/*

 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of "Eclipse Public License v1.0"

 * which accompanies this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

 *

 * Initial Contributors:

 * Nokia Corporation - initial contribution.

 *

 * Contributors:

 *

 * Description: 

 *

 */

 /**

  @file

  @test

  @internalComponent - Internal Symbian test code

 */

 #include "egltest_endpointtearing.h"

 #include "egltest_endpoint_images.h"

 CEglTest_RemoteTestStep_EndpointTearing::CEglTest_RemoteTestStep_EndpointTearing() :

     CRemoteTestStepBase(ETestUidEndpointTearing)

     {

     }

 CEglTest_RemoteTestStep_EndpointTearing::~CEglTest_RemoteTestStep_EndpointTearing()

     {

     }

 TRemoteTestVerdict CEglTest_RemoteTestStep_EndpointTearing::DoStartRemoteTestStepL(const TRemoteTestParams& aMessageIn)

     {

     REMOTE_INFO_PRINTF1(_L("Starting Remote Test Step."));

     EglStartL();

     iDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY);

     TSurfaceId surface = aMessageIn.iEndpointTearing.iSurfaceId; 

     iEndpoint = EglEndpoint().CreateEndpoint(iDisplay, EGL_ENDPOINT_TYPE_CONSUMER_NOK, EGL_TSURFACEID_NOK, &surface, NULL);

     if(iEndpoint == EGL_NO_ENDPOINT_NOK)

         {

         REMOTE_ERR_PRINTF2(_L("Failed to create endpoint. err = %d"), eglGetError());

         User::Leave(KErrBadHandle);

         }

     REMOTE_INFO_PRINTF1(_L("Endpoint created."));

     return ERtvPass;

     }

 TRemoteTestVerdict CEglTest_RemoteTestStep_EndpointTearing::DoEndRemoteTestStepL(const TRemoteTestParams& /*aMessageIn*/)

     {

     REMOTE_INFO_PRINTF1(_L("Ending Remote Test Step."));

     EglEndpoint().DestroyEndpoint(iDisplay, iEndpoint);

     EglEndL();

     return ERtvPass;

     }

 TRemoteTestVerdict CEglTest_RemoteTestStep_EndpointTearing::DoRunRemoteTestCaseL(TInt aTestCase, const TRemoteTestParams& aParams)

     {

     switch(aTestCase)

         {

         case 0:     return TearingTestCaseL(aParams);

         default:    return ERtvAbort;

         }

     }

 TRemoteTestVerdict CEglTest_RemoteTestStep_EndpointTearing::TearingTestCaseL(const TRemoteTestParams& /*aParams*/)

     {

     //Begin streaming.

     EGLBoolean result = EglEndpoint().EndpointBeginStreaming(iDisplay, iEndpoint);

     if(result == EGL_FALSE)

         {

         REMOTE_ERR_PRINTF2(_L("Failed to enter streaming block. err = %d"), eglGetError());

         User::Leave(KErrBadHandle);

         }

     //Create an EglWindowSurface so we have a current context for vg operations.

     CEglWindowSurface* surface = CEglWindowSurface::NewL();

     CleanupStack::PushL(surface);

     surface->CreateL(EStandardSurface, TPoint(0, 0));

     surface->ActivateL();

     REMOTE_INFO_PRINTF1(_L("Repeatedly acquiring images and checking for evidence of tearing."));

     //The test should run for 7 seconds so we use a timer 

     //and loop while the request status is KRequestPending.

     TRequestStatus notifyTimeDone;

     RTimer timer;

     User::LeaveIfError(timer.CreateLocal());

     CleanupClosePushL(timer);

     timer.After(notifyTimeDone, 7 * 1000000);

     //Acquire and check that image is solid colour in a loop while the timer has not fired.

     TRemoteTestVerdict retVal = ERtvPass;

     TInt numIters = 0;

     while(notifyTimeDone.Int() == KRequestPending)

         {

         TRAPD(err, retVal = AcquireAndCheckImageL());

         if(err != KErrNone)

             {

             //Cancel the timer, wait for the notification and re-leave.

             timer.Cancel();

             User::WaitForRequest(notifyTimeDone);

             User::Leave(err);

             }

         if(retVal != ERtvPass)

             {

             REMOTE_ERR_PRINTF2(_L("Detected tearing in aquired image number %d"), numIters);

             timer.Cancel();

             break;

             }

         ++numIters;

         }

     //Tidy up the thread semaphore.

     User::WaitForRequest(notifyTimeDone);

     REMOTE_ERR_PRINTF2(_L("Number of successful iterations: %d"), numIters);

     CleanupStack::PopAndDestroy(2, surface);

     EglEndpoint().EndpointEndStreaming(iDisplay, iEndpoint);

     return retVal;

     }

 TRemoteTestVerdict CEglTest_RemoteTestStep_EndpointTearing::AcquireAndCheckImageL()

     {

     //Acquire an image from the endpoint.

     EGLImageKHR eglImage = EglEndpoint().AcquireImage(iDisplay, iEndpoint);

     if(eglImage == EGL_NO_IMAGE_KHR)

         {

         REMOTE_ERR_PRINTF2(_L("Failed to acquire image from endpoint. err = %d"), eglGetError());

         User::Leave(KErrBadHandle);

         }

     //Check the image. This bit can leave, so we trap it so we 

     //have an opportunity to release the image before re-leaving.

     TRemoteTestVerdict retVal = ERtvPass;

     TRAPD(err, retVal = CheckImageL(eglImage));

     //Release the image back to the endpoint.

     EGLBoolean err2 = EglEndpoint().ReleaseImage(iDisplay, iEndpoint, eglImage, EGL_OPENVG_API);

     //Report the 1st error.

     User::LeaveIfError(err);

     if(err2 == EGL_FALSE)

         {

         REMOTE_ERR_PRINTF2(_L("Failed to release image back to endpoint. err = %d"), eglGetError());

         User::Leave(KErrBadHandle);

         }

     return retVal;

     }

 TRemoteTestVerdict CEglTest_RemoteTestStep_EndpointTearing::CheckImageL(EGLImageKHR aEglImage)

     {

     //Convert the image to a CTestVgEglImage

     CTestVgEglImage* vgEglImage = CTestVgEglImage::NewL(aEglImage);

     CleanupStack::PushL(vgEglImage);

     //Check the corners and center pixel are the same colour. 

     TBool retVal = vgEglImage->IsSolidColourL();

     CleanupStack::PopAndDestroy(vgEglImage);

     return retVal ? ERtvPass : ERtvFail;

     }