState:didChangeOcclusionState];
1145 EXPECT_EQ(sentState, flutter::AppLifecycleState::kHidden);
1146
1147 [engineMock handleWillBecomeActive:willBecomeActive];
1148 EXPECT_EQ(sentState, flutter::AppLifecycleState::kHidden);
1149
1150 [engineMock handleWillResignActive:willResignActive];
1151 EXPECT_EQ(sentState, flutter::AppLifecycleState::kHidden);
1152
1153 [mockApplication stopMocking];
1154 }

References CreateMockFlutterEngine(), flutter::kDetached, flutter::kHidden, flutter::kInactive, flutter::kPaused, and flutter::kResumed.

## ◆ TEST_F() [33/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | HandlesTerminationRequest |
| ) |  |

Definition at line 968 of file FlutterEngineTest.mm.

968 {
969 id engineMock = CreateMockFlutterEngine(nil);
970 __block NSString* nextResponse = @"exit";
971 __block BOOL triedToTerminate = NO;
972 FlutterEngineTerminationHandler* terminationHandler =
973 [[FlutterEngineTerminationHandler alloc] initWithEngine:engineMock
974 terminator:^(id sender) {
975 triedToTerminate = TRUE;
976 // Don't actually terminate, of course.
977 }];
978 OCMStub([engineMock terminationHandler]).andReturn(terminationHandler);
979 id binaryMessengerMock = OCMProtocolMock(@protocol(FlutterBinaryMessenger));
980 OCMStub( // NOLINT(google-objc-avoid-throwing-exception)
981 [engineMock binaryMessenger])
982 .andReturn(binaryMessengerMock);
983 OCMStub([engineMock sendOnChannel:@"flutter/platform"
984 message:[OCMArg any]
985 binaryReply:[OCMArg any]])
986 .andDo((^(NSInvocation* invocation) {
987 [invocation retainArguments];
988 FlutterBinaryReply callback;
989 NSData* returnedMessage;
990 [invocation getArgument:&callback atIndex:4];
991 if ([nextResponse isEqualToString:@"error"]) {
992 FlutterError* errorResponse = [FlutterError errorWithCode:@"Error"
993 message:@"Failed"
994 details:@"Details"];
995 returnedMessage =
996 [[FlutterJSONMethodCodec sharedInstance] encodeErrorEnvelope:errorResponse];
997 } else {
998 NSDictionary* responseDict = @{@"response" : nextResponse};
999 returnedMessage =
1000 [[FlutterJSONMethodCodec sharedInstance] encodeSuccessEnvelope:responseDict];
1001 }
1002 callback(returnedMessage);
1003 }));
1004 __block NSString* calledAfterTerminate = @"";
1005 FlutterResult appExitResult = ^(id result) {
1006 NSDictionary* resultDict = result;
1007 calledAfterTerminate = resultDict[@"response"];
1008 };
1009 FlutterMethodCall* methodExitApplication =
1010 [FlutterMethodCall methodCallWithMethodName:@"System.exitApplication"
1011 arguments:@{@"type" : @"cancelable"}];
1012
1013 // Always terminate when the binding isn't ready (which is the default).
1014 triedToTerminate = NO;
1015 calledAfterTerminate = @"";
1016 nextResponse = @"cancel";
1017 [engineMock handleMethodCall:methodExitApplication result:appExitResult];
1018 EXPECT_STREQ([calledAfterTerminate UTF8String], "");
1019 EXPECT_TRUE(triedToTerminate);
1020
1021 // Once the binding is ready, handle the request.
1022 terminationHandler.acceptingRequests = YES;
1023 triedToTerminate = NO;
1024 calledAfterTerminate = @"";
1025 nextResponse = @"exit";
1026 [engineMock handleMethodCall:methodExitApplication result:appExitResult];
1027 EXPECT_STREQ([calledAfterTerminate UTF8String], "exit");
1028 EXPECT_TRUE(triedToTerminate);
1029
1030 triedToTerminate = NO;
1031 calledAfterTerminate = @"";
1032 nextResponse = @"cancel";
1033 [engineMock handleMethodCall:methodExitApplication result:appExitResult];
1034 EXPECT_STREQ([calledAfterTerminate UTF8String], "cancel");
1035 EXPECT_FALSE(triedToTerminate);
1036
1037 // Check that it doesn't crash on error.
1038 triedToTerminate = NO;
1039 calledAfterTerminate = @"";
1040 nextResponse = @"error";
1041 [engineMock handleMethodCall:methodExitApplication result:appExitResult];
1042 EXPECT_STREQ([calledAfterTerminate UTF8String], "");
1043 EXPECT_TRUE(triedToTerminate);
1044 }

References CreateMockFlutterEngine(), FlutterError::errorWithCode:message:details:, FlutterBinaryReply, and FlutterMethodCall::methodCallWithMethodName:arguments:.

## ◆ TEST_F() [34/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | HasNonNullExecutableName |
| ) |  |

Definition at line 148 of file FlutterEngineTest.mm.

148 {
149 FlutterEngine* engine = GetFlutterEngine();
150 std::string executable_name = [[engine executableName] UTF8String];
151 ASSERT_FALSE(executable_name.empty());
152
153 // Block until notified by the Dart test of the value of Platform.executable.
154 fml::AutoResetWaitableEvent latch;
155 AddNativeCallback("NotifyStringValue", CREATE_NATIVE_ENTRY([&](Dart_NativeArguments args) {
156 const auto dart_string = tonic::DartConverter<std::string>::FromDart(
157 Dart_GetNativeArgument(args, 0));
158 EXPECT_EQ(executable_name, dart_string);
159 latch.Signal();
160 }));
161
162 // Launch the test entrypoint.
163 EXPECT_TRUE([engine runWithEntrypoint:@"executableNameNotNull"]);
164
165 latch.Wait();
166 }

## ◆ TEST_F() [35/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | HasStringsWhenPasteboardEmpty |
| ) |  |

Definition at line 788 of file FlutterEngineTest.mm.

788 {
789 id engineMock = CreateMockFlutterEngine(nil);
790
791 // Call hasStrings and expect it to be false.
792 __block bool calledAfterClear = false;
793 __block bool valueAfterClear;
794 FlutterResult resultAfterClear = ^(id result) {
795 calledAfterClear = true;
796 NSNumber* valueNumber = [result valueForKey:@"value"];
797 valueAfterClear = [valueNumber boolValue];
798 };
799 FlutterMethodCall* methodCallAfterClear =
800 [FlutterMethodCall methodCallWithMethodName:@"Clipboard.hasStrings" arguments:nil];
801 [engineMock handleMethodCall:methodCallAfterClear result:resultAfterClear];
802 EXPECT_TRUE(calledAfterClear);
803 EXPECT_FALSE(valueAfterClear);
804 }

References CreateMockFlutterEngine(), and FlutterMethodCall::methodCallWithMethodName:arguments:.

## ◆ TEST_F() [36/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | HasStringsWhenPasteboardFull |
| ) |  |

Definition at line 806 of file FlutterEngineTest.mm.

806 {
807 id engineMock = CreateMockFlutterEngine(@"some string");
808
809 // Call hasStrings and expect it to be true.
810 __block bool called = false;
811 __block bool value;
812 FlutterResult result = ^(id result) {
813 called = true;
814 NSNumber* valueNumber = [result valueForKey:@"value"];
815 value = [valueNumber boolValue];
816 };
817 FlutterMethodCall* methodCall =
818 [FlutterMethodCall methodCallWithMethodName:@"Clipboard.hasStrings" arguments:nil];
819 [engineMock handleMethodCall:methodCall result:result];
820 EXPECT_TRUE(called);
821 EXPECT_TRUE(value);
822 }

References CreateMockFlutterEngine(), and FlutterMethodCall::methodCallWithMethodName:arguments:.

## ◆ TEST_F() [37/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | IgnoresTerminationRequestIfNotFlutterAppDelegate |
| ) |  |

Definition at line 1046 of file FlutterEngineTest.mm.

1046 {
1047 id<NSApplicationDelegate> previousDelegate = [[NSApplication sharedApplication] delegate];
1048 id<NSApplicationDelegate> plainDelegate = [[PlainAppDelegate alloc] init];
1049 [NSApplication sharedApplication].delegate = plainDelegate;
1050
1051 // Creating the engine shouldn't fail here, even though the delegate isn't a
1052 // FlutterAppDelegate.
1053 CreateMockFlutterEngine(nil);
1054
1055 // Asking to terminate the app should cancel.
1056 EXPECT_EQ([[[NSApplication sharedApplication] delegate] applicationShouldTerminate:NSApp],
1057 NSTerminateCancel);
1058
1059 [NSApplication sharedApplication].delegate = previousDelegate;
1060 }

References CreateMockFlutterEngine().

## ◆ TEST_F() [38/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | ManageControllersIfInitiatedByController |
| ) |  |

Definition at line 880 of file FlutterEngineTest.mm.

880 {
881 NSString* fixtures = @(flutter::testing::GetFixturesPath());
882 FlutterDartProject* project = [[FlutterDartProject alloc]
883 initWithAssetsPath:fixtures
884 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
885
886 FlutterEngine* engine;
887 FlutterViewController* viewController1;
888
889 @autoreleasepool {
890 // Create FVC1.
891 viewController1 = [[FlutterViewController alloc] initWithProject:project];
892 EXPECT_EQ(viewController1.viewIdentifier, 0ll);
893
894 engine = viewController1.engine;
895 engine.viewController = nil;
896
897 // Create FVC2 based on the same engine.
898 FlutterViewController* viewController2 = [[FlutterViewController alloc] initWithEngine:engine
899 nibName:nil
900 bundle:nil];
901 EXPECT_EQ(engine.viewController, viewController2);
902 }
903 // FVC2 is deallocated but FVC1 is retained.
904
905 EXPECT_EQ(engine.viewController, nil);
906
907 engine.viewController = viewController1;
908 EXPECT_EQ(engine.viewController, viewController1);
909 EXPECT_EQ(viewController1.viewIdentifier, 0ll);
910 }

References FlutterViewController::engine, FlutterEngine::viewController, and FlutterViewController::viewIdentifier.

## ◆ TEST_F() [39/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | ManageControllersIfInitiatedByEngine |
| ) |  |

Definition at line 912 of file FlutterEngineTest.mm.

912 {
913 // Don't create the engine with `CreateMockFlutterEngine`, because it adds
914 // additional references to FlutterViewControllers, which is crucial to this
915 // test case.
916 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"io.flutter"
917 project:nil
918 allowHeadlessExecution:NO];
919 FlutterViewController* viewController1;
920
921 @autoreleasepool {
922 viewController1 = [[FlutterViewController alloc] initWithEngine:engine nibName:nil bundle:nil];
923 EXPECT_EQ(viewController1.viewIdentifier, 0ll);
924 EXPECT_EQ(engine.viewController, viewController1);
925
926 engine.viewController = nil;
927
928 FlutterViewController* viewController2 = [[FlutterViewController alloc] initWithEngine:engine
929 nibName:nil
930 bundle:nil];
931 EXPECT_EQ(viewController2.viewIdentifier, 0ll);
932 EXPECT_EQ(engine.viewController, viewController2);
933 }
934 // FVC2 is deallocated but FVC1 is retained.
935
936 EXPECT_EQ(engine.viewController, nil);
937
938 engine.viewController = viewController1;
939 EXPECT_EQ(engine.viewController, viewController1);
940 EXPECT_EQ(viewController1.viewIdentifier, 0ll);
941 }

References FlutterEngine::viewController, and FlutterViewController::viewIdentifier.

## ◆ TEST_F() [40/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | MessengerCleanupConnectionWorks |
| ) |  |

Definition at line 731 of file FlutterEngineTest.mm.

731 {
732 FlutterEngine* engine = GetFlutterEngine();
733 EXPECT_TRUE([engine runWithEntrypoint:@"main"]);
734
735 NSString* channel = @"_test_";
736 NSData* channel_data = [channel dataUsingEncoding:NSUTF8StringEncoding];
737
738 // Mock SendPlatformMessage so that if a message is sent to
739 // "test/send_message", act as if the framework has sent an empty message to
740 // the channel marked by the `sendOnChannel:message:` call's message.
741 engine.embedderAPI.SendPlatformMessage = MOCK_ENGINE_PROC(
742 SendPlatformMessage, ([](auto engine_, auto message_) {
743 if (strcmp(message_->channel, "test/send_message") == 0) {
744 // The simplest message that is acceptable to a method channel.
745 std::string message = R"|({"method": "a"})|";
746 std::string channel(reinterpret_cast<const char*>(message_->message),
747 message_->message_size);
748 reinterpret_cast<EmbedderEngine*>(engine_)
749 ->GetShell()
750 .GetPlatformView()
751 ->HandlePlatformMessage(std::make_unique<PlatformMessage>(
752 channel.c_str(), fml::MallocMapping::Copy(message.c_str(), message.length()),
753 fml::RefPtr<PlatformMessageResponse>()));
754 }
755 return kSuccess;
756 }));
757
758 __block int record = 0;
759
760 FlutterMethodChannel* channel1 =
761 [FlutterMethodChannel methodChannelWithName:channel
762 binaryMessenger:engine.binaryMessenger
763 codec:[FlutterJSONMethodCodec sharedInstance]];
764 [channel1 setMethodCallHandler:^(FlutterMethodCall* call, FlutterResult result) {
765 record += 1;
766 }];
767
768 [engine.binaryMessenger sendOnChannel:@"test/send_message" message:channel_data];
769 EXPECT_EQ(record, 1);
770
771 FlutterMethodChannel* channel2 =
772 [FlutterMethodChannel methodChannelWithName:channel
773 binaryMessenger:engine.binaryMessenger
774 codec:[FlutterJSONMethodCodec sharedInstance]];
775 [channel2 setMethodCallHandler:^(FlutterMethodCall* call, FlutterResult result) {
776 record += 10;
777 }];
778
779 [engine.binaryMessenger sendOnChannel:@"test/send_message" message:channel_data];
780 EXPECT_EQ(record, 11);
781
782 [channel1 setMethodCallHandler:nil];
783
784 [engine.binaryMessenger sendOnChannel:@"test/send_message" message:channel_data];
785 EXPECT_EQ(record, 21);
786 }

References FlutterMethodChannel::methodChannelWithName:binaryMessenger:codec:, and FlutterMethodChannel::setMethodCallHandler:.

## ◆ TEST_F() [41/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | MessengerSend |
| ) |  |

Definition at line 186 of file FlutterEngineTest.mm.

186 {
187 FlutterEngine* engine = GetFlutterEngine();
188 EXPECT_TRUE([engine runWithEntrypoint:@"main"]);
189
190 NSData* test_message = [@"a message" dataUsingEncoding:NSUTF8StringEncoding];
191 bool called = false;
192
193 engine.embedderAPI.SendPlatformMessage = MOCK_ENGINE_PROC(
194 SendPlatformMessage, ([&called, test_message](auto engine, auto message) {
195 called = true;
196 EXPECT_STREQ(message->channel, "test");
197 EXPECT_EQ(memcmp(message->message, test_message.bytes, message->message_size), 0);
198 return kSuccess;
199 }));
200
201 [engine.binaryMessenger sendOnChannel:@"test" message:test_message];
202 EXPECT_TRUE(called);
203 }

## ◆ TEST_F() [42/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | NativeCallbacks |
| ) |  |

Definition at line 486 of file FlutterEngineTest.mm.

486 {
487 fml::AutoResetWaitableEvent latch;
488 bool latch_called = false;
489 AddNativeCallback("SignalNativeTest", CREATE_NATIVE_ENTRY([&](Dart_NativeArguments args) {
490 latch_called = true;
491 latch.Signal();
492 }));
493
494 FlutterEngine* engine = GetFlutterEngine();
495 EXPECT_TRUE([engine runWithEntrypoint:@"nativeCallback"]);
496 ASSERT_TRUE(engine.running);
497
498 latch.Wait();
499 ASSERT_TRUE(latch_called);
500 }

## ◆ TEST_F() [43/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | NotificationsUpdateDisplays |
| ) |  |

Definition at line 1213 of file FlutterEngineTest.mm.

1213 {
1214 BOOL updated = NO;
1215 FlutterEngine* engine = GetFlutterEngine();
1216 auto original_set_viewport_metrics = engine.embedderAPI.SendWindowMetricsEvent;
1217 engine.embedderAPI.SendWindowMetricsEvent = MOCK_ENGINE_PROC(
1218 SendWindowMetricsEvent,
1219 ([&updated, &original_set_viewport_metrics](auto engine, auto* window_metrics) {
1220 updated = YES;
1221 return original_set_viewport_metrics(engine, window_metrics);
1222 }));
1223
1224 EXPECT_TRUE([engine runWithEntrypoint:@"main"]);
1225
1226 updated = NO;
1227 [[NSNotificationCenter defaultCenter] postNotificationName:NSWindowDidChangeScreenNotification
1228 object:nil];
1229 // No VC.
1230 EXPECT_FALSE(updated);
1231
1232 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
1233 nibName:nil
1234 bundle:nil];
1235 [viewController loadView];
1236 viewController.flutterView.frame = CGRectMake(0, 0, 800, 600);
1237
1238 [[NSNotificationCenter defaultCenter] postNotificationName:NSWindowDidChangeScreenNotification
1239 object:nil];
1240 EXPECT_TRUE(updated);
1241 }

## ◆ TEST_F() [44/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | ProducesAccessibilityTreeWhenAddingViews |
| ) |  |

Definition at line 461 of file FlutterEngineTest.mm.

461 {
462 FlutterEngine* engine = GetFlutterEngine();
463 EXPECT_TRUE([engine runWithEntrypoint:@"main"]);
464
465 // Enable the semantics without attaching a view controller.
466 bool enabled_called = false;
467 engine.embedderAPI.UpdateSemanticsEnabled =
468 MOCK_ENGINE_PROC(UpdateSemanticsEnabled, ([&enabled_called](auto engine, bool enabled) {
469 enabled_called = enabled;
470 return kSuccess;
471 }));
472 engine.semanticsEnabled = YES;
473 EXPECT_TRUE(enabled_called);
474
475 EXPECT_EQ(engine.viewController, nil);
476
477 // Assign the view controller after enabling semantics
478 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
479 nibName:nil
480 bundle:nil];
481 engine.viewController = viewController;
482
483 EXPECT_NE(viewController.accessibilityBridge.lock(), nullptr);
484 }

References FlutterEngine::viewController.

## ◆ TEST_F() [45/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | PublishedValueNilForUnknownPlugin |
| ) |  |

Definition at line 675 of file FlutterEngineTest.mm.

675 {
676 NSString* fixtures = @(flutter::testing::GetFixturesPath());
677 FlutterDartProject* project = [[FlutterDartProject alloc]
678 initWithAssetsPath:fixtures
679 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
680 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"test"
681 project:project
682 allowHeadlessExecution:YES];
683
684 EXPECT_EQ([engine valuePublishedByPlugin:@"NoSuchPlugin"], nil);
685 }

## ◆ TEST_F() [46/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | PublishedValueNSNullIfNoPublishedValue |
| ) |  |

Definition at line 687 of file FlutterEngineTest.mm.

687 {
688 NSString* fixtures = @(flutter::testing::GetFixturesPath());
689 FlutterDartProject* project = [[FlutterDartProject alloc]
690 initWithAssetsPath:fixtures
691 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
692 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"test"
693 project:project
694 allowHeadlessExecution:YES];
695 NSString* pluginName = @"MyPlugin";
696 // Request the registarar to register the plugin as existing.
697 [engine registrarForPlugin:pluginName];
698
699 // The documented behavior is that a plugin that exists but hasn't published
700 // anything returns NSNull, rather than nil, as on iOS.
701 EXPECT_EQ([engine valuePublishedByPlugin:pluginName], [NSNull null]);
702 }

## ◆ TEST_F() [47/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | PublishedValueReturnsLastPublished |
| ) |  |

Definition at line 704 of file FlutterEngineTest.mm.

704 {
705 NSString* fixtures = @(flutter::testing::GetFixturesPath());
706 FlutterDartProject* project = [[FlutterDartProject alloc]
707 initWithAssetsPath:fixtures
708 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
709 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"test"
710 project:project
711 allowHeadlessExecution:YES];
712 NSString* pluginName = @"MyPlugin";
713 id<FlutterPluginRegistrar> registrar = [engine registrarForPlugin:pluginName];
714
715 NSString* firstValue = @"A published value";
716 NSArray* secondValue = @[ @"A different published value" ];
717
718 [registrar publish:firstValue];
719 EXPECT_EQ([engine valuePublishedByPlugin:pluginName], firstValue);
720
721 [registrar publish:secondValue];
722 EXPECT_EQ([engine valuePublishedByPlugin:pluginName], secondValue);
723 }

## ◆ TEST_F() [48/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | RemovingViewDisposesCompositorResources |
| ) |  |

Definition at line 943 of file FlutterEngineTest.mm.

943 {
944 NSString* fixtures = @(flutter::testing::GetFixturesPath());
945 FlutterDartProject* project = [[FlutterDartProject alloc]
946 initWithAssetsPath:fixtures
947 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
948 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"test" project:project];
949
950 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
951 nibName:nil
952 bundle:nil];
953 [viewController loadView];
954 [viewController viewDidLoad];
955 viewController.flutterView.frame = CGRectMake(0, 0, 800, 600);
956
957 EXPECT_TRUE([engine runWithEntrypoint:@"drawIntoAllViews"]);
958 [engine.testThreadSynchronizer blockUntilFrameAvailable];
959 EXPECT_EQ(engine.macOSCompositor->DebugNumViews(), 1u);
960
961 engine.viewController = nil;
962 EXPECT_EQ(engine.macOSCompositor->DebugNumViews(), 0u);
963
964 [engine shutDownEngine];
965 engine = nil;
966 }

References FlutterEngine::shutDownEngine, and FlutterEngine::viewController.

## ◆ TEST_F() [49/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | ReportsHourFormat |
| ) |  |

Definition at line 1271 of file FlutterEngineTest.mm.

1271 {
1272 __block BOOL expectedValue;
1273
1274 // Set up mocks.
1275 id channelMock = OCMClassMock([FlutterBasicMessageChannel class]);
1276 OCMStub([channelMock messageChannelWithName:@"flutter/settings"
1277 binaryMessenger:[OCMArg any]
1278 codec:[OCMArg any]])
1279 .andReturn(channelMock);
1280 OCMStub([channelMock sendMessage:[OCMArg any]]).andDo((^(NSInvocation* invocation) {
1281 __weak id message;
1282 [invocation getArgument:&message atIndex:2];
1283 EXPECT_EQ(message[@"alwaysUse24HourFormat"], @(expectedValue));
1284 }));
1285
1286 id mockHourFormat = OCMClassMock([FlutterHourFormat class]);
1287 OCMStub([mockHourFormat isAlwaysUse24HourFormat]).andDo((^(NSInvocation* invocation) {
1288 [invocation setReturnValue:&expectedValue];
1289 }));
1290
1291 id engineMock = CreateMockFlutterEngine(nil);
1292
1293 // Verify the YES case.
1294 expectedValue = YES;
1295 EXPECT_TRUE([engineMock runWithEntrypoint:@"main"]);
1296 [engineMock shutDownEngine];
1297
1298 // Verify the NO case.
1299 expectedValue = NO;
1300 EXPECT_TRUE([engineMock runWithEntrypoint:@"main"]);
1301 [engineMock shutDownEngine];
1302
1303 // Clean up mocks.
1304 [mockHourFormat stopMocking];
1305 [engineMock stopMocking];
1306 [channelMock stopMocking];
1307 }

References CreateMockFlutterEngine().

## ◆ TEST_F() [50/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | ResponseAfterEngineDied |
| ) |  |

Definition at line 824 of file FlutterEngineTest.mm.

824 {
825 FlutterEngine* engine = GetFlutterEngine();
826 FlutterBasicMessageChannel* channel = [[FlutterBasicMessageChannel alloc]
827 initWithName:@"foo"
828 binaryMessenger:engine.binaryMessenger
829 codec:[FlutterStandardMessageCodec sharedInstance]];
830 __block BOOL didCallCallback = NO;
831 [channel setMessageHandler:^(id message, FlutterReply callback) {
832 ShutDownEngine();
833 callback(nil);
834 didCallCallback = YES;
835 }];
836 EXPECT_TRUE([engine runWithEntrypoint:@"sendFooMessage"]);
837 engine = nil;
838
839 while (!didCallCallback) {
840 [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.1]];
841 }
842 }

References FlutterBasicMessageChannel::setMessageHandler:, and <FlutterMessageCodec>::sharedInstance.

## ◆ TEST_F() [51/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | ResponseFromBackgroundThread |
| ) |  |

Definition at line 844 of file FlutterEngineTest.mm.

844 {
845 FlutterEngine* engine = GetFlutterEngine();
846 FlutterBasicMessageChannel* channel = [[FlutterBasicMessageChannel alloc]
847 initWithName:@"foo"
848 binaryMessenger:engine.binaryMessenger
849 codec:[FlutterStandardMessageCodec sharedInstance]];
850 __block BOOL didCallCallback = NO;
851 [channel setMessageHandler:^(id message, FlutterReply callback) {
852 dispatch_async(dispatch_get_global_queue(DISPATCH_QUEUE_PRIORITY_DEFAULT, 0), ^{
853 callback(nil);
854 dispatch_async(dispatch_get_main_queue(), ^{
855 didCallCallback = YES;
856 });
857 });
858 }];
859 EXPECT_TRUE([engine runWithEntrypoint:@"sendFooMessage"]);
860
861 while (!didCallCallback) {
862 [[NSRunLoop currentRunLoop] runUntilDate:[NSDate dateWithTimeIntervalSinceNow:0.1]];
863 }
864 }

References FlutterBasicMessageChannel::setMessageHandler:, and <FlutterMessageCodec>::sharedInstance.

## ◆ TEST_F() [52/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | RunWithEntrypointUpdatesDisplayConfig |
| ) |  |

Definition at line 1192 of file FlutterEngineTest.mm.

1192 {
1193 BOOL updated = NO;
1194 FlutterEngine* engine = GetFlutterEngine();
1195 auto original_update_displays = engine.embedderAPI.NotifyDisplayUpdate;
1196 engine.embedderAPI.NotifyDisplayUpdate = MOCK_ENGINE_PROC(
1197 NotifyDisplayUpdate, ([&updated, &original_update_displays](
1198 auto engine, auto update_type, auto* displays, auto display_count) {
1199 updated = YES;
1200 return original_update_displays(engine, update_type, displays, display_count);
1201 }));
1202
1203 EXPECT_TRUE([engine runWithEntrypoint:@"main"]);
1204 EXPECT_TRUE(updated);
1205
1206 updated = NO;
1207 [[NSNotificationCenter defaultCenter]
1208 postNotificationName:NSApplicationDidChangeScreenParametersNotification
1209 object:nil];
1210 EXPECT_TRUE(updated);
1211 }

## ◆ TEST_F() [53/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | Switches |
| ) |  |

Definition at line 169 of file FlutterEngineTest.mm.

169 {
170 setenv("FLUTTER_ENGINE_SWITCHES", "2", 1);
171 setenv("FLUTTER_ENGINE_SWITCH_1", "abc", 1);
172 setenv("FLUTTER_ENGINE_SWITCH_2", "foo=\"bar, baz\"", 1);
173
174 FlutterEngine* engine = GetFlutterEngine();
175 std::vector<std::string> switches = engine.switches;
176 ASSERT_EQ(switches.size(), 2UL);
177 EXPECT_EQ(switches[0], "--abc");
178 EXPECT_EQ(switches[1], "--foo=\"bar, baz\"");
179
180 unsetenv("FLUTTER_ENGINE_SWITCHES");
181 unsetenv("FLUTTER_ENGINE_SWITCH_1");
182 unsetenv("FLUTTER_ENGINE_SWITCH_2");
183 }

## ◆ TEST_F() [54/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | ThreadSynchronizerNotBlockingRasterThreadAfterShutdown |
| ) |  |

Definition at line 866 of file FlutterEngineTest.mm.

866 {
867 FlutterThreadSynchronizer* threadSynchronizer = [[FlutterThreadSynchronizer alloc] init];
868 [threadSynchronizer shutdown];
869
870 std::thread rasterThread([&threadSynchronizer] {
871 [threadSynchronizer performCommitForView:kImplicitViewId
872 size:CGSizeMake(100, 100)
873 notify:^{
874 }];
875 });
876
877 rasterThread.join();
878 }

References FlutterThreadSynchronizer::performCommitForView:size:notify:, and FlutterThreadSynchronizer::shutdown.

## ◆ TEST_F() [55/76]

flutter::testing::TEST_F | ( | FlutterEngineTest | ,
|  | UnregistersPluginsOnEngineDestruction |
| ) |  |

Definition at line 1171 of file FlutterEngineTest.mm.

1171 {
1172 id<NSApplicationDelegate> previousDelegate = [[NSApplication sharedApplication] delegate];
1173 FakeLifecycleProvider* fakeAppDelegate = [[FakeLifecycleProvider alloc] init];
1174 [NSApplication sharedApplication].delegate = fakeAppDelegate;
1175
1176 FakeAppDelegatePlugin* plugin = [[FakeAppDelegatePlugin alloc] init];
1177
1178 @autoreleasepool {
1179 FlutterEngine* engine = [[FlutterEngine alloc] initWithName:@"test" project:nil];
1180
1181 [[engine registrarForPlugin:@"TestPlugin"] addApplicationDelegate:plugin];
1182 EXPECT_TRUE([fakeAppDelegate hasDelegate:plugin]);
1183 }
1184
1185 // When the engine is released, it should unregister any plugins it had
1186 // registered on its behalf.
1187 EXPECT_FALSE([fakeAppDelegate hasDelegate:plugin]);
1188
1189 [NSApplication sharedApplication].delegate = previousDelegate;
1190 }

## ◆ TEST_F() [56/76]

flutter::testing::TEST_F | ( | FlutterMenuPluginTest | ,
|  | TestSetMenu |
| ) |  |

Definition at line 84 of file FlutterMenuPluginTest.mm.

84 {
85 // Build a simulation of the default main menu.
86 NSMenu* mainMenu = [[NSMenu alloc] init];
87 NSMenuItem* appNameMenu = [[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"APP_NAME", nil)
88 action:nil
89 keyEquivalent:@""];
90 NSMenu* submenu =
91 [[NSMenu alloc] initWithTitle:NSLocalizedString(@"Prexisting APP_NAME menu", nil)];
92 [submenu addItem:[[NSMenuItem alloc] initWithTitle:NSLocalizedString(@"About APP_NAME", nil)
93 action:nil
94 keyEquivalent:@""]];
95 appNameMenu.submenu = submenu;
96 [mainMenu addItem:appNameMenu];
97 [NSApp setMainMenu:mainMenu];
98
99 FakePluginRegistrar* registrar = [[FakePluginRegistrar alloc] init];
100 [FlutterMenuPlugin registerWithRegistrar:registrar];
101 FlutterMenuPlugin* plugin = [registrar plugin];
102
103 NSDictionary* testMenus = @{
104 @"0" : @[
105 @{
106 @"id" : [NSNumber numberWithInt:1],
107 @"label" : @"APP_NAME",
108 @"enabled" : @(YES),
109 @"children" : @[
110 @{
111 @"id" : [NSNumber numberWithInt:3],
112 @"platformProvidedMenu" : @(static_cast<int>(flutter::PlatformProvidedMenu::kQuit)),
113 @"enabled" : @(YES),
114 },
115 @{
116 @"id" : [NSNumber numberWithInt:2],
117 @"label" : @"APP_NAME Info",
118 @"enabled" : @(YES),
119 @"shortcutTrigger" : [NSNumber numberWithUnsignedLongLong:0x61],
120 @"shortcutModifiers" : [NSNumber numberWithUnsignedInt:0],
121 },
122 ],
123 },
124 @{
125 @"id" : [NSNumber numberWithInt:4],
126 @"label" : @"Help for APP_NAME",
127 @"enabled" : @(YES),
128 @"children" : @[
129 @{
130 @"id" : [NSNumber numberWithInt:5],
131 @"label" : @"Help me!",
132 @"enabled" : @(YES),
133 },
134 @{
135 @"id" : [NSNumber numberWithInt:6],
136 @"label" : @"",
137 @"enabled" : @(NO),
138 @"isDivider" : @(YES),
139 },
140 @{
141 @"id" : [NSNumber numberWithInt:7],
142 @"label" : @"Search help",
143 @"enabled" : @(NO),
144 },
145 ],
146 },
147 ],
148 };
149
150 __block id available = @NO;
151 [plugin handleMethodCall:[FlutterMethodCall methodCallWithMethodName:@"Menu.isPluginAvailable"
152 arguments:nil]
153 result:^(id _Nullable result) {
154 available = result;
155 }];
156
157 EXPECT_TRUE(available);
158
159 [plugin handleMethodCall:[FlutterMethodCall methodCallWithMethodName:@"Menu.setMenus"
160 arguments:testMenus]
161 result:^(id _Nullable result){
162 }];
163
164 EXPECT_EQ([NSApp.mainMenu numberOfItems], 2);
165 NSMenuItem* firstMenu = [NSApp.mainMenu itemAtIndex:0];
166 EXPECT_TRUE([[firstMenu title] isEqualToString:@"flutter_desktop_darwin_unittests"]);
167 EXPECT_EQ([firstMenu tag], 1);
168 EXPECT_TRUE([firstMenu isEnabled]);
169 EXPECT_FALSE([firstMenu isHidden]);
170 EXPECT_TRUE([[firstMenu keyEquivalent] isEqualToString:@"\0"]);
171
172 EXPECT_EQ([[firstMenu submenu] numberOfItems], 1);
173 NSMenuItem* firstItem = [[firstMenu submenu] itemAtIndex:0];
174 EXPECT_TRUE([[firstItem title] isEqualToString:@"flutter_desktop_darwin_unittests Info"]);
175 EXPECT_TRUE([[firstItem keyEquivalent] isEqualToString:@"a"]);
176 EXPECT_TRUE([firstItem isEnabled]);
177 EXPECT_FALSE([firstItem isHidden]);
178 EXPECT_TRUE(
179 [NSStringFromSelector([firstItem action]) isEqualToString:@"flutterMenuItemSelected:"]);
180 EXPECT_EQ([firstItem tag], 2);
181
182 NSMenuItem* secondMenu = [NSApp.mainMenu itemAtIndex:1];
183 EXPECT_TRUE([[secondMenu title] isEqualToString:@"Help for flutter_desktop_darwin_unittests"]);
184 EXPECT_EQ([secondMenu tag], 4);
185 EXPECT_TRUE([secondMenu isEnabled]);
186 EXPECT_FALSE([secondMenu isHidden]);
187
188 EXPECT_EQ([[secondMenu submenu] numberOfItems], 3);
189 NSMenuItem* secondMenuFirst = [[secondMenu submenu] itemAtIndex:0];
190 EXPECT_TRUE([[secondMenuFirst title] isEqualToString:@"Help me!"]);
191 EXPECT_TRUE([secondMenuFirst isEnabled]);
192 EXPECT_FALSE([secondMenuFirst isHidden]);
193 EXPECT_TRUE(
194 [NSStringFromSelector([secondMenuFirst action]) isEqualToString:@"flutterMenuItemSelected:"]);
195 EXPECT_EQ([secondMenuFirst tag], 5);
196
197 NSMenuItem* secondMenuDivider = [[secondMenu submenu] itemAtIndex:1];
198 EXPECT_TRUE([[secondMenuDivider title] isEqualToString:@""]);
199 EXPECT_TRUE([[secondMenuDivider keyEquivalent] isEqualToString:@""]);
200 EXPECT_FALSE([secondMenuDivider isEnabled]);
201 EXPECT_FALSE([secondMenuDivider isHidden]);
202 EXPECT_EQ([secondMenuDivider action], nil);
203 EXPECT_EQ([secondMenuDivider tag], 0);
204
205 NSMenuItem* secondMenuLast = [[secondMenu submenu] itemAtIndex:2];
206 EXPECT_TRUE([[secondMenuLast title] isEqualToString:@"Search help"]);
207 EXPECT_FALSE([secondMenuLast isEnabled]);
208 EXPECT_FALSE([secondMenuLast isHidden]);
209 EXPECT_TRUE(
210 [NSStringFromSelector([secondMenuLast action]) isEqualToString:@"flutterMenuItemSelected:"]);
211 EXPECT_EQ([secondMenuLast tag], 7);
212 }

References <FlutterPlugin>::handleMethodCall:result:, FlutterMethodCall::methodCallWithMethodName:arguments:, FakePluginRegistrar::plugin, and FlutterMenuPlugin::registerWithRegistrar:.

## ◆ TEST_F() [57/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestCtrlTabKeyEventIsPropagated |
| ) |  |

Definition at line 261 of file FlutterViewControllerTest.mm.

261 {
262 id mockEngine = GetMockEngine();
263 ASSERT_TRUE([[FlutterViewControllerTestObjC alloc] testCtrlTabKeyEventIsPropagated:mockEngine]);
264 }

## ◆ TEST_F() [58/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestFlagsChangedEventsArePropagatedIfNotHandled |
| ) |  |

Definition at line 272 of file FlutterViewControllerTest.mm.

272 {
273 id mockEngine = GetMockEngine();
274 ASSERT_TRUE([[FlutterViewControllerTestObjC alloc]
275 testFlagsChangedEventsArePropagatedIfNotHandled:mockEngine]);
276 }

## ◆ TEST_F() [59/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | testFlutterViewIsConfigured |
| ) |  |

Definition at line 314 of file FlutterViewControllerTest.mm.

314 {
315 id mockEngine = GetMockEngine();
316 ASSERT_TRUE([[FlutterViewControllerTestObjC alloc] testFlutterViewIsConfigured:mockEngine]);
317 }

## ◆ TEST_F() [60/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestKeyboardIsRestartedOnEngineRestart |
| ) |  |

Definition at line 278 of file FlutterViewControllerTest.mm.

278 {
279 id mockEngine = GetMockEngine();
280 ASSERT_TRUE(
281 [[FlutterViewControllerTestObjC alloc] testKeyboardIsRestartedOnEngineRestart:mockEngine]);
282 }

## ◆ TEST_F() [61/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestKeyEquivalentIsPassedToTextInputPlugin |
| ) |  |

Definition at line 266 of file FlutterViewControllerTest.mm.

266 {
267 id mockEngine = GetMockEngine();
268 ASSERT_TRUE([[FlutterViewControllerTestObjC alloc]
269 testKeyEquivalentIsPassedToTextInputPlugin:mockEngine]);
270 }

## ◆ TEST_F() [62/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestKeyEventsAreNotPropagatedIfHandled |
| ) |  |

Definition at line 255 of file FlutterViewControllerTest.mm.

255 {
256 id mockEngine = GetMockEngine();
257 ASSERT_TRUE(
258 [[FlutterViewControllerTestObjC alloc] testKeyEventsAreNotPropagatedIfHandled:mockEngine]);
259 }

## ◆ TEST_F() [63/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestKeyEventsArePropagatedIfNotHandled |
| ) |  |

Definition at line 249 of file FlutterViewControllerTest.mm.

249 {
250 id mockEngine = GetMockEngine();
251 ASSERT_TRUE(
252 [[FlutterViewControllerTestObjC alloc] testKeyEventsArePropagatedIfNotHandled:mockEngine]);
253 }

## ◆ TEST_F() [64/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestKeyEventsAreSentToFramework |
| ) |  |

Definition at line 244 of file FlutterViewControllerTest.mm.

244 {
245 id mockEngine = GetMockEngine();
246 ASSERT_TRUE([[FlutterViewControllerTestObjC alloc] testKeyEventsAreSentToFramework:mockEngine]);
247 }

## ◆ TEST_F() [65/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestModifierKeysAreSynthesizedOnMouseMove |
| ) |  |

Definition at line 302 of file FlutterViewControllerTest.mm.

302 {
303 id mockEngine = GetMockEngine();
304 ASSERT_TRUE(
305 [[FlutterViewControllerTestObjC alloc] testModifierKeysAreSynthesizedOnMouseMove:mockEngine]);
306 }

## ◆ TEST_F() [66/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestmouseAndGestureEventsAreHandledSeparately |
| ) |  |

Definition at line 290 of file FlutterViewControllerTest.mm.

290 {
291 id mockEngine = GetMockEngine();
292 ASSERT_TRUE(
293 [[FlutterViewControllerTestObjC alloc] mouseAndGestureEventsAreHandledSeparately:mockEngine]);
294 }

## ◆ TEST_F() [67/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestMouseDownUpEventsSentToNextResponder |
| ) |  |

Definition at line 296 of file FlutterViewControllerTest.mm.

296 {
297 id mockEngine = GetMockEngine();
298 ASSERT_TRUE(
299 [[FlutterViewControllerTestObjC alloc] testMouseDownUpEventsSentToNextResponder:mockEngine]);
300 }

## ◆ TEST_F() [68/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | TestTrackpadGesturesAreSentToFramework |
| ) |  |

Definition at line 284 of file FlutterViewControllerTest.mm.

284 {
285 id mockEngine = GetMockEngine();
286 ASSERT_TRUE(
287 [[FlutterViewControllerTestObjC alloc] testTrackpadGesturesAreSentToFramework:mockEngine]);
288 }

## ◆ TEST_F() [69/76]

flutter::testing::TEST_F | ( | FlutterViewControllerMockEngineTest | ,
|  | testViewWillAppearCalledMultipleTimes |
| ) |  |

Definition at line 308 of file FlutterViewControllerTest.mm.

308 {
309 id mockEngine = GetMockEngine();
310 ASSERT_TRUE(
311 [[FlutterViewControllerTestObjC alloc] testViewWillAppearCalledMultipleTimes:mockEngine]);
312 }

## ◆ TEST_F() [70/76]

flutter::testing::TEST_F | ( | FlutterViewControllerTest | ,
|  | CanSetMouseTrackingModeBeforeViewLoaded |
| ) |  |

Definition at line 234 of file FlutterViewControllerTest.mm.

234 {
235 NSString* fixtures = @(testing::GetFixturesPath());
236 FlutterDartProject* project = [[FlutterDartProject alloc]
237 initWithAssetsPath:fixtures
238 ICUDataPath:[fixtures stringByAppendingString:@"/icudtl.dat"]];
239 FlutterViewController* viewController = [[FlutterViewController alloc] initWithProject:project];
240 viewController.mouseTrackingMode = kFlutterMouseTrackingModeInActiveApp;
241 ASSERT_EQ(viewController.mouseTrackingMode, kFlutterMouseTrackingModeInActiveApp);
242 }

References FlutterViewController::mouseTrackingMode.

## ◆ TEST_F() [71/76]

flutter::testing::TEST_F | ( | FlutterViewControllerTest | ,
|  | FlutterViewAcceptsFirstMouse |
| ) |  |

Definition at line 203 of file FlutterViewControllerTest.mm.

203 {
204 FlutterViewController* viewControllerMock = CreateMockViewController();
205 [viewControllerMock loadView];
206 EXPECT_EQ([viewControllerMock.flutterView acceptsFirstMouse:nil], YES);
207 }

References CreateMockViewController().

## ◆ TEST_F() [72/76]

flutter::testing::TEST_F | ( | FlutterViewControllerTest | ,
|  | HasViewThatHidesOtherViewsInAccessibility |
| ) |  |

Definition at line 182 of file FlutterViewControllerTest.mm.

182 {
183 FlutterViewController* viewControllerMock = CreateMockViewController();
184
185 [viewControllerMock loadView];
186 auto subViews = [viewControllerMock.view subviews];
187
188 EXPECT_EQ([subViews count], 1u);
189 EXPECT_EQ(subViews[0], viewControllerMock.flutterView);
190
191 NSTextField* textField = [[NSTextField alloc] initWithFrame:NSMakeRect(0, 0, 1, 1)];
192 [viewControllerMock.view addSubview:textField];
193
194 subViews = [viewControllerMock.view subviews];
195 EXPECT_EQ([subViews count], 2u);
196
197 auto accessibilityChildren = viewControllerMock.view.accessibilityChildren;
198 // The accessibilityChildren should only contains the FlutterView.
199 EXPECT_EQ([accessibilityChildren count], 1u);
200 EXPECT_EQ(accessibilityChildren[0], viewControllerMock.flutterView);
201 }

References CreateMockViewController().

## ◆ TEST_F() [73/76]

flutter::testing::TEST_F | ( | FlutterViewControllerTest | ,
|  | ReparentsPluginWhenAccessibilityDisabled |
| ) |  |

Definition at line 209 of file FlutterViewControllerTest.mm.

209 {
210 FlutterEngine* engine = CreateTestEngine();
211 FlutterViewController* viewController = [[FlutterViewController alloc] initWithEngine:engine
212 nibName:nil
213 bundle:nil];
214 [viewController loadView];
215 // Creates a NSWindow so that sub view can be first responder.
216 NSWindow* window = [[NSWindow alloc] initWithContentRect:NSMakeRect(0, 0, 800, 600)
217 styleMask:NSBorderlessWindowMask
218 backing:NSBackingStoreBuffered
219 defer:NO];
220 window.contentView = viewController.view;
221 NSView* dummyView = [[NSView alloc] initWithFrame:CGRectZero];
222 [viewController.view addSubview:dummyView];
223 // Attaches FlutterTextInputPlugin to the view;
224 [dummyView addSubview:viewController.textInputPlugin];
225 // Makes sure the textInputPlugin can be the first responder.
226 EXPECT_TRUE([window makeFirstResponder:viewController.textInputPlugin]);
227 EXPECT_EQ([window firstResponder], viewController.textInputPlugin);
228 EXPECT_FALSE(viewController.textInputPlugin.superview == viewController.view);
229 [viewController onAccessibilityStatusChanged:NO];
230 // FlutterView becomes child of view controller
231 EXPECT_TRUE(viewController.textInputPlugin.superview == viewController.view);
232 }

References FlutterViewController::onAccessibilityStatusChanged:.

## ◆ TEST_F() [74/76]

flutter::testing::TEST_F | ( | FlutterViewControllerTest | ,
|  | testLookupKeyAssets |
| ) |  |

Definition at line 319 of file FlutterViewControllerTest.mm.

319 {
320 ASSERT_TRUE([[FlutterViewControllerTestObjC alloc] testLookupKeyAssets]);
321 }

## ◆ TEST_F() [75/76]

flutter::testing::TEST_F | ( | FlutterViewControllerTest | ,
|  | testLookupKeyAssetsWithPackage |
| ) |  |

Definition at line 323 of file FlutterViewControllerTest.mm.

323 {
324 ASSERT_TRUE([[FlutterViewControllerTestObjC alloc] testLookupKeyAssetsWithPackage]);
325 }

## ◆ TEST_F() [76/76]

flutter::testing::TEST_F | ( | FlutterViewControllerTest | ,
|  | testViewControllerIsReleased |
| ) |  |

Definition at line 327 of file FlutterViewControllerTest.mm.

327 {
328 ASSERT_TRUE([[FlutterViewControllerTestObjC alloc] testViewControllerIsReleased]);
329 }
flutter::testing::CreateSemanticsNode
FlutterSemanticsNode2 CreateSemanticsNode(int32_t id, const char *label, const std::vector< int32_t > *children=nullptr)
Definition: accessibility_bridge_unittests.cc:18
TestView
Definition: FlutterSurfaceManagerTest.mm:14
+[FlutterSurface fromFlutterMetalTexture:]
nullable FlutterSurface * fromFlutterMetalTexture:(nonnull const FlutterMetalTexture *texture)
FlutterViewControllerTestObjC
Definition: FlutterViewControllerTest.mm:95
flutter::AppLifecycleState::kHidden
@ kHidden
FlutterEngine
Definition: FlutterEngine.h:31
-[FlutterAppLifecycleDelegate-p handleDidHide:]
void handleDidHide:(NSNotification *notification)
-[FlutterAppLifecycleDelegate-p handleWillResignActive:]
void handleWillResignActive:(NSNotification *notification)
FlutterTextFieldMock::lastUpdatedString
NSString * lastUpdatedString
Definition: FlutterTextInputPluginTest.mm:23
+[FlutterMethodCall methodCallWithMethodName:arguments:]
instancetype methodCallWithMethodName:arguments:(NSString *method,[arguments] id _Nullable arguments)
FlutterBasicMessageChannel
Definition: FlutterChannels.h:37
-[FlutterAppLifecycleDelegate-p handleDidChangeOcclusionState:]
void handleDidChangeOcclusionState:(NSNotification *notification)
-[FlutterTextInputPlugin handleMethodCall:result:]
void handleMethodCall:result:(FlutterMethodCall *call,[result] FlutterResult result)
FlutterAppLifecycleRegistrar
Definition: FlutterAppLifecycleDelegate.h:126
-[FlutterAppLifecycleRegistrar addDelegate:]
void addDelegate:(NSObject< FlutterAppLifecycleDelegate > *delegate)
Definition: FlutterAppLifecycleDelegate.mm:58
FlutterViewController
Definition: FlutterViewController.h:73
FlutterMethodChannel
Definition: FlutterChannels.h:220
-[FlutterAppLifecycleDelegate-p handleWillHide:]
void handleWillHide:(NSNotification *notification)
flutter::testing::CreateMockFlutterEngine
id CreateMockFlutterEngine(NSString *pasteboardString)
Definition: FlutterEngineTestUtils.mm:76
-[FlutterViewController onAccessibilityStatusChanged:]
void onAccessibilityStatusChanged:(BOOL enabled)
TestKeyEvent
Definition: FlutterEmbedderKeyResponderTest.mm:13
flutter::testing::CreateMockViewController
id CreateMockViewController()
Definition: FlutterViewControllerTestUtils.mm:9
FlutterPlatformViewController
Definition: FlutterPlatformViewController.h:17
user_data
void * user_data
Definition: texture_registrar_unittests.cc:27
-[FlutterKeyPrimaryResponder-p handleEvent:callback:]
void handleEvent:callback:(nonnull NSEvent *event,[callback] nonnull FlutterAsyncKeyCallback callback)
-[FlutterBackBufferCache count]
NSUInteger count()
Definition: FlutterSurfaceManager.mm:352
FlutterSurfaceManager
Definition: FlutterSurfaceManager.h:44
FlutterError
Definition: FlutterCodecs.h:246
flutter::kLayoutGoals
const std::vector< LayoutGoal > kLayoutGoals
Definition: KeyCodeMap.g.mm:248
FlutterTextFieldMock
Definition: FlutterTextInputPluginTest.mm:21
FlutterEngine::viewController
FlutterViewController * viewController
Definition: FlutterEngine.h:87
TestFlutterPlatformViewFactory
Definition: TestFlutterPlatformView.h:19
TestPlatformViewFactory
Definition: FlutterEngineTest.mm:48
FakeLifecycleProvider
Definition: FlutterEngineTest.mm:71
FakeMessageChannel
Definition: FlutterChannelKeyResponderTest.mm:19
FakePluginRegistrar::plugin
id< FlutterPlugin > plugin
Definition: FlutterMenuPluginTest.mm:23
-[FlutterAppLifecycleProvider-p addApplicationLifecycleDelegate:]
void addApplicationLifecycleDelegate:(nonnull NSObject< FlutterAppLifecycleDelegate > *delegate)
FakeAppDelegatePlugin
Definition: FlutterEngineTest.mm:113
FlutterViewController::engine
FlutterEngine * engine
Definition: FlutterViewController.h:78
TestFlutterPlatformView
Definition: TestFlutterPlatformView.h:12
CreateImpellerContext
static std::shared_ptr< impeller::ContextMTL > CreateImpellerContext()
Definition: FlutterEmbedderExternalTextureTest.mm:34
+[FlutterError errorWithCode:message:details:]
instancetype errorWithCode:message:details:(NSString *code,[message] NSString *_Nullable message,[details] id _Nullable details)
FakeMessageChannel::messages
NSMutableArray< id > * messages
Definition: FlutterChannelKeyResponderTest.mm:20
FlutterExternalTexture
Definition: FlutterExternalTexture.h:18
FlutterTextFieldMock::lastUpdatedSelection
NSRange lastUpdatedSelection
Definition: FlutterTextInputPluginTest.mm:24
FlutterEngine::binaryMessenger
id< FlutterBinaryMessenger > binaryMessenger
Definition: FlutterEngine.h:92
FlutterViewEngineProvider
Definition: FlutterViewEngineProvider.h:18
TestFlutterPlatformView::args
id args
Arguments passed via the params value in the create method call.
Definition: TestFlutterPlatformView.h:15
-[FlutterAppLifecycleDelegate-p handleDidUnhide:]
void handleDidUnhide:(NSNotification *notification)
-[FlutterAppLifecycleDelegate-p handleWillTerminate:]
void handleWillTerminate:(NSNotification *notification)
flutter::AppLifecycleState::kInactive
@ kInactive
FlutterSurface
Definition: FlutterSurface.h:16
-[FlutterMethodChannel setMethodCallHandler:]
void setMethodCallHandler:(FlutterMethodCallHandler _Nullable handler)
-[FlutterAppLifecycleDelegate-p handleDidChangeScreenParameters:]
void handleDidChangeScreenParameters:(NSNotification *notification)
FlutterStandardMessageCodec
Definition: FlutterCodecs.h:209
FlutterMethodCall
Definition: FlutterCodecs.h:220
FlutterViewController::backgroundColor
NSColor * backgroundColor
Definition: FlutterViewController.h:210
FlutterHourFormat
Definition: FlutterHourFormat.h:10
TestExternalTexture
Definition: FlutterEmbedderExternalTextureTest.mm:47
FlutterThreadSynchronizer
Definition: FlutterThreadSynchronizer.h:18
FakePasteboard
Definition: FlutterEngineTestUtils.mm:17
AppDelegateNoopFlutterAppLifecycleDelegate
Definition: FlutterAppDelegateTest.mm:10
FlutterSurfacePresentInfo::surface
FlutterSurface * surface
Definition: FlutterSurfaceManager.h:20
AppDelegateTestFlutterAppLifecycleDelegate
Definition: FlutterAppDelegateTest.mm:17
PlainAppDelegate
Definition: FlutterEngineTest.mm:59
FlutterAppDelegate
Definition: FlutterAppDelegate.h:54
FlutterSurfaceManager::frontSurfaces
NSArray< FlutterSurface * > * frontSurfaces
Definition: FlutterSurfaceManager.h:106
-[FlutterTextField startEditing]
void startEditing()
Definition: FlutterTextInputSemanticsObject.mm:112
FlutterTextInputPlugin
Definition: FlutterTextInputPlugin.h:27
-[FlutterAppLifecycleDelegate-p handleDidFinishLaunching:]
void handleDidFinishLaunching:(NSNotification *notification)
FlutterResult
void(^ FlutterResult)(id _Nullable result)
Definition: FlutterChannels.h:194
FlutterSurfacePresentInfo::offset
CGPoint offset
Definition: FlutterSurfaceManager.h:21
FlutterKeyPrimaryResponder-p::layoutMap
NSMutableDictionary< NSNumber *, NSNumber * > * layoutMap
Definition: FlutterKeyPrimaryResponder.h:46
FlutterSurfaceManager::backBufferCache
FlutterBackBufferCache * backBufferCache
Definition: FlutterSurfaceManager.h:105
-[FlutterPlugin-p handleMethodCall:result:]
void handleMethodCall:result:(FlutterMethodCall *call,[result] FlutterResult result)
FlutterChannelKeyResponder
Definition: FlutterChannelKeyResponder.h:20
+[FlutterMethodChannel methodChannelWithName:binaryMessenger:codec:]
instancetype methodChannelWithName:binaryMessenger:codec:(NSString *name,[binaryMessenger] NSObject< FlutterBinaryMessenger > *messenger,[codec] NSObject< FlutterMethodCodec > *codec)
MockableFlutterEngine
Definition: FlutterEngineTest.mm:123
FlutterSurfacePresentInfo
Definition: FlutterSurfaceManager.h:18
-[FlutterThreadSynchronizer performCommitForView:size:notify:]
void performCommitForView:size:notify:(FlutterViewIdentifier viewIdentifier,[size] CGSize size,[notify] nonnull dispatch_block_t notify)
Definition: FlutterThreadSynchronizer.mm:137
-[FlutterSurfaceManager presentSurfaces:atTime:notify:]
void presentSurfaces:atTime:notify:(nonnull NSArray< FlutterSurfacePresentInfo * > *surfaces,[atTime] CFTimeInterval presentationTime,[notify] nullable dispatch_block_t notify)
FakeMessageChannel::nextResponse
NSDictionary * nextResponse
Definition: FlutterChannelKeyResponderTest.mm:21
FlutterSurfacePresentInfo::zIndex
size_t zIndex
Definition: FlutterSurfaceManager.h:22
-[FlutterSurfaceManager surfaceForSize:]
nonnull FlutterSurface * surfaceForSize:(CGSize size)
Definition: FlutterSurfaceManager.mm:133
-[FlutterAppLifecycleDelegate-p handleWillFinishLaunching:]
void handleWillFinishLaunching:(NSNotification *notification)
FlutterViewController::viewIdentifier
FlutterViewIdentifier viewIdentifier
Definition: FlutterViewController.h:130
FlutterStandardTypedData
Definition: FlutterCodecs.h:300
TestView::presentedFrameSize
CGSize presentedFrameSize
Definition: FlutterSurfaceManagerTest.mm:16
flutter::AppLifecycleState::kResumed
@ kResumed
FlutterView
Definition: FlutterView.h:35
flutter::AppLifecycleState::kDetached
@ kDetached
flutter::testing::CreateSurfaceManager
static FlutterSurfaceManager * CreateSurfaceManager(TestView *testView)
Definition: FlutterSurfaceManagerTest.mm:41
-[FlutterAppLifecycleDelegate-p handleWillBecomeActive:]
void handleWillBecomeActive:(NSNotification *notification)
FlutterJSONMethodCodec
Definition: FlutterCodecs.h:455
-[FlutterBasicMessageChannel setMessageHandler:]
void setMessageHandler:(FlutterMessageHandler _Nullable handler)
FlutterSurfacePresentInfo::paintRegion
std::vector< FlutterRect > paintRegion
Definition: FlutterSurfaceManager.h:23
-[FlutterAppLifecycleDelegate-p handleDidBecomeActive:]
void handleDidBecomeActive:(NSNotification *notification)
flutter::AppLifecycleState
AppLifecycleState
Definition: app_lifecycle_state.h:32
FakePluginRegistrar
Definition: FlutterMenuPluginTest.mm:22
-[FlutterEngine shutDownEngine]
void shutDownEngine()
Definition: FlutterEngine.mm:1134
FlutterDartProject
Definition: FlutterDartProject.mm:24
FlutterKeyboardManagerUnittestsObjC
Definition: FlutterKeyboardManagerTest.mm:420
FlutterEngineTerminationHandler::acceptingRequests
BOOL acceptingRequests
Definition: FlutterEngine_Internal.h:60
FlutterBinaryMessenger-p
Definition: FlutterBinaryMessenger.h:49
texture_id
int64_t texture_id
Definition: texture_registrar_unittests.cc:24
FlutterTextField
Definition: FlutterTextInputSemanticsObject.h:81
-[FlutterAppLifecycleDelegate-p handleWillUnhide:]
void handleWillUnhide:(NSNotification *notification)
FlutterEmbedderKeyResponder
Definition: FlutterEmbedderKeyResponder.h:23
FlutterEngineTerminationHandler
Definition: FlutterEngine.mm:188
FlutterViewIdentifier
int64_t FlutterViewIdentifier
Definition: FlutterViewController.h:21
-[FlutterThreadSynchronizer shutdown]
void shutdown()
Definition: FlutterThreadSynchronizer.mm:192
-[FlutterExternalTexture populateTexture:]
BOOL populateTexture:(nonnull FlutterMetalExternalTexture *metalTexture)
FlutterBinaryReply
NS_ASSUME_NONNULL_BEGIN typedef void(^ FlutterBinaryReply)(NSData *_Nullable reply)
FlutterViewController::mouseTrackingMode
FlutterMouseTrackingMode mouseTrackingMode
Definition: FlutterViewController.h:84
+[FlutterMessageCodec-p sharedInstance]
instancetype sharedInstance()
FlutterInputPluginTestObjc
Definition: FlutterTextInputPluginTest.mm:52
-[FlutterAppLifecycleDelegate-p handleDidResignActive:]
void handleDidResignActive:(NSNotification *notification)
flutter::AppLifecycleState::kPaused
@ kPaused
TestFlutterAppLifecycleDelegate
Definition: FlutterAppLifecycleDelegateTest.mm:10