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 // ----------------------------------------------------------------------------
  25 // test class
  26 // ----------------------------------------------------------------------------
  27
  28 class StringTestCase : public CppUnit::TestCase
  29 {
  30 public:
  31     StringTestCase();
  32
  33 private:
  34     CPPUNIT_TEST_SUITE( StringTestCase );
  35         CPPUNIT_TEST( String );
  36         CPPUNIT_TEST( PChar );
  37         CPPUNIT_TEST( Format );
  38         CPPUNIT_TEST( Constructors );
  39         CPPUNIT_TEST( Extraction );
  40         CPPUNIT_TEST( Trim );
  41         CPPUNIT_TEST( Find );
  42         CPPUNIT_TEST( Replace );
  43         CPPUNIT_TEST( Match );
  44         CPPUNIT_TEST( CaseChanges );
  45         CPPUNIT_TEST( Compare );
  46         CPPUNIT_TEST( CompareNoCase );
  47         CPPUNIT_TEST( Contains );
  48         CPPUNIT_TEST( ToLong );
  49         CPPUNIT_TEST( ToULong );
  50 #ifdef wxLongLong_t
  51         CPPUNIT_TEST( ToLongLong );
  52         CPPUNIT_TEST( ToULongLong );
  53 #endif // wxLongLong_t
  54         CPPUNIT_TEST( ToDouble );
  55         CPPUNIT_TEST( WriteBuf );
  56         CPPUNIT_TEST( CStrDataTernaryOperator );
  57         CPPUNIT_TEST( CStrDataOperators );
  58         CPPUNIT_TEST( CStrDataImplicitConversion );
  59         CPPUNIT_TEST( ExplicitConversion );
  60     CPPUNIT_TEST_SUITE_END();
  61
  62     void String();
  63     void PChar();
  64     void Format();
  65     void Constructors();
  66     void Extraction();
  67     void Trim();
  68     void Find();
  69     void Replace();
  70     void Match();
  71     void CaseChanges();
  72     void Compare();
  73     void CompareNoCase();
  74     void Contains();
  75     void ToLong();
  76     void ToULong();
  77 #ifdef wxLongLong_t
  78     void ToLongLong();
  79     void ToULongLong();
  80 #endif // wxLongLong_t
  81     void ToDouble();
  82     void WriteBuf();
  83     void CStrDataTernaryOperator();
  84     void DoCStrDataTernaryOperator(bool cond);
  85     void CStrDataOperators();
  86     void CStrDataImplicitConversion();
  87     void ExplicitConversion();
  88
  89     DECLARE_NO_COPY_CLASS(StringTestCase)
  90 };
  91
  92 // register in the unnamed registry so that these tests are run by default
  93 CPPUNIT_TEST_SUITE_REGISTRATION( StringTestCase );
  94
  95 // also include in it's own registry so that these tests can be run alone
  96 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StringTestCase, "StringTestCase" );
  97
  98 StringTestCase::StringTestCase()
  99 {
 100 }
 101
 102 void StringTestCase::String()
 103 {
 104     wxString a, b, c;
 105
 106     a.reserve (128);
 107     b.reserve (128);
 108     c.reserve (128);
 109
 110     for (int i = 0; i < 2; ++i)
 111     {
 112         a = _T("Hello");
 113         b = _T(" world");
 114         c = _T("! How'ya doin'?");
 115         a += b;
 116         a += c;
 117         c = _T("Hello world! What's up?");
 118         CPPUNIT_ASSERT( c != a );
 119     }
 120 }
 121
 122 void StringTestCase::PChar()
 123 {
 124     wxChar a [128];
 125     wxChar b [128];
 126     wxChar c [128];
 127
 128     for (int i = 0; i < 2; ++i)
 129     {
 130         wxStrcpy (a, _T("Hello"));
 131         wxStrcpy (b, _T(" world"));
 132         wxStrcpy (c, _T("! How'ya doin'?"));
 133         wxStrcat (a, b);
 134         wxStrcat (a, c);
 135         wxStrcpy (c, _T("Hello world! What's up?"));
 136         CPPUNIT_ASSERT( wxStrcmp (c, a) != 0 );
 137     }
 138 }
 139
 140 void StringTestCase::Format()
 141 {
 142     wxString s1,s2;
 143     s1.Printf(_T("%03d"), 18);
 144     CPPUNIT_ASSERT( s1 == wxString::Format(_T("%03d"), 18) );
 145     s2.Printf(_T("Number 18: %s\n"), s1.c_str());
 146     CPPUNIT_ASSERT( s2 == wxString::Format(_T("Number 18: %s\n"), s1.c_str()) );
 147
 148     static const size_t lengths[] = { 1, 512, 1024, 1025, 2048, 4096, 4097 };
 149     for ( size_t n = 0; n < WXSIZEOF(lengths); n++ )
 150     {
 151         const size_t len = lengths[n];
 152
 153         wxString s(_T('Z'), len);
 154         CPPUNIT_ASSERT_EQUAL( len, wxString::Format(_T("%s"), s.c_str()).length());
 155     }
 156 }
 157
 158 void StringTestCase::Constructors()
 159 {
 160     #define TEST_CTOR(args, res)                                               \
 161         {                                                                      \
 162             wxString s args ;                                                  \
 163             CPPUNIT_ASSERT( s == res );                                        \
 164         }
 165
 166     TEST_CTOR((_T('Z'), 4), _T("ZZZZ"));
 167     TEST_CTOR((_T("Hello"), 4), _T("Hell"));
 168     TEST_CTOR((_T("Hello"), 5), _T("Hello"));
 169
 170     static const wxChar *s = _T("?really!");
 171     const wxChar *start = wxStrchr(s, _T('r'));
 172     const wxChar *end = wxStrchr(s, _T('!'));
 173     TEST_CTOR((start, end), _T("really"));
 174
 175     // test if creating string from NULL C pointer works:
 176     TEST_CTOR(((char*)NULL), "");
 177 }
 178
 179
 180 void StringTestCase::Extraction()
 181 {
 182     wxString s(_T("Hello, world!"));
 183
 184     CPPUNIT_ASSERT( wxStrcmp( s.c_str() , _T("Hello, world!") ) == 0 );
 185     CPPUNIT_ASSERT( wxStrcmp( s.Left(5).c_str() , _T("Hello") ) == 0 );
 186     CPPUNIT_ASSERT( wxStrcmp( s.Right(6).c_str() , _T("world!") ) == 0 );
 187     CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , _T("lo, w") ) == 0 );
 188     CPPUNIT_ASSERT( wxStrcmp( s.Mid(3).c_str() , _T("lo, world!") ) == 0 );
 189     CPPUNIT_ASSERT( wxStrcmp( s.substr(3, 5).c_str() , _T("lo, w") ) == 0 );
 190     CPPUNIT_ASSERT( wxStrcmp( s.substr(3).c_str() , _T("lo, world!") ) == 0 );
 191
 192 #if wxUSE_UNICODE
 193     static const char *germanUTF8 = "Oberfl\303\244che";
 194     wxString strUnicode(wxString::FromUTF8(germanUTF8));
 195
 196     CPPUNIT_ASSERT( strUnicode.Mid(0, 10) == strUnicode );
 197     CPPUNIT_ASSERT( strUnicode.Mid(7, 2) == "ch" );
 198 #endif // wxUSE_UNICODE
 199
 200     wxString rest;
 201
 202     #define TEST_STARTS_WITH(prefix, correct_rest, result)                    \
 203         CPPUNIT_ASSERT_EQUAL(result, s.StartsWith(prefix, &rest));            \
 204         if ( result )                                                         \
 205             CPPUNIT_ASSERT_EQUAL(wxString(correct_rest), rest)
 206
 207     TEST_STARTS_WITH( _T("Hello"),           _T(", world!"),      true  );
 208     TEST_STARTS_WITH( _T("Hello, "),         _T("world!"),        true  );
 209     TEST_STARTS_WITH( _T("Hello, world!"),   _T(""),              true  );
 210     TEST_STARTS_WITH( _T("Hello, world!!!"), _T(""),              false );
 211     TEST_STARTS_WITH( _T(""),                _T("Hello, world!"), true  );
 212     TEST_STARTS_WITH( _T("Goodbye"),         _T(""),              false );
 213     TEST_STARTS_WITH( _T("Hi"),              _T(""),              false );
 214
 215     #undef TEST_STARTS_WITH
 216
 217     rest = "Hello world";
 218     CPPUNIT_ASSERT( rest.StartsWith("Hello ", &rest) );
 219     WX_ASSERT_STR_EQUAL("world", rest);
 220
 221     #define TEST_ENDS_WITH(suffix, correct_rest, result)                      \
 222         CPPUNIT_ASSERT_EQUAL(result, s.EndsWith(suffix, &rest));              \
 223         if ( result )                                                         \
 224             CPPUNIT_ASSERT_EQUAL(wxString(correct_rest), rest)
 225
 226     TEST_ENDS_WITH( _T(""),                 _T("Hello, world!"), true  );
 227     TEST_ENDS_WITH( _T("!"),                _T("Hello, world"),  true  );
 228     TEST_ENDS_WITH( _T(", world!"),         _T("Hello"),         true  );
 229     TEST_ENDS_WITH( _T("ello, world!"),     _T("H"),             true  );
 230     TEST_ENDS_WITH( _T("Hello, world!"),    _T(""),              true  );
 231     TEST_ENDS_WITH( _T("very long string"), _T(""),              false );
 232     TEST_ENDS_WITH( _T("?"),                _T(""),              false );
 233     TEST_ENDS_WITH( _T("Hello, world"),     _T(""),              false );
 234     TEST_ENDS_WITH( _T("Gello, world!"),    _T(""),              false );
 235
 236     #undef TEST_ENDS_WITH
 237 }
 238
 239 void StringTestCase::Trim()
 240 {
 241     #define TEST_TRIM( str , dir , result )  \
 242         CPPUNIT_ASSERT( wxString(str).Trim(dir) == result )
 243
 244     TEST_TRIM( _T("  Test  "),  true, _T("  Test") );
 245     TEST_TRIM( _T("    "),      true, _T("")       );
 246     TEST_TRIM( _T(" "),         true, _T("")       );
 247     TEST_TRIM( _T(""),          true, _T("")       );
 248
 249     TEST_TRIM( _T("  Test  "),  false, _T("Test  ") );
 250     TEST_TRIM( _T("    "),      false, _T("")       );
 251     TEST_TRIM( _T(" "),         false, _T("")       );
 252     TEST_TRIM( _T(""),          false, _T("")       );
 253
 254     #undef TEST_TRIM
 255 }
 256
 257 void StringTestCase::Find()
 258 {
 259     #define TEST_FIND( str , start , result )  \
 260         CPPUNIT_ASSERT( wxString(str).find(_T("ell"), start) == result );
 261
 262     TEST_FIND( _T("Well, hello world"),  0, 1              );
 263     TEST_FIND( _T("Well, hello world"),  6, 7              );
 264     TEST_FIND( _T("Well, hello world"),  9, wxString::npos );
 265
 266     #undef TEST_FIND
 267 }
 268
 269 void StringTestCase::Replace()
 270 {
 271     #define TEST_REPLACE( original , pos , len , replacement , result ) \
 272         { \
 273             wxString s = original; \
 274             s.replace( pos , len , replacement ); \
 275             CPPUNIT_ASSERT( s == result ); \
 276         }
 277
 278     TEST_REPLACE( _T("012-AWORD-XYZ"), 4, 5, _T("BWORD"),  _T("012-BWORD-XYZ") );
 279     TEST_REPLACE( _T("increase"),      0, 2, _T("de"),     _T("decrease")      );
 280     TEST_REPLACE( _T("wxWindow"),      8, 0, _T("s"),      _T("wxWindows")     );
 281     TEST_REPLACE( _T("foobar"),        3, 0, _T("-"),      _T("foo-bar")       );
 282     TEST_REPLACE( _T("barfoo"),        0, 6, _T("foobar"), _T("foobar")        );
 283
 284
 285     #define TEST_NULLCHARREPLACE( o , olen, pos , len , replacement , r, rlen ) \
 286         { \
 287             wxString s(o,olen); \
 288             s.replace( pos , len , replacement ); \
 289             CPPUNIT_ASSERT( s == wxString(r,rlen) ); \
 290         }
 291
 292     TEST_NULLCHARREPLACE( _T("null\0char"), 9, 5, 1, _T("d"),
 293                           _T("null\0dhar"), 9 );
 294
 295     #define TEST_WXREPLACE( o , olen, olds, news, all, r, rlen ) \
 296         { \
 297             wxString s(o,olen); \
 298             s.Replace( olds, news, all ); \
 299             CPPUNIT_ASSERT( s == wxString(r,rlen) ); \
 300         }
 301
 302     TEST_WXREPLACE( _T("null\0char"), 9, _T("c"), _T("de"), true,
 303                           _T("null\0dehar"), 10 );
 304
 305     TEST_WXREPLACE( _T("null\0dehar"), 10, _T("de"), _T("c"), true,
 306                           _T("null\0char"), 9 );
 307
 308     #undef TEST_WXREPLACE
 309     #undef TEST_NULLCHARREPLACE
 310     #undef TEST_REPLACE
 311 }
 312
 313 void StringTestCase::Match()
 314 {
 315     #define TEST_MATCH( s1 , s2 , result ) \
 316         CPPUNIT_ASSERT( wxString(s1).Matches(s2) == result )
 317
 318     TEST_MATCH( _T("foobar"),    _T("foo*"),   true  );
 319     TEST_MATCH( _T("foobar"),    _T("*oo*"),   true  );
 320     TEST_MATCH( _T("foobar"),    _T("*bar"),   true  );
 321     TEST_MATCH( _T("foobar"),    _T("??????"), true  );
 322     TEST_MATCH( _T("foobar"),    _T("f??b*"),  true  );
 323     TEST_MATCH( _T("foobar"),    _T("f?b*"),   false );
 324     TEST_MATCH( _T("foobar"),    _T("*goo*"),  false );
 325     TEST_MATCH( _T("foobar"),    _T("*foo"),   false );
 326     TEST_MATCH( _T("foobarfoo"), _T("*foo"),   true  );
 327     TEST_MATCH( _T(""),          _T("*"),      true  );
 328     TEST_MATCH( _T(""),          _T("?"),      false );
 329
 330     #undef TEST_MATCH
 331 }
 332
 333
 334 void StringTestCase::CaseChanges()
 335 {
 336     wxString s1(_T("Hello!"));
 337     wxString s1u(s1);
 338     wxString s1l(s1);
 339     s1u.MakeUpper();
 340     s1l.MakeLower();
 341     wxString s2u, s2l;
 342     s2u.MakeUpper();
 343     s2l.MakeLower();
 344
 345     CPPUNIT_ASSERT( s1u == _T("HELLO!") );
 346     CPPUNIT_ASSERT( s1l == _T("hello!") );
 347     CPPUNIT_ASSERT( s2u == wxEmptyString );
 348     CPPUNIT_ASSERT( s2l == wxEmptyString );
 349
 350 #if !wxUSE_UNICODE
 351     wxLocale locRu(wxLANGUAGE_RUSSIAN, 0 /* flags */);
 352     if ( locRu.IsOk() )
 353     {
 354         // try upper casing 8bit strings
 355         const wchar_t capital_ya[] = { 0x42f, 0 },
 356                       small_ya[]   = { 0x44f, 0 };
 357
 358         wxString sUpper(wxConvLibc.cWC2MB(capital_ya)),
 359                  sLower(wxConvLibc.cWC2MB(small_ya));
 360
 361         CPPUNIT_ASSERT( sUpper.Lower() == sLower );
 362         CPPUNIT_ASSERT( sLower.Upper() == sUpper );
 363     }
 364 #endif // !wxUSE_UNICODE
 365 }
 366
 367 void StringTestCase::Compare()
 368 {
 369     wxString s1 = wxT("AHH");
 370     wxString eq = wxT("AHH");
 371     wxString neq1 = wxT("HAH");
 372     wxString neq2 = wxT("AH");
 373     wxString neq3 = wxT("AHHH");
 374     wxString neq4 = wxT("AhH");
 375
 376     CPPUNIT_ASSERT( s1 == eq );
 377     CPPUNIT_ASSERT( s1 != neq1 );
 378     CPPUNIT_ASSERT( s1 != neq2 );
 379     CPPUNIT_ASSERT( s1 != neq3 );
 380     CPPUNIT_ASSERT( s1 != neq4 );
 381
 382     CPPUNIT_ASSERT( s1 == wxT("AHH") );
 383     CPPUNIT_ASSERT( s1 != wxT("no") );
 384     CPPUNIT_ASSERT( s1 < wxT("AZ") );
 385     CPPUNIT_ASSERT( s1 <= wxT("AZ") );
 386     CPPUNIT_ASSERT( s1 <= wxT("AHH") );
 387     CPPUNIT_ASSERT( s1 > wxT("AA") );
 388     CPPUNIT_ASSERT( s1 >= wxT("AA") );
 389     CPPUNIT_ASSERT( s1 >= wxT("AHH") );
 390
 391     // test comparison with C strings in Unicode build (must work in ANSI as
 392     // well, of course):
 393     CPPUNIT_ASSERT( s1 == "AHH" );
 394     CPPUNIT_ASSERT( s1 != "no" );
 395     CPPUNIT_ASSERT( s1 < "AZ" );
 396     CPPUNIT_ASSERT( s1 <= "AZ" );
 397     CPPUNIT_ASSERT( s1 <= "AHH" );
 398     CPPUNIT_ASSERT( s1 > "AA" );
 399     CPPUNIT_ASSERT( s1 >= "AA" );
 400     CPPUNIT_ASSERT( s1 >= "AHH" );
 401
 402 //    wxString _s1 = wxT("A\0HH");
 403 //    wxString _eq = wxT("A\0HH");
 404 //    wxString _neq1 = wxT("H\0AH");
 405 //    wxString _neq2 = wxT("A\0H");
 406 //    wxString _neq3 = wxT("A\0HHH");
 407 //    wxString _neq4 = wxT("A\0hH");
 408     s1.insert(1,1,'\0');
 409     eq.insert(1,1,'\0');
 410     neq1.insert(1,1,'\0');
 411     neq2.insert(1,1,'\0');
 412     neq3.insert(1,1,'\0');
 413     neq4.insert(1,1,'\0');
 414
 415     CPPUNIT_ASSERT( s1 == eq );
 416     CPPUNIT_ASSERT( s1 != neq1 );
 417     CPPUNIT_ASSERT( s1 != neq2 );
 418     CPPUNIT_ASSERT( s1 != neq3 );
 419     CPPUNIT_ASSERT( s1 != neq4 );
 420 }
 421
 422 void StringTestCase::CompareNoCase()
 423 {
 424     wxString s1 = wxT("AHH");
 425     wxString eq = wxT("AHH");
 426     wxString eq2 = wxT("AhH");
 427     wxString eq3 = wxT("ahh");
 428     wxString neq = wxT("HAH");
 429     wxString neq2 = wxT("AH");
 430     wxString neq3 = wxT("AHHH");
 431
 432     #define CPPUNIT_CNCEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) == 0)
 433     #define CPPUNIT_CNCNEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) != 0)
 434
 435     CPPUNIT_CNCEQ_ASSERT( s1, eq );
 436     CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
 437     CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
 438
 439     CPPUNIT_CNCNEQ_ASSERT( s1, neq );
 440     CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
 441     CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
 442
 443
 444 //    wxString _s1 = wxT("A\0HH");
 445 //    wxString _eq = wxT("A\0HH");
 446 //    wxString _eq2 = wxT("A\0hH");
 447 //    wxString _eq3 = wxT("a\0hh");
 448 //    wxString _neq = wxT("H\0AH");
 449 //    wxString _neq2 = wxT("A\0H");
 450 //    wxString _neq3 = wxT("A\0HHH");
 451
 452     s1.insert(1,1,'\0');
 453     eq.insert(1,1,'\0');
 454     eq2.insert(1,1,'\0');
 455     eq3.insert(1,1,'\0');
 456     neq.insert(1,1,'\0');
 457     neq2.insert(1,1,'\0');
 458     neq3.insert(1,1,'\0');
 459
 460     CPPUNIT_CNCEQ_ASSERT( s1, eq );
 461     CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
 462     CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
 463
 464     CPPUNIT_CNCNEQ_ASSERT( s1, neq );
 465     CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
 466     CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
 467 }
 468
 469 void StringTestCase::Contains()
 470 {
 471     static const struct ContainsData
 472     {
 473         const wxChar *hay;
 474         const wxChar *needle;
 475         bool contains;
 476     } containsData[] =
 477     {
 478         { _T(""),       _T(""),         true  },
 479         { _T(""),       _T("foo"),      false },
 480         { _T("foo"),    _T(""),         true  },
 481         { _T("foo"),    _T("f"),        true  },
 482         { _T("foo"),    _T("o"),        true  },
 483         { _T("foo"),    _T("oo"),       true  },
 484         { _T("foo"),    _T("ooo"),      false },
 485         { _T("foo"),    _T("oooo"),     false },
 486         { _T("foo"),    _T("fooo"),     false },
 487     };
 488
 489     for ( size_t n = 0; n < WXSIZEOF(containsData); n++ )
 490     {
 491         const ContainsData& cd = containsData[n];
 492         CPPUNIT_ASSERT_EQUAL( cd.contains, wxString(cd.hay).Contains(cd.needle) );
 493     }
 494 }
 495
 496 // flags used in ToLongData.flags
 497 enum
 498 {
 499     Number_Ok       = 0,
 500     Number_Invalid  = 1,
 501     Number_Unsigned = 2,    // if not specified, works for signed conversion
 502     Number_Signed   = 4,    // if not specified, works for unsigned
 503     Number_LongLong = 8,    // only for long long tests
 504     Number_Long     = 16,   // only for long tests
 505 };
 506
 507 static const struct ToLongData
 508 {
 509     const wxChar *str;
 510 #ifdef wxLongLong_t
 511     wxLongLong_t value;
 512 #else
 513     long value;
 514 #endif // wxLongLong_t
 515     int flags;
 516
 517     long LValue() const { return value; }
 518     unsigned long ULValue() const { return value; }
 519 #ifdef wxLongLong_t
 520     wxLongLong_t LLValue() const { return value; }
 521     wxULongLong_t ULLValue() const { return (wxULongLong_t)value; }
 522 #endif // wxLongLong_t
 523
 524     bool IsOk() const { return !(flags & Number_Invalid); }
 525 } longData[] =
 526 {
 527     { _T("1"), 1, Number_Ok },
 528     { _T("0"), 0, Number_Ok },
 529     { _T("a"), 0, Number_Invalid },
 530     { _T("12345"), 12345, Number_Ok },
 531     { _T("--1"), 0, Number_Invalid },
 532
 533     { _T("-1"), -1, Number_Signed | Number_Long },
 534     // this is surprizing but consistent with strtoul() behaviour
 535     { _T("-1"), ULONG_MAX, Number_Unsigned | Number_Long },
 536
 537     // this must overflow, even with 64 bit long
 538     { _T("922337203685477580711"), 0, Number_Invalid },
 539
 540 #ifdef wxLongLong_t
 541     { _T("2147483648"), wxLL(2147483648), Number_LongLong },
 542     { _T("-2147483648"), wxLL(-2147483648), Number_LongLong | Number_Signed },
 543     { _T("9223372036854775808"), wxULL(9223372036854775808), Number_LongLong |
 544                                                              Number_Unsigned },
 545 #endif // wxLongLong_t
 546 };
 547
 548 void StringTestCase::ToLong()
 549 {
 550     long l;
 551     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 552     {
 553         const ToLongData& ld = longData[n];
 554
 555         if ( ld.flags & (Number_LongLong | Number_Unsigned) )
 556             continue;
 557
 558         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLong(&l) );
 559         if ( ld.IsOk() )
 560             CPPUNIT_ASSERT_EQUAL( ld.LValue(), l );
 561     }
 562 }
 563
 564 void StringTestCase::ToULong()
 565 {
 566     unsigned long ul;
 567     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 568     {
 569         const ToLongData& ld = longData[n];
 570
 571         if ( ld.flags & (Number_LongLong | Number_Signed) )
 572             continue;
 573
 574         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULong(&ul) );
 575         if ( ld.IsOk() )
 576             CPPUNIT_ASSERT_EQUAL( ld.ULValue(), ul );
 577     }
 578 }
 579
 580 #ifdef wxLongLong_t
 581
 582 void StringTestCase::ToLongLong()
 583 {
 584     wxLongLong_t l;
 585     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 586     {
 587         const ToLongData& ld = longData[n];
 588
 589         if ( ld.flags & (Number_Long | Number_Unsigned) )
 590             continue;
 591
 592         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLongLong(&l) );
 593         if ( ld.IsOk() )
 594             CPPUNIT_ASSERT_EQUAL( ld.LLValue(), l );
 595     }
 596 }
 597
 598 void StringTestCase::ToULongLong()
 599 {
 600     wxULongLong_t ul;
 601     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 602     {
 603         const ToLongData& ld = longData[n];
 604
 605         if ( ld.flags & (Number_Long | Number_Signed) )
 606             continue;
 607
 608         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULongLong(&ul) );
 609         if ( ld.IsOk() )
 610             CPPUNIT_ASSERT_EQUAL( ld.ULLValue(), ul );
 611     }
 612 }
 613
 614 #endif // wxLongLong_t
 615
 616 void StringTestCase::ToDouble()
 617 {
 618     double d;
 619     static const struct ToDoubleData
 620     {
 621         const wxChar *str;
 622         double value;
 623         bool ok;
 624     } doubleData[] =
 625     {
 626         { _T("1"), 1, true },
 627         { _T("1.23"), 1.23, true },
 628         { _T(".1"), .1, true },
 629         { _T("1."), 1, true },
 630         { _T("1.."), 0, false },
 631         { _T("0"), 0, true },
 632         { _T("a"), 0, false },
 633         { _T("12345"), 12345, true },
 634         { _T("-1"), -1, true },
 635         { _T("--1"), 0, false },
 636     };
 637
 638     // we need to use decimal point, not comma or whatever is its value for the
 639     // current locale
 640     wxSetlocale(LC_ALL, "C");
 641
 642     size_t n;
 643     for ( n = 0; n < WXSIZEOF(doubleData); n++ )
 644     {
 645         const ToDoubleData& ld = doubleData[n];
 646         CPPUNIT_ASSERT_EQUAL( ld.ok, wxString(ld.str).ToDouble(&d) );
 647         if ( ld.ok )
 648             CPPUNIT_ASSERT_EQUAL( ld.value, d );
 649     }
 650 }
 651
 652 void StringTestCase::WriteBuf()
 653 {
 654     wxString s;
 655     wxStrcpy(wxStringBuffer(s, 10), _T("foo"));
 656
 657     CPPUNIT_ASSERT(s[0u] == _T('f') );
 658     CPPUNIT_ASSERT(_T('f') == s[0u]);
 659     CPPUNIT_ASSERT(_T('o') == s[1]);
 660     CPPUNIT_ASSERT(_T('o') == s[2]);
 661     CPPUNIT_ASSERT_EQUAL((size_t)3, s.length());
 662
 663
 664     {
 665         wxStringBufferLength buf(s, 10);
 666         wxStrcpy(buf, _T("barrbaz"));
 667         buf.SetLength(4);
 668     }
 669
 670     CPPUNIT_ASSERT(_T('b') == s[0u]);
 671     CPPUNIT_ASSERT(_T('a') == s[1]);
 672     CPPUNIT_ASSERT(_T('r') == s[2]);
 673     CPPUNIT_ASSERT(_T('r') == s[3]);
 674     CPPUNIT_ASSERT_EQUAL((size_t)4, s.length());
 675
 676     CPPUNIT_ASSERT_EQUAL( 0, wxStrcmp(_T("barr"), s) );
 677 }
 678
 679
 680
 681 void StringTestCase::CStrDataTernaryOperator()
 682 {
 683     DoCStrDataTernaryOperator(true);
 684     DoCStrDataTernaryOperator(false);
 685 }
 686
 687 template<typename T> bool CheckStr(const wxString& expected, T s)
 688 {
 689     return expected == wxString(s);
 690 }
 691
 692 void StringTestCase::DoCStrDataTernaryOperator(bool cond)
 693 {
 694     // test compilation of wxCStrData when used with operator?: (the asserts
 695     // are not very important, we're testing if the code compiles at all):
 696
 697     wxString s("foo");
 698
 699     const wchar_t *wcStr = L"foo";
 700     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : wcStr)) );
 701     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : L"foo")) );
 702     CPPUNIT_ASSERT( CheckStr(s, (cond ? wcStr : s.c_str())) );
 703     CPPUNIT_ASSERT( CheckStr(s, (cond ? L"foo" : s.c_str())) );
 704
 705     const char *mbStr = "foo";
 706     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : mbStr)) );
 707     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : "foo")) );
 708     CPPUNIT_ASSERT( CheckStr(s, (cond ? mbStr : s.c_str())) );
 709     CPPUNIT_ASSERT( CheckStr(s, (cond ? "foo" : s.c_str())) );
 710
 711     wxString empty("");
 712     CPPUNIT_ASSERT( CheckStr(empty, (cond ? empty.c_str() : wxEmptyString)) );
 713     CPPUNIT_ASSERT( CheckStr(empty, (cond ? wxEmptyString : empty.c_str())) );
 714 }
 715
 716 void StringTestCase::CStrDataOperators()
 717 {
 718     wxString s("hello");
 719
 720     CPPUNIT_ASSERT( s.c_str()[0] == 'h' );
 721     CPPUNIT_ASSERT( s.c_str()[1] == 'e' );
 722     CPPUNIT_ASSERT( s.c_str()[5] == '\0' );
 723
 724     CPPUNIT_ASSERT( *s.c_str() == 'h' );
 725     CPPUNIT_ASSERT( *(s.c_str() + 2) == 'l' );
 726     CPPUNIT_ASSERT( *(s.c_str() + 5) == '\0' );
 727 }
 728
 729 bool CheckStrChar(const wxString& expected, char *s)
 730     { return CheckStr(expected, s); }
 731 bool CheckStrWChar(const wxString& expected, wchar_t *s)
 732     { return CheckStr(expected, s); }
 733 bool CheckStrConstChar(const wxString& expected, const char *s)
 734     { return CheckStr(expected, s); }
 735 bool CheckStrConstWChar(const wxString& expected, const wchar_t *s)
 736     { return CheckStr(expected, s); }
 737
 738 void StringTestCase::CStrDataImplicitConversion()
 739 {
 740     wxString s("foo");
 741
 742     CPPUNIT_ASSERT( CheckStrConstWChar(s, s.c_str()) );
 743     CPPUNIT_ASSERT( CheckStrConstChar(s, s.c_str()) );
 744
 745     // implicit conversion of wxString is not available in STL build
 746 #if !wxUSE_STL
 747     CPPUNIT_ASSERT( CheckStrConstWChar(s, s) );
 748     CPPUNIT_ASSERT( CheckStrConstChar(s, s) );
 749 #endif
 750 }
 751
 752 void StringTestCase::ExplicitConversion()
 753 {
 754     wxString s("foo");
 755
 756     CPPUNIT_ASSERT( CheckStr(s, s.mb_str()) );
 757     CPPUNIT_ASSERT( CheckStrConstChar(s, s.mb_str()) );
 758     CPPUNIT_ASSERT( CheckStrChar(s, s.char_str()) );
 759
 760     CPPUNIT_ASSERT( CheckStr(s, s.wc_str()) );
 761     CPPUNIT_ASSERT( CheckStrConstWChar(s, s.wc_str()) );
 762     CPPUNIT_ASSERT( CheckStrWChar(s, s.wchar_str()) );
 763 }