axmol/tests/cpp-tests/Classes/NewAudioEngineTest/NewAudioEngineTest.cpp

/****************************************************************************
 Copyright (c) 2014 Chukong Technologies Inc.

 http://www.cocos2d-x.org

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 ****************************************************************************/

#include "platform/CCPlatformConfig.h"
#include "NewAudioEngineTest.h"
#include "ui/CocosGUI.h"

using namespace cocos2d;
using namespace cocos2d::ui;
using namespace cocos2d::experimental;

AudioEngineTests::AudioEngineTests()
{
    ADD_TEST_CASE(AudioIssue11143Test);
    ADD_TEST_CASE(AudioControlTest);
    ADD_TEST_CASE(AudioLoadTest);
    ADD_TEST_CASE(PlaySimultaneouslyTest);
    ADD_TEST_CASE(AudioProfileTest);
    ADD_TEST_CASE(InvalidAudioFileTest);
    ADD_TEST_CASE(LargeAudioFileTest);
    ADD_TEST_CASE(AudioPerformanceTest);
    ADD_TEST_CASE(AudioSmallFileTest);
    ADD_TEST_CASE(AudioPauseResumeAfterPlay);
    ADD_TEST_CASE(AudioPreloadSameFileMultipleTimes);
    ADD_TEST_CASE(AudioPlayFileInWritablePath);
    
    //FIXME: Please keep AudioSwitchStateTest to the last position since this test case doesn't work well on each platforms.
    ADD_TEST_CASE(AudioSwitchStateTest);
}

namespace {
    
    class TextButton : public cocos2d::Label
    {
    public:
        
        static TextButton *create(const std::string& text, const std::function<void(TextButton*)> &onTriggered)
        {
            auto ret = new (std::nothrow) TextButton();
            
            TTFConfig ttfconfig("fonts/arial.ttf",25);
            if (ret && ret->setTTFConfig(ttfconfig)) {
                ret->setString(text);
                ret->_onTriggered = onTriggered;
                
                ret->autorelease();
                
                return ret;
            }
            
            delete ret;
            return nullptr;
        }
        
        void setEnabled(bool enabled)
        {
            _enabled = enabled;
            if(_enabled){
                this->setColor(Color3B::WHITE);
            }
            else {
                this->setColor(Color3B::GRAY);
            }
        }
        
    private:
        TextButton()
        : _onTriggered(nullptr)
        , _enabled(true)
        {
            auto listener = EventListenerTouchOneByOne::create();
            listener->setSwallowTouches(true);
            
            listener->onTouchBegan = CC_CALLBACK_2(TextButton::onTouchBegan, this);
            listener->onTouchEnded = CC_CALLBACK_2(TextButton::onTouchEnded, this);
            listener->onTouchCancelled = CC_CALLBACK_2(TextButton::onTouchCancelled, this);
            
            _eventDispatcher->addEventListenerWithSceneGraphPriority(listener, this);
            
        }
        
        bool touchHits(Touch  *touch)
        {
            auto hitPos = this->convertToNodeSpace(touch->getLocation());
            if (hitPos.x >= 0 && hitPos.y >= 0 && hitPos.x <= _contentSize.width && hitPos.y <= _contentSize.height) {
                return true;
            }
            return false;
        }
        
        bool onTouchBegan(Touch  *touch, Event  *event)
        {
            auto hits = touchHits(touch);
            if (hits){
                scaleButtonTo(0.95f);
            }
            return hits;
        }
        
        void onTouchEnded(Touch  *touch, Event  *event)
        {
            if(_enabled) {
                auto hits = touchHits(touch);
                if (hits && _onTriggered){
                    _onTriggered(this);
                }
            }
            
            scaleButtonTo(1);
        }
        
        void onTouchCancelled(Touch  *touch, Event  *event)
        {
            scaleButtonTo(1);
        }
        
        void scaleButtonTo(float scale)
        {
            auto action = ScaleTo::create(0.05f, scale);
            action->setTag(10000);
            stopActionByTag(10000);
            runAction(action);
        }
        
        std::function<void(TextButton*)> _onTriggered;
        
        bool _enabled;
    };
    
    class SliderEx : public Slider
    {
    public:
        static SliderEx* create(){
            auto ret = new (std::nothrow) SliderEx();
            if (ret && ret->init())
            {
                ret->loadBarTexture("cocosui/sliderTrack.png");
                ret->loadSlidBallTextures("cocosui/sliderThumb.png", "cocosui/sliderThumb.png", "");
                ret->loadProgressBarTexture("cocosui/sliderProgress.png");
                ret->setTouchEnabled(true);
                
                ret->autorelease();
                
                return ret;
            }
            CC_SAFE_DELETE(ret);
            return ret;
        }
        
        void setRatio(float ratio) {
            ratio = clampf(ratio, 0.0f, 1.0f);
            
            _ratio = ratio;
            setPercent(100 * _ratio);
        }
        
        float getRatio () {
            _ratio = 1.0f * _percent / _maxPercent;
            return _ratio;
        }
        
    private:
        float _ratio;
    };
}

AudioEngineTestDemo::AudioEngineTestDemo()
: _isDestroyed(std::make_shared<bool>(false))
{
}

void AudioEngineTestDemo::onExit()
{
    *_isDestroyed = true;
    AudioEngine::uncacheAll();
    TestCase::onExit();
}

std::string AudioEngineTestDemo::title() const
{
    return "New Audio Engine Test";
}

// AudioControlTest
bool AudioControlTest::init()
{
    auto ret = AudioEngineTestDemo::init();
    _audioID = AudioEngine::INVALID_AUDIO_ID;
    _loopEnabled = false;
    _volume = 1.0f;
    _duration = AudioEngine::TIME_UNKNOWN;
    _timeRatio = 0.0f;
    _updateTimeSlider = true;
    _isStopped = false;
    
    std::string fontFilePath = "fonts/arial.ttf";
    
    auto& layerSize = this->getContentSize();
    
    _playOverLabel = Label::createWithSystemFont("Play Over", "", 30);
    _playOverLabel->setPosition(Vec2(layerSize/2) + Vec2(0, 30));
    _playOverLabel->setVisible(false);
    addChild(_playOverLabel, 99999);
    
    auto playItem = TextButton::create("play", [&](TextButton* button){
        if (_audioID == AudioEngine::INVALID_AUDIO_ID) {
            _audioID = AudioEngine::play2d("background.mp3", _loopEnabled, _volume);
            
            if(_audioID != AudioEngine::INVALID_AUDIO_ID) {
                _isStopped = false;
                
                button->setEnabled(false);
                AudioEngine::setFinishCallback(_audioID, [&](int id, const std::string& filePath){
                    log("_audioID(%d), _isStopped:(%d), played over!!!", _audioID, _isStopped);
                    
                    _playOverLabel->setVisible(true);
                    
                    scheduleOnce([&](float dt){
                        _playOverLabel->setVisible(false);
                    }, 2.0f, "hide_play_over_label");
                    
                    assert(!_isStopped); // Stop audio should not trigger finshed callback
                    _audioID = AudioEngine::INVALID_AUDIO_ID;
                    ((TextButton*)_playItem)->setEnabled(true);
                    
                    _timeRatio = 0.0f;
                    ((SliderEx*)_timeSlider)->setRatio(_timeRatio);
                });
            }
        }
    });
    _playItem = playItem;
    playItem->setPosition(layerSize.width * 0.3f,layerSize.height * 0.8f);
    addChild(playItem);
    
    auto stopItem = TextButton::create("stop", [&](TextButton* button){
        if (_audioID != AudioEngine::INVALID_AUDIO_ID ) {
            _isStopped = true;
            AudioEngine::stop(_audioID);
            
            _audioID = AudioEngine::INVALID_AUDIO_ID;
            ((TextButton*)_playItem)->setEnabled(true);
        }
    });
    stopItem->setPosition(layerSize.width * 0.7f,layerSize.height * 0.8f);
    addChild(stopItem);
    
    auto pauseItem = TextButton::create("pause", [&](TextButton* button){
        if (_audioID != AudioEngine::INVALID_AUDIO_ID ) {
            AudioEngine::pause(_audioID);
        }
    });
    pauseItem->setPosition(layerSize.width * 0.3f,layerSize.height * 0.7f);
    addChild(pauseItem);
    
    auto resumeItem = TextButton::create("resume", [&](TextButton* button){
        if (_audioID != AudioEngine::INVALID_AUDIO_ID ) {
            AudioEngine::resume(_audioID);
        }
    });
    resumeItem->setPosition(layerSize.width * 0.7f,layerSize.height * 0.7f);
    addChild(resumeItem);
    
    auto loopItem = TextButton::create("enable-loop", [&](TextButton* button){
        _loopEnabled = !_loopEnabled;

        if (_audioID != AudioEngine::INVALID_AUDIO_ID) {
            AudioEngine::setLoop(_audioID, _loopEnabled);
        }
        if (_loopEnabled){
            button->setString("disable-loop");
        }
        else {
            button->setString("enable-loop");
        }
    });
    loopItem->setPosition(layerSize.width * 0.5f, layerSize.height * 0.5f);
    addChild(loopItem);
    
    auto volumeSlider = SliderEx::create();
    volumeSlider->setPercent(100);
    volumeSlider->addEventListener([&](Ref* sender, Slider::EventType event){
        SliderEx *slider = dynamic_cast<SliderEx *>(sender);
        _volume = slider->getRatio();
        if (_audioID != AudioEngine::INVALID_AUDIO_ID ) {
            AudioEngine::setVolume(_audioID, _volume);
        }
    });
    volumeSlider->setPosition(Vec2(layerSize.width * 0.5f,layerSize.height * 0.35f));
    addChild(volumeSlider);
    
    auto timeSlider = SliderEx::create();
    timeSlider->addEventListener([&](Ref* sender, Slider::EventType event){
        SliderEx *slider = dynamic_cast<SliderEx *>(sender);
        switch(event){
            case Slider::EventType::ON_PERCENTAGE_CHANGED:
            case Slider::EventType::ON_SLIDEBALL_DOWN:
                _updateTimeSlider = false;
                break;
            case Slider::EventType::ON_SLIDEBALL_UP:
                if (_audioID != AudioEngine::INVALID_AUDIO_ID && _duration != AudioEngine::TIME_UNKNOWN) {
                    float ratio = (float)slider->getPercent() / 100;
                    ratio = clampf(ratio, 0.0f, 1.0f);
                    AudioEngine::setCurrentTime(_audioID, _duration * ratio);
                }
            case Slider::EventType::ON_SLIDEBALL_CANCEL:
                _updateTimeSlider = true;
                break;
        }
    });
    timeSlider->setPosition(Vec2(layerSize.width * 0.5f,layerSize.height * 0.25f));
    addChild(timeSlider);
    _timeSlider = timeSlider;
    
    auto& volumeSliderPos = volumeSlider->getPosition();
    auto& sliderSize = volumeSlider->getContentSize();
    auto volumeLabel = Label::createWithTTF("volume:  ", fontFilePath, 20);
    volumeLabel->setAnchorPoint(Vec2::ANCHOR_MIDDLE_RIGHT);
    volumeLabel->setPosition(volumeSliderPos.x - sliderSize.width / 2, volumeSliderPos.y);
    addChild(volumeLabel);
    
    auto& timeSliderPos = timeSlider->getPosition();
    auto timeLabel = Label::createWithTTF("time:  ", fontFilePath, 20);
    timeLabel->setAnchorPoint(Vec2::ANCHOR_MIDDLE_RIGHT);
    timeLabel->setPosition(timeSliderPos.x - sliderSize.width / 2, timeSliderPos.y);
    addChild(timeLabel);
    
    this->schedule(CC_CALLBACK_1(AudioControlTest::update, this), 0.1f, "update_key");
    
    return ret;
}

void AudioControlTest::update(float dt)
{
    if (_audioID != AudioEngine::INVALID_AUDIO_ID ) {
        if(_duration == AudioEngine::TIME_UNKNOWN){
            _duration = AudioEngine::getDuration(_audioID);
        }
        if(_duration != AudioEngine::TIME_UNKNOWN){
            auto time = AudioEngine::getCurrentTime(_audioID);
            _timeRatio = time / _duration;
            if(_updateTimeSlider){
                ((SliderEx*)_timeSlider)->setRatio(_timeRatio);
            }
        }
    }
}

AudioControlTest::~AudioControlTest()
{
}

std::string AudioControlTest::title() const
{
    return "Audio control test";
}

bool AudioLoadTest::init()
{
    if (AudioEngineTestDemo::init())
    {
        auto& layerSize = this->getContentSize();

        auto stateLabel = Label::createWithTTF("status:", "fonts/arial.ttf", 30);
        stateLabel->setPosition(layerSize.width / 2, layerSize.height * 0.7f);
        addChild(stateLabel);

        auto preloadItem = TextButton::create("preload", [&, stateLabel](TextButton* button){
            stateLabel->setString("status:loading...");
            auto isDestroyed = _isDestroyed;
            AudioEngine::preload("audio/SoundEffectsFX009/FX082.mp3", [isDestroyed, stateLabel](bool isSuccess){
                if (*isDestroyed)
                {
                    CCLOG("AudioLoadTest scene was destroyed, no need to set the label text.");
                    return;
                }
                
                if (isSuccess)
                {
                    stateLabel->setString("status:load success");
                }
                else
                {
                    stateLabel->setString("status:load fail");
                }
            });
        });
        preloadItem->setPosition(layerSize.width * 0.35f, layerSize.height * 0.5f);
        addChild(preloadItem);

        auto uncacheItem = TextButton::create("uncache", [&, stateLabel](TextButton* button){
            stateLabel->setString("status:uncache");
            AudioEngine::uncache("audio/SoundEffectsFX009/FX082.mp3");
        });
        uncacheItem->setPosition(layerSize.width * 0.65f, layerSize.height * 0.5f);
        addChild(uncacheItem);
        
        return true;
    }

    return false;
}

std::string AudioLoadTest::title() const
{
    return "Audio preload/uncache test";
}


// PlaySimultaneouslyTest
bool PlaySimultaneouslyTest::init()
{
    auto ret = AudioEngineTestDemo::init();
    
    char text[36];
    int tmp = 81;
    for(int index = 0; index < TEST_COUNT; ++index){
        sprintf(text,"audio/SoundEffectsFX009/FX0%d.mp3",tmp + index);
        _files[index] = text;
    }
    _playingcount = 0;
    
    auto playItem = TextButton::create("play-simultaneously", [&](TextButton* button){
        int audioId;
        _playingcount = 0;
        button->setEnabled(false);
        auto startTime = utils::gettime();
        for(int index = 0; index < TEST_COUNT; ++index){
            audioId = AudioEngine::play2d(_files[index]);
            if(audioId != AudioEngine::INVALID_AUDIO_ID){
                _playingcount += 1;
                
                AudioEngine::setFinishCallback(audioId, [&](int id, const std::string& filePath){
                    _playingcount -= 1;
                    if(_playingcount <= 0){
                        ((TextButton*)_playItem)->setEnabled(true);
                    }
                });
            }
            else {
                log("%s,%d,Fail to play file:%s",__FILE__,__LINE__ ,_files[index].c_str());
            }
        }
        log("diff time:%lf",utils::gettime() - startTime);
    });
    playItem->setNormalizedPosition(Vec2(0.5f,0.5f));
    this->addChild(playItem);
    _playItem = playItem;
    
    return ret;
}

PlaySimultaneouslyTest::~PlaySimultaneouslyTest()
{
}

std::string PlaySimultaneouslyTest::title() const
{
    return "Simultaneously play multiple audio";
}

// AudioProfileTest
bool AudioProfileTest::init()
{
    auto ret = AudioEngineTestDemo::init();
    
    char text[30];
    _files[0] = "background.mp3";
#if CC_TARGET_PLATFORM == CC_PLATFORM_IOS || CC_TARGET_PLATFORM == CC_PLATFORM_MAC
    _files[1] = "background.caf";
#else
    _files[1] = "background.ogg";
#endif
    
    std::string fontFilePath = "fonts/arial.ttf";
    _minDelay = 1.0f;
    _time = 0.0f;

    _audioProfile.name = "AudioProfileTest";
    _audioProfile.maxInstances = 3;
    _audioProfile.minDelay = 1.0;
    
    Vec2 pos(0.5f,0.7f);
    for(int index = 0; index < FILE_COUNT; ++index){
        sprintf(text,"play %s",_files[index].c_str());
        
        auto playItem = TextButton::create(text, [&](TextButton* button){
            int index = button->getTag();
            auto id = AudioEngine::play2d(_files[index], false, 1.0f, &_audioProfile);
            if(id != AudioEngine::INVALID_AUDIO_ID){
                _time = _minDelay;
                _audioCount += 1;
                char show[30];
                sprintf(show,"audio count:%d",_audioCount);
                _showLabel->setString(show);
                
                AudioEngine::setFinishCallback(id, [&](int id, const std::string& filePath){
                    _audioCount -= 1;
                    char show[30];
                    sprintf(show,"audio count:%d",_audioCount);
                    _showLabel->setString(show);
                });
            }
            
        });
        playItem->setTag(index);
        playItem->setNormalizedPosition(pos);
        this->addChild(playItem);
        pos.y -= 0.15f;
        
    }
    
    Vec2 origin = Director::getInstance()->getVisibleOrigin();
    Size size = Director::getInstance()->getVisibleSize();
    
    auto profileInfoLabel = Label::createWithTTF("AudioProfile Info:\n    max instance:3  \n    minimum delay:1.0", fontFilePath, 12);
    profileInfoLabel->setAnchorPoint(Vec2::ANCHOR_MIDDLE_LEFT);
    profileInfoLabel->setPosition(Vec2(origin.x, origin.y + size.height * 0.65f));
    addChild(profileInfoLabel);
    
    _audioCount = 0;
    _showLabel = Label::createWithTTF("audio count:0", fontFilePath, 12);
    _showLabel->setAnchorPoint(Vec2::ANCHOR_MIDDLE_LEFT);
    _showLabel->setPosition(Vec2(origin.x, origin.y + size.height * 0.5f));
    addChild(_showLabel);
    
    auto timeSlider = SliderEx::create();
    timeSlider->setEnabled(false);
    timeSlider->setNormalizedPosition(pos);
    addChild(timeSlider);
    _timeSlider = timeSlider;
    
    this->schedule(CC_CALLBACK_1(AudioProfileTest::update, this), 0.05f, "update_key");
    
    return ret;
}

void AudioProfileTest::update(float dt)
{
    if(_time > 0.0f)
    {
        _time -= dt;
        ((SliderEx*)_timeSlider)->setRatio(_time / _minDelay);
    }
}

AudioProfileTest::~AudioProfileTest()
{
}

std::string AudioProfileTest::title() const
{
    return "AudioProfileTest";
}

std::string AudioProfileTest::subtitle() const
{
    return "See the console.";
}

// InvalidAudioFileTest
bool InvalidAudioFileTest::init()
{
    auto ret = AudioEngineTestDemo::init();
    
    auto playItem = TextButton::create("play unsupported media type", [&](TextButton* button){
#if CC_TARGET_PLATFORM == CC_PLATFORM_IOS || CC_TARGET_PLATFORM == CC_PLATFORM_MAC
        AudioEngine::play2d("background.ogg");
#elif CC_TARGET_PLATFORM == CC_PLATFORM_ANDROID || CC_TARGET_PLATFORM == CC_PLATFORM_WIN32
        AudioEngine::play2d("background.caf"); 
#endif
    });
    playItem->setNormalizedPosition(Vec2(0.5f, 0.6f));
    this->addChild(playItem);
    
    auto playItem2 = TextButton::create("play not-existent file", [&](TextButton* button){
        AudioEngine::play2d("not-existent file.mp3");
    });
    playItem2->setNormalizedPosition(Vec2(0.5f, 0.4f));
    this->addChild(playItem2);
    
    return ret;
}

InvalidAudioFileTest::~InvalidAudioFileTest()
{
}

std::string InvalidAudioFileTest::title() const
{
    return "Test invalid audio file";
}

std::string InvalidAudioFileTest::subtitle() const
{
    return "Not crash,please see the console.";
}

// LargeAudioFileTest
bool LargeAudioFileTest::init()
{
    auto ret = AudioEngineTestDemo::init();
    
    auto playItem = TextButton::create("play large audio file", [&](TextButton* button){
        AudioEngine::play2d("audio/LuckyDay.mp3");
    });
    playItem->setNormalizedPosition(Vec2::ANCHOR_MIDDLE);
    this->addChild(playItem);
    
    return ret;
}

LargeAudioFileTest::~LargeAudioFileTest()
{
}

std::string LargeAudioFileTest::title() const
{
    return "Test large audio file";
}

bool AudioIssue11143Test::init()
{
    if (AudioEngineTestDemo::init())
    {
        auto& layerSize = this->getContentSize();

        auto playItem = TextButton::create("play", [](TextButton* button){
            AudioEngine::play2d("audio/SoundEffectsFX009/FX082.mp3", true);
            AudioEngine::stopAll();
            
            auto audioId = AudioEngine::play2d("audio/SoundEffectsFX009/FX082.mp3", true);
            char key[100] = {0};
            sprintf(key, "play another sound %d", audioId);
            button->scheduleOnce([audioId](float dt){
                AudioEngine::stop(audioId);
                AudioEngine::play2d("audio/SoundEffectsFX009/FX083.mp3");
            }, 0.3f, key);

        });
        playItem->setPosition(layerSize.width * 0.5f, layerSize.height * 0.5f);
        addChild(playItem);

        return true;
    }

    return false;
}

std::string AudioIssue11143Test::title() const
{
    return "Test for issue 11143";
}

std::string AudioIssue11143Test::subtitle() const
{
    return "2 seconds after first sound play,you should hear another sound.";
}

// Enable profiles for this file
#undef CC_PROFILER_DISPLAY_TIMERS
#define CC_PROFILER_DISPLAY_TIMERS() Profiler::getInstance()->displayTimers()
#undef CC_PROFILER_PURGE_ALL
#define CC_PROFILER_PURGE_ALL() Profiler::getInstance()->releaseAllTimers()

#undef CC_PROFILER_START
#define CC_PROFILER_START(__name__) ProfilingBeginTimingBlock(__name__)
#undef CC_PROFILER_STOP
#define CC_PROFILER_STOP(__name__) ProfilingEndTimingBlock(__name__)
#undef CC_PROFILER_RESET
#define CC_PROFILER_RESET(__name__) ProfilingResetTimingBlock(__name__)

#undef CC_PROFILER_START_CATEGORY
#define CC_PROFILER_START_CATEGORY(__cat__, __name__) do{ if(__cat__) ProfilingBeginTimingBlock(__name__); } while(0)
#undef CC_PROFILER_STOP_CATEGORY
#define CC_PROFILER_STOP_CATEGORY(__cat__, __name__) do{ if(__cat__) ProfilingEndTimingBlock(__name__); } while(0)
#undef CC_PROFILER_RESET_CATEGORY
#define CC_PROFILER_RESET_CATEGORY(__cat__, __name__) do{ if(__cat__) ProfilingResetTimingBlock(__name__); } while(0)

#undef CC_PROFILER_START_INSTANCE
#define CC_PROFILER_START_INSTANCE(__id__, __name__) do{ ProfilingBeginTimingBlock( String::createWithFormat("%08X - %s", __id__, __name__)->getCString() ); } while(0)
#undef CC_PROFILER_STOP_INSTANCE
#define CC_PROFILER_STOP_INSTANCE(__id__, __name__) do{ ProfilingEndTimingBlock(    String::createWithFormat("%08X - %s", __id__, __name__)->getCString() ); } while(0)
#undef CC_PROFILER_RESET_INSTANCE
#define CC_PROFILER_RESET_INSTANCE(__id__, __name__) do{ ProfilingResetTimingBlock( String::createWithFormat("%08X - %s", __id__, __name__)->getCString() ); } while(0)

bool AudioPerformanceTest::init()
{
    if (AudioEngineTestDemo::init())
    {
        std::vector<std::string> audioFiles = {
            "audio/SoundEffectsFX009/FX081.mp3",
            "audio/SoundEffectsFX009/FX082.mp3",
            "audio/SoundEffectsFX009/FX083.mp3",
            "audio/SoundEffectsFX009/FX084.mp3",
            "audio/SoundEffectsFX009/FX085.mp3",
            "audio/SoundEffectsFX009/FX086.mp3",
            "audio/SoundEffectsFX009/FX087.mp3",
            "audio/SoundEffectsFX009/FX088.mp3",
            "audio/SoundEffectsFX009/FX089.mp3",
            "audio/SoundEffectsFX009/FX090.mp3"
        };
        
        for (const auto& audioFile : audioFiles)
        {
            AudioEngine::preload(audioFile);
        }
        
        auto& layerSize = this->getContentSize();
        
        auto playItem = TextButton::create("Start Test", [this, audioFiles](TextButton* button){
            button->setEnabled(false);
            static_cast<TextButton*>(getChildByName("DisplayButton"))->setEnabled(true);
            
            unschedule("test");
            schedule([audioFiles](float dt){
                int index = cocos2d::random(0, (int)(audioFiles.size()-1));
                CC_PROFILER_START("play2d");
                AudioEngine::play2d(audioFiles[index]);
                CC_PROFILER_STOP("play2d");
            }, 0.25f, "test");
        });
        playItem->setPosition(layerSize.width * 0.5f, layerSize.height * 2 / 3);
        playItem->setName("PlayButton");
        addChild(playItem);
        
        auto displayItem = TextButton::create("Display Result", [this, playItem](TextButton* button){
            unschedule("test");
            AudioEngine::stopAll();
            CC_PROFILER_DISPLAY_TIMERS();
            playItem->setEnabled(true);
            button->setEnabled(false);
        });
        displayItem->setEnabled(false);
        displayItem->setPosition(layerSize.width * 0.5f, layerSize.height / 3);
        displayItem->setName("DisplayButton");
        addChild(displayItem);
        
        return true;
    }
    
    return false;
}

std::string AudioPerformanceTest::title() const
{
    return "Test Performance of AudioEngine::play2d, audio is played 1 time per second";
}

std::string AudioPerformanceTest::subtitle() const
{
    return "Please see console for the result";
}

/////////////////////////////////////////////////////////////////////////

bool AudioSwitchStateTest::init()
{
    if (AudioEngineTestDemo::init())
    {
        schedule([](float dt){
            
            AudioEngine::uncacheAll();
            AudioEngine::preload("audio/SoundEffectsFX009/FX081.mp3");
            AudioEngine::play2d("audio/SoundEffectsFX009/FX082.mp3");
            AudioEngine::play2d("audio/LuckyDay.mp3");
            
        }, 0.1f, "AudioSwitchStateTest");
        
        return true;
    }
    
    return false;
}

std::string AudioSwitchStateTest::title() const
{
    return "play, preload, stop switch test";
}

std::string AudioSwitchStateTest::subtitle() const
{
    return "Should not crash";
}

/////////////////////////////////////////////////////////////////////////

bool AudioSmallFileTest::init()
{
    if (AudioEngineTestDemo::init())
    {
        AudioEngine::play2d("audio/SmallFile.mp3");
        return true;
    }
    
    return false;
}

std::string AudioSmallFileTest::title() const
{
    return "Playing small mp3 file";
}

std::string AudioSmallFileTest::subtitle() const
{
    return "Should not crash";
}

/////////////////////////////////////////////////////////////////////////
void AudioPauseResumeAfterPlay::onEnter()
{
    AudioEngineTestDemo::onEnter();

    int audioId = AudioEngine::play2d("audio/SoundEffectsFX009/FX082.mp3");
    AudioEngine::pause(audioId);
    AudioEngine::resume(audioId);
    
    for (int i = 0; i < 10; ++i)
    {
        AudioEngine::pause(audioId);
        AudioEngine::resume(audioId);
    }
}

std::string AudioPauseResumeAfterPlay::title() const
{
    return "pause & resume right after play2d";
}

std::string AudioPauseResumeAfterPlay::subtitle() const
{
    return "Should not crash";
}

/////////////////////////////////////////////////////////////////////////
void AudioPreloadSameFileMultipleTimes::onEnter()
{
    AudioEngineTestDemo::onEnter();

    for (int i = 0; i < 10; ++i)
    {
        AudioEngine::preload("audio/SoundEffectsFX009/FX082.mp3", [i](bool isSucceed){
            log("111: %d preload %s", i, isSucceed ? "succeed" : "failed");
            AudioEngine::preload("audio/SoundEffectsFX009/FX082.mp3", [i](bool isSucceed){
                log("222: %d preload %s", i, isSucceed ? "succeed" : "failed");
                AudioEngine::preload("audio/SoundEffectsFX009/FX082.mp3", [i](bool isSucceed){
                    log("333: %d preload %s", i, isSucceed ? "succeed" : "failed");
                });
            });
        });
    }
}

std::string AudioPreloadSameFileMultipleTimes::title() const
{
    return "Preload same file multiple times";
}

std::string AudioPreloadSameFileMultipleTimes::subtitle() const
{
    return "Should not crash";
}

void AudioPlayFileInWritablePath::onEnter()
{
    AudioEngineTestDemo::onEnter();
    
    auto fileUtils = FileUtils::getInstance();
    std::string writablePath = fileUtils->getWritablePath();
    std::string musicFile = "background.mp3";
    std::string saveFilePath = writablePath + "background_in_writable_dir.mp3";
    
    _oldSearchPaths = fileUtils->getSearchPaths();
    fileUtils->addSearchPath(writablePath, true);

    if (!fileUtils->isFileExist(saveFilePath))
    {
        Data data = fileUtils->getDataFromFile(musicFile);
        FILE* fp = fopen(saveFilePath.c_str(), "wb");
        if (fp != nullptr)
        {
            fwrite(data.getBytes(), data.getSize(), 1, fp);
            fclose(fp);
        }
    }
    
    AudioEngine::play2d(saveFilePath);
}

void AudioPlayFileInWritablePath::onExit()
{
    AudioEngineTestDemo::onExit();
    
    FileUtils::getInstance()->setSearchPaths(_oldSearchPaths);
}

std::string AudioPlayFileInWritablePath::title() const
{
    return "Play audio in writable path";
}

std::string AudioPlayFileInWritablePath::subtitle() const
{
    return "Could play audio";
}