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( CStrDataImplicitConversion );
  58         CPPUNIT_TEST( ExplicitConversion );
  59     CPPUNIT_TEST_SUITE_END();
  60
  61     void String();
  62     void PChar();
  63     void Format();
  64     void Constructors();
  65     void Extraction();
  66     void Trim();
  67     void Find();
  68     void Replace();
  69     void Match();
  70     void CaseChanges();
  71     void Compare();
  72     void CompareNoCase();
  73     void Contains();
  74     void ToLong();
  75     void ToULong();
  76 #ifdef wxLongLong_t
  77     void ToLongLong();
  78     void ToULongLong();
  79 #endif // wxLongLong_t
  80     void ToDouble();
  81     void WriteBuf();
  82     void CStrDataTernaryOperator();
  83     void DoCStrDataTernaryOperator(bool cond);
  84     void CStrDataImplicitConversion();
  85     void ExplicitConversion();
  86
  87     DECLARE_NO_COPY_CLASS(StringTestCase)
  88 };
  89
  90 // register in the unnamed registry so that these tests are run by default
  91 CPPUNIT_TEST_SUITE_REGISTRATION( StringTestCase );
  92
  93 // also include in it's own registry so that these tests can be run alone
  94 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StringTestCase, "StringTestCase" );
  95
  96 StringTestCase::StringTestCase()
  97 {
  98 }
  99
 100 void StringTestCase::String()
 101 {
 102     wxString a, b, c;
 103
 104     a.reserve (128);
 105     b.reserve (128);
 106     c.reserve (128);
 107
 108     for (int i = 0; i < 2; ++i)
 109     {
 110         a = _T("Hello");
 111         b = _T(" world");
 112         c = _T("! How'ya doin'?");
 113         a += b;
 114         a += c;
 115         c = _T("Hello world! What's up?");
 116         CPPUNIT_ASSERT( c != a );
 117     }
 118 }
 119
 120 void StringTestCase::PChar()
 121 {
 122     wxChar a [128];
 123     wxChar b [128];
 124     wxChar c [128];
 125
 126     for (int i = 0; i < 2; ++i)
 127     {
 128         wxStrcpy (a, _T("Hello"));
 129         wxStrcpy (b, _T(" world"));
 130         wxStrcpy (c, _T("! How'ya doin'?"));
 131         wxStrcat (a, b);
 132         wxStrcat (a, c);
 133         wxStrcpy (c, _T("Hello world! What's up?"));
 134         CPPUNIT_ASSERT( wxStrcmp (c, a) != 0 );
 135     }
 136 }
 137
 138 void StringTestCase::Format()
 139 {
 140     wxString s1,s2;
 141     s1.Printf(_T("%03d"), 18);
 142     CPPUNIT_ASSERT( s1 == wxString::Format(_T("%03d"), 18) );
 143     s2.Printf(_T("Number 18: %s\n"), s1.c_str());
 144     CPPUNIT_ASSERT( s2 == wxString::Format(_T("Number 18: %s\n"), s1.c_str()) );
 145
 146     static const size_t lengths[] = { 1, 512, 1024, 1025, 2048, 4096, 4097 };
 147     for ( size_t n = 0; n < WXSIZEOF(lengths); n++ )
 148     {
 149         const size_t len = lengths[n];
 150
 151         wxString s(_T('Z'), len);
 152         CPPUNIT_ASSERT_EQUAL( len, wxString::Format(_T("%s"), s.c_str()).length());
 153     }
 154 }
 155
 156 void StringTestCase::Constructors()
 157 {
 158     #define TEST_CTOR(args, res)                                               \
 159         {                                                                      \
 160             wxString s args ;                                                  \
 161             CPPUNIT_ASSERT( s == res );                                        \
 162         }
 163
 164     TEST_CTOR((_T('Z'), 4), _T("ZZZZ"));
 165     TEST_CTOR((_T("Hello"), 4), _T("Hell"));
 166     TEST_CTOR((_T("Hello"), 5), _T("Hello"));
 167
 168     static const wxChar *s = _T("?really!");
 169     const wxChar *start = wxStrchr(s, _T('r'));
 170     const wxChar *end = wxStrchr(s, _T('!'));
 171     TEST_CTOR((start, end), _T("really"));
 172 }
 173
 174
 175 void StringTestCase::Extraction()
 176 {
 177     wxString s(_T("Hello, world!"));
 178
 179     CPPUNIT_ASSERT( wxStrcmp( s.c_str() , _T("Hello, world!") ) == 0 );
 180     CPPUNIT_ASSERT( wxStrcmp( s.Left(5).c_str() , _T("Hello") ) == 0 );
 181     CPPUNIT_ASSERT( wxStrcmp( s.Right(6).c_str() , _T("world!") ) == 0 );
 182     CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , _T("lo, w") ) == 0 );
 183     CPPUNIT_ASSERT( wxStrcmp( s.Mid(3).c_str() , _T("lo, world!") ) == 0 );
 184     CPPUNIT_ASSERT( wxStrcmp( s.substr(3, 5).c_str() , _T("lo, w") ) == 0 );
 185     CPPUNIT_ASSERT( wxStrcmp( s.substr(3).c_str() , _T("lo, world!") ) == 0 );
 186
 187     wxString rest;
 188
 189     #define TEST_STARTS_WITH(prefix, correct_rest, result)                    \
 190         CPPUNIT_ASSERT_EQUAL(result, s.StartsWith(prefix, &rest));            \
 191         if ( result )                                                         \
 192             CPPUNIT_ASSERT_EQUAL(wxString(correct_rest), rest)
 193
 194     TEST_STARTS_WITH( _T("Hello"),           _T(", world!"),      true  );
 195     TEST_STARTS_WITH( _T("Hello, "),         _T("world!"),        true  );
 196     TEST_STARTS_WITH( _T("Hello, world!"),   _T(""),              true  );
 197     TEST_STARTS_WITH( _T("Hello, world!!!"), _T(""),              false );
 198     TEST_STARTS_WITH( _T(""),                _T("Hello, world!"), true  );
 199     TEST_STARTS_WITH( _T("Goodbye"),         _T(""),              false );
 200     TEST_STARTS_WITH( _T("Hi"),              _T(""),              false );
 201
 202     #undef TEST_STARTS_WITH
 203
 204     #define TEST_ENDS_WITH(suffix, correct_rest, result)                      \
 205         CPPUNIT_ASSERT_EQUAL(result, s.EndsWith(suffix, &rest));              \
 206         if ( result )                                                         \
 207             CPPUNIT_ASSERT_EQUAL(wxString(correct_rest), rest)
 208
 209     TEST_ENDS_WITH( _T(""),                 _T("Hello, world!"), true  );
 210     TEST_ENDS_WITH( _T("!"),                _T("Hello, world"),  true  );
 211     TEST_ENDS_WITH( _T(", world!"),         _T("Hello"),         true  );
 212     TEST_ENDS_WITH( _T("ello, world!"),     _T("H"),             true  );
 213     TEST_ENDS_WITH( _T("Hello, world!"),    _T(""),              true  );
 214     TEST_ENDS_WITH( _T("very long string"), _T(""),              false );
 215     TEST_ENDS_WITH( _T("?"),                _T(""),              false );
 216     TEST_ENDS_WITH( _T("Hello, world"),     _T(""),              false );
 217     TEST_ENDS_WITH( _T("Gello, world!"),    _T(""),              false );
 218
 219     #undef TEST_ENDS_WITH
 220 }
 221
 222 void StringTestCase::Trim()
 223 {
 224     #define TEST_TRIM( str , dir , result )  \
 225         CPPUNIT_ASSERT( wxString(str).Trim(dir) == result )
 226
 227     TEST_TRIM( _T("  Test  "),  true, _T("  Test") );
 228     TEST_TRIM( _T("    "),      true, _T("")       );
 229     TEST_TRIM( _T(" "),         true, _T("")       );
 230     TEST_TRIM( _T(""),          true, _T("")       );
 231
 232     TEST_TRIM( _T("  Test  "),  false, _T("Test  ") );
 233     TEST_TRIM( _T("    "),      false, _T("")       );
 234     TEST_TRIM( _T(" "),         false, _T("")       );
 235     TEST_TRIM( _T(""),          false, _T("")       );
 236
 237     #undef TEST_TRIM
 238 }
 239
 240 void StringTestCase::Find()
 241 {
 242     #define TEST_FIND( str , start , result )  \
 243         CPPUNIT_ASSERT( wxString(str).find(_T("ell"), start) == result );
 244
 245     TEST_FIND( _T("Well, hello world"),  0, 1              );
 246     TEST_FIND( _T("Well, hello world"),  6, 7              );
 247     TEST_FIND( _T("Well, hello world"),  9, wxString::npos );
 248
 249     #undef TEST_FIND
 250 }
 251
 252 void StringTestCase::Replace()
 253 {
 254     #define TEST_REPLACE( original , pos , len , replacement , result ) \
 255         { \
 256             wxString s = original; \
 257             s.replace( pos , len , replacement ); \
 258             CPPUNIT_ASSERT( s == result ); \
 259         }
 260
 261     TEST_REPLACE( _T("012-AWORD-XYZ"), 4, 5, _T("BWORD"),  _T("012-BWORD-XYZ") );
 262     TEST_REPLACE( _T("increase"),      0, 2, _T("de"),     _T("decrease")      );
 263     TEST_REPLACE( _T("wxWindow"),      8, 0, _T("s"),      _T("wxWindows")     );
 264     TEST_REPLACE( _T("foobar"),        3, 0, _T("-"),      _T("foo-bar")       );
 265     TEST_REPLACE( _T("barfoo"),        0, 6, _T("foobar"), _T("foobar")        );
 266
 267
 268     #define TEST_NULLCHARREPLACE( o , olen, pos , len , replacement , r, rlen ) \
 269         { \
 270             wxString s(o,olen); \
 271             s.replace( pos , len , replacement ); \
 272             CPPUNIT_ASSERT( s == wxString(r,rlen) ); \
 273         }
 274
 275     TEST_NULLCHARREPLACE( _T("null\0char"), 9, 5, 1, _T("d"),
 276                           _T("null\0dhar"), 9 );
 277
 278     #define TEST_WXREPLACE( o , olen, olds, news, all, r, rlen ) \
 279         { \
 280             wxString s(o,olen); \
 281             s.Replace( olds, news, all ); \
 282             CPPUNIT_ASSERT( s == wxString(r,rlen) ); \
 283         }
 284
 285     TEST_WXREPLACE( _T("null\0char"), 9, _T("c"), _T("de"), true,
 286                           _T("null\0dehar"), 10 );
 287
 288     TEST_WXREPLACE( _T("null\0dehar"), 10, _T("de"), _T("c"), true,
 289                           _T("null\0char"), 9 );
 290
 291     #undef TEST_WXREPLACE
 292     #undef TEST_NULLCHARREPLACE
 293     #undef TEST_REPLACE
 294 }
 295
 296 void StringTestCase::Match()
 297 {
 298     #define TEST_MATCH( s1 , s2 , result ) \
 299         CPPUNIT_ASSERT( wxString(s1).Matches(s2) == result )
 300
 301     TEST_MATCH( _T("foobar"),    _T("foo*"),   true  );
 302     TEST_MATCH( _T("foobar"),    _T("*oo*"),   true  );
 303     TEST_MATCH( _T("foobar"),    _T("*bar"),   true  );
 304     TEST_MATCH( _T("foobar"),    _T("??????"), true  );
 305     TEST_MATCH( _T("foobar"),    _T("f??b*"),  true  );
 306     TEST_MATCH( _T("foobar"),    _T("f?b*"),   false );
 307     TEST_MATCH( _T("foobar"),    _T("*goo*"),  false );
 308     TEST_MATCH( _T("foobar"),    _T("*foo"),   false );
 309     TEST_MATCH( _T("foobarfoo"), _T("*foo"),   true  );
 310     TEST_MATCH( _T(""),          _T("*"),      true  );
 311     TEST_MATCH( _T(""),          _T("?"),      false );
 312
 313     #undef TEST_MATCH
 314 }
 315
 316
 317 void StringTestCase::CaseChanges()
 318 {
 319     wxString s1(_T("Hello!"));
 320     wxString s1u(s1);
 321     wxString s1l(s1);
 322     s1u.MakeUpper();
 323     s1l.MakeLower();
 324     wxString s2u, s2l;
 325     s2u.MakeUpper();
 326     s2l.MakeLower();
 327
 328     CPPUNIT_ASSERT( s1u == _T("HELLO!") );
 329     CPPUNIT_ASSERT( s1l == _T("hello!") );
 330     CPPUNIT_ASSERT( s2u == wxEmptyString );
 331     CPPUNIT_ASSERT( s2l == wxEmptyString );
 332
 333 #if !wxUSE_UNICODE
 334     wxLocale locRu(wxLANGUAGE_RUSSIAN, 0 /* flags */);
 335     if ( locRu.IsOk() )
 336     {
 337         // try upper casing 8bit strings
 338         const wchar_t capital_ya[] = { 0x42f, 0 },
 339                       small_ya[]   = { 0x44f, 0 };
 340
 341         wxString sUpper(wxConvLibc.cWC2MB(capital_ya)),
 342                  sLower(wxConvLibc.cWC2MB(small_ya));
 343
 344         CPPUNIT_ASSERT( sUpper.Lower() == sLower );
 345         CPPUNIT_ASSERT( sLower.Upper() == sUpper );
 346     }
 347 #endif // !wxUSE_UNICODE
 348 }
 349
 350 void StringTestCase::Compare()
 351 {
 352     wxString s1 = wxT("AHH");
 353     wxString eq = wxT("AHH");
 354     wxString neq1 = wxT("HAH");
 355     wxString neq2 = wxT("AH");
 356     wxString neq3 = wxT("AHHH");
 357     wxString neq4 = wxT("AhH");
 358
 359     CPPUNIT_ASSERT( s1 == eq );
 360     CPPUNIT_ASSERT( s1 != neq1 );
 361     CPPUNIT_ASSERT( s1 != neq2 );
 362     CPPUNIT_ASSERT( s1 != neq3 );
 363     CPPUNIT_ASSERT( s1 != neq4 );
 364
 365     CPPUNIT_ASSERT( s1 == wxT("AHH") );
 366     CPPUNIT_ASSERT( s1 != wxT("no") );
 367     CPPUNIT_ASSERT( s1 < wxT("AZ") );
 368     CPPUNIT_ASSERT( s1 <= wxT("AZ") );
 369     CPPUNIT_ASSERT( s1 <= wxT("AHH") );
 370     CPPUNIT_ASSERT( s1 > wxT("AA") );
 371     CPPUNIT_ASSERT( s1 >= wxT("AA") );
 372     CPPUNIT_ASSERT( s1 >= wxT("AHH") );
 373
 374     // test comparison with C strings in Unicode build (must work in ANSI as
 375     // well, of course):
 376     CPPUNIT_ASSERT( s1 == "AHH" );
 377     CPPUNIT_ASSERT( s1 != "no" );
 378     CPPUNIT_ASSERT( s1 < "AZ" );
 379     CPPUNIT_ASSERT( s1 <= "AZ" );
 380     CPPUNIT_ASSERT( s1 <= "AHH" );
 381     CPPUNIT_ASSERT( s1 > "AA" );
 382     CPPUNIT_ASSERT( s1 >= "AA" );
 383     CPPUNIT_ASSERT( s1 >= "AHH" );
 384
 385 //    wxString _s1 = wxT("A\0HH");
 386 //    wxString _eq = wxT("A\0HH");
 387 //    wxString _neq1 = wxT("H\0AH");
 388 //    wxString _neq2 = wxT("A\0H");
 389 //    wxString _neq3 = wxT("A\0HHH");
 390 //    wxString _neq4 = wxT("A\0hH");
 391     s1.insert(1,1,'\0');
 392     eq.insert(1,1,'\0');
 393     neq1.insert(1,1,'\0');
 394     neq2.insert(1,1,'\0');
 395     neq3.insert(1,1,'\0');
 396     neq4.insert(1,1,'\0');
 397
 398     CPPUNIT_ASSERT( s1 == eq );
 399     CPPUNIT_ASSERT( s1 != neq1 );
 400     CPPUNIT_ASSERT( s1 != neq2 );
 401     CPPUNIT_ASSERT( s1 != neq3 );
 402     CPPUNIT_ASSERT( s1 != neq4 );
 403 }
 404
 405 void StringTestCase::CompareNoCase()
 406 {
 407     wxString s1 = wxT("AHH");
 408     wxString eq = wxT("AHH");
 409     wxString eq2 = wxT("AhH");
 410     wxString eq3 = wxT("ahh");
 411     wxString neq = wxT("HAH");
 412     wxString neq2 = wxT("AH");
 413     wxString neq3 = wxT("AHHH");
 414
 415     #define CPPUNIT_CNCEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) == 0)
 416     #define CPPUNIT_CNCNEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) != 0)
 417
 418     CPPUNIT_CNCEQ_ASSERT( s1, eq );
 419     CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
 420     CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
 421
 422     CPPUNIT_CNCNEQ_ASSERT( s1, neq );
 423     CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
 424     CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
 425
 426
 427 //    wxString _s1 = wxT("A\0HH");
 428 //    wxString _eq = wxT("A\0HH");
 429 //    wxString _eq2 = wxT("A\0hH");
 430 //    wxString _eq3 = wxT("a\0hh");
 431 //    wxString _neq = wxT("H\0AH");
 432 //    wxString _neq2 = wxT("A\0H");
 433 //    wxString _neq3 = wxT("A\0HHH");
 434
 435     s1.insert(1,1,'\0');
 436     eq.insert(1,1,'\0');
 437     eq2.insert(1,1,'\0');
 438     eq3.insert(1,1,'\0');
 439     neq.insert(1,1,'\0');
 440     neq2.insert(1,1,'\0');
 441     neq3.insert(1,1,'\0');
 442
 443     CPPUNIT_CNCEQ_ASSERT( s1, eq );
 444     CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
 445     CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
 446
 447     CPPUNIT_CNCNEQ_ASSERT( s1, neq );
 448     CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
 449     CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
 450 }
 451
 452 void StringTestCase::Contains()
 453 {
 454     static const struct ContainsData
 455     {
 456         const wxChar *hay;
 457         const wxChar *needle;
 458         bool contains;
 459     } containsData[] =
 460     {
 461         { _T(""),       _T(""),         true  },
 462         { _T(""),       _T("foo"),      false },
 463         { _T("foo"),    _T(""),         true  },
 464         { _T("foo"),    _T("f"),        true  },
 465         { _T("foo"),    _T("o"),        true  },
 466         { _T("foo"),    _T("oo"),       true  },
 467         { _T("foo"),    _T("ooo"),      false },
 468         { _T("foo"),    _T("oooo"),     false },
 469         { _T("foo"),    _T("fooo"),     false },
 470     };
 471
 472     for ( size_t n = 0; n < WXSIZEOF(containsData); n++ )
 473     {
 474         const ContainsData& cd = containsData[n];
 475         CPPUNIT_ASSERT_EQUAL( cd.contains, wxString(cd.hay).Contains(cd.needle) );
 476     }
 477 }
 478
 479 // flags used in ToLongData.flags
 480 enum
 481 {
 482     Number_Ok       = 0,
 483     Number_Invalid  = 1,
 484     Number_Unsigned = 2,    // if not specified, works for signed conversion
 485     Number_Signed   = 4,    // if not specified, works for unsigned
 486     Number_LongLong = 8,    // only for long long tests
 487     Number_Long     = 16,   // only for long tests
 488 };
 489
 490 static const struct ToLongData
 491 {
 492     const wxChar *str;
 493 #ifdef wxLongLong_t
 494     wxLongLong_t value;
 495 #else
 496     long value;
 497 #endif // wxLongLong_t
 498     int flags;
 499
 500     long LValue() const { return value; }
 501     unsigned long ULValue() const { return value; }
 502 #ifdef wxLongLong_t
 503     wxLongLong_t LLValue() const { return value; }
 504     wxULongLong_t ULLValue() const { return (wxULongLong_t)value; }
 505 #endif // wxLongLong_t
 506
 507     bool IsOk() const { return !(flags & Number_Invalid); }
 508 } longData[] =
 509 {
 510     { _T("1"), 1, Number_Ok },
 511     { _T("0"), 0, Number_Ok },
 512     { _T("a"), 0, Number_Invalid },
 513     { _T("12345"), 12345, Number_Ok },
 514     { _T("--1"), 0, Number_Invalid },
 515
 516     { _T("-1"), -1, Number_Signed | Number_Long },
 517     // this is surprizing but consistent with strtoul() behaviour
 518     { _T("-1"), ULONG_MAX, Number_Unsigned | Number_Long },
 519
 520     // this must overflow, even with 64 bit long
 521     { _T("922337203685477580711"), 0, Number_Invalid },
 522
 523 #ifdef wxLongLong_t
 524     { _T("2147483648"), wxLL(2147483648), Number_LongLong },
 525     { _T("-2147483648"), wxLL(-2147483648), Number_LongLong | Number_Signed },
 526     { _T("9223372036854775808"), wxULL(9223372036854775808), Number_LongLong |
 527                                                              Number_Unsigned },
 528 #endif // wxLongLong_t
 529 };
 530
 531 void StringTestCase::ToLong()
 532 {
 533     long l;
 534     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 535     {
 536         const ToLongData& ld = longData[n];
 537
 538         if ( ld.flags & (Number_LongLong | Number_Unsigned) )
 539             continue;
 540
 541         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLong(&l) );
 542         if ( ld.IsOk() )
 543             CPPUNIT_ASSERT_EQUAL( ld.LValue(), l );
 544     }
 545 }
 546
 547 void StringTestCase::ToULong()
 548 {
 549     unsigned long ul;
 550     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 551     {
 552         const ToLongData& ld = longData[n];
 553
 554         if ( ld.flags & (Number_LongLong | Number_Signed) )
 555             continue;
 556
 557         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULong(&ul) );
 558         if ( ld.IsOk() )
 559             CPPUNIT_ASSERT_EQUAL( ld.ULValue(), ul );
 560     }
 561 }
 562
 563 #ifdef wxLongLong_t
 564
 565 void StringTestCase::ToLongLong()
 566 {
 567     wxLongLong_t l;
 568     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 569     {
 570         const ToLongData& ld = longData[n];
 571
 572         if ( ld.flags & (Number_Long | Number_Unsigned) )
 573             continue;
 574
 575         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLongLong(&l) );
 576         if ( ld.IsOk() )
 577             CPPUNIT_ASSERT_EQUAL( ld.LLValue(), l );
 578     }
 579 }
 580
 581 void StringTestCase::ToULongLong()
 582 {
 583     wxULongLong_t ul;
 584     for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
 585     {
 586         const ToLongData& ld = longData[n];
 587
 588         if ( ld.flags & (Number_Long | Number_Signed) )
 589             continue;
 590
 591         CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULongLong(&ul) );
 592         if ( ld.IsOk() )
 593             CPPUNIT_ASSERT_EQUAL( ld.ULLValue(), ul );
 594     }
 595 }
 596
 597 #endif // wxLongLong_t
 598
 599 void StringTestCase::ToDouble()
 600 {
 601     double d;
 602     static const struct ToDoubleData
 603     {
 604         const wxChar *str;
 605         double value;
 606         bool ok;
 607     } doubleData[] =
 608     {
 609         { _T("1"), 1, true },
 610         { _T("1.23"), 1.23, true },
 611         { _T(".1"), .1, true },
 612         { _T("1."), 1, true },
 613         { _T("1.."), 0, false },
 614         { _T("0"), 0, true },
 615         { _T("a"), 0, false },
 616         { _T("12345"), 12345, true },
 617         { _T("-1"), -1, true },
 618         { _T("--1"), 0, false },
 619     };
 620
 621     // we need to use decimal point, not comma or whatever is its value for the
 622     // current locale
 623     wxSetlocale(LC_ALL, _T("C"));
 624
 625     size_t n;
 626     for ( n = 0; n < WXSIZEOF(doubleData); n++ )
 627     {
 628         const ToDoubleData& ld = doubleData[n];
 629         CPPUNIT_ASSERT_EQUAL( ld.ok, wxString(ld.str).ToDouble(&d) );
 630         if ( ld.ok )
 631             CPPUNIT_ASSERT_EQUAL( ld.value, d );
 632     }
 633 }
 634
 635 void StringTestCase::WriteBuf()
 636 {
 637     wxString s;
 638     wxStrcpy(wxStringBuffer(s, 10), _T("foo"));
 639
 640     CPPUNIT_ASSERT(s[0u] == _T('f') );
 641     CPPUNIT_ASSERT(_T('f') == s[0u]);
 642     CPPUNIT_ASSERT(_T('o') == s[1]);
 643     CPPUNIT_ASSERT(_T('o') == s[2]);
 644     CPPUNIT_ASSERT_EQUAL((size_t)3, s.length());
 645
 646
 647     {
 648         wxStringBufferLength buf(s, 10);
 649         wxStrcpy(buf, _T("barrbaz"));
 650         buf.SetLength(4);
 651     }
 652
 653     CPPUNIT_ASSERT(_T('b') == s[0u]);
 654     CPPUNIT_ASSERT(_T('a') == s[1]);
 655     CPPUNIT_ASSERT(_T('r') == s[2]);
 656     CPPUNIT_ASSERT(_T('r') == s[3]);
 657     CPPUNIT_ASSERT_EQUAL((size_t)4, s.length());
 658
 659     CPPUNIT_ASSERT_EQUAL( 0, wxStrcmp(_T("barr"), s) );
 660 }
 661
 662
 663
 664 void StringTestCase::CStrDataTernaryOperator()
 665 {
 666     DoCStrDataTernaryOperator(true);
 667     DoCStrDataTernaryOperator(false);
 668 }
 669
 670 template<typename T> bool CheckStr(const wxString& expected, T s)
 671 {
 672     return expected == wxString(s);
 673 }
 674
 675 void StringTestCase::DoCStrDataTernaryOperator(bool cond)
 676 {
 677     // test compilation of wxCStrData when used with operator?: (the asserts
 678     // are not very important, we're testing if the code compiles at all):
 679
 680     wxString s("foo");
 681     const char *mbStr = "foo";
 682     const wchar_t *wcStr = L"foo";
 683
 684     // FIXME-UTF8: when wxCStrData can handle both conversions, this should
 685     //             be changed to always test all versions, both MB and WC
 686 #if wxUSE_UNICODE
 687     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : wcStr)) );
 688     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : L"bar")) );
 689     CPPUNIT_ASSERT( CheckStr(s, (cond ? wcStr : s.c_str())) );
 690     CPPUNIT_ASSERT( CheckStr(s, (cond ? L"bar" : s.c_str())) );
 691 #else
 692     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : mbStr)) );
 693     CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : "foo")) );
 694     CPPUNIT_ASSERT( CheckStr(s, (cond ? mbStr : s.c_str())) );
 695     CPPUNIT_ASSERT( CheckStr(s, (cond ? "foo" : s.c_str())) );
 696 #endif
 697
 698     wxString empty("");
 699     CPPUNIT_ASSERT( CheckStr(empty, (cond ? empty.c_str() : wxEmptyString)) );
 700     CPPUNIT_ASSERT( CheckStr(empty, (cond ? wxEmptyString : empty.c_str())) );
 701 }
 702
 703 bool CheckStrChar(const wxString& expected, char *s)
 704     { return CheckStr(expected, s); }
 705 bool CheckStrWChar(const wxString& expected, wchar_t *s)
 706     { return CheckStr(expected, s); }
 707 bool CheckStrConstChar(const wxString& expected, const char *s)
 708     { return CheckStr(expected, s); }
 709 bool CheckStrConstWChar(const wxString& expected, const wchar_t *s)
 710     { return CheckStr(expected, s); }
 711
 712 void StringTestCase::CStrDataImplicitConversion()
 713 {
 714     wxString s("foo");
 715
 716     // FIXME-UTF8: when wxCStrData can handle both conversions, this should
 717     //             be changed to always test all versions, both MB and WC
 718 #if wxUSE_UNICODE
 719     CPPUNIT_ASSERT( CheckStrConstWChar(s, s.c_str()) );
 720     CPPUNIT_ASSERT( CheckStrConstWChar(s, s) );
 721 #else
 722     CPPUNIT_ASSERT( CheckStrConstChar(s, s.c_str()) );
 723     CPPUNIT_ASSERT( CheckStrConstChar(s, s) );
 724 #endif
 725 }
 726
 727 void StringTestCase::ExplicitConversion()
 728 {
 729     wxString s("foo");
 730
 731     CPPUNIT_ASSERT( CheckStr(s, s.mb_str()) );
 732     CPPUNIT_ASSERT( CheckStrConstChar(s, s.mb_str()) );
 733     CPPUNIT_ASSERT( CheckStrChar(s, s.char_str()) );
 734
 735     CPPUNIT_ASSERT( CheckStr(s, s.wc_str()) );
 736     CPPUNIT_ASSERT( CheckStrConstWChar(s, s.wc_str()) );
 737     CPPUNIT_ASSERT( CheckStrWChar(s, s.wchar_str()) );
 738 }