tripwire-open-source/src/twtest/stringutil_t.h

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/*
* Name....: stringutil_t.h
* Date....: 09/03/99
* Creator.: rdifalco
*
* Tests String Utils
*
*/

#ifndef __STRINGUTIL_T_H
#define __STRINGUTIL_T_H

#include "core/ntmbs.h"
#include "core/ntdbs.h"

//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
// Char traits for WCHAR16 (aka dbchar_t) and NTMBCS (mctype_t)
//- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

inline
void TestStringUtil()
{
    cDebug db("Test std::char_traits<dbchar_t>");

    db.TraceAlways("Entering...\n");

    tss::dbstring a;
    tss::dbstring b;
    std::string   c;        // Control String

    static char     NTMBS1[] = { 65, 66, 67, 68, 0 };
    static dbchar_t NTDBS1[] = { 65, 66, 67, 68, 0 };
    static dbchar_t NTDBS2[] = { 40, 66, 67, 68, 0 };
//    static dbchar_t NTDBS0[] = { 65, 66, 67, 68, 0, 0 };

    c.assign( NTMBS1 );
    a.assign( NTDBS1 );

    TEST( c == NTMBS1 );
    TEST( a == NTDBS1 );

    a.resize( 0 );
    b.resize( 0 );

    TEST( a.empty() );
    TEST( b.empty() );

    a.assign( NTDBS1 );
    TEST( a.size() == 4);
    TEST( std::equal( a.begin(), a.end(), NTDBS1 ) );
    TEST( b.size() == 0) ;

    a.resize( 3 );
    TEST( a.c_str() != b.c_str() );
    TEST( std::equal( a.begin(), a.end(), NTDBS1 ) );
    TEST( std::equal( b.begin(), b.end(), NTDBS1 ) );

    a = NTDBS2;
    b = a;
    TEST( a == b );
    TEST( a.size() == b.size() );
    
    TEST( a[0] == b[0] );
    TEST( a[1] == b[1] );
    TEST( a[2] == b[2] );
    TEST( a[3] == b[3] );

    const tss::dbstring a1 = a;
    const tss::dbstring b1 = b;
    TEST( a1[0] == b1[0] );
    TEST( a1[1] == b1[1] );
    TEST( a1[2] == b1[2] );
    TEST( a1[3] == b1[3] );

#if 0
    try 
    {
        TEST( a[4] > 0 );
        TEST( false );    // exception did not get thrown
    }
    catch ( std::out_of_range )
    {
        ;
    }
#endif

    //--Test Reference Counting

    tss::dbstring x( NTDBS1 );
    tss::dbstring ref = x;

    TEST( x == ref );
    TEST( std::equal( x.begin(), x.end(), ref.begin() ) );
    TEST( x.size() == ref.size() );


    ///////////////////////////
    // now test the crazy convert functions

    std::string singleStr, singleStrNull;
    wc16_string wc16Str, wc16StrNull;
    TSTRING     tStr, tStrNull;

    // the four functions for reference
    //std::string  TstrToStr( const TSTRING& tstr );
    //TSTRING      StrToTstr( const std::string& str );
    //TSTRING      WstrToTstr( const wc16_string& src );
    //wc16_string  TstrToWstr( const TSTRING& tstr );

    // test Null assignments
    singleStr = cStringUtil::TstrToStr( tStrNull ); 
    TEST(singleStr.length() == 0);
    tStr = cStringUtil::StrToTstr( singleStrNull ); 
    TEST(tStr.length() == 0);
    tStr = cStringUtil::WstrToTstr( wc16StrNull ); 
    TEST(tStr.length() == 0);
    wc16StrNull = cStringUtil::TstrToWstr( tStrNull ); 
    TEST(wc16StrNull.length() == 0);

    // test copying some text around
    singleStr = "123456789";
    tStr.erase(); tStr = cStringUtil::StrToTstr( singleStr );
    TEST(tStr.length() == 9);
    wc16Str.resize(0); wc16Str = cStringUtil::TstrToWstr( tStr );
    TEST(wc16Str.length() == 9);
    singleStr.erase(); singleStr = cStringUtil::TstrToStr( tStr );
    TEST(singleStr.length() == 9);
    tStr.erase(); tStr = cStringUtil::WstrToTstr( wc16Str );
    TEST(tStr.length() == 9);

    db.TraceAlways("Done...\n");
}


#endif//__STRINGUTIL_T_H

void RegisterSuite_StringUtil()
{
    RegisterTest("StringUtil", "Basic", TestStringUtil);
}