/*

* 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 <utf.h>

#include "utf7.h"

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

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

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

enum TPanic

	{

	EPanicNoFreeSpaceAtEndOfBuffer1=1,

	EPanicNoFreeSpaceAtEndOfBuffer2

	};

LOCAL_C void Panic(TPanic aPanic)

	{

	User::Panic(_L("TCOMP7"), aPanic);

	}

/**

@SYMTestCaseID          SYSLIB-CHARCONV-CT-0565

@SYMTestCaseDesc        Comparing behaviour with the Unicode CD-ROM UTF-7 sample code

@SYMTestPriority        Medium

@SYMTestActions        	Tests for CnvUtfConverter::ConvertToUnicodeFromUtf7() function

@SYMTestExpectedResults Test must not fail

@SYMREQ                 REQ0000

*/

	{

	TDes16* originalUnicode=new TBuf16<512>;

	TDes8* generatedUtf7=new TBuf8<1024>;

	TDes8* otherGeneratedUtf7=new TBuf8<1024>;

	TDes16* generatedUnicode=new TBuf16<512>;

	TDes16* otherGeneratedUnicode=new TBuf16<512>;

	TInt state=CnvUtfConverter::KStateDefault;

	//

	*originalUnicode=_L16("");

	originalUnicode->AppendFormat(_L16("Here are some European letters: %c%c%c%c%c%c%c%c%c%c. "), 0x0117, 0x010d, 0x00f1, 0x00df, 0x00d8, 0x0142, 0x0151, 0x016f, 0x0131, 0x00c9);

	originalUnicode->AppendFormat(_L16("Here are some Greek letters: %c%c%c%c%c%c%c%c%c%c. "),    0x03a3, 0x03bf, 0x03bc, 0x03b4, 0x03b5, 0x0345, 0x03a9, 0x0392, 0x0395, 0x03a1);

	originalUnicode->AppendFormat(_L16("Here are some Cyrillic letters: %c%c%c%c%c%c%c%c%c%c. "), 0x0437, 0x0430, 0x0440, 0x0435, 0x0438, 0x0306, 0x0411, 0x041e, 0x0423, 0x0416);

	originalUnicode->AppendFormat(_L16("Here are some Georgian letters: %c%c%c%c%c%c%c%c%c%c. "), 0x10da, 0x10e0, 0x10e9, 0x10ef, 0x10d2, 0x10d7, 0x10e2, 0x10d0, 0x10ed, 0x10e8);

	originalUnicode->AppendFormat(_L16("Here are some Japanese kana: %c%c%c%c%c%c%c%c%c%c. "),    0x30a2, 0x30c0, 0x30d5, 0x30b7, 0x30ba, 0x3091, 0x3093, 0x3055, 0x3074, 0x3080);

	originalUnicode->AppendFormat(_L16("Here are some Han characters: %c%c%c%c%c%c%c%c%c%c. "),   0x7f0c, 0x7a92, 0x6d90, 0x6272, 0x5934, 0x5973, 0x55ce, 0x516c, 0x4ec0, 0x4e00);

	originalUnicode->AppendFormat(_L16("Here are some surrogate pairs: %c%c%c%c%c%c%c%c%c%c. "),   0xd800, 0xdc00, 0xdbff, 0xdfff, 0xdb80, 0xdddd, 0xdbff, 0xdcba, 0xdbeb, 0xdeb0);

	originalUnicode->AppendFormat(_L16("Here are some odd bits and pieces: =+-/*?#~'@!\"$%%^&\\|()[]{}<>_;:,. "));

	enum TUtf7Flags

		{

		EUtf7FlagOptional		=0x00000001,

		EUtf7FlagOtherOptional	=0x00000002,

		EUtf7FlagOtherVerbose	=0x00000004,

		EUtf7FlagCrossOver		=0x00000008,

		EUtf7FlagDone			=0x00000010

		};

	for (TInt i=0; ~i&EUtf7FlagDone; ++i)

		{

		{__ASSERT_ALWAYS(originalUnicode->Length()<originalUnicode->MaxLength(), Panic(EPanicNoFreeSpaceAtEndOfBuffer1));

		TUint16* sourceStart=CONST_CAST(TUint16*, originalUnicode->Ptr());

		TUint16* sourceEnd=sourceStart+originalUnicode->Length();

		char* targetStart=REINTERPRET_CAST(char*, CONST_CAST(TUint8*, otherGeneratedUtf7->Ptr()));

		char* targetEnd=targetStart+(otherGeneratedUtf7->MaxLength()-1);

		otherGeneratedUtf7->SetLength(targetStart-REINTERPRET_CAST(char*, CONST_CAST(TUint8*, otherGeneratedUtf7->Ptr())));}

		TDes8& sourceForReturnTrip=(i&EUtf7FlagCrossOver)? *otherGeneratedUtf7: *generatedUtf7;

		TDes8& otherSourceForReturnTrip=(i&EUtf7FlagCrossOver)? *generatedUtf7: *otherGeneratedUtf7;

		{__ASSERT_ALWAYS(otherSourceForReturnTrip.Length()<otherSourceForReturnTrip.MaxLength(), Panic(EPanicNoFreeSpaceAtEndOfBuffer2));

		char* sourceStart=REINTERPRET_CAST(char*, CONST_CAST(TUint8*, otherSourceForReturnTrip.Ptr()));

		char* sourceEnd=sourceStart+otherSourceForReturnTrip.Length();

		TUint16* targetStart=CONST_CAST(TUint16*, otherGeneratedUnicode->Ptr());

		TUint16* targetEnd=targetStart+(otherGeneratedUnicode->MaxLength()-1);

		otherGeneratedUnicode->SetLength(targetStart-otherGeneratedUnicode->Ptr());}

		}

	//

	delete originalUnicode;

	delete generatedUtf7;

	delete otherGeneratedUtf7;

	delete generatedUnicode;

	delete otherGeneratedUnicode;

	}