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