/*
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* Copyright 2004 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/sound/automaticallychosensoundsystem.h"
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#include "webrtc/base/arraysize.h"
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#include "webrtc/base/gunit.h"
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#include "webrtc/sound/nullsoundsystem.h"
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namespace rtc {
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class NeverFailsToFailSoundSystem : public NullSoundSystem {
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public:
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// Overrides superclass.
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virtual bool Init() {
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return false;
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}
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static SoundSystemInterface *Create() {
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return new NeverFailsToFailSoundSystem();
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}
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};
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class InitCheckingSoundSystem1 : public NullSoundSystem {
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public:
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// Overrides superclass.
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virtual bool Init() {
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created_ = true;
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return true;
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}
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static SoundSystemInterface *Create() {
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return new InitCheckingSoundSystem1();
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}
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static bool created_;
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};
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bool InitCheckingSoundSystem1::created_ = false;
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class InitCheckingSoundSystem2 : public NullSoundSystem {
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public:
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// Overrides superclass.
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virtual bool Init() {
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created_ = true;
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return true;
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}
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static SoundSystemInterface *Create() {
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return new InitCheckingSoundSystem2();
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}
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static bool created_;
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};
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bool InitCheckingSoundSystem2::created_ = false;
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class DeletionCheckingSoundSystem1 : public NeverFailsToFailSoundSystem {
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public:
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virtual ~DeletionCheckingSoundSystem1() {
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deleted_ = true;
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}
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static SoundSystemInterface *Create() {
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return new DeletionCheckingSoundSystem1();
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}
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static bool deleted_;
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};
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bool DeletionCheckingSoundSystem1::deleted_ = false;
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class DeletionCheckingSoundSystem2 : public NeverFailsToFailSoundSystem {
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public:
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virtual ~DeletionCheckingSoundSystem2() {
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deleted_ = true;
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}
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static SoundSystemInterface *Create() {
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return new DeletionCheckingSoundSystem2();
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}
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static bool deleted_;
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};
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bool DeletionCheckingSoundSystem2::deleted_ = false;
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class DeletionCheckingSoundSystem3 : public NullSoundSystem {
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public:
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virtual ~DeletionCheckingSoundSystem3() {
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deleted_ = true;
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}
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static SoundSystemInterface *Create() {
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return new DeletionCheckingSoundSystem3();
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}
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static bool deleted_;
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};
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bool DeletionCheckingSoundSystem3::deleted_ = false;
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extern const SoundSystemCreator kSingleSystemFailingCreators[] = {
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&NeverFailsToFailSoundSystem::Create,
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};
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TEST(AutomaticallyChosenSoundSystem, SingleSystemFailing) {
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AutomaticallyChosenSoundSystem<
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kSingleSystemFailingCreators,
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arraysize(kSingleSystemFailingCreators)> sound_system;
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EXPECT_FALSE(sound_system.Init());
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}
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extern const SoundSystemCreator kSingleSystemSucceedingCreators[] = {
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&NullSoundSystem::Create,
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};
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TEST(AutomaticallyChosenSoundSystem, SingleSystemSucceeding) {
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AutomaticallyChosenSoundSystem<
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kSingleSystemSucceedingCreators,
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arraysize(kSingleSystemSucceedingCreators)> sound_system;
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EXPECT_TRUE(sound_system.Init());
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}
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extern const SoundSystemCreator
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kFailedFirstSystemResultsInUsingSecondCreators[] = {
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&NeverFailsToFailSoundSystem::Create,
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&NullSoundSystem::Create,
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};
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TEST(AutomaticallyChosenSoundSystem, FailedFirstSystemResultsInUsingSecond) {
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AutomaticallyChosenSoundSystem<
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kFailedFirstSystemResultsInUsingSecondCreators,
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arraysize(kFailedFirstSystemResultsInUsingSecondCreators)> sound_system;
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EXPECT_TRUE(sound_system.Init());
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}
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extern const SoundSystemCreator kEarlierEntriesHavePriorityCreators[] = {
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&InitCheckingSoundSystem1::Create,
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&InitCheckingSoundSystem2::Create,
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};
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TEST(AutomaticallyChosenSoundSystem, EarlierEntriesHavePriority) {
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AutomaticallyChosenSoundSystem<
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kEarlierEntriesHavePriorityCreators,
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arraysize(kEarlierEntriesHavePriorityCreators)> sound_system;
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InitCheckingSoundSystem1::created_ = false;
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InitCheckingSoundSystem2::created_ = false;
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EXPECT_TRUE(sound_system.Init());
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EXPECT_TRUE(InitCheckingSoundSystem1::created_);
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EXPECT_FALSE(InitCheckingSoundSystem2::created_);
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}
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extern const SoundSystemCreator kManySoundSystemsCreators[] = {
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&NullSoundSystem::Create,
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&NullSoundSystem::Create,
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&NullSoundSystem::Create,
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&NullSoundSystem::Create,
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&NullSoundSystem::Create,
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&NullSoundSystem::Create,
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&NullSoundSystem::Create,
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};
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TEST(AutomaticallyChosenSoundSystem, ManySoundSystems) {
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AutomaticallyChosenSoundSystem<
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kManySoundSystemsCreators,
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arraysize(kManySoundSystemsCreators)> sound_system;
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EXPECT_TRUE(sound_system.Init());
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}
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extern const SoundSystemCreator kDeletesAllCreatedSoundSystemsCreators[] = {
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&DeletionCheckingSoundSystem1::Create,
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&DeletionCheckingSoundSystem2::Create,
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&DeletionCheckingSoundSystem3::Create,
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};
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TEST(AutomaticallyChosenSoundSystem, DeletesAllCreatedSoundSystems) {
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typedef AutomaticallyChosenSoundSystem<
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kDeletesAllCreatedSoundSystemsCreators,
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arraysize(kDeletesAllCreatedSoundSystemsCreators)> TestSoundSystem;
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TestSoundSystem *sound_system = new TestSoundSystem();
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DeletionCheckingSoundSystem1::deleted_ = false;
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DeletionCheckingSoundSystem2::deleted_ = false;
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DeletionCheckingSoundSystem3::deleted_ = false;
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EXPECT_TRUE(sound_system->Init());
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delete sound_system;
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EXPECT_TRUE(DeletionCheckingSoundSystem1::deleted_);
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EXPECT_TRUE(DeletionCheckingSoundSystem2::deleted_);
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EXPECT_TRUE(DeletionCheckingSoundSystem3::deleted_);
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}
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} // namespace rtc
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