tests/strings/strings.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/strings/strings.cpp
   3 // Purpose:     wxString unit test
   4 // Author:      Vadim Zeitlin, Wlodzimierz ABX Skiba
   5 // Created:     2004-04-19
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2004 Vadim Zeitlin, Wlodzimierz Skiba
   8 ///////////////////////////////////////////////////////////////////////////////
   9
  10 // ----------------------------------------------------------------------------
  11 // headers
  12 // ----------------------------------------------------------------------------
  13
  14 #include "testprec.h"
  15
  16 #ifdef __BORLANDC__
  17     #pragma hdrstop
  18 #endif
  19
  20 #ifndef WX_PRECOMP
  21     #include "wx/wx.h"
  22 #endif // WX_PRECOMP
  23
  24 #include "wx/tokenzr.h"
  25
  26 // ----------------------------------------------------------------------------
  27 // test class
  28 // ----------------------------------------------------------------------------
  29
  30 class StringTestCase : public CppUnit::TestCase
  31 {
  32 public:
  33     StringTestCase();
  34
  35 private:
  36     CPPUNIT_TEST_SUITE( StringTestCase );
  37         CPPUNIT_TEST( String );
  38         CPPUNIT_TEST( PChar );
  39         CPPUNIT_TEST( Format );
  40         CPPUNIT_TEST( Constructors );
  41 #if wxUSE_WCHAR_T
  42         CPPUNIT_TEST( ConstructorsWithConversion );
  43         CPPUNIT_TEST( Conversion );
  44         CPPUNIT_TEST( ConversionUTF7 );
  45 #endif
  46         CPPUNIT_TEST( Extraction );
  47         CPPUNIT_TEST( Find );
  48         CPPUNIT_TEST( Tokenizer );
  49         CPPUNIT_TEST( TokenizerGetPosition );
  50         CPPUNIT_TEST( Replace );
  51         CPPUNIT_TEST( Match );
  52         CPPUNIT_TEST( CaseChanges );
  53         CPPUNIT_TEST( Compare );
  54         CPPUNIT_TEST( CompareNoCase );
  55     CPPUNIT_TEST_SUITE_END();
  56
  57     void String();
  58     void PChar();
  59     void Format();
  60     void Constructors();
  61 #if wxUSE_WCHAR_T
  62     void ConstructorsWithConversion();
  63     void Conversion();
  64     void ConversionUTF7();
  65 #endif
  66     void Extraction();
  67     void Find();
  68     void SingleTokenizerTest( wxChar *str, wxChar *delims, size_t count , wxStringTokenizerMode mode );
  69     void Tokenizer();
  70     void TokenizerGetPosition();
  71     void Replace();
  72     void Match();
  73     void CaseChanges();
  74     void Compare();
  75     void CompareNoCase();
  76
  77     DECLARE_NO_COPY_CLASS(StringTestCase)
  78 };
  79
  80 // register in the unnamed registry so that these tests are run by default
  81 CPPUNIT_TEST_SUITE_REGISTRATION( StringTestCase );
  82
  83 // also include in it's own registry so that these tests can be run alone
  84 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StringTestCase, "StringTestCase" );
  85
  86 StringTestCase::StringTestCase()
  87 {
  88 }
  89
  90 void StringTestCase::String()
  91 {
  92     wxString a, b, c;
  93
  94     a.reserve (128);
  95     b.reserve (128);
  96     c.reserve (128);
  97
  98     for (int i = 0; i < 2; ++i)
  99     {
 100         a = _T("Hello");
 101         b = _T(" world");
 102         c = _T("! How'ya doin'?");
 103         a += b;
 104         a += c;
 105         c = _T("Hello world! What's up?");
 106         CPPUNIT_ASSERT( c != a );
 107     }
 108 }
 109
 110 void StringTestCase::PChar()
 111 {
 112     wxChar a [128];
 113     wxChar b [128];
 114     wxChar c [128];
 115
 116     for (int i = 0; i < 2; ++i)
 117     {
 118         wxStrcpy (a, _T("Hello"));
 119         wxStrcpy (b, _T(" world"));
 120         wxStrcpy (c, _T("! How'ya doin'?"));
 121         wxStrcat (a, b);
 122         wxStrcat (a, c);
 123         wxStrcpy (c, _T("Hello world! What's up?"));
 124         CPPUNIT_ASSERT( wxStrcmp (c, a) != 0 );
 125     }
 126 }
 127
 128 void StringTestCase::Format()
 129 {
 130     wxString s1,s2;
 131     s1.Printf(_T("%03d"), 18);
 132     CPPUNIT_ASSERT( s1 == wxString::Format(_T("%03d"), 18) );
 133     s2.Printf(_T("Number 18: %s\n"), s1.c_str());
 134     CPPUNIT_ASSERT( s2 == wxString::Format(_T("Number 18: %s\n"), s1.c_str()) );
 135 }
 136
 137 void StringTestCase::Constructors()
 138 {
 139     #define TEST_CTOR(args, res)                                               \
 140         {                                                                      \
 141             wxString s args ;                                                  \
 142             CPPUNIT_ASSERT( s == res );                                        \
 143         }
 144
 145     TEST_CTOR((_T('Z'), 4), _T("ZZZZ"));
 146     TEST_CTOR((_T("Hello"), 4), _T("Hell"));
 147     TEST_CTOR((_T("Hello"), 5), _T("Hello"));
 148
 149     static const wxChar *s = _T("?really!");
 150     const wxChar *start = wxStrchr(s, _T('r'));
 151     const wxChar *end = wxStrchr(s, _T('!'));
 152     TEST_CTOR((start, end), _T("really"));
 153 }
 154
 155 #if wxUSE_WCHAR_T
 156 void StringTestCase::ConstructorsWithConversion()
 157 {
 158     // the string "Déjà" in UTF-8 and wchar_t:
 159     const unsigned char utf8Buf[] = {0x44,0xC3,0xA9,0x6A,0xC3,0xA0,0};
 160     const wchar_t wchar[] = {0x44,0xE9,0x6A,0xE0,0};
 161     const unsigned char utf8subBuf[] = {0x44,0xC3,0xA9,0x6A,0}; // just "Déj"
 162     const char *utf8 = (char *)utf8Buf;
 163     const char *utf8sub = (char *)utf8subBuf;
 164
 165     wxString s1(utf8, wxConvUTF8);
 166     wxString s2(wchar, wxConvUTF8);
 167
 168 #if wxUSE_UNICODE
 169     CPPUNIT_ASSERT( s1 == wchar );
 170     CPPUNIT_ASSERT( s2 == wchar );
 171 #else
 172     CPPUNIT_ASSERT( s1 == utf8 );
 173     CPPUNIT_ASSERT( s2 == utf8 );
 174 #endif
 175
 176     wxString sub(utf8sub, wxConvUTF8); // "Dej" substring
 177     wxString s3(utf8, wxConvUTF8, 4);
 178     wxString s4(wchar, wxConvUTF8, 3);
 179
 180     CPPUNIT_ASSERT( s3 == sub );
 181     CPPUNIT_ASSERT( s4 == sub );
 182
 183 #if wxUSE_UNICODE
 184     CPPUNIT_ASSERT ( wxString("\t[pl]open.format.Sformatuj dyskietkê=gfloppy %f",
 185                                wxConvUTF8) == wxT("") ); //should stop at pos 35
 186 #endif
 187 }
 188
 189 void StringTestCase::Conversion()
 190 {
 191 #if wxUSE_UNICODE
 192         wxString szTheString(L"The\0String", wxConvLibc, 10);
 193         wxCharBuffer theBuffer = szTheString.mb_str();
 194
 195         CPPUNIT_ASSERT( memcmp(theBuffer.data(), "The\0String", 11) == 0 );
 196
 197         wxString szTheString2("The\0String", wxConvLocal, 10);
 198         CPPUNIT_ASSERT( wxTmemcmp(szTheString2.c_str(), L"The\0String", 11) == 0 );
 199 #else
 200         wxString szTheString(wxT("TheString"));
 201         szTheString.insert(3, 1, '\0');
 202         wxWCharBuffer theBuffer = szTheString.wc_str(wxConvLibc);
 203
 204         CPPUNIT_ASSERT( memcmp(theBuffer.data(), L"The\0String", 11 * sizeof(wchar_t)) == 0 );
 205
 206         wxString szLocalTheString(wxT("TheString"));
 207         szLocalTheString.insert(3, 1, '\0');
 208         wxWCharBuffer theLocalBuffer = szLocalTheString.wc_str(wxConvLocal);
 209
 210         CPPUNIT_ASSERT( memcmp(theLocalBuffer.data(), L"The\0String", 11 * sizeof(wchar_t)) == 0 );
 211 #endif
 212 }
 213
 214 void StringTestCase::ConversionUTF7()
 215 {
 216     const wchar_t data[] = { 0x00A3, 0x00A3, 0x00A3, 0x00A3, 0 }; // pound signs
 217
 218     //utf7 and utf7alt are equivelent
 219     const char *utf7 = "+AKM-+AKM-+AKM-+AKM-";
 220     const char *utf7alt = "+AKMAowCjAKM-";
 221
 222 #if wxUSE_UNICODE
 223     wxString str(data);
 224
 225     wxCSConv conv(_T("utf-7"));
 226
 227     wxCharBuffer theBuffer = str.mb_str(conv);
 228
 229     CPPUNIT_ASSERT( strcmp(theBuffer, utf7) == 0 || strcmp(theBuffer, utf7alt) == 0);
 230 #else //ANSI
 231     wxString str(utf7);
 232
 233     wxCSConv conv(_T("utf-7"));
 234
 235     wxWCharBuffer theWBuffer = str.wc_str(conv);
 236
 237     CPPUNIT_ASSERT( wxWcslen(theWBuffer) == wxWcslen(data) );
 238     CPPUNIT_ASSERT( memcmp(theWBuffer, data, wxWcslen(data) * sizeof(wchar_t)) == 0 );
 239
 240     wxString stralt(utf7alt);
 241
 242     wxWCharBuffer theWBufferAlt = stralt.wc_str(conv);
 243
 244     CPPUNIT_ASSERT( wxWcslen(theWBufferAlt) == wxWcslen(data) );
 245     CPPUNIT_ASSERT( memcmp(theWBufferAlt, data, wxWcslen(data) * sizeof(wchar_t)) == 0 );
 246
 247 #endif // wxUSE_UNICODE
 248 }
 249
 250 #endif // wxUSE_WCHAR_T
 251
 252
 253 void StringTestCase::Extraction()
 254 {
 255     wxString s(_T("Hello, world!"));
 256
 257     CPPUNIT_ASSERT( wxStrcmp( s.c_str() , _T("Hello, world!") ) == 0 );
 258     CPPUNIT_ASSERT( wxStrcmp( s.Left(5).c_str() , _T("Hello") ) == 0 );
 259     CPPUNIT_ASSERT( wxStrcmp( s.Right(6).c_str() , _T("world!") ) == 0 );
 260     CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , _T("lo, w") ) == 0 );
 261     CPPUNIT_ASSERT( wxStrcmp( s.Mid(3).c_str() , _T("lo, world!") ) == 0 );
 262     CPPUNIT_ASSERT( wxStrcmp( s.substr(3, 5).c_str() , _T("lo, w") ) == 0 );
 263     CPPUNIT_ASSERT( wxStrcmp( s.substr(3).c_str() , _T("lo, world!") ) == 0 );
 264
 265     wxString rest;
 266
 267     #define TEST_STARTS_WITH( prefix , correct_rest, result ) \
 268         CPPUNIT_ASSERT( \
 269             ( s.StartsWith( prefix, &rest ) == result ) && \
 270             ( ( result == false ) || ( wxStrcmp( correct_rest , rest ) == 0 ) ) \
 271         )
 272
 273     TEST_STARTS_WITH( _T("Hello"),           _T(", world!"),      true  );
 274     TEST_STARTS_WITH( _T("Hello, "),         _T("world!"),        true  );
 275     TEST_STARTS_WITH( _T("Hello, world!"),   _T(""),              true  );
 276     TEST_STARTS_WITH( _T("Hello, world!!!"), _T(""),              false );
 277     TEST_STARTS_WITH( _T(""),                _T("Hello, world!"), true  );
 278     TEST_STARTS_WITH( _T("Goodbye"),         _T(""),              false );
 279     TEST_STARTS_WITH( _T("Hi"),              _T(""),              false );
 280
 281     #undef TEST_STARTS_WITH
 282 }
 283
 284 void StringTestCase::Find()
 285 {
 286     #define TEST_FIND( str , start , result )  \
 287         CPPUNIT_ASSERT( wxString(str).find(_T("ell"), start) == result );
 288
 289     TEST_FIND( _T("Well, hello world"),  0, 1              );
 290     TEST_FIND( _T("Well, hello world"),  6, 7              );
 291     TEST_FIND( _T("Well, hello world"),  9, wxString::npos );
 292
 293     #undef TEST_FIND
 294 }
 295
 296 void StringTestCase::SingleTokenizerTest( wxChar *str, wxChar *delims, size_t count , wxStringTokenizerMode mode )
 297 {
 298     wxStringTokenizer tkz( str, delims, mode);
 299     CPPUNIT_ASSERT( tkz.CountTokens() == count );
 300
 301     wxChar *buf, *s = NULL, *last;
 302
 303     if ( tkz.GetMode() == wxTOKEN_STRTOK )
 304     {
 305         buf = new wxChar[wxStrlen(str) + 1];
 306         wxStrcpy(buf, str);
 307         s = wxStrtok(buf, delims, &last);
 308     }
 309     else
 310     {
 311         buf = NULL;
 312     }
 313
 314     size_t count2 = 0;
 315     while ( tkz.HasMoreTokens() )
 316     {
 317         wxString token = tkz.GetNextToken();
 318         if ( buf )
 319         {
 320             CPPUNIT_ASSERT( token == s );
 321             s = wxStrtok(NULL, delims, &last);
 322         }
 323         count2++;
 324     }
 325
 326     CPPUNIT_ASSERT( count2 == count );
 327     if ( buf )
 328     {
 329         delete [] buf;
 330     }
 331 }
 332
 333 void StringTestCase::Tokenizer()
 334 {
 335     SingleTokenizerTest( _T(""),                                           _T(" "),              0, wxTOKEN_DEFAULT       );
 336     SingleTokenizerTest( _T("Hello, world"),                               _T(" "),              2, wxTOKEN_DEFAULT       );
 337     SingleTokenizerTest( _T("Hello,   world  "),                           _T(" "),              2, wxTOKEN_DEFAULT       );
 338     SingleTokenizerTest( _T("Hello, world"),                               _T(","),              2, wxTOKEN_DEFAULT       );
 339     SingleTokenizerTest( _T("Hello, world!"),                              _T(",!"),             2, wxTOKEN_DEFAULT       );
 340     SingleTokenizerTest( _T("Hello,, world!"),                             _T(",!"),             3, wxTOKEN_DEFAULT       );
 341     SingleTokenizerTest( _T("Hello, world!"),                              _T(",!"),             3, wxTOKEN_RET_EMPTY_ALL );
 342     SingleTokenizerTest( _T("username:password:uid:gid:gecos:home:shell"), _T(":"),              7, wxTOKEN_DEFAULT       );
 343     SingleTokenizerTest( _T("1 \t3\t4  6   "),                             wxDEFAULT_DELIMITERS, 4, wxTOKEN_DEFAULT       );
 344     SingleTokenizerTest( _T("1 \t3\t4  6   "),                             wxDEFAULT_DELIMITERS, 6, wxTOKEN_RET_EMPTY     );
 345     SingleTokenizerTest( _T("1 \t3\t4  6   "),                             wxDEFAULT_DELIMITERS, 9, wxTOKEN_RET_EMPTY_ALL );
 346     SingleTokenizerTest( _T("01/02/99"),                                   _T("/-"),             3, wxTOKEN_DEFAULT       );
 347     SingleTokenizerTest( _T("01-02/99"),                                   _T("/-"),             3, wxTOKEN_RET_DELIMS    );
 348 }
 349
 350 // call this with the string to tokenize, delimeters to use and the expected
 351 // positions (i.e. results of GetPosition()) after each GetNextToken() call,
 352 // terminate positions with 0
 353 static void
 354 DoTokenizerGetPosition(const wxChar *s, const wxChar *delims, int pos, ...)
 355 {
 356     wxStringTokenizer tkz(s, delims);
 357
 358     CPPUNIT_ASSERT( tkz.GetPosition() == 0 );
 359
 360     va_list ap;
 361     va_start(ap, pos);
 362
 363     for ( ;; )
 364     {
 365         if ( !pos )
 366         {
 367             CPPUNIT_ASSERT( !tkz.HasMoreTokens() );
 368             break;
 369         }
 370
 371         tkz.GetNextToken();
 372
 373         CPPUNIT_ASSERT( tkz.GetPosition() == (size_t)pos );
 374
 375         pos = va_arg(ap, int);
 376     }
 377
 378     va_end(ap);
 379 }
 380
 381 void StringTestCase::TokenizerGetPosition()
 382 {
 383     DoTokenizerGetPosition(_T("foo"), _T("_"), 3, 0);
 384     DoTokenizerGetPosition(_T("foo_bar"), _T("_"), 4, 7, 0);
 385     DoTokenizerGetPosition(_T("foo_bar_"), _T("_"), 4, 8, 0);
 386 }
 387
 388 void StringTestCase::Replace()
 389 {
 390     #define TEST_REPLACE( original , pos , len , replacement , result ) \
 391         { \
 392             wxString s = original; \
 393             s.replace( pos , len , replacement ); \
 394             CPPUNIT_ASSERT( s == result ); \
 395         }
 396
 397     TEST_REPLACE( _T("012-AWORD-XYZ"), 4, 5, _T("BWORD"),  _T("012-BWORD-XYZ") );
 398     TEST_REPLACE( _T("increase"),      0, 2, _T("de"),     _T("decrease")      );
 399     TEST_REPLACE( _T("wxWindow"),      8, 0, _T("s"),      _T("wxWindows")     );
 400     TEST_REPLACE( _T("foobar"),        3, 0, _T("-"),      _T("foo-bar")       );
 401     TEST_REPLACE( _T("barfoo"),        0, 6, _T("foobar"), _T("foobar")        );
 402
 403     #undef TEST_REPLACE
 404 }
 405
 406 void StringTestCase::Match()
 407 {
 408     #define TEST_MATCH( s1 , s2 , result ) \
 409         CPPUNIT_ASSERT( wxString(s1).Matches(s2) == result )
 410
 411     TEST_MATCH( _T("foobar"),    _T("foo*"),   true  );
 412     TEST_MATCH( _T("foobar"),    _T("*oo*"),   true  );
 413     TEST_MATCH( _T("foobar"),    _T("*bar"),   true  );
 414     TEST_MATCH( _T("foobar"),    _T("??????"), true  );
 415     TEST_MATCH( _T("foobar"),    _T("f??b*"),  true  );
 416     TEST_MATCH( _T("foobar"),    _T("f?b*"),   false );
 417     TEST_MATCH( _T("foobar"),    _T("*goo*"),  false );
 418     TEST_MATCH( _T("foobar"),    _T("*foo"),   false );
 419     TEST_MATCH( _T("foobarfoo"), _T("*foo"),   true  );
 420     TEST_MATCH( _T(""),          _T("*"),      true  );
 421     TEST_MATCH( _T(""),          _T("?"),      false );
 422
 423     #undef TEST_MATCH
 424 }
 425
 426
 427 void StringTestCase::CaseChanges()
 428 {
 429     wxString s1(_T("Hello!"));
 430     wxString s1u(s1);
 431     wxString s1l(s1);
 432     s1u.MakeUpper();
 433     s1l.MakeLower();
 434     wxString s2u, s2l;
 435     s2u.MakeUpper();
 436     s2l.MakeLower();
 437
 438     CPPUNIT_ASSERT( s1u == _T("HELLO!") );
 439     CPPUNIT_ASSERT( s1l == _T("hello!") );
 440     CPPUNIT_ASSERT( s2u == wxEmptyString );
 441     CPPUNIT_ASSERT( s2l == wxEmptyString );
 442
 443 #if !wxUSE_UNICODE
 444     wxLocale locRu(wxLANGUAGE_RUSSIAN, 0 /* flags */);
 445     if ( locRu.IsOk() )
 446     {
 447         // try upper casing 8bit strings
 448         wxString sUpper("\xdf"),
 449                  sLower("\xff");
 450
 451         CPPUNIT_ASSERT( sUpper.Lower() == sLower );
 452         CPPUNIT_ASSERT( sLower.Upper() == sUpper );
 453     }
 454 #endif // !wxUSE_UNICODE
 455 }
 456
 457 void StringTestCase::Compare()
 458 {
 459     wxString s1 = wxT("AHH");
 460     wxString eq = wxT("AHH");
 461     wxString neq1 = wxT("HAH");
 462     wxString neq2 = wxT("AH");
 463     wxString neq3 = wxT("AHHH");
 464     wxString neq4 = wxT("AhH");
 465
 466     CPPUNIT_ASSERT( s1 == eq );
 467     CPPUNIT_ASSERT( s1 != neq1 );
 468     CPPUNIT_ASSERT( s1 != neq2 );
 469     CPPUNIT_ASSERT( s1 != neq3 );
 470     CPPUNIT_ASSERT( s1 != neq4 );
 471
 472 //    wxString _s1 = wxT("A\0HH");
 473 //    wxString _eq = wxT("A\0HH");
 474 //    wxString _neq1 = wxT("H\0AH");
 475 //    wxString _neq2 = wxT("A\0H");
 476 //    wxString _neq3 = wxT("A\0HHH");
 477 //    wxString _neq4 = wxT("A\0hH");
 478     s1.insert(1,1,'\0');
 479     eq.insert(1,1,'\0');
 480     neq1.insert(1,1,'\0');
 481     neq2.insert(1,1,'\0');
 482     neq3.insert(1,1,'\0');
 483     neq4.insert(1,1,'\0');
 484
 485     CPPUNIT_ASSERT( s1 == eq );
 486     CPPUNIT_ASSERT( s1 != neq1 );
 487     CPPUNIT_ASSERT( s1 != neq2 );
 488     CPPUNIT_ASSERT( s1 != neq3 );
 489     CPPUNIT_ASSERT( s1 != neq4 );
 490 }
 491
 492 void StringTestCase::CompareNoCase()
 493 {
 494     wxString s1 = wxT("AHH");
 495     wxString eq = wxT("AHH");
 496     wxString eq2 = wxT("AhH");
 497     wxString eq3 = wxT("ahh");
 498     wxString neq = wxT("HAH");
 499     wxString neq2 = wxT("AH");
 500     wxString neq3 = wxT("AHHH");
 501
 502     #define CPPUNIT_CNCEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) == 0)
 503     #define CPPUNIT_CNCNEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) != 0)
 504
 505     CPPUNIT_CNCEQ_ASSERT( s1, eq );
 506     CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
 507     CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
 508
 509     CPPUNIT_CNCNEQ_ASSERT( s1, neq );
 510     CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
 511     CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
 512
 513
 514 //    wxString _s1 = wxT("A\0HH");
 515 //    wxString _eq = wxT("A\0HH");
 516 //    wxString _eq2 = wxT("A\0hH");
 517 //    wxString _eq3 = wxT("a\0hh");
 518 //    wxString _neq = wxT("H\0AH");
 519 //    wxString _neq2 = wxT("A\0H");
 520 //    wxString _neq3 = wxT("A\0HHH");
 521
 522     s1.insert(1,1,'\0');
 523     eq.insert(1,1,'\0');
 524     eq2.insert(1,1,'\0');
 525     eq3.insert(1,1,'\0');
 526     neq.insert(1,1,'\0');
 527     neq2.insert(1,1,'\0');
 528     neq3.insert(1,1,'\0');
 529
 530     CPPUNIT_CNCEQ_ASSERT( s1, eq );
 531     CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
 532     CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
 533
 534     CPPUNIT_CNCNEQ_ASSERT( s1, neq );
 535     CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
 536     CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
 537 }
 538