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( StdIterators );
  37         CPPUNIT_TEST( StdAppend );
  38         CPPUNIT_TEST( StdAssign );
  39         CPPUNIT_TEST( StdCompare );
  40         CPPUNIT_TEST( StdErase );
  41         CPPUNIT_TEST( StdFind );
  42         CPPUNIT_TEST( StdFindFirst );
  43         CPPUNIT_TEST( StdFindLast );
  44         CPPUNIT_TEST( StdInsert );
  45         CPPUNIT_TEST( StdReplace );
  46         CPPUNIT_TEST( StdRFind );
  47         CPPUNIT_TEST( StdResize );
  48         CPPUNIT_TEST( StdRiter );
  49         CPPUNIT_TEST( StdSubstr );
  50 #if wxUSE_STD_STRING
  51         CPPUNIT_TEST( StdConversion );
  52 #endif
  53     CPPUNIT_TEST_SUITE_END();
  54
  55     void StdConstructors();
  56     void StdIterators();
  57     void StdAppend();
  58     void StdAssign();
  59     void StdCompare();
  60     void StdErase();
  61     void StdFind();
  62     void StdFindFirst();
  63     void StdFindLast();
  64     void StdInsert();
  65     void StdReplace();
  66     void StdRFind();
  67     void StdResize();
  68     void StdRiter();
  69     void StdSubstr();
  70 #if wxUSE_STD_STRING
  71     void StdConversion();
  72 #endif
  73
  74     DECLARE_NO_COPY_CLASS(StdStringTestCase)
  75 };
  76
  77 // register in the unnamed registry so that these tests are run by default
  78 CPPUNIT_TEST_SUITE_REGISTRATION( StdStringTestCase );
  79
  80 // also include in it's own registry so that these tests can be run alone
  81 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StdStringTestCase, "StdStringTestCase" );
  82
  83 StdStringTestCase::StdStringTestCase()
  84 {
  85 }
  86
  87 void StdStringTestCase::StdConstructors()
  88 {
  89     wxString s1(_T("abcdefgh")),
  90              s2(_T("abcdefghijklm"), 8),
  91              s3(_T("abcdefghijklm")),
  92              s4(8, _T('a'));
  93     wxString s5(s1),
  94              s6(s3, 0, 8),
  95              s7(s3.begin(), s3.begin() + 8);
  96     wxString s8(s1, 4, 8);
  97
  98     CPPUNIT_ASSERT( s1 == _T("abcdefgh") );
  99     CPPUNIT_ASSERT( s2 == s1 );
 100     CPPUNIT_ASSERT( s4 == _T("aaaaaaaa") );
 101     CPPUNIT_ASSERT( s5 == _T("abcdefgh") );
 102     CPPUNIT_ASSERT( s6 == s1 );
 103     CPPUNIT_ASSERT( s7 == s1 );
 104     CPPUNIT_ASSERT( s8 == _T("efgh") );
 105
 106     const char *pc = s1.c_str();
 107     WX_ASSERT_STR_EQUAL( "bcd", wxString(pc + 1, pc + 4) );
 108
 109     const wchar_t *pw = s2.c_str();
 110     WX_ASSERT_STR_EQUAL( "a", wxString(pw, pw + 1) );
 111 }
 112
 113 void StdStringTestCase::StdIterators()
 114 {
 115     // test compilation of default iterators ctors:
 116     wxString::iterator i1;
 117     wxString::const_iterator i2;
 118     wxString::reverse_iterator i3;
 119     wxString::const_reverse_iterator i4;
 120 }
 121
 122 void StdStringTestCase::StdAppend()
 123 {
 124     wxString s1, s2, s3, s4, s5, s6, s7, s8;
 125
 126     s1 = s2 = s3 = s4 = s5 = s6 = _T("abc");
 127     s1.append(_T("def"));
 128     s2.append(_T("defgh"), 3);
 129     s3.append(wxString(_T("abcdef")), 3, 6);
 130     s4.append(s1);
 131     s5.append(3, _T('a'));
 132     s5.append(2, 'x');
 133     s5.append(1, (unsigned char)'y');
 134     s6.append(s1.begin() + 3, s1.end());
 135
 136     CPPUNIT_ASSERT( s1 == _T("abcdef") );
 137     CPPUNIT_ASSERT( s2 == _T("abcdef") );
 138     CPPUNIT_ASSERT( s3 == _T("abcdef") );
 139     CPPUNIT_ASSERT( s4 == _T("abcabcdef") );
 140     CPPUNIT_ASSERT( s5 == _T("abcaaaxxy") );
 141     CPPUNIT_ASSERT( s6 == _T("abcdef") );
 142
 143     const char *pc = s1.c_str() + 2;
 144     s7.append(pc, pc + 4);
 145     WX_ASSERT_STR_EQUAL( "cdef", s7 );
 146
 147     const wchar_t *pw = s2.c_str() + 2;
 148     s8.append(pw, pw + 4);
 149     WX_ASSERT_STR_EQUAL( "cdef", s8 );
 150
 151     s7 = s8 = wxString(_T("null\0time"), 9);
 152
 153     s7.append(_T("def"));
 154     s8.append(_T("defgh"), 3);
 155
 156     CPPUNIT_ASSERT( s7 == wxString(_T("null\0timedef"), 12) );
 157     CPPUNIT_ASSERT( s8 == wxString(_T("null\0timedef"), 12) );
 158 }
 159
 160 void StdStringTestCase::StdAssign()
 161 {
 162     wxString s1, s2, s3, s4, s5, s6, s7, s8;
 163
 164     s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("abc");
 165     s1.assign(_T("def"));
 166     s2.assign(_T("defgh"), 3);
 167     s3.assign(wxString(_T("abcdef")), 3, 6);
 168     s4.assign(s1);
 169     s5.assign(3, _T('a'));
 170     s6.assign(s1.begin() + 1, s1.end());
 171
 172     CPPUNIT_ASSERT( s1 == _T("def") );
 173     CPPUNIT_ASSERT( s2 == _T("def") );
 174     CPPUNIT_ASSERT( s3 == _T("def") );
 175     CPPUNIT_ASSERT( s4 == _T("def") );
 176     CPPUNIT_ASSERT( s5 == _T("aaa") );
 177     CPPUNIT_ASSERT( s6 == _T("ef") );
 178
 179     const char *pc = s1.c_str();
 180     s7.assign(pc, pc + 2);
 181     WX_ASSERT_STR_EQUAL( "de", s7 );
 182
 183     const wchar_t *pw = s1.c_str();
 184     s8.assign(pw + 2, pw + 3);
 185     WX_ASSERT_STR_EQUAL( "f", s8 );
 186 }
 187
 188 void StdStringTestCase::StdCompare()
 189 {
 190     wxString s1, s2, s3, s4, s5, s6, s7, s8;
 191
 192     s1 = _T("abcdefgh");
 193     s2 = _T("abcdefgh");
 194     s3 = _T("abc");
 195     s4 = _T("abcdefghi");
 196     s5 = _T("aaa");
 197     s6 = _T("zzz");
 198
 199     CPPUNIT_ASSERT( s1.compare(s2) == 0 );
 200     CPPUNIT_ASSERT( s1.compare(s3) > 0 );
 201     CPPUNIT_ASSERT( s1.compare(s4) < 0 );
 202     CPPUNIT_ASSERT( s1.compare(s5) > 0 );
 203     CPPUNIT_ASSERT( s1.compare(s6) < 0 );
 204     CPPUNIT_ASSERT( s1.compare(1, 12, s1) > 0);
 205     CPPUNIT_ASSERT( s1.compare(_T("abcdefgh")) == 0);
 206     CPPUNIT_ASSERT( s1.compare(1, 7, _T("bcdefgh")) == 0);
 207     CPPUNIT_ASSERT( s1.compare(1, 7, _T("bcdefgh"), 7) == 0);
 208 }
 209
 210 void StdStringTestCase::StdErase()
 211 {
 212     wxString s1, s2, s3, s4, s5, s6, s7;
 213
 214     s1 = _T("abcdefgh");
 215     s2 = _T("abcdefgh");
 216     s3 = _T("abc");
 217     s4 = _T("abcdefghi");
 218     s5 = _T("aaa");
 219     s6 = _T("zzz");
 220     s7 = _T("zabcdefg");
 221
 222     s1.erase(1, 1);
 223     s2.erase(4, 12);
 224     wxString::iterator it = s3.erase(s3.begin() + 1);
 225     wxString::iterator it2 = s4.erase(s4.begin() + 4, s4.begin() + 6);
 226     wxString::iterator it3 = s7.erase(s7.begin() + 4, s7.begin() + 8);
 227
 228     CPPUNIT_ASSERT( s1 == _T("acdefgh") );
 229     CPPUNIT_ASSERT( s2 == _T("abcd") );
 230     CPPUNIT_ASSERT( s3 == _T("ac") );
 231     CPPUNIT_ASSERT( s4 == _T("abcdghi") );
 232     CPPUNIT_ASSERT( s7 == _T("zabc") );
 233     CPPUNIT_ASSERT( *it == _T('c') );
 234     CPPUNIT_ASSERT( *it2 == _T('g') );
 235     CPPUNIT_ASSERT( it3 == s7.end() );
 236 }
 237
 238 void StdStringTestCase::StdFind()
 239 {
 240     //                0         1         2
 241     //                01234567890123456789012345
 242     wxString s1 = _T("abcdefgABCDEFGabcABCabcABC");
 243     wxString s2 = _T("gAB");
 244
 245     CPPUNIT_ASSERT( s1.find(_T('A')) == 7u );
 246     CPPUNIT_ASSERT( s1.find(_T('A'), 7) == 7u );
 247     CPPUNIT_ASSERT( s1.find(_T('Z')) == wxString::npos );
 248     CPPUNIT_ASSERT( s1.find(_T('C'), 22) == 25u );
 249
 250     CPPUNIT_ASSERT( s1.find(_T("gAB")) == 6u );
 251     CPPUNIT_ASSERT( s1.find(_T("gAB"), 7) == wxString::npos );
 252     CPPUNIT_ASSERT( s1.find(_T("gAB"), 6) == 6u );
 253
 254     CPPUNIT_ASSERT( s1.find(_T("gABZZZ"), 2, 3) == 6u );
 255     CPPUNIT_ASSERT( s1.find(_T("gABZZZ"), 7, 3) == wxString::npos );
 256
 257     CPPUNIT_ASSERT( s1.find(s2) == 6u );
 258     CPPUNIT_ASSERT( s1.find(s2, 7) == wxString::npos );
 259     CPPUNIT_ASSERT( s1.find(s2, 6) == 6u );
 260
 261     //                   0          1          2
 262     //                   0123456 78901234567 8901234567
 263     //wxString _s1 = _T("abcdefg\0ABCDEFGabc\0ABCabcABC");
 264     //wxString _s2 = _T("g\0AB");
 265     wxString _s1 = _T("abcdefgABCDEFGabcABCabcABC");
 266     wxString _s2 = _T("gAB");
 267
 268     _s1.insert(7, 1, '\0');
 269     _s1.insert(18, 1, '\0');
 270     _s2.insert(1, 1, '\0');
 271
 272     CPPUNIT_ASSERT( _s1.find(_T('A')) == 8u );
 273     CPPUNIT_ASSERT( _s1.find(_T('A'), 8) == 8u );
 274     CPPUNIT_ASSERT( _s1.find(_T('Z')) == wxString::npos );
 275     CPPUNIT_ASSERT( _s1.find(_T('C'), 22) == 27u );
 276
 277     CPPUNIT_ASSERT( _s1.find(_T("AB")) == 8u );
 278     CPPUNIT_ASSERT( _s1.find(_T("AB"), 26) == wxString::npos );
 279     CPPUNIT_ASSERT( _s1.find(_T("AB"), 23) == 25u );
 280
 281     CPPUNIT_ASSERT( _s1.find(_T("ABZZZ"), 2, 2) == 8u );
 282     CPPUNIT_ASSERT( _s1.find(_T("ABZZZ"), 26, 2) == wxString::npos );
 283
 284     CPPUNIT_ASSERT( _s1.find(_s2) == 6u );
 285     CPPUNIT_ASSERT( _s1.find(_s2, 7) == wxString::npos );
 286     CPPUNIT_ASSERT( _s1.find(_s2, 6) == 6u );
 287 }
 288
 289 void StdStringTestCase::StdFindFirst()
 290 {
 291     //                0         1         2         3
 292     //                01234567890123456789012345678901234
 293     wxString s1 = _T("aaaaaabcdefghlkjiaaaaaabcdbcdbcdbcd");
 294     wxString s2 = _T("aaaaaa");
 295
 296     CPPUNIT_ASSERT( s1.find_first_not_of(_T('a')) == 6u );
 297     CPPUNIT_ASSERT( s1.find_first_not_of(_T('a'), 7) == 7u );
 298     CPPUNIT_ASSERT( s2.find_first_not_of(_T('a')) == wxString::npos );
 299
 300     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abde"), 4) == 7u );
 301     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abde"), 7) == 7u );
 302     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abcdefghijkl")) == wxString::npos );
 303
 304     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abcdefghi"), 0, 4) == 9u );
 305
 306     CPPUNIT_ASSERT( s1.find_first_of(_T('c')) == 7u );
 307     CPPUNIT_ASSERT( s1.find_first_of(_T('v')) == wxString::npos );
 308     CPPUNIT_ASSERT( s1.find_first_of(_T('c'), 10) == 24u );
 309
 310     CPPUNIT_ASSERT( s1.find_first_of(_T("ijkl")) == 13u );
 311     CPPUNIT_ASSERT( s1.find_first_of(_T("ddcfg"), 17) == 24u );
 312     CPPUNIT_ASSERT( s1.find_first_of(_T("ddcfga"), 17, 5) == 24u );
 313 }
 314
 315 void StdStringTestCase::StdFindLast()
 316 {
 317     //                0         1         2         3
 318     //                01234567890123456789012345678901234
 319     wxString s1 = _T("aaaaaabcdefghlkjiaaaaaabcdbcdbcdbcd");
 320     wxString s2 = _T("aaaaaa");
 321
 322     CPPUNIT_ASSERT( s2.find_last_not_of(_T('a')) == wxString::npos );
 323     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d')) == 33u );
 324     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d'), 25) == 24u );
 325
 326     CPPUNIT_ASSERT( s1.find_last_not_of(_T("bcd")) == 22u );
 327     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abc"), 24) == 16u );
 328
 329     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abcdefghijklmnopqrstuv"), 24, 3) == 16u );
 330
 331     CPPUNIT_ASSERT( s2.find_last_of(_T('c')) == wxString::npos );
 332     CPPUNIT_ASSERT( s1.find_last_of(_T('a')) == 22u );
 333     CPPUNIT_ASSERT( s1.find_last_of(_T('b'), 24) == 23u );
 334
 335     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklm")) == 16u );
 336     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklma"), 33, 4) == 16u );
 337     CPPUNIT_ASSERT( s1.find_last_of(_T("a"), 17) == 17u );
 338
 339
 340
 341     //                  0          1          2         3
 342     //                  012345 67890123456789 01234567890123456
 343 //    wxString s1 = _T("aaaaaa\0bcdefghlkjiaa\0aaaabcdbcdbcdbcd");
 344 //    wxString s2 = _T("aaaaaa\0");
 345     s1.insert(6,1,'\0');
 346     s1.insert(20,1,'\0');
 347     s2.insert(6,1,'\0');
 348
 349     CPPUNIT_ASSERT( s2.find_last_not_of(_T('a')) == 6u );
 350     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d')) == 35u );
 351     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d'), 27) == 26u );
 352
 353     CPPUNIT_ASSERT( s1.find_last_not_of(_T("bcd")) == 24u );
 354     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abc"), 26) == 20u );
 355
 356     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abcdefghijklmnopqrstuv"), 26, 3) == 20u );
 357
 358     CPPUNIT_ASSERT( s2.find_last_of(_T('c')) == wxString::npos );
 359     CPPUNIT_ASSERT( s1.find_last_of(_T('a')) == 24u );
 360     CPPUNIT_ASSERT( s1.find_last_of(_T('b'), 26) == 25u );
 361
 362     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklm")) == 17u );
 363     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklma"), 35, 4) == 17u );
 364     CPPUNIT_ASSERT( s1.find_last_of(_T("a"), 18) == 18u );
 365 }
 366
 367 void StdStringTestCase::StdInsert()
 368 {
 369     wxString s1, s2, s3, s4, s5, s6, s7, s8, s9, s10;
 370
 371     s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("aaaa");
 372     s9 = s10 = _T("cdefg");
 373
 374     s1.insert(1, _T("cc") );
 375     s2.insert(2, _T("cdef"), 3);
 376     s3.insert(2, s10);
 377     s4.insert(2, s10, 3, 7);
 378     s5.insert(1, 2, _T('c'));
 379     s6.insert(s6.begin() + 3, _T('X'));
 380     s7.insert(s7.begin(), s9.begin(), s9.end() - 1);
 381     s8.insert(s8.begin(), 2, _T('c'));
 382
 383     CPPUNIT_ASSERT( s1 == _T("accaaa") );
 384     CPPUNIT_ASSERT( s2 == _T("aacdeaa") );
 385     CPPUNIT_ASSERT( s3 == _T("aacdefgaa") );
 386     CPPUNIT_ASSERT( s4 == _T("aafgaa") );
 387     CPPUNIT_ASSERT( s5 == _T("accaaa") );
 388     CPPUNIT_ASSERT( s6 == _T("aaaXa") );
 389     CPPUNIT_ASSERT( s7 == _T("cdefaaaa") );
 390     CPPUNIT_ASSERT( s8 == _T("ccaaaa") );
 391
 392     s1 = s2 = s3 = _T("aaaa");
 393     s1.insert(0, _T("ccc"), 2);
 394     s2.insert(4, _T("ccc"), 2);
 395
 396     CPPUNIT_ASSERT( s1 == _T("ccaaaa") );
 397     CPPUNIT_ASSERT( s2 == _T("aaaacc") );
 398 }
 399
 400 void StdStringTestCase::StdReplace()
 401 {
 402     wxString s1, s2, s3, s4, s5, s6, s7, s8, s9;
 403
 404     s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("QWERTYUIOP");
 405     s9 = _T("werty");
 406
 407     s1.replace(3, 4, _T("rtyu"));
 408     s1.replace(8, 7, _T("opopop"));
 409     s2.replace(10, 12, _T("WWWW"));
 410     s3.replace(1, 5, s9);
 411     s4.replace(1, 4, s9, 0, 4);
 412     s5.replace(1, 2, s9, 1, 12);
 413     s6.replace(0, 123, s9, 0, 123);
 414     s7.replace(2, 7, s9);
 415
 416     CPPUNIT_ASSERT( s1 == _T("QWErtyuIopopop") );
 417     CPPUNIT_ASSERT( s2 == _T("QWERTYUIOPWWWW") );
 418     CPPUNIT_ASSERT( s3 == _T("QwertyUIOP") );
 419     CPPUNIT_ASSERT( s4 == _T("QwertYUIOP") );
 420     CPPUNIT_ASSERT( s5 == _T("QertyRTYUIOP") );
 421     CPPUNIT_ASSERT( s6 == s9);
 422     CPPUNIT_ASSERT( s7 == _T("QWwertyP") );
 423 }
 424
 425 void StdStringTestCase::StdRFind()
 426 {
 427     //                0         1         2
 428     //                01234567890123456789012345
 429     wxString s1 = _T("abcdefgABCDEFGabcABCabcABC");
 430     wxString s2 = _T("gAB");
 431     wxString s3 = _T("ab");
 432
 433     CPPUNIT_ASSERT( s1.rfind(_T('A')) == 23u );
 434     CPPUNIT_ASSERT( s1.rfind(_T('A'), 7) == 7u );
 435     CPPUNIT_ASSERT( s1.rfind(_T('Z')) == wxString::npos );
 436     CPPUNIT_ASSERT( s1.rfind(_T('C'), 22) == 19u );
 437
 438     CPPUNIT_ASSERT( s1.rfind(_T("cAB")) == 22u );
 439     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 15) == wxString::npos );
 440     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 21) == 16u );
 441
 442     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 7, 3) == 6u );
 443     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 5, 3) == wxString::npos );
 444
 445     CPPUNIT_ASSERT( s1.rfind(s2) == 6u );
 446     CPPUNIT_ASSERT( s1.rfind(s2, 5) == wxString::npos );
 447     CPPUNIT_ASSERT( s1.rfind(s2, 6) == 6u );
 448     CPPUNIT_ASSERT( s1.rfind(s3, 1) == 0u );
 449
 450
 451     //                  0          1          2
 452     //                  01234 56789012 345678901234567
 453 //    wxString s1 = _T("abcde\0fgABCDE\0FGabcABCabcABC");
 454 //    wxString s2 = _T("gAB");
 455 //    wxString s3 = _T("ab");
 456
 457     s1.insert(5,1,'\0');
 458     s1.insert(13,1,'\0');
 459
 460     CPPUNIT_ASSERT( s1.rfind(_T('A')) == 25u );
 461     CPPUNIT_ASSERT( s1.rfind(_T('A'), 8) == 8u );
 462     CPPUNIT_ASSERT( s1.rfind(_T('Z')) == wxString::npos );
 463     CPPUNIT_ASSERT( s1.rfind(_T('C'), 22) == 21u );
 464
 465     CPPUNIT_ASSERT( s1.rfind(_T("cAB")) == 24u );
 466     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 15) == wxString::npos );
 467     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 21) == 18u );
 468
 469     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 8, 3) == 7u );
 470     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 5, 3) == wxString::npos );
 471 }
 472
 473 void StdStringTestCase::StdResize()
 474 {
 475     wxString s1, s2, s3, s4;
 476
 477     s1 = s2 = s3 = s4 = _T("abcABCdefDEF");
 478
 479     s1.resize( 12 );
 480     s2.resize( 10 );
 481     s3.resize( 14, _T(' ') );
 482     s4.resize( 14, _T('W') );
 483
 484     CPPUNIT_ASSERT( s1 == _T("abcABCdefDEF") );
 485     CPPUNIT_ASSERT( s2 == _T("abcABCdefD") );
 486     CPPUNIT_ASSERT( s3 == _T("abcABCdefDEF  ") );
 487     CPPUNIT_ASSERT( s4 == _T("abcABCdefDEFWW") );
 488 }
 489
 490 void StdStringTestCase::StdRiter()
 491 {
 492     const wxString s(_T("fozbar"));
 493
 494     wxString::const_reverse_iterator ri(s.rbegin());
 495     CPPUNIT_ASSERT( _T('r') == *ri );
 496     CPPUNIT_ASSERT( _T('a') == *++ri );
 497     CPPUNIT_ASSERT( _T('r') == *--ri );
 498
 499     ri = s.rend();
 500     ri--;
 501     CPPUNIT_ASSERT( _T('f') == *ri );
 502
 503     --ri;
 504     CPPUNIT_ASSERT( _T('o') == *ri );
 505
 506     wxString::const_iterator i = ri.base();
 507     CPPUNIT_ASSERT( _T('z') == *i );
 508 }
 509
 510 void StdStringTestCase::StdSubstr()
 511 {
 512     wxString s1 = _T("abcdefgABCDEFG");
 513
 514     CPPUNIT_ASSERT( s1.substr( 0, 14 ) == s1 );
 515     CPPUNIT_ASSERT( s1.substr( 1, 13 ) == _T("bcdefgABCDEFG") );
 516     CPPUNIT_ASSERT( s1.substr( 1, 20 ) == _T("bcdefgABCDEFG") );
 517     CPPUNIT_ASSERT( s1.substr( 14, 30 ) == _T("") );
 518
 519     s1.insert(3,1,'\0');
 520     s1.insert(8,1,'\0');
 521     s1.insert(13,1,'\0');
 522
 523     wxString s2 = wxT("bcdefgABCDEFG");
 524     s2.insert(2,1,'\0');
 525     s2.insert(7,1,'\0');
 526     s2.insert(12,1,'\0');
 527
 528     CPPUNIT_ASSERT( s1.substr( 0, 17 ) == s1 );
 529     CPPUNIT_ASSERT( s1.substr( 1, 17 ) == s2 );
 530     CPPUNIT_ASSERT( s1.substr( 1, 20 ) == s2 );
 531     CPPUNIT_ASSERT( s1.substr( 17, 30 ) == _T("") );
 532 }
 533
 534 #if wxUSE_STD_STRING
 535 void StdStringTestCase::StdConversion()
 536 {
 537     std::string strStd("std::string value");
 538     wxStdWideString strStdWide(L"std::wstring value");
 539
 540     wxString s1(strStd);
 541     CPPUNIT_ASSERT( s1 == "std::string value" );
 542
 543     wxString s2(strStdWide);
 544     CPPUNIT_ASSERT( s2 == "std::wstring value" );
 545
 546     wxString s3;
 547     s3 = strStd;
 548     CPPUNIT_ASSERT( s3 == "std::string value" );
 549     s3 = strStdWide;
 550     CPPUNIT_ASSERT( s3 == "std::wstring value" );
 551
 552     wxString s4("hello");
 553
 554     // wxString -> std::string conversion is only available in wxUSE_STL case,
 555     // because it conflicts with conversion to const char*/wchar_t*:
 556 #if wxUSE_STL
 557     std::string s5 = s4;
 558     CPPUNIT_ASSERT( s5 == "hello" );
 559
 560     wxStdWideString s6 = s4;
 561     CPPUNIT_ASSERT( s6 == "hello" );
 562 #endif
 563
 564     std::string s7(s4);
 565     CPPUNIT_ASSERT( s7 == "hello" );
 566
 567     wxStdWideString s8(s4);
 568     CPPUNIT_ASSERT( s8 == "hello" );
 569 }
 570 #endif // wxUSE_STD_STRING