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context_mtl_unittests.mm
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "flutter/testing/testing.h"
6 #include "impeller/core/device_buffer_descriptor.h"
7 #include "impeller/core/formats.h"
8 #include "impeller/core/texture_descriptor.h"
9 #include "impeller/playground/playground_test.h"
10 #include "impeller/renderer/backend/metal/allocator_mtl.h"
11 #include "impeller/renderer/backend/metal/context_mtl.h"
12 #include "impeller/renderer/backend/metal/formats_mtl.h"
13 #include "impeller/renderer/backend/metal/texture_mtl.h"
14 #include "impeller/renderer/capabilities.h"
15
16 #include <QuartzCore/CAMetalLayer.h>
17 #include <memory>
18 #include <thread>
19
20 #include "gtest/gtest.h"
21
22 namespace impeller {
23 namespace testing {
24
25 using ContextMTLTest = PlaygroundTest;
26 INSTANTIATE_METAL_PLAYGROUND_SUITE(ContextMTLTest);
27
28 TEST_P(ContextMTLTest, FlushTask) {
29 auto& context_mtl = ContextMTL::Cast(*GetContext());
30
31 int executed = 0;
32 int failed = 0;
33 context_mtl.StoreTaskForGPU([&]() { executed++; }, [&]() { failed++; });
34
35 context_mtl.FlushTasksAwaitingGPU();
36
37 EXPECT_EQ(executed, 1);
38 EXPECT_EQ(failed, 0);
39 }
40
41 TEST_P(ContextMTLTest, FlushTaskWithGPULoss) {
42 auto& context_mtl = ContextMTL::Cast(*GetContext());
43
44 int executed = 0;
45 int failed = 0;
46 context_mtl.StoreTaskForGPU([&]() { executed++; }, [&]() { failed++; });
47
48 // If tasks are flushed while the GPU is disabled, then
49 // they should not be executed.
50 SetGPUDisabled(/*disabled=*/true);
51 context_mtl.FlushTasksAwaitingGPU();
52
53 EXPECT_EQ(executed, 0);
54 EXPECT_EQ(failed, 0);
55
56 // Toggling availibility should flush tasks.
57 SetGPUDisabled(/*disabled=*/false);
58
59 EXPECT_EQ(executed, 1);
60 EXPECT_EQ(failed, 0);
61 }
62
63 } // namespace testing
64 } // namespace impeller
allocator_mtl.h
capabilities.h
impeller::BackendCast< ContextMTL, Context >::Cast
static ContextMTL & Cast(Context &base)
Definition: backend_cast.h:13
impeller::PlaygroundTest
Definition: playground_test.h:22
formats.h
device_buffer_descriptor.h
formats_mtl.h
impeller::testing::TEST_P
TEST_P(AiksTest, DrawAtlasNoColor)
Definition: aiks_dl_atlas_unittests.cc:60
impeller::testing::INSTANTIATE_METAL_PLAYGROUND_SUITE
INSTANTIATE_METAL_PLAYGROUND_SUITE(AllocatorMTLTest)
impeller
Definition: allocation.cc:12
playground_test.h
context_mtl.h
texture_descriptor.h
texture_mtl.h