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( StdSubstr );
  48     CPPUNIT_TEST_SUITE_END();
  49
  50     void StdConstructors();
  51     void StdAppend();
  52     void StdAssign();
  53     void StdCompare();
  54     void StdErase();
  55     void StdFind();
  56     void StdFindFirst();
  57     void StdFindLast();
  58     void StdInsert();
  59     void StdReplace();
  60     void StdRFind();
  61     void StdResize();
  62     void StdSubstr();
  63
  64     DECLARE_NO_COPY_CLASS(StdStringTestCase)
  65 };
  66
  67 // register in the unnamed registry so that these tests are run by default
  68 CPPUNIT_TEST_SUITE_REGISTRATION( StdStringTestCase );
  69
  70 // also include in it's own registry so that these tests can be run alone
  71 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StdStringTestCase, "StdStringTestCase" );
  72
  73 StdStringTestCase::StdStringTestCase()
  74 {
  75 }
  76
  77 void StdStringTestCase::StdConstructors()
  78 {
  79     wxString s1(_T("abcdefgh")),
  80              s2(_T("abcdefghijklm"), 8),
  81              s3(_T("abcdefghijklm")),
  82              s4(8, _T('a'));
  83     wxString s5(s1),
  84              s6(s3, 0, 8),
  85              s7(s3.begin(), s3.begin() + 8);
  86     wxString s8(s1, 4, 8);
  87
  88     CPPUNIT_ASSERT( s1 == _T("abcdefgh") );
  89     CPPUNIT_ASSERT( s2 == s1 );
  90     CPPUNIT_ASSERT( s4 == _T("aaaaaaaa") );
  91     CPPUNIT_ASSERT( s5 == _T("abcdefgh") );
  92     CPPUNIT_ASSERT( s6 == s1 );
  93     CPPUNIT_ASSERT( s7 == s1 );
  94     CPPUNIT_ASSERT( s8 == _T("efgh") );
  95 }
  96
  97 void StdStringTestCase::StdAppend()
  98 {
  99     wxString s1, s2, s3, s4, s5, s6, s7, s8;
 100
 101     s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("abc");
 102     s1.append(_T("def"));
 103     s2.append(_T("defgh"), 3);
 104     s3.append(wxString(_T("abcdef")), 3, 6);
 105     s4.append(s1);
 106     s5.append(3, _T('a'));
 107     s6.append(s1.begin() + 3, s1.end());
 108
 109     CPPUNIT_ASSERT( s1 == _T("abcdef") );
 110     CPPUNIT_ASSERT( s2 == _T("abcdef") );
 111     CPPUNIT_ASSERT( s3 == _T("abcdef") );
 112     CPPUNIT_ASSERT( s4 == _T("abcabcdef") );
 113     CPPUNIT_ASSERT( s5 == _T("abcaaa") );
 114     CPPUNIT_ASSERT( s6 == _T("abcdef") );
 115 }
 116
 117 void StdStringTestCase::StdAssign()
 118 {
 119     wxString s1, s2, s3, s4, s5, s6, s7, s8;
 120
 121     s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("abc");
 122     s1.assign(_T("def"));
 123     s2.assign(_T("defgh"), 3);
 124     s3.assign(wxString(_T("abcdef")), 3, 6);
 125     s4.assign(s1);
 126     s5.assign(3, _T('a'));
 127     s6.assign(s1.begin() + 1, s1.end());
 128
 129     CPPUNIT_ASSERT( s1 == _T("def") );
 130     CPPUNIT_ASSERT( s2 == _T("def") );
 131     CPPUNIT_ASSERT( s3 == _T("def") );
 132     CPPUNIT_ASSERT( s4 == _T("def") );
 133     CPPUNIT_ASSERT( s5 == _T("aaa") );
 134     CPPUNIT_ASSERT( s6 == _T("ef") );
 135 }
 136
 137 void StdStringTestCase::StdCompare()
 138 {
 139     wxString s1, s2, s3, s4, s5, s6, s7, s8;
 140
 141     s1 = _T("abcdefgh");
 142     s2 = _T("abcdefgh");
 143     s3 = _T("abc");
 144     s4 = _T("abcdefghi");
 145     s5 = _T("aaa");
 146     s6 = _T("zzz");
 147
 148     CPPUNIT_ASSERT( s1.compare(s2) == 0 );
 149     CPPUNIT_ASSERT( s1.compare(s3) > 0 );
 150     CPPUNIT_ASSERT( s1.compare(s4) < 0 );
 151     CPPUNIT_ASSERT( s1.compare(s5) > 0 );
 152     CPPUNIT_ASSERT( s1.compare(s6) < 0 );
 153     CPPUNIT_ASSERT( s1.compare(1, 12, s1) > 0);
 154     CPPUNIT_ASSERT( s1.compare(_T("abcdefgh")) == 0);
 155     CPPUNIT_ASSERT( s1.compare(1, 7, _T("bcdefgh")) == 0);
 156     CPPUNIT_ASSERT( s1.compare(1, 7, _T("bcdefgh"), 7) == 0);
 157 }
 158
 159 void StdStringTestCase::StdErase()
 160 {
 161     wxString s1, s2, s3, s4, s5, s6, s7;
 162
 163     s1 = _T("abcdefgh");
 164     s2 = _T("abcdefgh");
 165     s3 = _T("abc");
 166     s4 = _T("abcdefghi");
 167     s5 = _T("aaa");
 168     s6 = _T("zzz");
 169     s7 = _T("zabcdefg");
 170
 171     s1.erase(1, 1);
 172     s2.erase(4, 12);
 173     wxString::iterator it = s3.erase(s3.begin() + 1);
 174     wxString::iterator it2 = s4.erase(s4.begin() + 4, s4.begin() + 6);
 175     wxString::iterator it3 = s7.erase(s7.begin() + 4, s7.begin() + 8);
 176
 177     CPPUNIT_ASSERT( s1 == _T("acdefgh") );
 178     CPPUNIT_ASSERT( s2 == _T("abcd") );
 179     CPPUNIT_ASSERT( s3 == _T("ac") );
 180     CPPUNIT_ASSERT( s4 == _T("abcdghi") );
 181     CPPUNIT_ASSERT( s7 == _T("zabc") );
 182     CPPUNIT_ASSERT( *it == _T('c') );
 183     CPPUNIT_ASSERT( *it2 == _T('g') );
 184     CPPUNIT_ASSERT( it3 == s7.end() );
 185 }
 186
 187 void StdStringTestCase::StdFind()
 188 {
 189     //                0         1         2
 190     //                01234567890123456789012345
 191     wxString s1 = _T("abcdefgABCDEFGabcABCabcABC");
 192     wxString s2 = _T("gAB");
 193
 194     CPPUNIT_ASSERT( s1.find(_T('A')) == 7u );
 195     CPPUNIT_ASSERT( s1.find(_T('A'), 7) == 7u );
 196     CPPUNIT_ASSERT( s1.find(_T('Z')) == wxString::npos );
 197     CPPUNIT_ASSERT( s1.find(_T('C'), 22) == 25u );
 198
 199     CPPUNIT_ASSERT( s1.find(_T("gAB")) == 6u );
 200     CPPUNIT_ASSERT( s1.find(_T("gAB"), 7) == wxString::npos );
 201     CPPUNIT_ASSERT( s1.find(_T("gAB"), 6) == 6u );
 202
 203     CPPUNIT_ASSERT( s1.find(_T("gABZZZ"), 2, 3) == 6u );
 204     CPPUNIT_ASSERT( s1.find(_T("gABZZZ"), 7, 3) == wxString::npos );
 205
 206     CPPUNIT_ASSERT( s1.find(s2) == 6u );
 207     CPPUNIT_ASSERT( s1.find(s2, 7) == wxString::npos );
 208     CPPUNIT_ASSERT( s1.find(s2, 6) == 6u );
 209
 210     //                   0          1          2
 211     //                   0123456 78901234567 8901234567
 212     //wxString _s1 = _T("abcdefg\0ABCDEFGabc\0ABCabcABC");
 213     //wxString _s2 = _T("g\0AB");
 214     wxString _s1 = _T("abcdefgABCDEFGabcABCabcABC");
 215     wxString _s2 = _T("gAB");
 216
 217     _s1.insert(7, 1, '\0');
 218     _s1.insert(18, 1, '\0');
 219     _s2.insert(1, 1, '\0');
 220
 221     CPPUNIT_ASSERT( _s1.find(_T('A')) == 8u );
 222     CPPUNIT_ASSERT( _s1.find(_T('A'), 8) == 8u );
 223     CPPUNIT_ASSERT( _s1.find(_T('Z')) == wxString::npos );
 224     CPPUNIT_ASSERT( _s1.find(_T('C'), 22) == 27u );
 225
 226     CPPUNIT_ASSERT( _s1.find(_T("AB")) == 8u );
 227     CPPUNIT_ASSERT( _s1.find(_T("AB"), 26) == wxString::npos );
 228     CPPUNIT_ASSERT( _s1.find(_T("AB"), 23) == 25u );
 229
 230     CPPUNIT_ASSERT( _s1.find(_T("ABZZZ"), 2, 2) == 8u );
 231     CPPUNIT_ASSERT( _s1.find(_T("ABZZZ"), 26, 2) == wxString::npos );
 232
 233     CPPUNIT_ASSERT( _s1.find(_s2) == 6u );
 234     CPPUNIT_ASSERT( _s1.find(_s2, 7) == wxString::npos );
 235     CPPUNIT_ASSERT( _s1.find(_s2, 6) == 6u );
 236 }
 237
 238 void StdStringTestCase::StdFindFirst()
 239 {
 240     //                0         1         2         3
 241     //                01234567890123456789012345678901234
 242     wxString s1 = _T("aaaaaabcdefghlkjiaaaaaabcdbcdbcdbcd");
 243     wxString s2 = _T("aaaaaa");
 244
 245     CPPUNIT_ASSERT( s1.find_first_not_of(_T('a')) == 6u );
 246     CPPUNIT_ASSERT( s1.find_first_not_of(_T('a'), 7) == 7u );
 247     CPPUNIT_ASSERT( s2.find_first_not_of(_T('a')) == wxString::npos );
 248
 249     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abde"), 4) == 7u );
 250     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abde"), 7) == 7u );
 251     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abcdefghijkl")) == wxString::npos );
 252
 253     CPPUNIT_ASSERT( s1.find_first_not_of(_T("abcdefghi"), 0, 4) == 9u );
 254
 255     CPPUNIT_ASSERT( s1.find_first_of(_T('c')) == 7u );
 256     CPPUNIT_ASSERT( s1.find_first_of(_T('v')) == wxString::npos );
 257     CPPUNIT_ASSERT( s1.find_first_of(_T('c'), 10) == 24u );
 258
 259     CPPUNIT_ASSERT( s1.find_first_of(_T("ijkl")) == 13u );
 260     CPPUNIT_ASSERT( s1.find_first_of(_T("ddcfg"), 17) == 24u );
 261     CPPUNIT_ASSERT( s1.find_first_of(_T("ddcfga"), 17, 5) == 24u );
 262 }
 263
 264 void StdStringTestCase::StdFindLast()
 265 {
 266     //                0         1         2         3
 267     //                01234567890123456789012345678901234
 268     wxString s1 = _T("aaaaaabcdefghlkjiaaaaaabcdbcdbcdbcd");
 269     wxString s2 = _T("aaaaaa");
 270
 271     CPPUNIT_ASSERT( s2.find_last_not_of(_T('a')) == wxString::npos );
 272     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d')) == 33u );
 273     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d'), 25) == 24u );
 274
 275     CPPUNIT_ASSERT( s1.find_last_not_of(_T("bcd")) == 22u );
 276     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abc"), 24) == 16u );
 277
 278     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abcdefghijklmnopqrstuv"), 24, 3) == 16u );
 279
 280     CPPUNIT_ASSERT( s2.find_last_of(_T('c')) == wxString::npos );
 281     CPPUNIT_ASSERT( s1.find_last_of(_T('a')) == 22u );
 282     CPPUNIT_ASSERT( s1.find_last_of(_T('b'), 24) == 23u );
 283
 284     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklm")) == 16u );
 285     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklma"), 33, 4) == 16u );
 286     CPPUNIT_ASSERT( s1.find_last_of(_T("a"), 17) == 17u );
 287
 288
 289
 290     //                  0          1          2         3
 291     //                  012345 67890123456789 01234567890123456
 292 //    wxString s1 = _T("aaaaaa\0bcdefghlkjiaa\0aaaabcdbcdbcdbcd");
 293 //    wxString s2 = _T("aaaaaa\0");
 294     s1.insert(6,1,'\0');
 295     s1.insert(20,1,'\0');
 296     s2.insert(6,1,'\0');
 297
 298     CPPUNIT_ASSERT( s2.find_last_not_of(_T('a')) == 6u );
 299     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d')) == 35u );
 300     CPPUNIT_ASSERT( s1.find_last_not_of(_T('d'), 27) == 26u );
 301
 302     CPPUNIT_ASSERT( s1.find_last_not_of(_T("bcd")) == 24u );
 303     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abc"), 26) == 20u );
 304
 305     CPPUNIT_ASSERT( s1.find_last_not_of(_T("abcdefghijklmnopqrstuv"), 26, 3) == 20u );
 306
 307     CPPUNIT_ASSERT( s2.find_last_of(_T('c')) == wxString::npos );
 308     CPPUNIT_ASSERT( s1.find_last_of(_T('a')) == 24u );
 309     CPPUNIT_ASSERT( s1.find_last_of(_T('b'), 26) == 25u );
 310
 311     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklm")) == 17u );
 312     CPPUNIT_ASSERT( s1.find_last_of(_T("ijklma"), 35, 4) == 17u );
 313     CPPUNIT_ASSERT( s1.find_last_of(_T("a"), 18) == 18u );
 314 }
 315
 316 void StdStringTestCase::StdInsert()
 317 {
 318     wxString s1, s2, s3, s4, s5, s6, s7, s8, s9, s10;
 319
 320     s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("aaaa");
 321     s9 = s10 = _T("cdefg");
 322
 323     s1.insert(1, _T("cc") );
 324     s2.insert(2, _T("cdef"), 3);
 325     s3.insert(2, s10);
 326     s4.insert(2, s10, 3, 7);
 327     s5.insert(1, 2, _T('c'));
 328     s6.insert(s6.begin() + 3, _T('X'));
 329     s7.insert(s7.begin(), s9.begin(), s9.end() - 1);
 330     s8.insert(s8.begin(), 2, _T('c'));
 331
 332     CPPUNIT_ASSERT( s1 == _T("accaaa") );
 333     CPPUNIT_ASSERT( s2 == _T("aacdeaa") );
 334     CPPUNIT_ASSERT( s3 == _T("aacdefgaa") );
 335     CPPUNIT_ASSERT( s4 == _T("aafgaa") );
 336     CPPUNIT_ASSERT( s5 == _T("accaaa") );
 337     CPPUNIT_ASSERT( s6 == _T("aaaXa") );
 338     CPPUNIT_ASSERT( s7 == _T("cdefaaaa") );
 339     CPPUNIT_ASSERT( s8 == _T("ccaaaa") );
 340
 341     s1 = s2 = s3 = _T("aaaa");
 342     s1.insert(0, _T("ccc"), 2);
 343     s2.insert(4, _T("ccc"), 2);
 344
 345     CPPUNIT_ASSERT( s1 == _T("ccaaaa") );
 346     CPPUNIT_ASSERT( s2 == _T("aaaacc") );
 347 }
 348
 349 void StdStringTestCase::StdReplace()
 350 {
 351     wxString s1, s2, s3, s4, s5, s6, s7, s8, s9;
 352
 353     s1 = s2 = s3 = s4 = s5 = s6 = s7 = s8 = _T("QWERTYUIOP");
 354     s9 = _T("werty");
 355
 356     s1.replace(3, 4, _T("rtyu"));
 357     s1.replace(8, 7, _T("opopop"));
 358     s2.replace(10, 12, _T("WWWW"));
 359     s3.replace(1, 5, s9);
 360     s4.replace(1, 4, s9, 0, 4);
 361     s5.replace(1, 2, s9, 1, 12);
 362     s6.replace(0, 123, s9, 0, 123);
 363     s7.replace(2, 7, s9);
 364
 365     CPPUNIT_ASSERT( s1 == _T("QWErtyuIopopop") );
 366     CPPUNIT_ASSERT( s2 == _T("QWERTYUIOPWWWW") );
 367     CPPUNIT_ASSERT( s3 == _T("QwertyUIOP") );
 368     CPPUNIT_ASSERT( s4 == _T("QwertYUIOP") );
 369     CPPUNIT_ASSERT( s5 == _T("QertyRTYUIOP") );
 370     CPPUNIT_ASSERT( s6 == s9);
 371     CPPUNIT_ASSERT( s7 == _T("QWwertyP") );
 372 }
 373
 374 void StdStringTestCase::StdRFind()
 375 {
 376     //                0         1         2
 377     //                01234567890123456789012345
 378     wxString s1 = _T("abcdefgABCDEFGabcABCabcABC");
 379     wxString s2 = _T("gAB");
 380     wxString s3 = _T("ab");
 381
 382     CPPUNIT_ASSERT( s1.rfind(_T('A')) == 23u );
 383     CPPUNIT_ASSERT( s1.rfind(_T('A'), 7) == 7u );
 384     CPPUNIT_ASSERT( s1.rfind(_T('Z')) == wxString::npos );
 385     CPPUNIT_ASSERT( s1.rfind(_T('C'), 22) == 19u );
 386
 387     CPPUNIT_ASSERT( s1.rfind(_T("cAB")) == 22u );
 388     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 15) == wxString::npos );
 389     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 21) == 16u );
 390
 391     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 7, 3) == 6u );
 392     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 5, 3) == wxString::npos );
 393
 394     CPPUNIT_ASSERT( s1.rfind(s2) == 6u );
 395     CPPUNIT_ASSERT( s1.rfind(s2, 5) == wxString::npos );
 396     CPPUNIT_ASSERT( s1.rfind(s2, 6) == 6u );
 397     CPPUNIT_ASSERT( s1.rfind(s3, 1) == 0u );
 398
 399
 400     //                  0          1          2
 401     //                  01234 56789012 345678901234567
 402 //    wxString s1 = _T("abcde\0fgABCDE\0FGabcABCabcABC");
 403 //    wxString s2 = _T("gAB");
 404 //    wxString s3 = _T("ab");
 405
 406     s1.insert(5,1,'\0');
 407     s1.insert(13,1,'\0');
 408
 409     CPPUNIT_ASSERT( s1.rfind(_T('A')) == 25u );
 410     CPPUNIT_ASSERT( s1.rfind(_T('A'), 8) == 8u );
 411     CPPUNIT_ASSERT( s1.rfind(_T('Z')) == wxString::npos );
 412     CPPUNIT_ASSERT( s1.rfind(_T('C'), 22) == 21u );
 413
 414     CPPUNIT_ASSERT( s1.rfind(_T("cAB")) == 24u );
 415     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 15) == wxString::npos );
 416     CPPUNIT_ASSERT( s1.rfind(_T("cAB"), 21) == 18u );
 417
 418     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 8, 3) == 7u );
 419     CPPUNIT_ASSERT( s1.rfind(_T("gABZZZ"), 5, 3) == wxString::npos );
 420 }
 421
 422 void StdStringTestCase::StdResize()
 423 {
 424     wxString s1, s2, s3, s4;
 425
 426     s1 = s2 = s3 = s4 = _T("abcABCdefDEF");
 427
 428     s1.resize( 12 );
 429     s2.resize( 10 );
 430     s3.resize( 14, _T(' ') );
 431     s4.resize( 14, _T('W') );
 432
 433     CPPUNIT_ASSERT( s1 == _T("abcABCdefDEF") );
 434     CPPUNIT_ASSERT( s2 == _T("abcABCdefD") );
 435     CPPUNIT_ASSERT( s3 == _T("abcABCdefDEF  ") );
 436     CPPUNIT_ASSERT( s4 == _T("abcABCdefDEFWW") );
 437 }
 438
 439 void StdStringTestCase::StdSubstr()
 440 {
 441     wxString s1 = _T("abcdefgABCDEFG");
 442
 443     CPPUNIT_ASSERT( s1.substr( 0, 14 ) == s1 );
 444     CPPUNIT_ASSERT( s1.substr( 1, 13 ) == _T("bcdefgABCDEFG") );
 445     CPPUNIT_ASSERT( s1.substr( 1, 20 ) == _T("bcdefgABCDEFG") );
 446     CPPUNIT_ASSERT( s1.substr( 14, 30 ) == _T("") );
 447
 448
 449 //                                                                  1
 450 //                                              012 34567 89012 3456
 451 //    wxString s1 = _T("abc\0defg\0ABCD\0EFG");
 452
 453     s1.insert(3,1,'\0');
 454     s1.insert(8,1,'\0');
 455     s1.insert(13,1,'\0');
 456
 457     wxString s2 = wxT("bcdefgABCDEFG");
 458     s2.insert(2,1,'\0');
 459     s2.insert(7,1,'\0');
 460     s2.insert(12,1,'\0');
 461
 462     CPPUNIT_ASSERT( s1.substr( 0, 17 ) == s1 );
 463     CPPUNIT_ASSERT( s1.substr( 1, 17 ) == s2 );
 464     CPPUNIT_ASSERT( s1.substr( 1, 20 ) == s2 );
 465     CPPUNIT_ASSERT( s1.substr( 17, 30 ) == _T("") );
 466 }
 467