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| 1 /* | |
| 2 * Copyright 2004 The WebRTC Project Authors. All rights reserved. | |
| 3 * | |
| 4 * Use of this source code is governed by a BSD-style license | |
| 5 * that can be found in the LICENSE file in the root of the source | |
| 6 * tree. An additional intellectual property rights grant can be found | |
| 7 * in the file PATENTS. All contributing project authors may | |
| 8 * be found in the AUTHORS file in the root of the source tree. | |
| 9 */ | |
| 10 | |
| 11 #include "webrtc/sound/automaticallychosensoundsystem.h" | |
| 12 | |
| 13 #include "webrtc/base/arraysize.h" | |
| 14 #include "webrtc/base/gunit.h" | |
| 15 #include "webrtc/sound/nullsoundsystem.h" | |
| 16 | |
| 17 namespace rtc { | |
| 18 | |
| 19 class NeverFailsToFailSoundSystem : public NullSoundSystem { | |
| 20 public: | |
| 21 // Overrides superclass. | |
| 22 virtual bool Init() { | |
| 23 return false; | |
| 24 } | |
| 25 | |
| 26 static SoundSystemInterface *Create() { | |
| 27 return new NeverFailsToFailSoundSystem(); | |
| 28 } | |
| 29 }; | |
| 30 | |
| 31 class InitCheckingSoundSystem1 : public NullSoundSystem { | |
| 32 public: | |
| 33 // Overrides superclass. | |
| 34 virtual bool Init() { | |
| 35 created_ = true; | |
| 36 return true; | |
| 37 } | |
| 38 | |
| 39 static SoundSystemInterface *Create() { | |
| 40 return new InitCheckingSoundSystem1(); | |
| 41 } | |
| 42 | |
| 43 static bool created_; | |
| 44 }; | |
| 45 | |
| 46 bool InitCheckingSoundSystem1::created_ = false; | |
| 47 | |
| 48 class InitCheckingSoundSystem2 : public NullSoundSystem { | |
| 49 public: | |
| 50 // Overrides superclass. | |
| 51 virtual bool Init() { | |
| 52 created_ = true; | |
| 53 return true; | |
| 54 } | |
| 55 | |
| 56 static SoundSystemInterface *Create() { | |
| 57 return new InitCheckingSoundSystem2(); | |
| 58 } | |
| 59 | |
| 60 static bool created_; | |
| 61 }; | |
| 62 | |
| 63 bool InitCheckingSoundSystem2::created_ = false; | |
| 64 | |
| 65 class DeletionCheckingSoundSystem1 : public NeverFailsToFailSoundSystem { | |
| 66 public: | |
| 67 virtual ~DeletionCheckingSoundSystem1() { | |
| 68 deleted_ = true; | |
| 69 } | |
| 70 | |
| 71 static SoundSystemInterface *Create() { | |
| 72 return new DeletionCheckingSoundSystem1(); | |
| 73 } | |
| 74 | |
| 75 static bool deleted_; | |
| 76 }; | |
| 77 | |
| 78 bool DeletionCheckingSoundSystem1::deleted_ = false; | |
| 79 | |
| 80 class DeletionCheckingSoundSystem2 : public NeverFailsToFailSoundSystem { | |
| 81 public: | |
| 82 virtual ~DeletionCheckingSoundSystem2() { | |
| 83 deleted_ = true; | |
| 84 } | |
| 85 | |
| 86 static SoundSystemInterface *Create() { | |
| 87 return new DeletionCheckingSoundSystem2(); | |
| 88 } | |
| 89 | |
| 90 static bool deleted_; | |
| 91 }; | |
| 92 | |
| 93 bool DeletionCheckingSoundSystem2::deleted_ = false; | |
| 94 | |
| 95 class DeletionCheckingSoundSystem3 : public NullSoundSystem { | |
| 96 public: | |
| 97 virtual ~DeletionCheckingSoundSystem3() { | |
| 98 deleted_ = true; | |
| 99 } | |
| 100 | |
| 101 static SoundSystemInterface *Create() { | |
| 102 return new DeletionCheckingSoundSystem3(); | |
| 103 } | |
| 104 | |
| 105 static bool deleted_; | |
| 106 }; | |
| 107 | |
| 108 bool DeletionCheckingSoundSystem3::deleted_ = false; | |
| 109 | |
| 110 extern const SoundSystemCreator kSingleSystemFailingCreators[] = { | |
| 111 &NeverFailsToFailSoundSystem::Create, | |
| 112 }; | |
| 113 | |
| 114 TEST(AutomaticallyChosenSoundSystem, SingleSystemFailing) { | |
| 115 AutomaticallyChosenSoundSystem< | |
| 116 kSingleSystemFailingCreators, | |
| 117 arraysize(kSingleSystemFailingCreators)> sound_system; | |
| 118 EXPECT_FALSE(sound_system.Init()); | |
| 119 } | |
| 120 | |
| 121 extern const SoundSystemCreator kSingleSystemSucceedingCreators[] = { | |
| 122 &NullSoundSystem::Create, | |
| 123 }; | |
| 124 | |
| 125 TEST(AutomaticallyChosenSoundSystem, SingleSystemSucceeding) { | |
| 126 AutomaticallyChosenSoundSystem< | |
| 127 kSingleSystemSucceedingCreators, | |
| 128 arraysize(kSingleSystemSucceedingCreators)> sound_system; | |
| 129 EXPECT_TRUE(sound_system.Init()); | |
| 130 } | |
| 131 | |
| 132 extern const SoundSystemCreator | |
| 133 kFailedFirstSystemResultsInUsingSecondCreators[] = { | |
| 134 &NeverFailsToFailSoundSystem::Create, | |
| 135 &NullSoundSystem::Create, | |
| 136 }; | |
| 137 | |
| 138 TEST(AutomaticallyChosenSoundSystem, FailedFirstSystemResultsInUsingSecond) { | |
| 139 AutomaticallyChosenSoundSystem< | |
| 140 kFailedFirstSystemResultsInUsingSecondCreators, | |
| 141 arraysize(kFailedFirstSystemResultsInUsingSecondCreators)> sound_system; | |
| 142 EXPECT_TRUE(sound_system.Init()); | |
| 143 } | |
| 144 | |
| 145 extern const SoundSystemCreator kEarlierEntriesHavePriorityCreators[] = { | |
| 146 &InitCheckingSoundSystem1::Create, | |
| 147 &InitCheckingSoundSystem2::Create, | |
| 148 }; | |
| 149 | |
| 150 TEST(AutomaticallyChosenSoundSystem, EarlierEntriesHavePriority) { | |
| 151 AutomaticallyChosenSoundSystem< | |
| 152 kEarlierEntriesHavePriorityCreators, | |
| 153 arraysize(kEarlierEntriesHavePriorityCreators)> sound_system; | |
| 154 InitCheckingSoundSystem1::created_ = false; | |
| 155 InitCheckingSoundSystem2::created_ = false; | |
| 156 EXPECT_TRUE(sound_system.Init()); | |
| 157 EXPECT_TRUE(InitCheckingSoundSystem1::created_); | |
| 158 EXPECT_FALSE(InitCheckingSoundSystem2::created_); | |
| 159 } | |
| 160 | |
| 161 extern const SoundSystemCreator kManySoundSystemsCreators[] = { | |
| 162 &NullSoundSystem::Create, | |
| 163 &NullSoundSystem::Create, | |
| 164 &NullSoundSystem::Create, | |
| 165 &NullSoundSystem::Create, | |
| 166 &NullSoundSystem::Create, | |
| 167 &NullSoundSystem::Create, | |
| 168 &NullSoundSystem::Create, | |
| 169 }; | |
| 170 | |
| 171 TEST(AutomaticallyChosenSoundSystem, ManySoundSystems) { | |
| 172 AutomaticallyChosenSoundSystem< | |
| 173 kManySoundSystemsCreators, | |
| 174 arraysize(kManySoundSystemsCreators)> sound_system; | |
| 175 EXPECT_TRUE(sound_system.Init()); | |
| 176 } | |
| 177 | |
| 178 extern const SoundSystemCreator kDeletesAllCreatedSoundSystemsCreators[] = { | |
| 179 &DeletionCheckingSoundSystem1::Create, | |
| 180 &DeletionCheckingSoundSystem2::Create, | |
| 181 &DeletionCheckingSoundSystem3::Create, | |
| 182 }; | |
| 183 | |
| 184 TEST(AutomaticallyChosenSoundSystem, DeletesAllCreatedSoundSystems) { | |
| 185 typedef AutomaticallyChosenSoundSystem< | |
| 186 kDeletesAllCreatedSoundSystemsCreators, | |
| 187 arraysize(kDeletesAllCreatedSoundSystemsCreators)> TestSoundSystem; | |
| 188 TestSoundSystem *sound_system = new TestSoundSystem(); | |
| 189 DeletionCheckingSoundSystem1::deleted_ = false; | |
| 190 DeletionCheckingSoundSystem2::deleted_ = false; | |
| 191 DeletionCheckingSoundSystem3::deleted_ = false; | |
| 192 EXPECT_TRUE(sound_system->Init()); | |
| 193 delete sound_system; | |
| 194 EXPECT_TRUE(DeletionCheckingSoundSystem1::deleted_); | |
| 195 EXPECT_TRUE(DeletionCheckingSoundSystem2::deleted_); | |
| 196 EXPECT_TRUE(DeletionCheckingSoundSystem3::deleted_); | |
| 197 } | |
| 198 | |
| 199 } // namespace rtc | |
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