/*

* Copyright (c) 1997-2009 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: 

*

*/

#include <e32std.h>

#include <f32file.h>

#include <utf.h>

#include "t_realuni.h"

///////////////////////////////////////////////////////////////////////////////////////

#define test(cond)                                          \

    {                                                       \

    TBool __bb = (cond);                                    \

    TEST(__bb);                                             \

    if (!__bb)                                              \

        {                                                   \

        ERR_PRINTF1(_L("ERROR: Test Failed"));              \

        User::Leave(1);                                     \

        }                                                   \

    }

///////////////////////////////////////////////////////////////////////////////////////

///////////////////////////////////////////////////////////////////////////////////////

/**

@SYMTestCaseID          SYSLIB-CHARCONV-CT-0568

@SYMTestCaseDesc        Testing a real Unicode file's round trip

@SYMTestPriority        Medium

@SYMTestActions        	Tests for CnvUtfConverter::ConvertFromUnicodeToUtf8() function

@SYMTestExpectedResults Test must not fail

@SYMREQ                 REQ0000

*/

void CT_REALUNI::TestREALUNI()

	{

    INFO_PRINTF1(_L(" @SYMTestCaseID:SYSLIB-CHARCONV-CT-0568 Testing a \"real\" Unicode file's round trip "));

	RFs fs;

	RFile file;

	test(fs.Connect() == KErrNone);

	TFindFile findFile=fs;

	test(findFile.FindByDir(_L("DAXUE.UNI"), _L("\\system\\data\\"))==KErrNone);

	test(file.Open(fs, findFile.File(), EFileShareExclusive|EFileStream|EFileRead)==KErrNone);

	TInt size=0;

	test(file.Size(size) == KErrNone);

	test((size>0) && (size%2==0));

	HBufC16* originalUnicode=HBufC16::New(size/2);

	HBufC8* generatedUtf8=HBufC8::New(size*2);

	HBufC16* generatedUnicode=HBufC16::New(size/2);

	test(originalUnicode!=NULL);

	test(generatedUtf8!=NULL);

	test(generatedUnicode!=NULL);

	TPtr8 ptr1(REINTERPRET_CAST(TUint8*, CONST_CAST(TUint16*, originalUnicode->Ptr())), 0, size);

	test(file.Read(ptr1) == KErrNone);

	test(ptr1.Length()==size);

	TPtr16 ptr2=originalUnicode->Des();

	ptr2.SetLength(size/2);

	test(originalUnicode->Size()==size);

	TPtr8 ptr3=generatedUtf8->Des();

	test(CnvUtfConverter::ConvertFromUnicodeToUtf8(ptr3, *originalUnicode)==0);

	TPtr16 ptr4=generatedUnicode->Des();

	test(CnvUtfConverter::ConvertToUnicodeFromUtf8(ptr4, *generatedUtf8)==0);

	test(*generatedUnicode==*originalUnicode);

	delete originalUnicode;

	delete generatedUtf8;

	delete generatedUnicode;

	file.Close();

	fs.Close();

	}

CT_REALUNI::CT_REALUNI()

    {

    SetTestStepName(KTestStep_T_REALUNI);

    }

TVerdict CT_REALUNI::doTestStepL()

    {

    SetTestStepResult(EFail);

    __UHEAP_MARK;

    TRAPD(error1, TestREALUNI());

    __UHEAP_MARKEND;

    if(error1 == KErrNone )

        {

        SetTestStepResult(EPass);

        }

    return TestStepResult();

    }