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sequential_id_generator_unittests.cc
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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/shell/platform/windows/sequential_id_generator.h"
6
7 #include "gtest/gtest.h"
8
9 namespace flutter {
10 namespace testing {
11
12 TEST(SequentialIdGeneratorTest, RemoveMultipleNumbers) {
13 const uint32_t kMinId = 4;
14 const uint32_t kMaxId = 128;
15
16 SequentialIdGenerator generator(kMinId, kMaxId);
17
18 EXPECT_EQ(4U, generator.GetGeneratedId(45));
19 EXPECT_EQ(5U, generator.GetGeneratedId(55));
20 EXPECT_EQ(6U, generator.GetGeneratedId(15));
21
22 generator.ReleaseNumber(45);
23 EXPECT_FALSE(generator.HasGeneratedIdFor(45));
24 generator.ReleaseNumber(15);
25 EXPECT_FALSE(generator.HasGeneratedIdFor(15));
26
27 EXPECT_EQ(5U, generator.GetGeneratedId(55));
28 EXPECT_EQ(4U, generator.GetGeneratedId(12));
29
30 generator.ReleaseNumber(12);
31 generator.ReleaseNumber(55);
32 EXPECT_EQ(4U, generator.GetGeneratedId(0));
33 }
34
35 TEST(SequentialIdGeneratorTest, MaybeRemoveNumbers) {
36 const uint32_t kMinId = 0;
37 const uint32_t kMaxId = 128;
38
39 SequentialIdGenerator generator(kMinId, kMaxId);
40
41 EXPECT_EQ(0U, generator.GetGeneratedId(42));
42
43 generator.ReleaseNumber(42);
44 EXPECT_FALSE(generator.HasGeneratedIdFor(42));
45 generator.ReleaseNumber(42);
46 }
47
48 } // namespace testing
49 } // namespace flutter
flutter::SequentialIdGenerator::ReleaseNumber
void ReleaseNumber(uint32_t number)
Definition: sequential_id_generator.cc:47
flutter
Definition: accessibility_bridge_windows.cc:11
sequential_id_generator.h
flutter::SequentialIdGenerator::HasGeneratedIdFor
bool HasGeneratedIdFor(uint32_t number) const
Definition: sequential_id_generator.cc:43
flutter::SequentialIdGenerator
Definition: sequential_id_generator.h:20
flutter::SequentialIdGenerator::GetGeneratedId
uint32_t GetGeneratedId(uint32_t number)
Definition: sequential_id_generator.cc:32
flutter::testing::TEST
TEST(AccessibilityBridgeWindows, GetParent)
Definition: accessibility_bridge_windows_unittests.cc:233