tests/strings/stdstrings.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        tests/strings/stdstrings.cpp
   3 // Purpose:     wxString unit test
   4 // Author:      Vadim Zeitlin, Wlodzimierz ABX Skiba
   5 // Created:     2004-05-07
   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 // ----------------------------------------------------------------------------
  25 // test class
  26 // ----------------------------------------------------------------------------
  27
  28 class StdStringTestCase : public CppUnit::TestCase
  29 {
  30 public:
  31     StdStringTestCase();
  32
  33 private:
  34     CPPUNIT_TEST_SUITE( StdStringTestCase );
  35         CPPUNIT_TEST( StdConstructors );
  36         CPPUNIT_TEST( StdAppend );
  37         CPPUNIT_TEST( StdAssign );
  38         CPPUNIT_TEST( StdCompare );
  39         CPPUNIT_TEST( StdErase );
  40         CPPUNIT_TEST( StdFind );
  41         CPPUNIT_TEST( StdFindFirst );
  42         CPPUNIT_TEST( StdFindLast );
  43         CPPUNIT_TEST( StdInsert );
  44         CPPUNIT_TEST( StdReplace );
  45         CPPUNIT_TEST( StdRFind );
  46         CPPUNIT_TEST( StdResize );
  47         CPPUNIT_TEST( StdRiter );
  48         CPPUNIT_TEST( StdSubstr );
  49 #if wxUSE_STD_STRING
  50         CPPUNIT_TEST( StdConversion );
  51 #endif
  52     CPPUNIT_TEST_SUITE_END();
  53
  54     void StdConstructors();
  55     void StdAppend();
  56     void StdAssign();
  57     void StdCompare();
  58     void StdErase();
  59     void StdFind();
  60     void StdFindFirst();
  61     void StdFindLast();
  62     void StdInsert();
  63     void StdReplace();
  64     void StdRFind();
  65     void StdResize();
  66     void StdRiter();
  67     void StdSubstr();
  68 #if wxUSE_STD_STRING
  69     void StdConversion();
  70 #endif
  71
  72     DECLARE_NO_COPY_CLASS(StdStringTestCase)
  73 };
  74
  75 // register in the unnamed registry so that these tests are run by default
  76 CPPUNIT_TEST_SUITE_REGISTRATION( StdStringTestCase );
  77
  78 // also include in it's own registry so that these tests can be run alone
  79 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StdStringTestCase, "StdStringTestCase" );
  80
  81 StdStringTestCase::StdStringTestCase()
  82 {
  83 }
  84
  85 void StdStringTestCase::StdConstructors()
  86 {
  87     wxString s1(_T("abcdefgh")),
  88              s2(_T("abcdefghijklm"), 8),
  89              s3(_T("abcdefghijklm")),
  90              s4(8, _T('a'));
  91     wxString s5(s1),
  92              s6(s3, 0, 8),
  93              s7(s3.begin(), s3.begin() + 8);
  94     wxString s8(s1, 4, 8);
  95
  96     CPPUNIT_ASSERT( s1 == _T("abcdefgh") );
  97     CPPUNIT_ASSERT( s2 == s1 );
  98     CPPUNIT_ASSERT( s4 == _T("aaaaaaaa") );
  99     CPPUNIT_ASSERT( s5 == _T("abcdefgh") );
 100     CPPUNIT_ASSERT( s6 == s1 );
 101     CPPUNIT_ASSERT( s7 == s1 );
 102     CPPUNIT_ASSERT( s8 == _T("efgh") );
 103
 104     const char *pc = s1;
 105     WX_ASSERT_STR_EQUAL( "bcd", wxString(pc + 1, pc + 4) );
 106
 107     const wchar_t *pw = s2.c_str();
 108     WX_ASSERT_STR_EQUAL( "a", wxString(pw, pw + 1) );
 109 }
 110
 111 void StdStringTestCase::StdAppend()
 112 {
 113     wxString s1, s2, s3, s4, s5, s6, s7, s8;
 114
 115     s1 = s2 = s3 = s4 = s5 = s6 = _T("abc");
 116     s1.append(_T("def"));
 117     s2.append(_T("defgh"), 3);
 118     s3.append(wxString(_T("abcdef")), 3, 6);
 119     s4.append(s1);
 120     s5.append(3, _T('a'));
 121     s5.append(2, 'x');
 122     s5.append(1, (unsigned char)'y');
 123     s6.append(s1.begin() + 3, s1.end());
 124
 125     CPPUNIT_ASSERT( s1 == _T("abcdef") );
 126     CPPUNIT_ASSERT( s2 == _T("abcdef") );
 127     CPPUNIT_ASSERT( s3 == _T("abcdef") );
 128     CPPUNIT_ASSERT( s4 == _T("abcabcdef") );
 129     CPPUNIT_ASSERT( s5 == _T("abcaaaxxy") );
 130     CPPUNIT_ASSERT( s6 == _T("abcdef") );
 131
 132     const char *pc = s1.c_str() + 2;
 133     s7.append(pc, pc + 4);
 134     WX_ASSERT_STR_EQUAL( "cdef", s7 );
 135
 136     const wchar_t *pw = s2.c_str() + 2;
 137     s8.append(pw, pw + 4);
 138     WX_ASSERT_STR_EQUAL( "cdef", s8 );
 139
 140     s7 = s8 = wxString(_T("null\0time"), 9);
 141
 142     s7.append(_T("def"));
 143     s8.append(_T("defgh"), 3);
 144
 145     CPPUNIT_ASSERT( s7 == wxString(_T("null\0timedef"), 12) );
 146     CPPUNIT_ASSERT( s8 == wxString(_T("null\0timedef"), 12) );
 147 }
 148
 149 void StdStringTestCase::StdAssign()
 150 {
 151     wxString s1, s2, s3, s4, s5, s6, s7, s8;
 152
 153     s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("abc");
 154     s1.assign(_T("def"));
 155     s2.assign(_T("defgh"), 3);
 156     s3.assign(wxString(_T("abcdef")), 3, 6);
 157     s4.assign(s1);
 158     s5.assign(3, _T('a'));
 159     s6.assign(s1.begin() + 1, s1.end());
 160
 161     CPPUNIT_ASSERT( s1 == _T("def") );
 162     CPPUNIT_ASSERT( s2 == _T("def") );
 163     CPPUNIT_ASSERT( s3 == _T("def") );
 164     CPPUNIT_ASSERT( s4 == _T("def") );
 165     CPPUNIT_ASSERT( s5 == _T("aaa") );
 166     CPPUNIT_ASSERT( s6 == _T("ef") );
 167
 168     const char *pc = s1;
 169     s7.assign(pc, pc + 2);
 170     WX_ASSERT_STR_EQUAL( "de", s7 );
 171
 172     const wchar_t *pw = s1.c_str();
 173     s8.assign(pw + 2, pw + 3);
 174     WX_ASSERT_STR_EQUAL( "f", s8 );
 175 }
 176
 177 void StdStringTestCase::StdCompare()
 178 {
 179     wxString s1, s2, s3, s4, s5, s6, s7, s8;
 180
 181     s1 = _T("abcdefgh");
 182     s2 = _T("abcdefgh");
 183     s3 = _T("abc");
 184     s4 = _T("abcdefghi");
 185     s5 = _T("aaa");
 186     s6 = _T("zzz");
 187
 188     CPPUNIT_ASSERT( s1.compare(s2) == 0 );
 189     CPPUNIT_ASSERT( s1.compare(s3) > 0 );
 190     CPPUNIT_ASSERT( s1.compare(s4) < 0 );
 191     CPPUNIT_ASSERT( s1.compare(s5) > 0 );
 192     CPPUNIT_ASSERT( s1.compare(s6) < 0 );
 193     CPPUNIT_ASSERT( s1.compare(1, 12, s1) > 0);
 194     CPPUNIT_ASSERT( s1.compare(_T("abcdefgh")) == 0);
 195     CPPUNIT_ASSERT( s1.compare(1, 7, _T("bcdefgh")) == 0);
 196     CPPUNIT_ASSERT( s1.compare(1, 7, _T("bcdefgh"), 7) == 0);
 197 }
 198
 199 void StdStringTestCase::StdErase()
 200 {
 201     wxString s1, s2, s3, s4, s5, s6, s7;
 202
 203     s1 = _T("abcdefgh");
 204     s2 = _T("abcdefgh");
 205     s3 = _T("abc");
 206     s4 = _T("abcdefghi");
 207     s5 = _T("aaa");
 208     s6 = _T("zzz");
 209     s7 = _T("zabcdefg");
 210
 211     s1.erase(1, 1);
 212     s2.erase(4, 12);
 213     wxString::iterator it = s3.erase(s3.begin() + 1);
 214     wxString::iterator it2 = s4.erase(s4.begin() + 4, s4.begin() + 6);
 215     wxString::iterator it3 = s7.erase(s7.begin() + 4, s7.begin() + 8);
 216
 217     CPPUNIT_ASSERT( s1 == _T("acdefgh") );
 218     CPPUNIT_ASSERT( s2 == _T("abcd") );
 219     CPPUNIT_ASSERT( s3 == _T("ac") );
 220     CPPUNIT_ASSERT( s4 == _T("abcdghi") );
 221     CPPUNIT_ASSERT( s7 == _T("zabc") );
 222     CPPUNIT_ASSERT( *it == _T('c') );
 223     CPPUNIT_ASSERT( *it2 == _T('g') );
 224     CPPUNIT_ASSERT( it3 == s7.end() );
 225 }
 226
 227 void StdStringTestCase::StdFind()
 228 {
 229     //                0         1         2
 230     //                01234567890123456789012345
 231     wxString s1 = _T("abcdefgABCDEFGabcABCabcABC");
 232     wxString s2 = _T("gAB");
 233
 234     CPPUNIT_ASSERT( s1.find(_T('A')) == 7u );
 235     CPPUNIT_ASSERT( s1.find(_T('A'), 7) == 7u );
 236     CPPUNIT_ASSERT( s1.find(_T('Z')) == wxString::npos );
 237     CPPUNIT_ASSERT( s1.find(_T('C'), 22) == 25u );
 238
 239     CPPUNIT_ASSERT( s1.find(_T("gAB")) == 6u );
 240     CPPUNIT_ASSERT( s1.find(_T("gAB"), 7) == wxString::npos );
 241     CPPUNIT_ASSERT( s1.find(_T("gAB"), 6) == 6u );
 242
 243     CPPUNIT_ASSERT( s1.find(_T("gABZZZ"), 2, 3) == 6u );
 244     CPPUNIT_ASSERT( s1.find(_T("gABZZZ"), 7, 3) == wxString::npos );
 245
 246     CPPUNIT_ASSERT( s1.find(s2) == 6u );
 247     CPPUNIT_ASSERT( s1.find(s2, 7) == wxString::npos );
 248     CPPUNIT_ASSERT( s1.find(s2, 6) == 6u );
 249
 250     //                   0          1          2
 251     //                   0123456 78901234567 8901234567
 252     //wxString _s1 = _T("abcdefg\0ABCDEFGabc\0ABCabcABC");
 253     //wxString _s2 = _T("g\0AB");
 254     wxString _s1 = _T("abcdefgABCDEFGabcABCabcABC");
 255     wxString _s2 = _T("gAB");
 256
 257     _s1.insert(7, 1, '\0');
 258     _s1.insert(18, 1, '\0');
 259     _s2.insert(1, 1, '\0');
 260
 261     CPPUNIT_ASSERT( _s1.find(_T('A')) == 8u );
 262     CPPUNIT_ASSERT( _s1.find(_T('A'), 8) == 8u );
 263     CPPUNIT_ASSERT( _s1.find(_T('Z')) == wxString::npos );
 264     CPPUNIT_ASSERT( _s1.find(_T('C'), 22) == 27u );
 265
 266     CPPUNIT_ASSERT( _s1.find(_T("AB")) == 8u );
 267     CPPUNIT_ASSERT( _s1.find(_T("AB"), 26) == wxString::npos );
 268     CPPUNIT_ASSERT( _s1.find(_T("AB"), 23) == 25u );
 269
 270     CPPUNIT_ASSERT( _s1.find(_T("ABZZZ"), 2, 2) == 8u );
 271     CPPUNIT_ASSERT( _s1.find(_T("ABZZZ"), 26, 2) == wxString::npos );
 272
 273     CPPUNIT_ASSERT( _s1.find(_s2) == 6u );
 274     CPPUNIT_ASSERT( _s1.find(_s2, 7) == wxString::npos );
 275     CPPUNIT_ASSERT( _s1.find(_s2, 6) == 6u );
 276 }
 277
 278 void StdStringTestCase::StdFindFirst()
 279 {
 280     //                0         1         2         3
 281     //                01234567890123456789012345678901234
 282     wxString s1 = _T("aaaaaabcdefghlkjiaaaaaabcdbcdbcdbcd");
 283     wxString s2 = _T("aaaaaa");
 284
 285     CPPUNIT_ASSERT( s1.find_first_not_of(_T('a')) == 6u );
 286     CPPUNIT_ASSERT( s1.find_first_not_of(_T('a'), 7) == 7u );
 287     CPPUNIT_ASSERT( s2.find_first_not_of(_T('a')) == wxString::npos );
 288
 289     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abde"), 4) == 7u );
 290     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abde"), 7) == 7u );
 291     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abcdefghijkl")) == wxString::npos );
 292
 293     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abcdefghi"), 0, 4) == 9u );
 294
 295     CPPUNIT_ASSERT( s1.find_first_of(_T('c')) == 7u );
 296     CPPUNIT_ASSERT( s1.find_first_of(_T('v')) == wxString::npos );
 297     CPPUNIT_ASSERT( s1.find_first_of(_T('c'), 10) == 24u );
 298
 299     CPPUNIT_ASSERT( s1.find_first_of(_T("ijkl")) == 13u );
 300     CPPUNIT_ASSERT( s1.find_first_of(_T("ddcfg"), 17) == 24u );
 301     CPPUNIT_ASSERT( s1.find_first_of(_T("ddcfga"), 17, 5) == 24u );
 302 }
 303
 304 void StdStringTestCase::StdFindLast()
 305 {
 306     //                0         1         2         3
 307     //                01234567890123456789012345678901234
 308     wxString s1 = _T("aaaaaabcdefghlkjiaaaaaabcdbcdbcdbcd");
 309     wxString s2 = _T("aaaaaa");
 310
 311     CPPUNIT_ASSERT( s2.find_last_not_of(_T('a')) == wxString::npos );
 312     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d')) == 33u );
 313     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d'), 25) == 24u );
 314
 315     CPPUNIT_ASSERT( s1.find_last_not_of(_T("bcd")) == 22u );
 316     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abc"), 24) == 16u );
 317
 318     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abcdefghijklmnopqrstuv"), 24, 3) == 16u );
 319
 320     CPPUNIT_ASSERT( s2.find_last_of(_T('c')) == wxString::npos );
 321     CPPUNIT_ASSERT( s1.find_last_of(_T('a')) == 22u );
 322     CPPUNIT_ASSERT( s1.find_last_of(_T('b'), 24) == 23u );
 323
 324     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklm")) == 16u );
 325     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklma"), 33, 4) == 16u );
 326     CPPUNIT_ASSERT( s1.find_last_of(_T("a"), 17) == 17u );
 327
 328
 329
 330     //                  0          1          2         3
 331     //                  012345 67890123456789 01234567890123456
 332 //    wxString s1 = _T("aaaaaa\0bcdefghlkjiaa\0aaaabcdbcdbcdbcd");
 333 //    wxString s2 = _T("aaaaaa\0");
 334     s1.insert(6,1,'\0');
 335     s1.insert(20,1,'\0');
 336     s2.insert(6,1,'\0');
 337
 338     CPPUNIT_ASSERT( s2.find_last_not_of(_T('a')) == 6u );
 339     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d')) == 35u );
 340     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d'), 27) == 26u );
 341
 342     CPPUNIT_ASSERT( s1.find_last_not_of(_T("bcd")) == 24u );
 343     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abc"), 26) == 20u );
 344
 345     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abcdefghijklmnopqrstuv"), 26, 3) == 20u );
 346
 347     CPPUNIT_ASSERT( s2.find_last_of(_T('c')) == wxString::npos );
 348     CPPUNIT_ASSERT( s1.find_last_of(_T('a')) == 24u );
 349     CPPUNIT_ASSERT( s1.find_last_of(_T('b'), 26) == 25u );
 350
 351     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklm")) == 17u );
 352     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklma"), 35, 4) == 17u );
 353     CPPUNIT_ASSERT( s1.find_last_of(_T("a"), 18) == 18u );
 354 }
 355
 356 void StdStringTestCase::StdInsert()
 357 {
 358     wxString s1, s2, s3, s4, s5, s6, s7, s8, s9, s10;
 359
 360     s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("aaaa");
 361     s9 = s10 = _T("cdefg");
 362
 363     s1.insert(1, _T("cc") );
 364     s2.insert(2, _T("cdef"), 3);
 365     s3.insert(2, s10);
 366     s4.insert(2, s10, 3, 7);
 367     s5.insert(1, 2, _T('c'));
 368     s6.insert(s6.begin() + 3, _T('X'));
 369     s7.insert(s7.begin(), s9.begin(), s9.end() - 1);
 370     s8.insert(s8.begin(), 2, _T('c'));
 371
 372     CPPUNIT_ASSERT( s1 == _T("accaaa") );
 373     CPPUNIT_ASSERT( s2 == _T("aacdeaa") );
 374     CPPUNIT_ASSERT( s3 == _T("aacdefgaa") );
 375     CPPUNIT_ASSERT( s4 == _T("aafgaa") );
 376     CPPUNIT_ASSERT( s5 == _T("accaaa") );
 377     CPPUNIT_ASSERT( s6 == _T("aaaXa") );
 378     CPPUNIT_ASSERT( s7 == _T("cdefaaaa") );
 379     CPPUNIT_ASSERT( s8 == _T("ccaaaa") );
 380
 381     s1 = s2 = s3 = _T("aaaa");
 382     s1.insert(0, _T("ccc"), 2);
 383     s2.insert(4, _T("ccc"), 2);
 384
 385     CPPUNIT_ASSERT( s1 == _T("ccaaaa") );
 386     CPPUNIT_ASSERT( s2 == _T("aaaacc") );
 387 }
 388
 389 void StdStringTestCase::StdReplace()
 390 {
 391     wxString s1, s2, s3, s4, s5, s6, s7, s8, s9;
 392
 393     s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("QWERTYUIOP");
 394     s9 = _T("werty");
 395
 396     s1.replace(3, 4, _T("rtyu"));
 397     s1.replace(8, 7, _T("opopop"));
 398     s2.replace(10, 12, _T("WWWW"));
 399     s3.replace(1, 5, s9);
 400     s4.replace(1, 4, s9, 0, 4);
 401     s5.replace(1, 2, s9, 1, 12);
 402     s6.replace(0, 123, s9, 0, 123);
 403     s7.replace(2, 7, s9);
 404
 405     CPPUNIT_ASSERT( s1 == _T("QWErtyuIopopop") );
 406     CPPUNIT_ASSERT( s2 == _T("QWERTYUIOPWWWW") );
 407     CPPUNIT_ASSERT( s3 == _T("QwertyUIOP") );
 408     CPPUNIT_ASSERT( s4 == _T("QwertYUIOP") );
 409     CPPUNIT_ASSERT( s5 == _T("QertyRTYUIOP") );
 410     CPPUNIT_ASSERT( s6 == s9);
 411     CPPUNIT_ASSERT( s7 == _T("QWwertyP") );
 412 }
 413
 414 void StdStringTestCase::StdRFind()
 415 {
 416     //                0         1         2
 417     //                01234567890123456789012345
 418     wxString s1 = _T("abcdefgABCDEFGabcABCabcABC");
 419     wxString s2 = _T("gAB");
 420     wxString s3 = _T("ab");
 421
 422     CPPUNIT_ASSERT( s1.rfind(_T('A')) == 23u );
 423     CPPUNIT_ASSERT( s1.rfind(_T('A'), 7) == 7u );
 424     CPPUNIT_ASSERT( s1.rfind(_T('Z')) == wxString::npos );
 425     CPPUNIT_ASSERT( s1.rfind(_T('C'), 22) == 19u );
 426
 427     CPPUNIT_ASSERT( s1.rfind(_T("cAB")) == 22u );
 428     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 15) == wxString::npos );
 429     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 21) == 16u );
 430
 431     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 7, 3) == 6u );
 432     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 5, 3) == wxString::npos );
 433
 434     CPPUNIT_ASSERT( s1.rfind(s2) == 6u );
 435     CPPUNIT_ASSERT( s1.rfind(s2, 5) == wxString::npos );
 436     CPPUNIT_ASSERT( s1.rfind(s2, 6) == 6u );
 437     CPPUNIT_ASSERT( s1.rfind(s3, 1) == 0u );
 438
 439
 440     //                  0          1          2
 441     //                  01234 56789012 345678901234567
 442 //    wxString s1 = _T("abcde\0fgABCDE\0FGabcABCabcABC");
 443 //    wxString s2 = _T("gAB");
 444 //    wxString s3 = _T("ab");
 445
 446     s1.insert(5,1,'\0');
 447     s1.insert(13,1,'\0');
 448
 449     CPPUNIT_ASSERT( s1.rfind(_T('A')) == 25u );
 450     CPPUNIT_ASSERT( s1.rfind(_T('A'), 8) == 8u );
 451     CPPUNIT_ASSERT( s1.rfind(_T('Z')) == wxString::npos );
 452     CPPUNIT_ASSERT( s1.rfind(_T('C'), 22) == 21u );
 453
 454     CPPUNIT_ASSERT( s1.rfind(_T("cAB")) == 24u );
 455     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 15) == wxString::npos );
 456     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 21) == 18u );
 457
 458     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 8, 3) == 7u );
 459     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 5, 3) == wxString::npos );
 460 }
 461
 462 void StdStringTestCase::StdResize()
 463 {
 464     wxString s1, s2, s3, s4;
 465
 466     s1 = s2 = s3 = s4 = _T("abcABCdefDEF");
 467
 468     s1.resize( 12 );
 469     s2.resize( 10 );
 470     s3.resize( 14, _T(' ') );
 471     s4.resize( 14, _T('W') );
 472
 473     CPPUNIT_ASSERT( s1 == _T("abcABCdefDEF") );
 474     CPPUNIT_ASSERT( s2 == _T("abcABCdefD") );
 475     CPPUNIT_ASSERT( s3 == _T("abcABCdefDEF  ") );
 476     CPPUNIT_ASSERT( s4 == _T("abcABCdefDEFWW") );
 477 }
 478
 479 void StdStringTestCase::StdRiter()
 480 {
 481     const wxString s(_T("fozbar"));
 482
 483     wxString::const_reverse_iterator ri(s.rbegin());
 484     CPPUNIT_ASSERT( _T('r') == *ri );
 485     CPPUNIT_ASSERT( _T('a') == *++ri );
 486     CPPUNIT_ASSERT( _T('r') == *--ri );
 487
 488     ri = s.rend();
 489     ri--;
 490     CPPUNIT_ASSERT( _T('f') == *ri );
 491
 492     --ri;
 493     CPPUNIT_ASSERT( _T('o') == *ri );
 494
 495     wxString::const_iterator i = ri.base();
 496     CPPUNIT_ASSERT( _T('z') == *i );
 497 }
 498
 499 void StdStringTestCase::StdSubstr()
 500 {
 501     wxString s1 = _T("abcdefgABCDEFG");
 502
 503     CPPUNIT_ASSERT( s1.substr( 0, 14 ) == s1 );
 504     CPPUNIT_ASSERT( s1.substr( 1, 13 ) == _T("bcdefgABCDEFG") );
 505     CPPUNIT_ASSERT( s1.substr( 1, 20 ) == _T("bcdefgABCDEFG") );
 506     CPPUNIT_ASSERT( s1.substr( 14, 30 ) == _T("") );
 507
 508     s1.insert(3,1,'\0');
 509     s1.insert(8,1,'\0');
 510     s1.insert(13,1,'\0');
 511
 512     wxString s2 = wxT("bcdefgABCDEFG");
 513     s2.insert(2,1,'\0');
 514     s2.insert(7,1,'\0');
 515     s2.insert(12,1,'\0');
 516
 517     CPPUNIT_ASSERT( s1.substr( 0, 17 ) == s1 );
 518     CPPUNIT_ASSERT( s1.substr( 1, 17 ) == s2 );
 519     CPPUNIT_ASSERT( s1.substr( 1, 20 ) == s2 );
 520     CPPUNIT_ASSERT( s1.substr( 17, 30 ) == _T("") );
 521 }
 522
 523 #if wxUSE_STD_STRING
 524 void StdStringTestCase::StdConversion()
 525 {
 526     std::string strStd("std::string value");
 527     wxStdWideString strStdWide(L"std::wstring value");
 528
 529     wxString s1(strStd);
 530     CPPUNIT_ASSERT( s1 == "std::string value" );
 531
 532     wxString s2(strStdWide);
 533     CPPUNIT_ASSERT( s2 == "std::wstring value" );
 534
 535     wxString s3;
 536     s3 = strStd;
 537     CPPUNIT_ASSERT( s3 == "std::string value" );
 538     s3 = strStdWide;
 539     CPPUNIT_ASSERT( s3 == "std::wstring value" );
 540
 541     wxString s4("hello");
 542     std::string s5 = s4;
 543     CPPUNIT_ASSERT( s5 == "hello" );
 544
 545     wxStdWideString s6 = s4;
 546     CPPUNIT_ASSERT( s6 == "hello" );
 547 }
 548 #endif // wxUSE_STD_STRING