// Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).

// All rights reserved.

// This component and the accompanying materials are made available

// under the terms of the License "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 PBASE-T_USBDI-0494.cpp

// @internalComponent

// 

//

#include "PBASE-T_USBDI-0494.h"

#include "testpolicy.h"

#include "modelleddevices.h"

#include "testliterals.h"

namespace NUnitTesting_USBDI

	{

const TUint KBulkTransferSize = 1024*512; //512kB

const TUint KBulkNumReadBytes = 1024*600; //600kB

const TUint KBulkTransferMaxSize = KBulkNumReadBytes+KBulkTransferSize;

const TInt KBulkTranferInId = 1<<0;

const TInt KBulkTranferOutId = 1<<1;

const TInt KUnexpectedTransferID = -101;

const TInt KUndefinedStep	 = -102;

_LIT(KTestCaseId,"PBASE-T_USBDI-0494");

const TFunctorTestCase<CUT_PBASE_T_USBDI_0494,TBool> CUT_PBASE_T_USBDI_0494::iFunctor(KTestCaseId);	

CUT_PBASE_T_USBDI_0494* CUT_PBASE_T_USBDI_0494::NewL(TBool aHostRole)

	{

	CUT_PBASE_T_USBDI_0494* self = new (ELeave) CUT_PBASE_T_USBDI_0494(aHostRole);

	CleanupStack::PushL(self);

	self->ConstructL();

	CleanupStack::Pop(self);

	return self;

	}

CUT_PBASE_T_USBDI_0494::CUT_PBASE_T_USBDI_0494(TBool aHostRole)

:	CBaseBulkTestCase(KTestCaseId,aHostRole),

	iCaseStep(EInProgress)

	{

	} 

void CUT_PBASE_T_USBDI_0494::ConstructL()

	{

	BaseBulkConstructL();

	}

CUT_PBASE_T_USBDI_0494::~CUT_PBASE_T_USBDI_0494()

	{

	LOG_FUNC

	}

void CUT_PBASE_T_USBDI_0494::Ep0TransferCompleteL(TInt aCompletionCode)

	{

	LOG_FUNC

	RDebug::Printf("Ep0TransferCompleteL with aCompletionCode = %d",aCompletionCode);

	if(aCompletionCode != KErrNone)

		{

		if(iCaseStep == EFailed)

			{// ignore error, nad catch the TestFailed method called further down.

			RDebug::Printf("***Failure sending FAIL message to client on endpoint 0***");

			}

		else

			{

			TBuf<256> msg;

			msg.Format(_L("<Error %d> Transfer to control endpoint 0 was not successful"),aCompletionCode);

			RDebug::Print(msg);

			iCaseStep = EFailed;

			TTestCaseFailed request(aCompletionCode,msg);

			iControlEp0->SendRequest(request,this);

			return;

			}

		}

	switch(iCaseStep)

		{

		// Test case passed

		case EPassed:

			TestPassed();

			break;

		// Test case failed	

		case EFailed:

			TestFailed(KErrCompletion);

			break;

		case ETransferOut:

			RDebug::Printf("Try to send data");

			iOutTransfer[0]->TransferOut(KLiteralEnglish8(), KBulkTransferSize, ETrue);

			break;

		case ETransferIn:

			RDebug::Printf("Try to receive data");

			iInTransfer[0]->TransferIn(KBulkNumReadBytes); //require completion using ZLP

			break;

		default:

			RDebug::Printf("<Error> Unknown test step");

			TestFailed(KErrUnknown);

			break;

		}

	}

void CUT_PBASE_T_USBDI_0494::TransferCompleteL(TInt aTransferId,TInt aCompletionCode)

	{

	LOG_FUNC

	Cancel();

	TInt err(KErrNone);

	TBuf<256> msg;

	RDebug::Printf("Transfer completed (id=%d), aCompletionCode = %d",aTransferId, aCompletionCode);

	switch(iCaseStep)

		{

		case ETransferOut:

			{

			if(aCompletionCode != KErrNone)

				{

				err = KErrCorrupt;

				msg.Format(_L("<Error %d> No data sent on bulk OUT request"),aCompletionCode);

				break;

				}

			if(aTransferId != KBulkTranferOutId)

				{

				err = KUnexpectedTransferID;

				msg.Format(_L("<Error %d> Unexpected tranfer ID, wanted %d, got %d"),

						       err, KBulkTranferOutId, aTransferId);

				break;

				}

			RDebug::Printf("Try to receive back sent data");

			iCaseStep = ETransferIn;

			TWriteSynchronousCachedReadDataRequest request(1,1,1);  //Use first read EP and first write EP (on interface 1)

			iControlEp0->SendRequest(request,this);

			}

			break;

		case ETransferIn:

			{

			if(aCompletionCode != KErrNone)

				{

				err = KErrCorrupt;

				msg.Format(_L("<Error %d> No data sent on bulk IN request"),aCompletionCode);

				break;

				}

			if(aTransferId != KBulkTranferInId)

				{

				err = KUnexpectedTransferID;

				msg.Format(_L("<Error %d> Unexpected tranfer ID, wanted %d, got %d"),

						       err, KBulkTranferInId, aTransferId);

				break;

				}

			// Compare the data to what is expected

			if(ValidateData(iInTransfer[0]->DataPolled(), KLiteralEnglish8(), KBulkTransferSize) == EFalse)

				{

				err = KErrCompletion; //indicates data validation failure

				msg.Format(_L("<Error %d> Bulk transfer IN data received does not match Bulk Transfer OUT data"), err);

				break;

				}

			if(err == KErrNone)

				{

				// Comparison is a match

				RDebug::Printf("Comparison for IN transfer is a match");

				iCaseStep = EPassed;

				TTestCasePassed request;

				iControlEp0->SendRequest(request,this);

				}

			}

			break;

		default:

			err = KUndefinedStep;

			msg.Format(_L("<Error %d> Undefined case step %d reached"),KUndefinedStep, iCaseStep);

			break;

		}

	if(err!=KErrNone)

		{	

		RDebug::Print(msg);

		iCaseStep = EFailed;

		TTestCaseFailed request(err,msg);

		return iControlEp0->SendRequest(request,this);

		}	

	}

void CUT_PBASE_T_USBDI_0494::DeviceInsertedL(TUint aDeviceHandle)

	{

	LOG_FUNC

	Cancel();

	if(BaseBulkDeviceInsertedL(aDeviceHandle) == EDeviceConfigurationError)

		// Prepare for response from control transfer to client

		{

		iCaseStep = EFailed;

		}

	// Create the bulk transfers	

	iInTransfer[0] = new (ELeave) CBulkTransfer(iTestPipeInterface1BulkIn,iUsbInterface1,KBulkTransferMaxSize,*this,KBulkTranferInId);

	iOutTransfer[0] = new (ELeave) CBulkTransfer(iTestPipeInterface1BulkOut,iUsbInterface1,KBulkTransferMaxSize,*this,KBulkTranferOutId);

	// Initialise the descriptors for transfer		

	RDebug::Printf("Initialising the transfer descriptors");

	TInt err = iUsbInterface1.InitialiseTransferDescriptors();

	if(err != KErrNone)

		{

		TBuf<256> msg;

		msg.Format(_L("<Error %d> Unable to initialise transfer descriptors"),err);

		RDebug::Print(msg);

		iCaseStep = EFailed;

		TTestCaseFailed request(err,msg);

		iControlEp0->SendRequest(request,this);

		return;

		}

	iCaseStep = ETransferOut;	

	TEndpointReadUntilShortRequest request(1,1,KBulkTransferSize);// EP1 because 1st reader EP ??FIXME

	iControlEp0->SendRequest(request,this);

	}

	} //end namespace