// 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 12 General Test

// 

//

// EPOC includes

#include <e32base.h>

// Test system includes

#include <networking/log.h>

#include <networking/teststep.h>

#include "TestStepCTMbufmgr.h"

#include "TestSuiteCTMbufmgr.h"

#include "Test12General.h"

// constructor

CTest12General::CTest12General()

	{

	iTestStepName = _L("MBufMgrTest12");// Store the name of this test case

	}

// destructor

CTest12General::~CTest12General()

	{

	}

void CTest12General::LeaveIfErrorL(TInt aErr, RMBufChain& aChain, const TDesC& aMsg)

	{

	if(aErr != KErrNone)

		{

		TBuf<129> logLine;

		logLine.Format(_L("Error %d from %S"), aErr, &aMsg);

		Log(_L("%S"), &logLine);

		aChain.Free();

#ifdef __CFLOG_ACTIVE

		__CFLOG_CLOSE;

		__CFLOG_DELETE;

#endif

		User::Leave(EFail);

		}

	}

void CTest12General::LeaveIfDifferentL(TInt aLHS, TInt aRHS, RMBufChain& aChain, const TDesC& aMsg)

	{

	if(aLHS != aRHS)

		{

		TBuf<129> logLine;

		logLine.Format(_L("%d != %d in %S"), aLHS, aRHS, &aMsg);

		Log(_L("%S"), &logLine);

		aChain.Free();

#ifdef __CFLOG_ACTIVE

		__CFLOG_CLOSE;

		__CFLOG_DELETE;

#endif

		User::Leave(EFail);

		}

	}

//

enum TVerdict CTest12General::doTestStepL(void)

	{

	__UHEAP_MARK;

#ifdef __CFLOG_ACTIVE

	__CFLOG_CREATEL;

	__CFLOG_OPEN;

#endif

	//-------------- substep 1 --------------------

	Log(_L("  01 - Create CMBufManager and install active scheduler:"));

    CleanupStack::PushL( iActSch = new(ELeave) CActiveScheduler );

	CActiveScheduler::Install(iActSch);

	CleanupStack::PushL(CreateInstanceMBufMgrL(KMBufDefaultHeapSize));

	//-------------- substep 2 --------------------

	Log(_L("  02 - Allocate two desc. (Des1 & Des2) of length 12345."));

	Log(_L("     - Fill Des1 with a pattern, and Des2 with zeros:"));

	TBuf8<12345> *aDes1, *aDes2;

    CleanupStack::PushL( aDes1 = new(ELeave) TBuf8<12345> );

    CleanupStack::PushL( aDes2 = new(ELeave) TBuf8<12345> );

	aDes1->SetLength(12345);

	aDes2->SetLength(12345);

	StripeDes(*aDes1, 0, 12345, '@', 'Z');

	StripeDes(*aDes2, 0, 12345, 0, 0);

	//-------------- substep 3 --------------------

	Log(_L("  03 - Copy in Des1 into Chain:"));

	RMBufChain aChain;

	TRAPD(ret,aChain.AllocL(12345));

	if (ret != KErrNone)

		{

		Log(_L("Error: Couldn't allocate RMBufChain:"));

#ifdef __CFLOG_ACTIVE

		__CFLOG_CLOSE;

		__CFLOG_DELETE;

#endif

		User::Leave(EFail);

		}

	aChain.CopyIn(*aDes1);

	//-------------- substep 4 --------------------

	Log(_L("  04 - Split Chain into  packets of 5000 bytes. Prepend Header1 to each:"));

	Log(_L("     - Place them into Outq1 packet queue. Print the content of Outq1:"));

	int len = aChain.Length();

	RMBufChain aTempChain;

	Test_str aHeader1;

	StripeMem((TUint8 *)&aHeader1, 0, sizeof(aHeader1), 'a', 'm');

	RMBufPktQ aOutq1;

	while (len>5000)

		{

		TRAP(ret,aChain.SplitL(5000, aTempChain));

		if (ret != KErrNone)

			{

			Log(_L("Error: Couldn't Split chain:"));

			aChain.Free();

#ifdef __CFLOG_ACTIVE

			__CFLOG_CLOSE;

			__CFLOG_DELETE;

#endif

			User::Leave(EFail);

			}

		TRAP(ret,aChain.PrependL(sizeof(aHeader1)));

		if (ret != KErrNone)

			{

			Log(_L("Error: Couldn't prepend header to the chain:"));

			aChain.Free();

#ifdef __CFLOG_ACTIVE

			__CFLOG_CLOSE;

			__CFLOG_DELETE;

#endif

			User::Leave(EFail);

			}

		aChain.CopyIn(TPtrC8((TUint8 *)&aHeader1, sizeof(aHeader1)));

		aOutq1.Append(aChain);

		aChain.Append(aTempChain);

		len -= 5000;

		}

	TRAP(ret,aChain.PrependL(sizeof(aHeader1)));

	if (ret != KErrNone)

		{

		Log(_L("Error: Couldn't prepend header to the chain:"));

		aChain.Free();

#ifdef __CFLOG_ACTIVE

		__CFLOG_CLOSE;

		__CFLOG_DELETE;

#endif

		User::Leave(EFail);

		}

	aChain.CopyIn(TPtrC8((TUint8 *)&aHeader1, sizeof(aHeader1)));

	aOutq1.Append(aChain);

	Test_QueueStats(aOutq1, _S("OutQ1"));

	//-------------- substep 5 --------------------

	Log(_L("  05 - Split packets of Outq1 into 556-byte long packets and prepend another Header2 onto each. Place them all into packet queue Outq2:"));

	Log(_L("     - Place them all into packet queue Outq2. Print the contents of Outq1 & Outq2"));

	Test_str aHeader2;

	StripeMem((TUint8 *)&aHeader2, 0, sizeof(aHeader2), 'n', 'z');

	RMBufPktQ aOutq2;

	while (!aOutq1.IsEmpty())

		{

		(void)aOutq1.Remove(aChain);

		len = aChain.Length();

		while (len>556)

			{

			TRAP(ret,aChain.SplitL(556, aTempChain));

			if (ret != KErrNone)

				{

				Log(_L("Error: Couldn't Split chain:"));

				aChain.Free();

#ifdef __CFLOG_ACTIVE

				__CFLOG_CLOSE;

				__CFLOG_DELETE;

#endif

				User::Leave(EFail);

				}

			TRAP(ret,aChain.PrependL(sizeof(aHeader2)));

			if (ret != KErrNone)

				{

				Log(_L("Error: Couldn't prepend header to the chain:"));

				aChain.Free();

#ifdef __CFLOG_ACTIVE

				__CFLOG_CLOSE;

				__CFLOG_DELETE;

#endif

				User::Leave(EFail);

				}

			aChain.CopyIn(TPtrC8((TUint8 *)&aHeader2, sizeof(aHeader2)));

			aOutq2.Append(aChain);

			aChain.Append(aTempChain);

			len -= 556;

			}

		TRAP(ret,aChain.PrependL(sizeof(aHeader2)));

		if (ret != KErrNone)

			{

			Log(_L("Error: Couldn't prepend header to the chain:"));

			aChain.Free();

#ifdef __CFLOG_ACTIVE

			__CFLOG_CLOSE;

			__CFLOG_DELETE;

#endif

			User::Leave(EFail);

			}

		aChain.CopyIn(TPtrC8((TUint8 *)&aHeader2, sizeof(aHeader2)));

		aOutq2.Append(aChain);

		}

	Test_QueueStats(aOutq1, _S("OutQ1"));

	Test_QueueStats(aOutq2, _S("OutQ2"));

	//-------------- substep 6 --------------------

	Log(_L("  06 - Copy the chains from Outq2 into another packet queue Inq2."));

	Log(_L("     - Print the contents of Outq2 & Inq1:"));

	RMBufPktQ aInq2;

	while (!aOutq2.IsEmpty())

		{

		(void)aOutq2.Remove(aChain);

		TRAP(ret,aChain.CopyL(aTempChain));

		if (ret != KErrNone)

			{

			Log(_L("Error: Couldn't copy chain"));

			aChain.Free();

#ifdef __CFLOG_ACTIVE

			__CFLOG_CLOSE;

			__CFLOG_DELETE;

#endif

			User::Leave(EFail);

			}

		aChain.Free();

		aChain.Assign(aTempChain);

		aInq2.Append(aChain);

		}

	Test_QueueStats(aOutq2, _S("OutQ2"));

	Test_QueueStats(aInq2, _S("InQ2"));

	//-------------- substep 7 --------------------

	Log(_L("  07 - Group the chains back to 5000+Header1 long packets (Including removal of Header2)."));

	Log(_L("     - Check the content of each Header2 that is removed."));

	Log(_L("     - Place them in packet queue Inq1. Print the contents of Inq2 & Inq1:"));

	RMBufPktQ aInq1;

	Test_str aTempHeader;

	aChain.Init();

	len = 0;

	while (!aInq2.IsEmpty())

		{

		while (len<5020 && !aInq2.IsEmpty())

			{

			(void)aInq2.Remove(aTempChain);

			TPtr8 dest((TUint8 *)&aTempHeader, sizeof(aTempHeader),sizeof(aTempHeader));

			aTempChain.CopyOut(dest);

			aTempChain.TrimStart(sizeof(aTempHeader));

			len += aTempChain.Length();

			aChain.Append(aTempChain);

			if(Mem::Compare((TUint8 *)&aHeader2, sizeof(aHeader2),

				            (TUint8 *)&aTempHeader, sizeof(aTempHeader))!=0)

				{

				Log(_L("Error: The content of header is not the same"));

				aChain.Free();

#ifdef __CFLOG_ACTIVE

				__CFLOG_CLOSE;

				__CFLOG_DELETE;

#endif

				User::Leave(EFail);

				}

			}

		aInq1.Append(aChain);

		aChain.Init();

		len = 0;

		}

	Test_QueueStats(aInq2, _S("InQ2"));

	Test_QueueStats(aInq1, _S("InQ1"));

	//-------------- substep 8 --------------------

	Log(_L("  08 - Group the packets into a single packet (Removing Header1, as well)."));

	Log(_L("     - Check the content of each Header1 that is removed."));

	Log(_L("     - Place it in Chain. Print the contents of Inq1:"));

	while (!aInq1.IsEmpty())

		{

		(void)aInq1.Remove(aTempChain);

		TPtr8 dest1((TUint8 *)&aTempHeader, sizeof(aTempHeader), sizeof(aTempHeader));

		aTempChain.CopyOut(dest1);

		aTempChain.TrimStart(sizeof(aTempHeader));

		len = aTempChain.Length();

		len = len;

		aChain.Append(aTempChain);

		if(Mem::Compare((TUint8 *)&aHeader1, sizeof(aHeader1),

				  (TUint8 *)&aTempHeader, sizeof(aTempHeader))!=0)

			{

			Log(_L("Error: The content of header is not the same"));

			aChain.Free();

#ifdef __CFLOG_ACTIVE

			__CFLOG_CLOSE;

			__CFLOG_DELETE;

#endif

			User::Leave(EFail);

			}

		}

	len = aChain.Length();

	len = len;

	Test_QueueStats(aInq1, _S("InQ1"));

	//-------------- substep 9 --------------------

	Log(_L("  09 - Copy out Chain into Des2.:"));

	aChain.CopyOut(*aDes2);

	//-------------- substep 10 --------------------

	Log(_L("  10 - Compare the content of Des1 & Des2:"));

	if(aDes1->Compare(*aDes2))

		{

		aChain.Free();

		Log(_L("Error: The content is not the same"));

#ifdef __CFLOG_ACTIVE

		__CFLOG_CLOSE;

		__CFLOG_DELETE;

#endif

		User::Leave(EFail);

		}

	aChain.Free();

	//-------------- substep 11 --------------------

	Log(_L("  11 - RMBufChain::ReallocL():"));

	TRAP(ret, aChain.AllocL(32));

	// ...32 bytes at start

	LeaveIfErrorL(ret, aChain, _L("AllocL(32)") );

	TRAP(ret, aChain.ReAllocL(24));

	// ...24 bytes at start

	LeaveIfErrorL(ret, aChain, _L("ReAllocL(24)") );

	LeaveIfDifferentL(24, aChain.Length(), aChain, _L("length check") );

	aChain.TrimStart(8);

	// ...16 bytes starting at offset 8

	LeaveIfDifferentL(16, aChain.Length(), aChain, _L("length check") );

	TRAP(ret, aChain.ReAllocL(32));

	// ...32 bytes starting at offset 8

	LeaveIfErrorL(ret, aChain, _L("ReAllocL(32)") );

	LeaveIfDifferentL(32, aChain.Length(), aChain, _L("length check") );

	TRAP(ret, aChain.ReAllocL(120));

	// ...120 bytes starting at offset 8, only one buffer

	LeaveIfErrorL(ret, aChain, _L("ReAllocL(120)") );

	LeaveIfDifferentL(120, aChain.Length(), aChain, _L("length check") );

	LeaveIfDifferentL((TInt) aChain.First(), (TInt) aChain.Last(), aChain, _L("single buff check") );

	TRAP(ret, aChain.ReAllocL(121));

	// ...121 bytes starting at offset 8, two buffers

	LeaveIfErrorL(ret, aChain, _L("ReAllocL(121)") );

	LeaveIfDifferentL(121, aChain.Length(), aChain, _L("length check") );

	TBool sameBuff = aChain.First() == aChain.Last();

	LeaveIfDifferentL(sameBuff, 0, aChain, _L("two buffs check") );

	aChain.Free();

	//-------------- substep 12 --------------------

	Log(_L("  12 - Clean up stack:"));

    CleanupStack::PopAndDestroy(aDes2);

    CleanupStack::PopAndDestroy(aDes1);

    CleanupStack::PopAndDestroy(iMBMngr);

	CActiveScheduler::Install(NULL);

	CleanupStack::PopAndDestroy(iActSch);

#ifdef __CFLOG_ACTIVE

	__CFLOG_CLOSE;

	__CFLOG_DELETE;

#endif

   	__UHEAP_MARKEND;

	return EPass;

	}

void CTest12General::Test_QueueStats(RMBufPktQ &aQueue, const TText *aName)

	{

	RMBufChain chain = (RMBufChain)aQueue.First();

	Log(_L("    Queue stats %5s    : "), aName);

	if (chain.IsEmpty())

		Log(_L("        Empty"));

	else

		{

		TInt n = 0;

		while (!chain.IsEmpty())

			{

			n++;

			Log(_L("        chain #%2d:%d "), n, chain.Length());

			chain = chain.Next();

			}

		}

	}