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( UTF8Buf );
  57         CPPUNIT_TEST( CStrDataTernaryOperator );
  58         CPPUNIT_TEST( CStrDataOperators );
  59         CPPUNIT_TEST( CStrDataImplicitConversion );
  60         CPPUNIT_TEST( ExplicitConversion );
  61     CPPUNIT_TEST_SUITE_END();
  62
  63     void String();
  64     void PChar();
  65     void Format();
  66     void Constructors();
  67     void Extraction();
  68     void Trim();
  69     void Find();
  70     void Replace();
  71     void Match();
  72     void CaseChanges();
  73     void Compare();
  74     void CompareNoCase();
  75     void Contains();
  76     void ToLong();
  77     void ToULong();
  78 #ifdef wxLongLong_t
  79     void ToLongLong();
  80     void ToULongLong();
  81 #endif // wxLongLong_t
  82     void ToDouble();
  83     void WriteBuf();
  84     void UTF8Buf();
  85     void CStrDataTernaryOperator();
  86     void DoCStrDataTernaryOperator(bool cond);
  87     void CStrDataOperators();
  88     void CStrDataImplicitConversion();
  89     void ExplicitConversion();
  90
  91     DECLARE_NO_COPY_CLASS(StringTestCase)
  92 };
  93
  94 // register in the unnamed registry so that these tests are run by default
  95 CPPUNIT_TEST_SUITE_REGISTRATION( StringTestCase );
  96
  97 // also include in it's own registry so that these tests can be run alone
  98 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StringTestCase, "StringTestCase" );
  99
 100 StringTestCase::StringTestCase()
 101 {
 102 }
 103
 104 void StringTestCase::String()
 105 {
 106     wxString a, b, c;
 107
 108     a.reserve (128);
 109     b.reserve (128);
 110     c.reserve (128);
 111
 112     for (int i = 0; i < 2; ++i)
 113     {
 114         a = _T("Hello");
 115         b = _T(" world");
 116         c = _T("! How'ya doin'?");
 117         a += b;
 118         a += c;
 119         c = _T("Hello world! What's up?");
 120         CPPUNIT_ASSERT( c != a );
 121     }
 122 }
 123
 124 void StringTestCase::PChar()
 125 {
 126     wxChar a [128];
 127     wxChar b [128];
 128     wxChar c [128];
 129
 130     for (int i = 0; i < 2; ++i)
 131     {
 132         wxStrcpy (a, _T("Hello"));
 133         wxStrcpy (b, _T(" world"));
 134         wxStrcpy (c, _T("! How'ya doin'?"));
 135         wxStrcat (a, b);
 136         wxStrcat (a, c);
 137         wxStrcpy (c, _T("Hello world! What's up?"));
 138         CPPUNIT_ASSERT( wxStrcmp (c, a) != 0 );
 139     }
 140 }
 141
 142 void StringTestCase::Format()
 143 {
 144     wxString s1,s2;
 145     s1.Printf(_T("%03d"), 18);
 146     CPPUNIT_ASSERT( s1 == wxString::Format(_T("%03d"), 18) );
 147     s2.Printf(_T("Number 18: %s\n"), s1.c_str());
 148     CPPUNIT_ASSERT( s2 == wxString::Format(_T("Number 18: %s\n"), s1.c_str()) );
 149
 150     static const size_t lengths[] = { 1, 512, 1024, 1025, 2048, 4096, 4097 };
 151     for ( size_t n = 0; n < WXSIZEOF(lengths); n++ )
 152     {
 153         const size_t len = lengths[n];
 154
 155         wxString s(_T('Z'), len);
 156         CPPUNIT_ASSERT_EQUAL( len, wxString::Format(_T("%s"), s.c_str()).length());
 157     }
 158 }
 159
 160 void StringTestCase::Constructors()
 161 {
 162     #define TEST_CTOR(args, res)                                               \
 163         {                                                                      \
 164             wxString s args ;                                                  \
 165             CPPUNIT_ASSERT( s == res );                                        \
 166         }
 167
 168     TEST_CTOR((_T('Z'), 4), _T("ZZZZ"));
 169     TEST_CTOR((_T("Hello"), 4), _T("Hell"));
 170     TEST_CTOR((_T("Hello"), 5), _T("Hello"));
 171
 172     static const wxChar *s = _T("?really!");
 173     const wxChar *start = wxStrchr(s, _T('r'));
 174     const wxChar *end = wxStrchr(s, _T('!'));
 175     TEST_CTOR((start, end), _T("really"));
 176
 177     // test if creating string from NULL C pointer works:
 178     TEST_CTOR(((char*)NULL), "");
 179 }
 180
 181
 182 void StringTestCase::Extraction()
 183 {
 184     wxString s(_T("Hello, world!"));
 185
 186     CPPUNIT_ASSERT( wxStrcmp( s.c_str() , _T("Hello, world!") ) == 0 );
 187     CPPUNIT_ASSERT( wxStrcmp( s.Left(5).c_str() , _T("Hello") ) == 0 );
 188     CPPUNIT_ASSERT( wxStrcmp( s.Right(6).c_str() , _T("world!") ) == 0 );
 189     CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , _T("lo, w") ) == 0 );
 190     CPPUNIT_ASSERT( wxStrcmp( s.Mid(3).c_str() , _T("lo, world!") ) == 0 );
 191     CPPUNIT_ASSERT( wxStrcmp( s.substr(3, 5).c_str() , _T("lo, w") ) == 0 );
 192     CPPUNIT_ASSERT( wxStrcmp( s.substr(3).c_str() , _T("lo, world!") ) == 0 );
 193
 194 #if wxUSE_UNICODE
 195     static const char *germanUTF8 = "Oberfl\303\244che";
 196     wxString strUnicode(wxString::FromUTF8(germanUTF8));
 197
 198     CPPUNIT_ASSERT( strUnicode.Mid(0, 10) == strUnicode );
 199     CPPUNIT_ASSERT( strUnicode.Mid(7, 2) == "ch" );
 200 #endif // wxUSE_UNICODE
 201
 202     wxString rest;
 203
 204     #define TEST_STARTS_WITH(prefix, correct_rest, result)                    \
 205         CPPUNIT_ASSERT_EQUAL(result, s.StartsWith(prefix, &rest));            \
 206         if ( result )                                                         \
 207             WX_ASSERT_STR_EQUAL(correct_rest, rest)
 208
 209     TEST_STARTS_WITH( _T("Hello"),           _T(", world!"),      true  );
 210     TEST_STARTS_WITH( _T("Hello, "),         _T("world!"),        true  );
 211     TEST_STARTS_WITH( _T("Hello, world!"),   _T(""),              true  );
 212     TEST_STARTS_WITH( _T("Hello, world!!!"), _T(""),              false );
 213     TEST_STARTS_WITH( _T(""),                _T("Hello, world!"), true  );
 214     TEST_STARTS_WITH( _T("Goodbye"),         _T(""),              false );
 215     TEST_STARTS_WITH( _T("Hi"),              _T(""),              false );
 216
 217     #undef TEST_STARTS_WITH
 218
 219     rest = "Hello world";
 220     CPPUNIT_ASSERT( rest.StartsWith("Hello ", &rest) );
 221     WX_ASSERT_STR_EQUAL("world", rest);
 222
 223     #define TEST_ENDS_WITH(suffix, correct_rest, result)                      \
 224         CPPUNIT_ASSERT_EQUAL(result, s.EndsWith(suffix, &rest));              \
 225         if ( result )                                                         \
 226             WX_ASSERT_STR_EQUAL(correct_rest, rest)
 227
 228     TEST_ENDS_WITH( _T(""),                 _T("Hello, world!"), true  );
 229     TEST_ENDS_WITH( _T("!"),                _T("Hello, world"),  true  );
 230     TEST_ENDS_WITH( _T(", world!"),         _T("Hello"),         true  );
 231     TEST_ENDS_WITH( _T("ello, world!"),     _T("H"),             true  );
 232     TEST_ENDS_WITH( _T("Hello, world!"),    _T(""),              true  );
 233     TEST_ENDS_WITH( _T("very long string"), _T(""),              false );
 234     TEST_ENDS_WITH( _T("?"),                _T(""),              false );
 235     TEST_ENDS_WITH( _T("Hello, world"),     _T(""),              false );
 236     TEST_ENDS_WITH( _T("Gello, world!"),    _T(""),              false );
 237
 238     #undef TEST_ENDS_WITH
 239 }
 240
 241 void StringTestCase::Trim()
 242 {
 243     #define TEST_TRIM( str , dir , result )  \
 244         CPPUNIT_ASSERT( wxString(str).Trim(dir) == result )
 245
 246     TEST_TRIM( _T("  Test  "),  true, _T("  Test") );
 247     TEST_TRIM( _T("    "),      true, _T("")       );
 248     TEST_TRIM( _T(" "),         true, _T("")       );
 249     TEST_TRIM( _T(""),          true, _T("")       );
 250
 251     TEST_TRIM( _T("  Test  "),  false, _T("Test  ") );
 252     TEST_TRIM( _T("    "),      false, _T("")       );
 253     TEST_TRIM( _T(" "),         false, _T("")       );
 254     TEST_TRIM( _T(""),          false, _T("")       );
 255
 256     #undef TEST_TRIM
 257 }
 258
 259 void StringTestCase::Find()
 260 {
 261     #define TEST_FIND( str , start , result )  \
 262         CPPUNIT_ASSERT( wxString(str).find(_T("ell"), start) == result );
 263
 264     TEST_FIND( _T("Well, hello world"),  0, 1              );
 265     TEST_FIND( _T("Well, hello world"),  6, 7              );
 266     TEST_FIND( _T("Well, hello world"),  9, wxString::npos );
 267
 268     #undef TEST_FIND
 269 }
 270
 271 void StringTestCase::Replace()
 272 {
 273     #define TEST_REPLACE( original , pos , len , replacement , result ) \
 274         { \
 275             wxString s = original; \
 276             s.replace( pos , len , replacement ); \
 277             WX_ASSERT_STR_EQUAL( result, s ); \
 278         }
 279
 280     TEST_REPLACE( _T("012-AWORD-XYZ"), 4, 5, _T("BWORD"),  _T("012-BWORD-XYZ") );
 281     TEST_REPLACE( _T("increase"),      0, 2, _T("de"),     _T("decrease")      );
 282     TEST_REPLACE( _T("wxWindow"),      8, 0, _T("s"),      _T("wxWindows")     );
 283     TEST_REPLACE( _T("foobar"),        3, 0, _T("-"),      _T("foo-bar")       );
 284     TEST_REPLACE( _T("barfoo"),        0, 6, _T("foobar"), _T("foobar")        );
 285
 286
 287     #define TEST_NULLCHARREPLACE( o , olen, pos , len , replacement , r, rlen ) \
 288         { \
 289             wxString s(o,olen); \
 290             s.replace( pos , len , replacement ); \
 291             CPPUNIT_ASSERT( s == wxString(r,rlen) ); \
 292         }
 293
 294     TEST_NULLCHARREPLACE( _T("null\0char"), 9, 5, 1, _T("d"),
 295                           _T("null\0dhar"), 9 );
 296
 297     #define TEST_WXREPLACE( o , olen, olds, news, all, r, rlen ) \
 298         { \
 299             wxString s(o,olen); \
 300             s.Replace( olds, news, all ); \
 301             CPPUNIT_ASSERT( s == wxString(r,rlen) ); \
 302         }
 303
 304     TEST_WXREPLACE( _T("null\0char"), 9, _T("c"), _T("de"), true,
 305                           _T("null\0dehar"), 10 );
 306
 307     TEST_WXREPLACE( _T("null\0dehar"), 10, _T("de"), _T("c"), true,
 308                           _T("null\0char"), 9 );
 309
 310     #undef TEST_WXREPLACE
 311     #undef TEST_NULLCHARREPLACE
 312     #undef TEST_REPLACE
 313 }
 314
 315 void StringTestCase::Match()
 316 {
 317     #define TEST_MATCH( s1 , s2 , result ) \
 318         CPPUNIT_ASSERT( wxString(s1).Matches(s2) == result )
 319
 320     TEST_MATCH( _T("foobar"),    _T("foo*"),   true  );
 321     TEST_MATCH( _T("foobar"),    _T("*oo*"),   true  );
 322     TEST_MATCH( _T("foobar"),    _T("*bar"),   true  );
 323     TEST_MATCH( _T("foobar"),    _T("??????"), true  );
 324     TEST_MATCH( _T("foobar"),    _T("f??b*"),  true  );
 325     TEST_MATCH( _T("foobar"),    _T("f?b*"),   false );
 326     TEST_MATCH( _T("foobar"),    _T("*goo*"),  false );
 327     TEST_MATCH( _T("foobar"),    _T("*foo"),   false );
 328     TEST_MATCH( _T("foobarfoo"), _T("*foo"),   true  );
 329     TEST_MATCH( _T(""),          _T("*"),      true  );
 330     TEST_MATCH( _T(""),          _T("?"),      false );
 331
 332     #undef TEST_MATCH
 333 }
 334
 335
 336 void StringTestCase::CaseChanges()
 337 {
 338     wxString s1(_T("Hello!"));
 339     wxString s1u(s1);
 340     wxString s1l(s1);
 341     s1u.MakeUpper();
 342     s1l.MakeLower();
 343     wxString s2u, s2l;
 344     s2u.MakeUpper();
 345     s2l.MakeLower();
 346
 347     CPPUNIT_ASSERT( s1u == _T("HELLO!") );
 348     CPPUNIT_ASSERT( s1l == _T("hello!") );
 349     CPPUNIT_ASSERT( s2u == wxEmptyString );
 350     CPPUNIT_ASSERT( s2l == wxEmptyString );
 351
 352 #if !wxUSE_UNICODE
 353     wxLocale locRu(wxLANGUAGE_RUSSIAN, 0 /* flags */);
 354     if ( locRu.IsOk() )
 355     {
 356         // try upper casing 8bit strings
 357         const wchar_t capital_ya[] = { 0x42f, 0 },
 358                       small_ya[]   = { 0x44f, 0 };
 359
 360         wxString sUpper(wxConvLibc.cWC2MB(capital_ya)),
 361                  sLower(wxConvLibc.cWC2MB(small_ya));
 362
 363         CPPUNIT_ASSERT( sUpper.Lower() == sLower );
 364         CPPUNIT_ASSERT( sLower.Upper() == sUpper );
 365     }
 366 #endif // !wxUSE_UNICODE
 367 }
 368
 369 void StringTestCase::Compare()
 370 {
 371     wxString s1 = wxT("AHH");
 372     wxString eq = wxT("AHH");
 373     wxString neq1 = wxT("HAH");
 374     wxString neq2 = wxT("AH");
 375     wxString neq3 = wxT("AHHH");
 376     wxString neq4 = wxT("AhH");
 377
 378     CPPUNIT_ASSERT( s1 == eq );
 379     CPPUNIT_ASSERT( s1 != neq1 );
 380     CPPUNIT_ASSERT( s1 != neq2 );
 381     CPPUNIT_ASSERT( s1 != neq3 );
 382     CPPUNIT_ASSERT( s1 != neq4 );
 383
 384     CPPUNIT_ASSERT( s1 == wxT("AHH") );
 385     CPPUNIT_ASSERT( s1 != wxT("no") );
 386     CPPUNIT_ASSERT( s1 < wxT("AZ") );
 387     CPPUNIT_ASSERT( s1 <= wxT("AZ") );
 388     CPPUNIT_ASSERT( s1 <= wxT("AHH") );
 389     CPPUNIT_ASSERT( s1 > wxT("AA") );
 390     CPPUNIT_ASSERT( s1 >= wxT("AA") );
 391     CPPUNIT_ASSERT( s1 >= wxT("AHH") );
 392
 393     // test comparison with C strings in Unicode build (must work in ANSI as
 394     // well, of course):
 395     CPPUNIT_ASSERT( s1 == "AHH" );
 396     CPPUNIT_ASSERT( s1 != "no" );
 397     CPPUNIT_ASSERT( s1 < "AZ" );
 398     CPPUNIT_ASSERT( s1 <= "AZ" );
 399     CPPUNIT_ASSERT( s1 <= "AHH" );
 400     CPPUNIT_ASSERT( s1 > "AA" );
 401     CPPUNIT_ASSERT( s1 >= "AA" );
 402     CPPUNIT_ASSERT( s1 >= "AHH" );
 403
 404 //    wxString _s1 = wxT("A\0HH");
 405 //    wxString _eq = wxT("A\0HH");
 406 //    wxString _neq1 = wxT("H\0AH");
 407 //    wxString _neq2 = wxT("A\0H");
 408 //    wxString _neq3 = wxT("A\0HHH");
 409 //    wxString _neq4 = wxT("A\0hH");
 410     s1.insert(1,1,'\0');
 411     eq.insert(1,1,'\0');
 412     neq1.insert(1,1,'\0');
 413     neq2.insert(1,1,'\0');
 414     neq3.insert(1,1,'\0');
 415     neq4.insert(1,1,'\0');
 416
 417     CPPUNIT_ASSERT( s1 == eq );
 418     CPPUNIT_ASSERT( s1 != neq1 );
 419     CPPUNIT_ASSERT( s1 != neq2 );
 420     CPPUNIT_ASSERT( s1 != neq3 );
 421     CPPUNIT_ASSERT( s1 != neq4 );
 422 }
 423
 424 void StringTestCase::CompareNoCase()
 425 {
 426     wxString s1 = wxT("AHH");
 427     wxString eq = wxT("AHH");
 428     wxString eq2 = wxT("AhH");
 429     wxString eq3 = wxT("ahh");
 430     wxString neq = wxT("HAH");
 431     wxString neq2 = wxT("AH");
 432     wxString neq3 = wxT("AHHH");
 433
 434     #define CPPUNIT_CNCEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) == 0)
 435     #define CPPUNIT_CNCNEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) != 0)
 436
 437     CPPUNIT_CNCEQ_ASSERT( s1, eq );
 438     CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
 439     CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
 440
 441     CPPUNIT_CNCNEQ_ASSERT( s1, neq );
 442     CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
 443     CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
 444
 445
 446 //    wxString _s1 = wxT("A\0HH");
 447 //    wxString _eq = wxT("A\0HH");
 448 //    wxString _eq2 = wxT("A\0hH");
 449 //    wxString _eq3 = wxT("a\0hh");
 450 //    wxString _neq = wxT("H\0AH");
 451 //    wxString _neq2 = wxT("A\0H");
 452 //    wxString _neq3 = wxT("A\0HHH");
 453
 454     s1.insert(1,1,'\0');
 455     eq.insert(1,1,'\0');
 456     eq2.insert(1,1,'\0');
 457     eq3.insert(1,1,'\0');
 458     neq.insert(1,1,'\0');
 459     neq2.insert(1,1,'\0');
 460     neq3.insert(1,1,'\0');
 461
 462     CPPUNIT_CNCEQ_ASSERT( s1, eq );
 463     CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
 464     CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
 465
 466     CPPUNIT_CNCNEQ_ASSERT( s1, neq );
 467     CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
 468     CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
 469 }
 470
 471 void StringTestCase::Contains()
 472 {
 473     static const struct ContainsData
 474     {
 475         const wxChar *hay;
 476         const wxChar *needle;
 477         bool contains;
 478     } containsData[] =
 479     {
 480         { _T(""),       _T(""),         true  },
 481         { _T(""),       _T("foo"),      false },
 482         { _T("foo"),    _T(""),         true  },
 483         { _T("foo"),    _T("f"),        true  },
 484         { _T("foo"),    _T("o"),        true  },
 485         { _T("foo"),    _T("oo"),       true  },
 486         { _T("foo"),    _T("ooo"),      false },
 487         { _T("foo"),    _T("oooo"),     false },
 488         { _T("foo"),    _T("fooo"),     false },
 489     };
 490
 491     for ( size_t n = 0; n < WXSIZEOF(containsData); n++ )
 492     {
 493         const ContainsData& cd = containsData[n];
 494         CPPUNIT_ASSERT_EQUAL( cd.contains, wxString(cd.hay).Contains(cd.needle) );
 495     }
 496 }
 497
 498 // flags used in ToLongData.flags
 499 enum
 500 {
 501     Number_Ok       = 0,
 502     Number_Invalid  = 1,
 503     Number_Unsigned = 2,    // if not specified, works for signed conversion
 504     Number_Signed   = 4,    // if not specified, works for unsigned
 505     Number_LongLong = 8,    // only for long long tests
 506     Number_Long     = 16,   // only for long tests
 507 };
 508
 509 static const struct ToLongData
 510 {
 511     const wxChar *str;
 512 #ifdef wxLongLong_t
 513     wxLongLong_t value;
 514 #else
 515     long value;
 516 #endif // wxLongLong_t
 517     int flags;
 518
 519     long LValue() const { return value; }
 520     unsigned long ULValue() const { return value; }
 521 #ifdef wxLongLong_t
 522     wxLongLong_t LLValue() const { return value; }
 523     wxULongLong_t ULLValue() const { return (wxULongLong_t)value; }
 524 #endif // wxLongLong_t
 525
 526     bool IsOk() const { return !(flags & Number_Invalid); }
 527 } longData[] =
 528 {
 529     { _T("1"), 1, Number_Ok },
 530     { _T("0"), 0, Number_Ok },
 531     { _T("a"), 0, Number_Invalid },
 532     { _T("12345"), 12345, Number_Ok },
 533     { _T("--1"), 0, Number_Invalid },
 534
 535     { _T("-1"), -1, Number_Signed | Number_Long },
 536     // this is surprizing but consistent with strtoul() behaviour
 537     { _T("-1"), ULONG_MAX, Number_Unsigned | Number_Long },
 538
 539     // this must overflow, even with 64 bit long
 540     { _T("922337203685477580711"), 0, Number_Invalid },
 541
 542 #ifdef wxLongLong_t
 543     { _T("2147483648"), wxLL(2147483648), Number_LongLong },
 544     { _T("-2147483648"), wxLL(-2147483648), Number_LongLong | Number_Signed },
 545     { _T("9223372036854775808"), wxULL(9223372036854775808), Number_LongLong |
 546                                                              Number_Unsigned },
 547 #endif // wxLongLong_t
 548 };
 549
 550 void StringTestCase::ToLong()
 551 {
 552     long l;
 553     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 554     {
 555         const ToLongData& ld = longData[n];
 556
 557         if ( ld.flags & (Number_LongLong | Number_Unsigned) )
 558             continue;
 559
 560         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLong(&l) );
 561         if ( ld.IsOk() )
 562             CPPUNIT_ASSERT_EQUAL( ld.LValue(), l );
 563     }
 564 }
 565
 566 void StringTestCase::ToULong()
 567 {
 568     unsigned long ul;
 569     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 570     {
 571         const ToLongData& ld = longData[n];
 572
 573         if ( ld.flags & (Number_LongLong | Number_Signed) )
 574             continue;
 575
 576         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULong(&ul) );
 577         if ( ld.IsOk() )
 578             CPPUNIT_ASSERT_EQUAL( ld.ULValue(), ul );
 579     }
 580 }
 581
 582 #ifdef wxLongLong_t
 583
 584 void StringTestCase::ToLongLong()
 585 {
 586     wxLongLong_t l;
 587     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 588     {
 589         const ToLongData& ld = longData[n];
 590
 591         if ( ld.flags & (Number_Long | Number_Unsigned) )
 592             continue;
 593
 594         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLongLong(&l) );
 595         if ( ld.IsOk() )
 596             CPPUNIT_ASSERT_EQUAL( ld.LLValue(), l );
 597     }
 598 }
 599
 600 void StringTestCase::ToULongLong()
 601 {
 602     wxULongLong_t ul;
 603     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 604     {
 605         const ToLongData& ld = longData[n];
 606
 607         if ( ld.flags & (Number_Long | Number_Signed) )
 608             continue;
 609
 610         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULongLong(&ul) );
 611         if ( ld.IsOk() )
 612             CPPUNIT_ASSERT_EQUAL( ld.ULLValue(), ul );
 613     }
 614 }
 615
 616 #endif // wxLongLong_t
 617
 618 void StringTestCase::ToDouble()
 619 {
 620     double d;
 621     static const struct ToDoubleData
 622     {
 623         const wxChar *str;
 624         double value;
 625         bool ok;
 626     } doubleData[] =
 627     {
 628         { _T("1"), 1, true },
 629         { _T("1.23"), 1.23, true },
 630         { _T(".1"), .1, true },
 631         { _T("1."), 1, true },
 632         { _T("1.."), 0, false },
 633         { _T("0"), 0, true },
 634         { _T("a"), 0, false },
 635         { _T("12345"), 12345, true },
 636         { _T("-1"), -1, true },
 637         { _T("--1"), 0, false },
 638     };
 639
 640     // we need to use decimal point, not comma or whatever is its value for the
 641     // current locale
 642     wxSetlocale(LC_ALL, "C");
 643
 644     size_t n;
 645     for ( n = 0; n < WXSIZEOF(doubleData); n++ )
 646     {
 647         const ToDoubleData& ld = doubleData[n];
 648         CPPUNIT_ASSERT_EQUAL( ld.ok, wxString(ld.str).ToDouble(&d) );
 649         if ( ld.ok )
 650             CPPUNIT_ASSERT_EQUAL( ld.value, d );
 651     }
 652 }
 653
 654 void StringTestCase::WriteBuf()
 655 {
 656     wxString s;
 657     wxStrcpy(wxStringBuffer(s, 10), _T("foo"));
 658
 659     CPPUNIT_ASSERT(s[0u] == _T('f') );
 660     CPPUNIT_ASSERT(_T('f') == s[0u]);
 661     CPPUNIT_ASSERT(_T('o') == s[1]);
 662     CPPUNIT_ASSERT(_T('o') == s[2]);
 663     WX_ASSERT_SIZET_EQUAL(3, s.length());
 664
 665
 666     {
 667         wxStringBufferLength buf(s, 10);
 668         wxStrcpy(buf, _T("barrbaz"));
 669         buf.SetLength(4);
 670     }
 671
 672     CPPUNIT_ASSERT(_T('b') == s[0u]);
 673     CPPUNIT_ASSERT(_T('a') == s[1]);
 674     CPPUNIT_ASSERT(_T('r') == s[2]);
 675     CPPUNIT_ASSERT(_T('r') == s[3]);
 676     WX_ASSERT_SIZET_EQUAL(4, s.length());
 677
 678     CPPUNIT_ASSERT_EQUAL( 0, wxStrcmp(_T("barr"), s) );
 679 }
 680
 681 void StringTestCase::UTF8Buf()
 682 {
 683 #if wxUSE_UNICODE
 684     // "czech" in Czech ("cestina"):
 685     static const char *textUTF8 = "\304\215e\305\241tina";
 686     static const wchar_t textUTF16[] = {0x10D, 0x65, 0x161, 0x74, 0x69, 0x6E, 0x61, 0};
 687
 688     wxString s;
 689     wxStrcpy(wxUTF8StringBuffer(s, 9), textUTF8);
 690     CPPUNIT_ASSERT(s == textUTF16);
 691
 692     {
 693         wxUTF8StringBufferLength buf(s, 20);
 694         wxStrcpy(buf, textUTF8);
 695         buf.SetLength(5);
 696     }
 697     CPPUNIT_ASSERT(s == wxString(textUTF16, 0, 3));
 698 #endif // wxUSE_UNICODE
 699 }
 700
 701
 702
 703 void StringTestCase::CStrDataTernaryOperator()
 704 {
 705     DoCStrDataTernaryOperator(true);
 706     DoCStrDataTernaryOperator(false);
 707 }
 708
 709 template<typename T> bool CheckStr(const wxString& expected, T s)
 710 {
 711     return expected == wxString(s);
 712 }
 713
 714 void StringTestCase::DoCStrDataTernaryOperator(bool cond)
 715 {
 716     // test compilation of wxCStrData when used with operator?: (the asserts
 717     // are not very important, we're testing if the code compiles at all):
 718
 719     wxString s("foo");
 720
 721     const wchar_t *wcStr = L"foo";
 722     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : wcStr)) );
 723     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : L"foo")) );
 724     CPPUNIT_ASSERT( CheckStr(s, (cond ? wcStr : s.c_str())) );
 725     CPPUNIT_ASSERT( CheckStr(s, (cond ? L"foo" : s.c_str())) );
 726
 727     const char *mbStr = "foo";
 728     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : mbStr)) );
 729     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : "foo")) );
 730     CPPUNIT_ASSERT( CheckStr(s, (cond ? mbStr : s.c_str())) );
 731     CPPUNIT_ASSERT( CheckStr(s, (cond ? "foo" : s.c_str())) );
 732
 733     wxString empty("");
 734     CPPUNIT_ASSERT( CheckStr(empty, (cond ? empty.c_str() : wxEmptyString)) );
 735     CPPUNIT_ASSERT( CheckStr(empty, (cond ? wxEmptyString : empty.c_str())) );
 736 }
 737
 738 void StringTestCase::CStrDataOperators()
 739 {
 740     wxString s("hello");
 741
 742     CPPUNIT_ASSERT( s.c_str()[0] == 'h' );
 743     CPPUNIT_ASSERT( s.c_str()[1] == 'e' );
 744     CPPUNIT_ASSERT( s.c_str()[5] == '\0' );
 745
 746     CPPUNIT_ASSERT( *s.c_str() == 'h' );
 747     CPPUNIT_ASSERT( *(s.c_str() + 2) == 'l' );
 748     CPPUNIT_ASSERT( *(s.c_str() + 5) == '\0' );
 749 }
 750
 751 bool CheckStrChar(const wxString& expected, char *s)
 752     { return CheckStr(expected, s); }
 753 bool CheckStrWChar(const wxString& expected, wchar_t *s)
 754     { return CheckStr(expected, s); }
 755 bool CheckStrConstChar(const wxString& expected, const char *s)
 756     { return CheckStr(expected, s); }
 757 bool CheckStrConstWChar(const wxString& expected, const wchar_t *s)
 758     { return CheckStr(expected, s); }
 759
 760 void StringTestCase::CStrDataImplicitConversion()
 761 {
 762     wxString s("foo");
 763
 764     CPPUNIT_ASSERT( CheckStrConstWChar(s, s.c_str()) );
 765     CPPUNIT_ASSERT( CheckStrConstChar(s, s.c_str()) );
 766
 767     // implicit conversion of wxString is not available in STL build
 768 #if !wxUSE_STL
 769     CPPUNIT_ASSERT( CheckStrConstWChar(s, s) );
 770     CPPUNIT_ASSERT( CheckStrConstChar(s, s) );
 771 #endif
 772 }
 773
 774 void StringTestCase::ExplicitConversion()
 775 {
 776     wxString s("foo");
 777
 778     CPPUNIT_ASSERT( CheckStr(s, s.mb_str()) );
 779     CPPUNIT_ASSERT( CheckStrConstChar(s, s.mb_str()) );
 780     CPPUNIT_ASSERT( CheckStrChar(s, s.char_str()) );
 781
 782     CPPUNIT_ASSERT( CheckStr(s, s.wc_str()) );
 783     CPPUNIT_ASSERT( CheckStrConstWChar(s, s.wc_str()) );
 784     CPPUNIT_ASSERT( CheckStrWChar(s, s.wchar_str()) );
 785 }