sl@0: // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include "tvgimagecache.h"
sl@0: #include <graphics/directgdiengine.h>
sl@0: 
sl@0: _LIT(KRomBitmap, "z:\\system\\data\\dgdi32bit.mbm");
sl@0: 
sl@0: CTVgImageCache::CTVgImageCache()
sl@0: 	{
sl@0: 	SetTestStepName(KTDirectGdiVgImageCacheStep);
sl@0: 	}
sl@0: 
sl@0: CTVgImageCache::~CTVgImageCache()
sl@0: 	{	
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: @SYMTestCaseID
sl@0: 	GRAPHICS-DIRECTGDI-VGIMAGECACHE-0001
sl@0: 
sl@0: @SYMPREQ 
sl@0: 	PREQ39
sl@0: 
sl@0: @SYMREQ
sl@0: 	REQ9195
sl@0: 	REQ9201 
sl@0: 	REQ9202 
sl@0: 	REQ9222 
sl@0: 	REQ9223 
sl@0: 	REQ9236 
sl@0: 	REQ9237
sl@0: 
sl@0: @SYMTestCaseDesc
sl@0: 	Test entries are added to the cache.
sl@0: 
sl@0: @SYMTestStatus
sl@0: 	Implemented
sl@0: 
sl@0: @SYMTestPriority
sl@0: 	High
sl@0: 
sl@0: @SYMTestActions
sl@0: 	1.	Create bitmaps and bitmap masks.  Blit them so that they are stored in the cache.
sl@0: 		Check the VGImages created from the bitmaps are stored in the cache.
sl@0: 	2.	Blit the bitmaps again in a different order.
sl@0: 		Check the order that the bitmaps are stored in the cache.
sl@0: 		
sl@0: @SYMTestExpectedResults
sl@0: 	1.	There are entries for each bitmap and bitmap mask.
sl@0: 	2.	The bitmaps are stored in the cache in order of most-recently used to least-recently used.
sl@0:  */
sl@0: void CTVgImageCache::TestAddEntriesL()
sl@0: 	{	
sl@0: 	_LIT(KTestName, "Test Bitmaps Are Added To Cache"); 
sl@0: 	if(!iRunningOomTests)
sl@0: 		{
sl@0: 		INFO_PRINTF1(KTestName);
sl@0: 		}
sl@0: 	CFbsBitmap* romBitmap = new(ELeave) CFbsBitmap;
sl@0: 	TInt err = romBitmap->Load(KRomBitmap);
sl@0: 	TESTNOERRORL(err);
sl@0: 	CleanupStack::PushL(romBitmap);
sl@0: 	
sl@0: 	TSize bitmapSize(48,48);
sl@0: 	TRect bitmapRect(TPoint(0,0), bitmapSize);
sl@0: 	CFbsBitmap* bitmap1 = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat,  bitmapSize, TSize (20, 20));
sl@0: 	TESTL(bitmap1 != NULL);
sl@0: 	CleanupStack::PushL(bitmap1);
sl@0: 	CFbsBitmap* bitmap2 = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat, bitmapSize, TSize (10, 10));
sl@0: 	TESTL(bitmap2 != NULL);
sl@0: 	CleanupStack::PushL(bitmap2);
sl@0: 	CFbsBitmap* bitmap3 = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat, bitmapSize, TSize (8, 8));
sl@0: 	TESTL(bitmap3 != NULL);
sl@0: 	CleanupStack::PushL(bitmap3);
sl@0: 	CFbsBitmap* mask1 = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat, bitmapSize, TSize (4, 4));
sl@0: 	TESTL(mask1 != NULL);
sl@0: 	CleanupStack::PushL(mask1);
sl@0: 	CFbsBitmap* mask2 = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat, bitmapSize, TSize (2, 2));
sl@0: 	TESTL(mask2 != NULL);
sl@0: 	CleanupStack::PushL(mask2);
sl@0: 
sl@0: 	ResetGc();
sl@0: 	CleanupStack::PushL(TCleanupItem(ResetCache, iVgImageCache));
sl@0: 
sl@0: 	iGc->BitBlt(TPoint(0,0), *romBitmap);		
sl@0: 	iGc->DrawBitmap(bitmapRect, *bitmap1);
sl@0: 	iGc->BitBltMasked(TPoint(0,0), *bitmap2, bitmapRect, *mask1, EFalse);
sl@0: 	iGc->DrawBitmapMasked(bitmapRect, *bitmap3, bitmapRect, *mask2, EFalse);
sl@0: 	
sl@0: 	// Check bitmaps added
sl@0: 	TInt numEntries = iVgImageCache->NumEntries();
sl@0: 	TEST(numEntries == 6);
sl@0: 	// The following tests must leave if they fail,
sl@0: 	// otherwise a panic will occur in the ordered cache entry test
sl@0: 	TESTL(iVgImageCache->IsInCache(romBitmap->SerialNumber()));
sl@0: 	TESTL(iVgImageCache->IsInCache(bitmap1->SerialNumber()));
sl@0: 	TESTL(iVgImageCache->IsInCache(bitmap2->SerialNumber()));
sl@0: 	TESTL(iVgImageCache->IsInCache(bitmap3->SerialNumber()));
sl@0: 	TESTL(iVgImageCache->IsInCache(mask1->SerialNumber()));
sl@0: 	TESTL(iVgImageCache->IsInCache(mask2->SerialNumber()));
sl@0: 	
sl@0: 	//Blit a few more times and check order of items in cache
sl@0: 	iGc->BitBlt(TPoint(0,0), *bitmap3);
sl@0: 	iGc->BitBlt(TPoint(0,0), *bitmap1);
sl@0: 	iGc->BitBlt(TPoint(0,0), *romBitmap);
sl@0: 	iGc->BitBlt(TPoint(0,0), *mask2);
sl@0: 	iGc->BitBlt(TPoint(0,0), *bitmap2);
sl@0: 	
sl@0: 	// Expect the most recently used to be at the head of the list
sl@0: 	// i.e. bitmap2, mask2, romBitmap, bitmap1, bitmap3, mask1
sl@0: 	TInt64* serialNumList = new TInt64[numEntries];
sl@0: 	TESTL(serialNumList != NULL);
sl@0: 	iVgImageCache->GetOrderedCacheEntries(*serialNumList,numEntries);
sl@0: 	TEST(serialNumList[0] == bitmap2->SerialNumber());
sl@0: 	TEST(serialNumList[1] == mask2->SerialNumber());
sl@0: 	TEST(serialNumList[2] == romBitmap->SerialNumber());
sl@0: 	TEST(serialNumList[3] == bitmap1->SerialNumber());
sl@0: 	TEST(serialNumList[4] == bitmap3->SerialNumber());
sl@0: 	TEST(serialNumList[5] == mask1->SerialNumber());
sl@0: 	delete[] serialNumList;
sl@0: 
sl@0: 	CleanupStack::PopAndDestroy(7, romBitmap);
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: @SYMTestCaseID
sl@0: 	GRAPHICS-DIRECTGDI-VGIMAGECACHE-0002
sl@0: 
sl@0: @SYMPREQ 
sl@0: 	PREQ39
sl@0: 
sl@0: @SYMREQ
sl@0: 	REQ9195
sl@0: 	REQ9201 
sl@0: 	REQ9202 
sl@0: 	REQ9222 
sl@0: 	REQ9223 
sl@0: 	REQ9236 
sl@0: 	REQ9237
sl@0: 
sl@0: @SYMTestCaseDesc
sl@0: 	Test entries are added to the cache.
sl@0: 
sl@0: @SYMTestStatus
sl@0: 	Implemented
sl@0: 
sl@0: @SYMTestPriority
sl@0: 	High
sl@0: 
sl@0: @SYMTestActions
sl@0: 	Create a bitmap.  Blit it so that it is stored in the cache.
sl@0: 	Check there is an entry for that bitmap in the cache.
sl@0: 	Resize the bitmap (so that the bitmap's touch count is increased).
sl@0: 	Blit the bitmap again.
sl@0: 	Check the value of the touch count stored in the cache.
sl@0: 	
sl@0: @SYMTestExpectedResults
sl@0: 	Entry exists for bitmap and touch count value stored in cache
sl@0: 	is same as the bitmap after it was resized.
sl@0: 
sl@0:  */
sl@0: void CTVgImageCache::TestBitmapResizedL()
sl@0: 	{	
sl@0: 	_LIT(KTestName, "Test That Images In Cache Are Updated When Associated Bitmap Is Resized"); 
sl@0: 	if(!iRunningOomTests)
sl@0: 		{
sl@0: 		INFO_PRINTF1(KTestName);
sl@0: 		}
sl@0: 	TSize bitmapSize(48,48);
sl@0: 	CFbsBitmap* bitmap = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat,  bitmapSize, TSize (8, 8));
sl@0: 	TESTL(bitmap != NULL);
sl@0: 
sl@0: 	ResetGc();
sl@0: 
sl@0: 	iGc->BitBlt(TPoint(0,0), *bitmap);
sl@0: 	TInt64 serialNumber = bitmap->SerialNumber();
sl@0: 	// Check bitmaps added
sl@0: 	TEST(iVgImageCache->IsInCache(serialNumber));
sl@0: 	TInt oldTouchCount = iVgImageCache->TouchCount(serialNumber);
sl@0: 	TEST(oldTouchCount == bitmap->TouchCount());
sl@0: 	
sl@0: 	//Resize bitmap
sl@0: 	TESTNOERROR(bitmap->Resize(TSize(80,24)));
sl@0: 	iGc->BitBlt(TPoint(0,0), *bitmap);
sl@0: 	TEST(iVgImageCache->TouchCount(serialNumber) != oldTouchCount);
sl@0: 	TEST(iVgImageCache->TouchCount(serialNumber) == bitmap->TouchCount());
sl@0: 
sl@0: 	delete bitmap;
sl@0: 	iVgImageCache->ResetCache();
sl@0: 	}
sl@0: 
sl@0: 
sl@0: /**
sl@0: @SYMTestCaseID
sl@0: 	GRAPHICS-DIRECTGDI-VGIMAGECACHE-0003
sl@0: 
sl@0: @SYMPREQ 
sl@0: 	PREQ39
sl@0: 
sl@0: @SYMREQ
sl@0: 	REQ9195
sl@0: 	REQ9201 
sl@0: 	REQ9202 
sl@0: 	REQ9222 
sl@0: 	REQ9223 
sl@0: 	REQ9236 
sl@0: 	REQ9237
sl@0: 
sl@0: @SYMTestCaseDesc
sl@0: 	Test entries are added to the cache.
sl@0: 
sl@0: @SYMTestStatus
sl@0: 	Implemented
sl@0: 
sl@0: @SYMTestPriority
sl@0: 	High
sl@0: 
sl@0: @SYMTestActions
sl@0: 	Create a bitmap.  Blit it so that it is stored in the cache.
sl@0: 	Check there is an entry for that bitmap in the cache.
sl@0: 	Swap the width and height of the bitmap (so that the bitmap's touch count is increased).
sl@0: 	Blit the bitmap again.
sl@0: 	Check the value of the touch count stored in the cache.
sl@0: 	
sl@0: @SYMTestExpectedResults
sl@0: 	Entry exists for bitmap and touch count value stored in cache
sl@0: 	is same as the bitmap after its width and height were swapped.
sl@0: 
sl@0:  */
sl@0: void CTVgImageCache::TestBitmapSwapWidthAndHeightL()
sl@0: 	{	
sl@0: 	_LIT(KTestName, "Test That Images In Cache Are Updated When Associated Bitmap Swaps Height and Width"); 
sl@0: 	if(!iRunningOomTests)
sl@0: 		{
sl@0: 		INFO_PRINTF1(KTestName);
sl@0: 		}
sl@0: 	TSize bitmapSize(40,60);
sl@0: 	CFbsBitmap* bitmap = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat,  bitmapSize, TSize (8, 8));
sl@0: 	TESTL(bitmap != NULL);
sl@0: 
sl@0: 	ResetGc();
sl@0: 	iVgImageCache->ResetCache();
sl@0: 
sl@0: 	iGc->BitBlt(TPoint(0,0), *bitmap);
sl@0: 	// Check bitmap is added to cache
sl@0: 	TEST(iVgImageCache->IsInCache(bitmap->SerialNumber()));
sl@0: 	TInt oldTouchCount = bitmap->TouchCount();
sl@0: 	TEST(oldTouchCount == iVgImageCache->TouchCount(bitmap->SerialNumber()));
sl@0: 	
sl@0: 	// Swap width & height of bitmap within a Begin/End bounds
sl@0: 	// so that touch count increases
sl@0: 	TESTNOERROR(bitmap->SwapWidthAndHeight());
sl@0: 	TInt newTouchCount = bitmap->TouchCount();
sl@0: 	iGc->BitBlt(TPoint(0,0), *bitmap);
sl@0: 	// Check touch count is now different
sl@0: 	TEST(newTouchCount != oldTouchCount);
sl@0: 	// Expect cache to update entry for bitmap
sl@0: 	TEST(iVgImageCache->TouchCount(bitmap->SerialNumber()) == newTouchCount);
sl@0: 
sl@0: 	delete bitmap;
sl@0: 	iVgImageCache->ResetCache();
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: @SYMTestCaseID
sl@0: 	GRAPHICS-DIRECTGDI-VGIMAGECACHE-0004
sl@0: 
sl@0: @SYMPREQ 
sl@0: 	PREQ39
sl@0: 
sl@0: @SYMREQ
sl@0: 	REQ9195
sl@0: 	REQ9201 
sl@0: 	REQ9202 
sl@0: 	REQ9222 
sl@0: 	REQ9223 
sl@0: 	REQ9236 
sl@0: 	REQ9237
sl@0: 
sl@0: @SYMTestCaseDesc
sl@0: 	Test entries are not added to the cache for volatile bitmaps.
sl@0: 
sl@0: @SYMTestStatus
sl@0: 	Implemented
sl@0: 
sl@0: @SYMTestPriority
sl@0: 	High
sl@0: 
sl@0: @SYMTestActions
sl@0: 	Create Font Image Storage. In the cycle request Glyph Image entry for particular Glyph 
sl@0: 	code and font ID. 
sl@0: 	Delete Glyph Storage.
sl@0: 	
sl@0: @SYMTestExpectedResults
sl@0: 	No entry exists for the bitmap in the cache.
sl@0: 
sl@0:  */
sl@0: void CTVgImageCache::TestVolatileBitmapL()
sl@0: 	{	
sl@0: 	_LIT(KTestName, "Test That Volatile Bitmaps Are not Stored In Cache"); 
sl@0: 	if(!iRunningOomTests)
sl@0: 		{
sl@0: 		INFO_PRINTF1(KTestName);
sl@0: 		}
sl@0: 	TSize bitmapSize(40,60);
sl@0: 	CFbsBitmap* bitmap = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat,  bitmapSize, TSize (8, 8));
sl@0: 	TESTL(bitmap != NULL);
sl@0: 
sl@0: 	ResetGc();
sl@0: 	iVgImageCache->ResetCache();
sl@0: 
sl@0: 	// Make bitmap volatile
sl@0: 	bitmap->DataAddress();
sl@0: 	iGc->BitBlt(TPoint(0,0), *bitmap);
sl@0: 	// Check bitmap is added to cache
sl@0: 	TEST(!iVgImageCache->IsInCache(bitmap->SerialNumber()));
sl@0: 
sl@0: 	delete bitmap;
sl@0: 	iVgImageCache->ResetCache();
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: @SYMTestCaseID
sl@0: 	GRAPHICS-DIRECTGDI-VGIMAGECACHE-0005
sl@0: 
sl@0: @SYMPREQ 
sl@0: 	PREQ39
sl@0: 
sl@0: @SYMREQ
sl@0: 	REQ9195
sl@0: 	REQ9201 
sl@0: 	REQ9202 
sl@0: 	REQ9222 
sl@0: 	REQ9223 
sl@0: 	REQ9236 
sl@0: 	REQ9237
sl@0: 
sl@0: @SYMTestCaseDesc
sl@0: 	Test least recently used entries are deleted  when the cache is full and a new entry is added to the cache.
sl@0: 
sl@0: @SYMTestStatus
sl@0: 	Implemented
sl@0: 
sl@0: @SYMTestPriority
sl@0: 	High
sl@0: 
sl@0: @SYMTestActions
sl@0: 	Fill the cache up (by blitting many different bitmaps).
sl@0: 	Blit one more bitmap so that the cache has to delete an entry.
sl@0: 	Get the driver's MDirectGdiDriverCacheSize extension interface.
sl@0: 	Check that a new maximum cache size cannot be set that is smaller
sl@0: 	than the existing cache size.
sl@0: 	
sl@0: @SYMTestExpectedResults
sl@0: 	An entry was deleted and that entry was the least recently used.
sl@0: 	A cache size cannot be set that is smaller than the existing cache size.
sl@0:  */
sl@0: void CTVgImageCache::TestFullCacheL()
sl@0: 	{	
sl@0: 	_LIT(KTestName, "Test Adding Image to Cache when Cache is Full"); 
sl@0: 	if(!iRunningOomTests)
sl@0: 		{
sl@0: 		INFO_PRINTF1(KTestName);
sl@0: 		}
sl@0: 	
sl@0: 	ResetGc();
sl@0: 	iVgImageCache->ResetCache();
sl@0: 	CleanupStack::PushL(TCleanupItem(ResetCache, iVgImageCache));
sl@0: 	TInt maxCacheSize = iVgImageCache->MaxCacheSize();
sl@0: 
sl@0: 	TSize bitmapSize(200,200);
sl@0: 	TInt dataStride = CFbsBitmap::ScanLineLength(bitmapSize.iWidth, TDisplayModeMapping::MapPixelFormatToDisplayMode(iTestParams.iSourcePixelFormat));
sl@0: 	TInt imageSizeInBytes = bitmapSize.iHeight * dataStride;
sl@0: 	TSize checksPerAxis(1,1);
sl@0: 	// Create the first bitmap to be added to the cache.
sl@0: 	// This is also be the bitmap to be removed from the cache when full.
sl@0: 	CFbsBitmap* firstBitmap = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat,  bitmapSize, checksPerAxis);
sl@0: 	TESTL(firstBitmap != NULL);
sl@0: 	CleanupStack::PushL(firstBitmap);
sl@0: 	iGc->BitBlt(TPoint(0,0), *firstBitmap);
sl@0: 	TEST(iVgImageCache->IsInCache(firstBitmap->SerialNumber()));
sl@0: 
sl@0: 	// Fill the cache up.
sl@0: 	while(imageSizeInBytes + iVgImageCache->CacheSizeInBytes() < maxCacheSize)
sl@0: 		{
sl@0: 		CFbsBitmap* bitmap = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat,  bitmapSize, checksPerAxis);
sl@0: 		TESTL(bitmap != NULL);
sl@0: 		iGc->BitBlt(TPoint(0,0), *bitmap);
sl@0: 		delete bitmap;
sl@0: 		}
sl@0: 	
sl@0: 	// Add one more entry to the cache
sl@0: 	CFbsBitmap* bitmap = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat,  bitmapSize, checksPerAxis);
sl@0: 	TESTL(bitmap != NULL);
sl@0: 	TEST(!iVgImageCache->IsInCache(bitmap->SerialNumber()));
sl@0: 	TEST(iVgImageCache->IsInCache(firstBitmap->SerialNumber()));
sl@0: 	iGc->BitBlt(TPoint(0,0), *bitmap);
sl@0: 	
sl@0: 	// firstBitmap should now have been removed from the cache as it was the least recently used.
sl@0: 	TEST(!iVgImageCache->IsInCache(firstBitmap->SerialNumber()));
sl@0: 	// last bitmap should be in cache
sl@0: 	TEST(iVgImageCache->IsInCache(bitmap->SerialNumber()));
sl@0: 	
sl@0: 	// get the driver's MDirectGdiDriverCacheSize extension interface and attempt
sl@0: 	// to set the maximum cache size to be smaller than the existing cache size
sl@0: 	CDirectGdiDriver* driver = CDirectGdiDriver::Static();
sl@0: 	TESTL(driver != NULL);
sl@0: 	MDirectGdiDriverCacheSize* driverCacheSize = NULL;
sl@0: 	TInt res = driver->GetInterface(TUid::Uid(KDirectGdiDriverCacheSizeUid), (TAny*&)driverCacheSize);
sl@0: 	TESTNOERRORL(res);
sl@0: 	// save the original cache size
sl@0: 	TInt originalCacheSize = driverCacheSize->MaxImageCacheSize();
sl@0: 	// setting the cache size to a size smaller than the existing cache should fail
sl@0: 	res = driverCacheSize->SetMaxImageCacheSize(iVgImageCache->CacheSizeInBytes()-1);
sl@0: 	TEST(res == KErrArgument);	
sl@0: 	// setting the cache size to the same size as the existing cache should pass
sl@0: 	res = driverCacheSize->SetMaxImageCacheSize(iVgImageCache->CacheSizeInBytes());
sl@0: 	TESTNOERROR(res);
sl@0: 	TEST(iVgImageCache->CacheSizeInBytes() == driverCacheSize->MaxImageCacheSize());
sl@0: 	// reset the original driver cache size
sl@0: 	res = driverCacheSize->SetMaxImageCacheSize(originalCacheSize);
sl@0: 	TESTNOERROR(res);
sl@0: 
sl@0: 	delete bitmap;
sl@0: 	CleanupStack::PopAndDestroy(firstBitmap);
sl@0: 	CleanupStack::PopAndDestroy(iVgImageCache);
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: @SYMTestCaseID
sl@0: 	GRAPHICS-DIRECTGDI-VGIMAGECACHE-0006
sl@0: 
sl@0: @SYMPREQ 
sl@0: 	PREQ39
sl@0: 
sl@0: @SYMREQ
sl@0: 	REQ9195
sl@0: 	REQ9201 
sl@0: 	REQ9202 
sl@0: 	REQ9222 
sl@0: 	REQ9223 
sl@0: 	REQ9236 
sl@0: 	REQ9237
sl@0: 
sl@0: @SYMTestCaseDesc
sl@0: 	Test adding a bitmap larger than maximum size of cache.
sl@0: 
sl@0: @SYMTestStatus
sl@0: 	Implemented
sl@0: 
sl@0: @SYMTestPriority
sl@0: 	High
sl@0: 
sl@0: @SYMTestActions.
sl@0: 	Blit a small bitmap which is added to the cache.
sl@0: 	Blit a bitmap whose size in pixels is more than the maximum size of the cache.
sl@0: 	
sl@0: @SYMTestExpectedResults
sl@0: 	An entry for the large bitmap should not appear in the cache.
sl@0: 	An entry for the small bitmap should appear in the cache.
sl@0: 
sl@0:  */
sl@0: void CTVgImageCache::TestImageLargerThanCacheL()
sl@0: 	{	
sl@0: 	_LIT(KTestName, "Test Adding Image Larger Than Cache"); 
sl@0: 	if(!iRunningOomTests)
sl@0: 		{
sl@0: 		INFO_PRINTF1(KTestName);
sl@0: 		}
sl@0: 	
sl@0: 	ResetGc();
sl@0: 	iVgImageCache->ResetCache();
sl@0: 	TInt maxCacheSize = iVgImageCache->MaxCacheSize();
sl@0: 	
sl@0: 	// Calculate height of bitmap whose width is 512 pixels so that the total size in bytes of the bitmap
sl@0: 	// is the same as the maximum cache size.
sl@0: 	TInt dataStride = CFbsBitmap::ScanLineLength(512, TDisplayModeMapping::MapPixelFormatToDisplayMode(iTestParams.iSourcePixelFormat));
sl@0: 	TInt largeBitmapHeight = maxCacheSize / dataStride;
sl@0: 	// Want bitmap with a larger size in bytes than cache,
sl@0: 	// so create a bitmap with width of 550 pixels and largeBitmapHeight
sl@0: 	TSize largeBitmapSize(550,largeBitmapHeight);
sl@0: 
sl@0: 	TSize smallBitmapSize(200,200);
sl@0: 
sl@0: 	TSize checksPerAxis(1,1);
sl@0: 
sl@0: 	// Create a small bitmap to be added to the cache.
sl@0: 	CFbsBitmap* smallBitmap = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat,  smallBitmapSize, checksPerAxis);
sl@0: 	TESTL(smallBitmap != NULL);
sl@0: 	CleanupStack::PushL(smallBitmap);
sl@0: 	// Create large bitmap which is too large to fit in cache
sl@0: 	CFbsBitmap* largeBitmap = CreateCheckedBoardBitmapL(iTestParams.iSourcePixelFormat,  largeBitmapSize, checksPerAxis);
sl@0: 	TESTL(largeBitmap != NULL);
sl@0: 
sl@0: 	// Add small bitmap to cache
sl@0: 	iGc->BitBlt(TPoint(0,0), *smallBitmap);
sl@0: 	TEST(iVgImageCache->IsInCache(smallBitmap->SerialNumber()));
sl@0: 
sl@0: 	// Blit large bitmap
sl@0: 	iGc->BitBlt(TPoint(0,0), *largeBitmap);
sl@0: 	TEST(!iVgImageCache->IsInCache(largeBitmap->SerialNumber()));
sl@0: 	TEST(iVgImageCache->IsInCache(smallBitmap->SerialNumber()));
sl@0: 
sl@0: 	delete largeBitmap;
sl@0: 	CleanupStack::PopAndDestroy(smallBitmap);
sl@0: 	iVgImageCache->ResetCache();
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: Override of base class virtual
sl@0: @leave Gets system wide error code
sl@0: @return - TVerdict code
sl@0: */
sl@0: TVerdict CTVgImageCache::doTestStepPreambleL()
sl@0: 	{			
sl@0: 	CTDirectGdiStepBase::doTestStepPreambleL();
sl@0: 	return TestStepResult();
sl@0: 	}
sl@0: 	
sl@0: /** 
sl@0: Override of base class pure virtual
sl@0: Our implementation only gets called if the base class doTestStepPreambleL() did
sl@0: not leave. That being the case, the current test result value will be EPass.
sl@0: @leave Gets system wide error code
sl@0: @return TVerdict code
sl@0: */	
sl@0: TVerdict CTVgImageCache::doTestStepL()
sl@0: 	{
sl@0: 	if (iUseDirectGdi)
sl@0: 		{
sl@0: 		// Test independent of target pixel formats, so just use first.
sl@0: 		iTestParams.iTargetPixelFormat = iTargetPixelFormatArray[0];
sl@0: 		// Test needs a VG compatible source pixel format.
sl@0: 		iTestParams.iSourcePixelFormat = EUidPixelFormatRGB_565;
sl@0: 		SetTargetL(iTestParams.iTargetPixelFormat);
sl@0: 		if (!iUseSwDirectGdi)
sl@0: 			{
sl@0: 			RunTestsL();
sl@0: 			RunOomTestsL();
sl@0: 			}
sl@0: 		else
sl@0: 			{
sl@0: 			INFO_PRINTF1(_L("SW DirectGDI has no image cache to test!"));
sl@0: 			}
sl@0: 
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		INFO_PRINTF1(_L("BitGDI has no image cache to test!"));
sl@0: 		}
sl@0: 	return TestStepResult();
sl@0: 	}
sl@0: 
sl@0: /**
sl@0: Override of base class pure virtual
sl@0: Lists the tests to be run
sl@0: */
sl@0: void CTVgImageCache::RunTestsL()
sl@0: 	{
sl@0: 	SetTestStepID(_L("GRAPHICS-DIRECTGDI-VGIMAGECACHE-0001"));
sl@0: 	TestAddEntriesL();
sl@0: 	RecordTestResultL();
sl@0: 	SetTestStepID(_L("GRAPHICS-DIRECTGDI-VGIMAGECACHE-0005"));
sl@0: 	TestFullCacheL();
sl@0: 	RecordTestResultL();
sl@0: 	SetTestStepID(_L("GRAPHICS-DIRECTGDI-VGIMAGECACHE-0006"));
sl@0: 	TestImageLargerThanCacheL();
sl@0: 	RecordTestResultL();
sl@0: 	SetTestStepID(_L("GRAPHICS-DIRECTGDI-VGIMAGECACHE-0002"));
sl@0: 	TestBitmapResizedL();
sl@0: 	RecordTestResultL();
sl@0: 	SetTestStepID(_L("GRAPHICS-DIRECTGDI-VGIMAGECACHE-0003"));
sl@0: 	TestBitmapSwapWidthAndHeightL();
sl@0: 	RecordTestResultL();
sl@0: 	SetTestStepID(_L("GRAPHICS-DIRECTGDI-VGIMAGECACHE-0004"));
sl@0: 	TestVolatileBitmapL();
sl@0: 	RecordTestResultL();
sl@0: 	}