SpriteFrameCacheTest.cpp

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/****************************************************************************
 Copyright (c) 2012 cocos2d-x.org
 Copyright (c) 2013-2016 Chukong Technologies Inc.
 Copyright (c) 2017-2018 Xiamen Yaji Software Co., Ltd.
 
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#include "SpriteFrameCacheTest.h"
 
#include <cassert>
 
// enable log
#define COCOS2D_DEBUG 1
 
USING_NS_CC;
 
SpriteFrameCacheTests::SpriteFrameCacheTests()
{
    ADD_TEST_CASE(SpriteFrameCachePixelFormatTest);
    ADD_TEST_CASE(SpriteFrameCacheLoadMultipleTimes);
    ADD_TEST_CASE(SpriteFrameCacheFullCheck);
}
 
SpriteFrameCachePixelFormatTest::SpriteFrameCachePixelFormatTest()
{
    const Size screenSize = Director::getInstance()->getWinSize();
 
    infoLabel = Label::create();
    infoLabel->setAnchorPoint(Point(0.5f, 1.0f));
    infoLabel->setAlignment(cocos2d::TextHAlignment::CENTER);
    infoLabel->setPosition(screenSize.width * 0.5f, screenSize.height * 0.7f);
    addChild(infoLabel);
    
    // load atlas definition with specified PixelFormat and check that it matches to expected format
    loadSpriteFrames("Images/sprite_frames_test/test_A8.plist", backend::PixelFormat::A8);
    loadSpriteFrames("Images/sprite_frames_test/test_RGBA8888.plist", backend::PixelFormat::RGBA8888);
    loadSpriteFrames("Images/sprite_frames_test/test_AI88.plist", backend::PixelFormat::AI88);
    loadSpriteFrames("Images/sprite_frames_test/test_RGBA8888.plist", backend::PixelFormat::RGBA8888);
    loadSpriteFrames("Images/sprite_frames_test/test_RGB565.plist", backend::PixelFormat::RGB565);
    loadSpriteFrames("Images/sprite_frames_test/test_RGB888.plist", backend::PixelFormat::RGB888);
    loadSpriteFrames("Images/sprite_frames_test/test_RGBA4444.plist", backend::PixelFormat::RGBA4444);
    loadSpriteFrames("Images/sprite_frames_test/test_RGBA5551.plist", backend::PixelFormat::RGB5A1);
    
    if (Configuration::getInstance()->supportsPVRTC()) {
        loadSpriteFrames("Images/sprite_frames_test/test_PVRTC2.plist", backend::PixelFormat::PVRTC2A);
        loadSpriteFrames("Images/sprite_frames_test/test_PVRTC4.plist", backend::PixelFormat::PVRTC4A);
        loadSpriteFrames("Images/sprite_frames_test/test_PVRTC2_NOALPHA.plist", backend::PixelFormat::PVRTC2);
    }
    
    // test loading atlases without PixelFormat specified
    Texture2D::setDefaultAlphaPixelFormat(backend::PixelFormat::RGB5A1);
    loadSpriteFrames("Images/sprite_frames_test/test_NoFormat.plist", backend::PixelFormat::RGB5A1);
    
    // restore default alpha pixel format
    Texture2D::setDefaultAlphaPixelFormat(backend::PixelFormat::RGBA8888);
}
 
void SpriteFrameCachePixelFormatTest::loadSpriteFrames(const std::string &file, cocos2d::backend::PixelFormat expectedFormat)
{
    SpriteFrameCache::getInstance()->addSpriteFramesWithFile(file);
    SpriteFrame *spriteFrame = SpriteFrameCache::getInstance()->getSpriteFrameByName("grossini.png");
    Texture2D *texture = spriteFrame->getTexture();
    const ssize_t bitsPerKB = 8 * 1024;
    const double memorySize = 1.0 * texture->getBitsPerPixelForFormat() * texture->getContentSizeInPixels().width * texture->getContentSizeInPixels().height / bitsPerKB;
#ifndef CC_USE_METAL
    CC_ASSERT(texture->getPixelFormat() == expectedFormat);
#endif
    const std::string textureInfo = StringUtils::format("%s: %.2f KB\r\n", texture->getStringForFormat(), memorySize);
    infoLabel->setString(infoLabel->getString() + textureInfo);
    
    SpriteFrameCache::getInstance()->removeSpriteFramesFromFile(file);
    Director::getInstance()->getTextureCache()->removeTexture(texture);
}
 
 
SpriteFrameCacheLoadMultipleTimes::SpriteFrameCacheLoadMultipleTimes()
{
    const Size screenSize = Director::getInstance()->getWinSize();
 
    // load atlas definition with specified PixelFormat and check that it matches to expected format
    loadSpriteFrames("Images/sprite_frames_test/test_RGBA8888.plist", backend::PixelFormat::RGBA8888);
    loadSpriteFrames("Images/sprite_frames_test/test_RGBA8888.plist", backend::PixelFormat::RGBA8888);
    loadSpriteFrames("Images/sprite_frames_test/test_RGBA8888.plist", backend::PixelFormat::RGBA8888);
    loadSpriteFrames("Images/sprite_frames_test/test_RGBA8888.plist", backend::PixelFormat::RGBA8888);
 
}
 
void SpriteFrameCacheLoadMultipleTimes::loadSpriteFrames(const std::string &file, cocos2d::backend::PixelFormat expectedFormat)
{
    SpriteFrameCache::getInstance()->addSpriteFramesWithFile(file);
    SpriteFrame *spriteFrame = SpriteFrameCache::getInstance()->getSpriteFrameByName("grossini.png");
    Texture2D *texture = spriteFrame->getTexture();
    CC_ASSERT(texture->getPixelFormat() == expectedFormat);
 
    SpriteFrameCache::getInstance()->removeSpriteFrameByName("grossini.png");
    Director::getInstance()->getTextureCache()->removeTexture(texture);
}
 
 
SpriteFrameCacheFullCheck::SpriteFrameCacheFullCheck()
{
    const Size screenSize = Director::getInstance()->getWinSize();
    // load atlas definition with specified PixelFormat and check that it matches to expected format
    loadSpriteFrames("Images/test_polygon.plist", backend::PixelFormat::RGBA8888);
}
 
void SpriteFrameCacheFullCheck::loadSpriteFrames(const std::string &file, cocos2d::backend::PixelFormat expectedFormat)
{
    auto cache = SpriteFrameCache::getInstance();
 
    CCASSERT(cache->isSpriteFramesWithFileLoaded("plist which not exists") == false, "Plist not exists");
 
    cache->addSpriteFramesWithFile(file);
    CCASSERT(cache->isSpriteFramesWithFileLoaded(file) == true, "Plist should be full after loaded");
 
    cache->removeSpriteFrameByName("not_exists_grossinis_sister.png");
    CCASSERT(cache->isSpriteFramesWithFileLoaded(file) == true, "Plist should not be still full");
 
    cache->removeSpriteFrameByName("grossinis_sister1.png");
    CCASSERT(cache->isSpriteFramesWithFileLoaded(file) == false, "Plist should not be full after remove any sprite");
 
    cache->addSpriteFramesWithFile(file);
    CCASSERT(cache->isSpriteFramesWithFileLoaded(file) == true, "Plist should be full after reloaded");
}