/*

* Copyright (c) 1997-2005 Nokia Corporation and/or its subsidiary(-ies). 

* All rights reserved.

* This component and the accompanying materials are made available

* 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 <e32test.h>

#include <utf.h>

#include <UTF8.H>

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

RTest TheTest(_L("TComp8"));

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

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

//Tests macroses and functions.

static void Check(TInt aValue, TInt aLine)

	{

	if(!aValue)

		{

		TheTest(EFalse, aLine);

		}

	}

#define TEST(arg) ::Check((arg), __LINE__)

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

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

enum TPanic

	{

	EPanicNoFreeSpaceAtEndOfBuffer1=1,

	EPanicNoFreeSpaceAtEndOfBuffer2

	};

LOCAL_C void Panic(TPanic aPanic)

	{

	User::Panic(_L("TCOMP8"), aPanic);

	}

/**

@SYMTestCaseID          SYSLIB-CHARCONV-CT-0566

@SYMTestCaseDesc        Comparing behaviour with the Unicode CD-ROM UTF-8 sample code

@SYMTestPriority        Medium

@SYMTestActions        	Tests for CnvUtfConverter::ConvertToUnicodeFromUtf8() function

@SYMTestExpectedResults Test must not fail

@SYMREQ                 REQ0000

*/

GLDEF_C TInt E32Main()

	{

	TheTest.Start(_L("Comparing behaviour with the Unicode CD-ROM UTF-8 sample code"));

	TDes16* originalUnicode=new TBuf16<512>;

	TDes8* generatedUtf8=new TBuf8<1024>;

	TDes8* otherGeneratedUtf8=new TBuf8<1024>;

	TDes16* generatedUnicode=new TBuf16<512>;

	TDes16* otherGeneratedUnicode=new TBuf16<512>;

	//

	*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: =+-/*?#~'@!\"$%%^&\\|()[]{}<>_;:,. "));

	TheTest.Next(_L("Round-trips via UTF-8"));

	TEST(CnvUtfConverter::ConvertFromUnicodeToUtf8(*generatedUtf8, *originalUnicode)==0);

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

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

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

	TUint8* targetStart=CONST_CAST(TUint8*, otherGeneratedUtf8->Ptr());

	TUint8* targetEnd=targetStart+(otherGeneratedUtf8->MaxLength()-1);

	TEST(ConvertUTF16toUTF8(&sourceStart, sourceEnd, &targetStart, targetEnd)==ok);

	otherGeneratedUtf8->SetLength(targetStart-otherGeneratedUtf8->Ptr());}

	TEST(*generatedUtf8==*otherGeneratedUtf8);

	TEST(CnvUtfConverter::ConvertToUnicodeFromUtf8(*generatedUnicode, *generatedUtf8)==0);

	{__ASSERT_ALWAYS(otherGeneratedUtf8->Length()<otherGeneratedUtf8->MaxLength(), Panic(EPanicNoFreeSpaceAtEndOfBuffer2));

	TUint8* sourceStart=CONST_CAST(TUint8*, otherGeneratedUtf8->Ptr());

	TUint8* sourceEnd=sourceStart+otherGeneratedUtf8->Length();

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

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

	TEST(ConvertUTF8toUTF16(&sourceStart, sourceEnd, &targetStart, targetEnd)==ok);

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

	TEST(*generatedUnicode==*originalUnicode);

	TEST(*generatedUnicode==*otherGeneratedUnicode);

	//

	delete originalUnicode;

	delete generatedUtf8;

	delete otherGeneratedUtf8;

	delete generatedUnicode;

	delete otherGeneratedUnicode;

	TheTest.End();

	TheTest.Close();

	return KErrNone;

	}