// Copyright (c) 2002-2009 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:
// Contains MBufMgr Test Step 8 for TrimEnd() method
// 
//

// EPOC includes
#include <e32base.h>

// Test system includes
//#ifdef SYMBIAN_OLD_EXPORT_LOCATION
//#include "networking/log.h"
//#include "networking/teststep.h"
//#else
//#include <networking/log.h>
//#include <networking/teststep.h>
//#endif
#include "TestStepCTMbufmgr.h"

#include "Test08TrimEnd.h"
#include <comms-infras/commsbufpond.h>
// constructor
CTest08TrimEnd::CTest08TrimEnd()
	{
	SetTestStepName(_L("MBufMgrTest08"));// Store the name of this test case
	}

// destructor
CTest08TrimEnd::~CTest08TrimEnd() 
	{
	}

// 
enum TVerdict CTest08TrimEnd::doTestStepL(void)
	{
	SetTestStepResult(EFail);
	//-------------- substep 0 -------------------- 
	INFO_PRINTF1(_L("  00 Read parameters from the script:"));
	TInt aOffset;// Will contain the position in chain where split action will be done
	TInt aLength;// Will contain the length of desc & chains in the test
	TInt bRet = GetIntFromConfig(_L("MBufMgrTest08"), _L("Length"), aLength);
	if (!bRet) 
		{
         SetTestStepResult(EFail);

		return TestStepResult();
		}
	bRet = GetIntFromConfig(_L("MBufMgrTest08"), _L("Offset"), aOffset);
	if (!bRet) 
		{
         SetTestStepResult(EFail);

		return TestStepResult();
		}
   	INFO_PRINTF2(_L("     ------- Chain LENGTH              = %d --"), aLength);
 	INFO_PRINTF2(_L("     ------- OFFSET where to TrimStart = %d --"), aOffset);
	if ( (aLength > 1000)    ||(aLength <0) ||
		 (aOffset > aLength) || (aOffset <0)  )
		{
		INFO_PRINTF1(_L("ERROR: Wrong input parameter(s)"));
         SetTestStepResult(EFail);

		return TestStepResult();
		}

	//-------------- substep 1 -------------------- 
	INFO_PRINTF1(_L("  01 Creating CMBufManager and installing active scheduler:"));
    CleanupStack::PushL( iActSch = new(ELeave) CActiveScheduler );
	CActiveScheduler::Install(iActSch);
	CreateInstanceMBufMgrL(KMBufDefaultHeapSize);
	CleanupClosePushL(iBufPond);

	//-------------- substep 2 -------------------- 
	INFO_PRINTF1(_L("  02 Allocate two desc. of Length:LENGTH(Des1) & OFFSET(Des2):"));
	TBuf8<1000> *aDes1, *aDes2;
    CleanupStack::PushL( aDes1 = new(ELeave) TBuf8<1000> );
    CleanupStack::PushL( aDes2 = new(ELeave) TBuf8<1000> );
	aDes1->SetLength(aLength);
	aDes2->SetLength(aOffset);

	//-------------- substep 3 -------------------- 
	INFO_PRINTF1(_L("  03 Fill in Des1 with a pattern:"));
	StripeDes(*aDes1, 0, aLength, '@', 'Z');
	
	//-------------- substep 4 -------------------- 
	INFO_PRINTF1(_L("  04 Fill in Des2 with zeros:"));
	StripeDes(*aDes2, 0, aOffset, 0, 0);
	
	//-------------- substep 5 -------------------- 
	INFO_PRINTF1(_L("  05 Allocate Chain:"));
	RMBufChain aChain;
	TRAPD(ret,aChain.AllocL(aLength));
	if (ret != KErrNone)
		{
		INFO_PRINTF1(_L("Error: Couldn't allocate RMBuf:"));
		User::Leave(EFail);
		}

	//-------------- substep 6 -------------------- 
	INFO_PRINTF1(_L("  06 Copy in Des1 into Chain1:"));
	aChain.CopyIn(*aDes1);

	//-------------- substep 7 -------------------- 
	INFO_PRINTF1(_L("  07 TrimEnd Chain1 at OFFSET position (i.e. remove the bytes after OFFSET position:"));
	aChain.TrimEnd(aOffset);

	//-------------- substep 8 -------------------- 
	INFO_PRINTF1(_L("  08 Check the length of the chain. It should be OFFSET:"));
	TInt temp;
	if ( (temp = aChain.Length()) != aOffset)
		{
		INFO_PRINTF3(_L("Error: Chain length is %d instead of %d"), temp, aOffset);
		aChain.Free();
		User::Leave(EFail);
		}

	//-------------- substep 9 -------------------- 
	INFO_PRINTF1(_L("  09 Set the length of Des1 to value OFFSET"));
	aDes1->SetLength(aOffset);
	
	//-------------- substep 10 -------------------- 
	INFO_PRINTF1(_L("  10 Copy out Chain into Des2:"));
	aChain.CopyOut(*aDes2);

	//-------------- substep 11 -------------------- 
	INFO_PRINTF1(_L("  11 Compare the content of Des1 & Des2:"));
	if(aDes1->Compare(*aDes2))
		{
		aChain.Free();
		INFO_PRINTF1(_L("Error: The content is not the same"));
		User::Leave(EFail);
		}

	//-------------- substep 12 -------------------- 
	INFO_PRINTF1(_L("  12 Free the chains. Clean up stack:"));
	aChain.Free();
    CleanupStack::PopAndDestroy(aDes2);
    CleanupStack::PopAndDestroy(aDes1);
    CleanupStack::PopAndDestroy();
	CActiveScheduler::Install(NULL);
	CleanupStack::PopAndDestroy(iActSch);
        SetTestStepResult(EPass);

	return TestStepResult();
	}