// Copyright (c) 2008-2009 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 <bitset>

#include <algorithm>

#include <sstream>

#include <iostream>

#include "cppunit/cppunit_proxy.h"

#if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)

using namespace std;

#endif

//

// TestCase class

//

class BitsetTest : public CPPUNIT_NS::TestCase

{

  CPPUNIT_TEST_SUITE(BitsetTest);

  CPPUNIT_TEST(bitset1);

  CPPUNIT_TEST(iostream);

  CPPUNIT_TEST(bitset_cov1);

  CPPUNIT_TEST(bitset_cov2);

  CPPUNIT_TEST(bitset_cov3);

  CPPUNIT_TEST_SUITE_END();

protected:

  void bitset1();

  void iostream();

  void bitset_cov1();

  void bitset_cov2();

  void bitset_cov3();

};

CPPUNIT_TEST_SUITE_REGISTRATION(BitsetTest);

//

// tests implementation

//

void BitsetTest::bitset1()

{

  bitset<13U> b1(0xFFFF);

  bitset<13U> b2(0x1111);

  CPPUNIT_ASSERT(b1.size()==13);

  CPPUNIT_ASSERT(b1==0x1FFF);

  CPPUNIT_ASSERT(b2.size()==13);

  CPPUNIT_ASSERT(b2==0x1111);

  b1 = b1^(b2<<2);

  CPPUNIT_ASSERT(b1==0x1BBB);

  CPPUNIT_ASSERT(b1.count()==10);

  CPPUNIT_ASSERT(b2.count()==4);

#if defined (STLPORT) && !defined (_STLP_NO_EXTENSIONS)

  size_t __pos = b2._Find_first();

  CPPUNIT_ASSERT( __pos == 0 );

  __pos = b2._Find_next(__pos);

  CPPUNIT_ASSERT( __pos == 4 );

  __pos = b2._Find_next(__pos);

  CPPUNIT_ASSERT( __pos == 8 );

  __pos = b2._Find_next(__pos);

  CPPUNIT_ASSERT( __pos == 12 );

  __pos = b2._Find_next(__pos);

  CPPUNIT_ASSERT( __pos == 13 );

#endif

#if !defined (STLPORT) || !defined (_STLP_NO_MEMBER_TEMPLATES) && !defined (_STLP_NO_EXPLICIT_FUNCTION_TMPL_ARGS)

  string representation = b2.to_string<char, char_traits<char>, allocator<char> >();

  CPPUNIT_ASSERT( representation == "1000100010001" );

#  if !defined (STLPORT) || !defined (_STLP_NO_WCHAR_T)

  wstring wrepresentation = b2.to_string<wchar_t, char_traits<wchar_t>, allocator<wchar_t> >();

  CPPUNIT_ASSERT( wrepresentation == L"1000100010001" );

#  endif

#else

  CPPUNIT_ASSERT( b2.to_string() == "1000100010001" );

#endif

}

void BitsetTest::iostream()

{

  {

    stringstream sstr;

    bitset<13U> b(0x1111);

    sstr << b;

    CPPUNIT_ASSERT( sstr.str() == "1000100010001" );

    bitset<13U> b1;

    sstr >> b1;

    CPPUNIT_ASSERT( b1.test(0) );

    CPPUNIT_ASSERT( b1.test(4) );

    CPPUNIT_ASSERT( b1.test(8) );

    CPPUNIT_ASSERT( b1.test(12) );

  }

#if !defined (STLPORT) || !defined (_STLP_NO_WCHAR_T)

  {

    wstringstream sstr;

    bitset<13U> b(0x1111);

    sstr << b;

    CPPUNIT_ASSERT( sstr.str() == L"1000100010001" );

    bitset<13U> b1;

    sstr >> b1;

    CPPUNIT_ASSERT( b1.test(0) );

    CPPUNIT_ASSERT( b1.test(4) );

    CPPUNIT_ASSERT( b1.test(8) );

    CPPUNIT_ASSERT( b1.test(12) );

  }

#endif

}

void BitsetTest::bitset_cov1()

	{

	__UHEAP_MARK;

		{

		bitset<5> b1 ( 6 );

	    bitset<5> rb1;

		CPPUNIT_ASSERT( b1.any() );

		CPPUNIT_ASSERT( !b1.none() );

		rb1 = b1.reset ( );

	    CPPUNIT_ASSERT( !rb1.any() );

	    CPPUNIT_ASSERT( rb1.none() );

		}

		{

		bitset<5> b1 ( 7 );

		unsigned long int i;

		i = b1.to_ulong( );

		CPPUNIT_ASSERT( i == 7 );

		}

		{

		bitset<5> b1 ( 6 );

		bitset<5> bs1;

		bitset<5> b1s0;

		unsigned long int i;

		b1s0 = b1.set( 0 );

		i = b1s0.to_ulong( );

		CPPUNIT_ASSERT( i == 7 );

		bs1 = b1.set( );

		i = bs1.to_ulong( );

		CPPUNIT_ASSERT( i == 31 );

		}

		{

		bitset<5> b1 ( 6 );

		bitset<5> fb1;

		bitset<5> f3b1;

		unsigned long int i;

		fb1 = b1.flip ( );

		i = fb1.to_ulong( );

		CPPUNIT_ASSERT( i == 25 );	

		f3b1 = b1.flip ( 3 );

		i = f3b1.to_ulong( );

		CPPUNIT_ASSERT( i == 17 );	

		}

		{

		bitset<5> b1 ( 2 );

 	    bitset<5> b2 ( 6 );

 	    //x [i] = bool

 	    b1[ 0 ] = true;

 	    CPPUNIT_ASSERT( b1.to_ulong( ) == 3 );

 	    //x [i] = y [j]

 	    b2 [4] = b1 [0];

 	    CPPUNIT_ASSERT( b2.to_ulong( ) == 22 );

        //b = ~x [i]

 	    bool b = ~b2 [4];

 	    CPPUNIT_ASSERT( b == false );

 	    //b = x [i]

 	    b = b2 [4];

	    CPPUNIT_ASSERT( b == true );

	    //x [i] . flip ( )

	    b2 [4].flip( );

	    CPPUNIT_ASSERT( b2.to_ulong( ) == 6 );

		}

		__UHEAP_MARKEND;

	}

void BitsetTest::bitset_cov2()

	{

	__UHEAP_MARK;

		{

		bitset<5> b1 ( 7 );

		bitset<5> b2;

		unsigned long int i;

		b2 = ~b1;

		i = b2.to_ulong( );

		CPPUNIT_ASSERT( i == 24 );

		}

		{

		bitset<5> b1 ( 7 );

		bitset<5> b2 ( 11 );

		unsigned long int i;

		b1 |= b2;

		i = b1.to_ulong( );

		CPPUNIT_ASSERT( i == 15 );

		i = b2.to_ulong( );

		CPPUNIT_ASSERT( i == 11 );

		}

		{

		bool b;

		bitset<2> b1 ( 2 );

		bitset<2> b2;

		b = b1[ 0 ];

		CPPUNIT_ASSERT( b == 0 );

		b = b1[ 1 ];

		CPPUNIT_ASSERT( b == 1 );

		b2[0] = b1[0];

	    b2[1] = b1[1];

	    CPPUNIT_ASSERT(b1 == b2);

		}

		{

		bitset<5> b1 ( 28 );

		b1 >>= 2;

		CPPUNIT_ASSERT( b1.to_ulong( ) == 7 );

		}

		{

		bitset<5> b1 ( 28 );

		bitset<5> b3 = (b1 >> 1);

		CPPUNIT_ASSERT( b3.to_ulong( ) == 14 );

		}

		{

		bitset<5> b1 ( 7 );

		bitset<5> b2 ( 11 );

		b1 &= b2;

		CPPUNIT_ASSERT( b1.to_ulong( ) == 3 );

		CPPUNIT_ASSERT( b2.to_ulong( ) == 11 );

		}

		{

		bitset<5> b1 ( 7 );

		bitset<5> b2 ( 2 );

		CPPUNIT_ASSERT( b1 != b2 );

		}

		__UHEAP_MARKEND;

	}

void BitsetTest::bitset_cov3()

	{

	__UHEAP_MARK;

		{

		bitset<5> b1 ( 13 );

		bitset<5> b1r3;

		b1r3 = b1.reset( 2 );

		CPPUNIT_ASSERT( b1r3.to_ulong( ) == 9 );

		}

		{

		string bitval1 ( "00011" );

		bitset<5> b1 ( bitval1 );

		CPPUNIT_ASSERT( b1.to_ulong( ) == 3 );

		string bitval2 ("11110011011");

		bitset<6> b2 ( bitval2, 3, 6 );

		CPPUNIT_ASSERT( b2.to_ulong( ) == 38 );

		bitset<9> b3 ( bitval2, 2 );

		CPPUNIT_ASSERT( b3.to_ulong( ) == 411 );

		}

		{

		bitset<5> b1 ( 7 );

		bitset<5> b2 ( 11 );

		unsigned long int i;

		b1 = b1 | b2;

		i = b1.to_ulong( );

		CPPUNIT_ASSERT( i == 15 );

		i = b2.to_ulong( );

		CPPUNIT_ASSERT( i == 11 );

		}

		{

		bitset<5> b1 ( 7 );

		bitset<5> b2 ( 11 );

		b1 = b1 & b2;

		CPPUNIT_ASSERT( b1.to_ulong( ) == 3 );

		CPPUNIT_ASSERT( b2.to_ulong( ) == 11 );

		}	

		__UHEAP_MARKEND;

	}