// Copyright (c) 2007-2009 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:

// __ACTION_INFO_BEGIN__ 

// [Action Name]

// LoadSmsSettings

// [Action Parameters]

// newFreeValue     input 		TInt

// [Action Description]

// Setting the Disk space

// __ACTION_INFO_END__

// 

//

#include <f32file.h>

#include "CMtfTestCase.h"

#include "CMtfTestActionParameters.h"

#include "CMtfTestActionSetDiskSpace.h"

// Location of directory for reserving disk space

_LIT(KTempDiskSpaceDirName, "C:\\sms\\temp\\");

/**

  Function		: NewL

  Description	: 

  @internalTechnology

  @param		: aTestCase - CMtfTestCase for the CMtfTestAction base class

  @param		: aActionParams - CMtfTestActionParameters 

  @return		: CMtfTestAction* - a base class pointer to the newly created CMtfTestActionSetDiskSpace object

  @pre none

  @post none

*/

CMtfTestAction* CMtfTestActionSetDiskSpace::NewL(CMtfTestCase& aTestCase,CMtfTestActionParameters* aActionParameters)

	{

	CMtfTestActionSetDiskSpace* self = new (ELeave) CMtfTestActionSetDiskSpace(aTestCase);

	CleanupStack::PushL(self);

	self->ConstructL(aActionParameters);

	CleanupStack::Pop(self);

	return self;

	}

/**

  Function		: CMtfTestActionSetDiskSpace

  Description	: Constructor

  @internalTechnology

  @param		: aTestCase - CMtfTestCase for the CMtfTestAction base class

  @return		: N/A

  @pre none

  @post none

*/

CMtfTestActionSetDiskSpace::CMtfTestActionSetDiskSpace(CMtfTestCase& aTestCase) : CMtfSynchronousTestAction(aTestCase)

	{

	}

/**

  Function		: ~CMtfTestActionSetDiskSpace

  Description	: Destructor

  @internalTechnology

  @param		:

  @return		: 

  @pre 

  @post 

*/

CMtfTestActionSetDiskSpace::~CMtfTestActionSetDiskSpace()

	{

	}

/**

  Function		: ExecuteActionL

  Description	: Entry point for the this test action in the test framework

  @internalTechnology

  @param		: none

  @return		: void

  @pre none 

  @post none

*/

void CMtfTestActionSetDiskSpace::ExecuteActionL()

	{

	TestCase().INFO_PRINTF2(_L("Test Action %S start..."), &KTestActionSetDiskSpace );

	RFs fs;

	User::LeaveIfError(fs.Connect());

	TInt newFreeValue = ObtainValueParameterL<TInt>(TestCase(),ActionParameters().Parameter(0));

	TestCase().INFO_PRINTF2(_L("Setting Drive C free disk space to %ld bytes."), newFreeValue);

	//

	// Check the current disk space available level...

	//

	TVolumeInfo  volumeInfo;

	User::LeaveIfError(fs.Volume(volumeInfo, EDriveC));

	TestCase().INFO_PRINTF2(_L("  Drive C currently has %ld bytes free."), volumeInfo.iFree);

	//

	// Check that this is possible...

	//	

	if (volumeInfo.iFree < newFreeValue)

		{

		TestCase().INFO_PRINTF1(_L("  Drive C already has too little free space!"));

		User::Leave(KErrArgument);

		}

	//

	// Ensure the temporary directory exists...

	//

	TInt ret;

	ret = fs.MkDir(KTempDiskSpaceDirName);

	if (ret != KErrNone  &&  ret != KErrAlreadyExists)

		{

		User::Leave(ret);

		}

	//

	// Work out how many files to create and their sizes. A full temp file is

	// 1GB in size, the last temp file will handle the remainder. Then loop

	// through and create them all...

	//

	TInt64  maxSizeOfTempFile  = (1024*1024*1024); 

	TInt64  diskSpaceToReserve = volumeInfo.iFree - newFreeValue;

	TInt64  numOfFullTempFiles = (diskSpaceToReserve / maxSizeOfTempFile);

	TInt64  lastTempFileSize   = (diskSpaceToReserve % maxSizeOfTempFile);

	TBuf<32>  tempFileName;

	RFile  file;

	for(TInt fileNum = 1;  fileNum <= numOfFullTempFiles;  fileNum++)

		{

		tempFileName.Copy(KTempDiskSpaceDirName);

		tempFileName.AppendFormat(_L("reserved.%d"), fileNum);

		TestCase().INFO_PRINTF3(_L("  Creating %S of %ld bytes."), &tempFileName, maxSizeOfTempFile);

		User::LeaveIfError(file.Replace(fs, tempFileName, EFileWrite));

		User::LeaveIfError(file.SetSize(maxSizeOfTempFile));	

		file.Close();

		}

	if (lastTempFileSize > 0)

		{

		User::LeaveIfError(fs.Volume(volumeInfo, EDriveC));

		TestCase().INFO_PRINTF2(_L("  Drive C now has %ld bytes free."), volumeInfo.iFree);

		if( lastTempFileSize > volumeInfo.iFree )

			{	

			lastTempFileSize = volumeInfo.iFree;

			}

		tempFileName.Copy(KTempDiskSpaceDirName);

		tempFileName.AppendFormat(_L("reserved.%d"), numOfFullTempFiles+1);

		TestCase().INFO_PRINTF3(_L("  Creating %S of %ld bytes."), &tempFileName, lastTempFileSize);

		User::LeaveIfError(file.Replace(fs, tempFileName, EFileWrite));

		User::LeaveIfError(file.SetSize(lastTempFileSize));	

		file.Close();

		}

	//

	// Recheck the free space now...

	//	

	User::LeaveIfError(fs.Volume(volumeInfo, EDriveC));

	TestCase().INFO_PRINTF2(_L("  Drive C now has %ld bytes free."), volumeInfo.iFree);

	fs.Close();

	TestCase().INFO_PRINTF2( _L("Test Action %S completed."), &KTestActionSetDiskSpace );

	TestCase().ActionCompletedL( *this );	

	}