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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
28class StringTestCase : public CppUnit::TestCase
29{
30public:
31 StringTestCase();
32
33private:
34 CPPUNIT_TEST_SUITE( StringTestCase );
35 CPPUNIT_TEST( String );
36 CPPUNIT_TEST( PChar );
37 CPPUNIT_TEST( Format );
38 CPPUNIT_TEST( Constructors );
39 CPPUNIT_TEST( StaticConstructors );
40 CPPUNIT_TEST( Extraction );
41 CPPUNIT_TEST( Trim );
42 CPPUNIT_TEST( Find );
43 CPPUNIT_TEST( Replace );
44 CPPUNIT_TEST( Match );
45 CPPUNIT_TEST( CaseChanges );
46 CPPUNIT_TEST( Compare );
47 CPPUNIT_TEST( CompareNoCase );
48 CPPUNIT_TEST( Contains );
49 CPPUNIT_TEST( ToLong );
50 CPPUNIT_TEST( ToULong );
51#ifdef wxLongLong_t
52 CPPUNIT_TEST( ToLongLong );
53 CPPUNIT_TEST( ToULongLong );
54#endif // wxLongLong_t
55 CPPUNIT_TEST( ToDouble );
56 CPPUNIT_TEST( StringBuf );
57 CPPUNIT_TEST( UTF8Buf );
58 CPPUNIT_TEST( CStrDataTernaryOperator );
59 CPPUNIT_TEST( CStrDataOperators );
60 CPPUNIT_TEST( CStrDataImplicitConversion );
61 CPPUNIT_TEST( ExplicitConversion );
62 CPPUNIT_TEST( IndexedAccess );
63 CPPUNIT_TEST( BeforeAndAfter );
64 CPPUNIT_TEST_SUITE_END();
65
66 void String();
67 void PChar();
68 void Format();
69 void Constructors();
70 void StaticConstructors();
71 void Extraction();
72 void Trim();
73 void Find();
74 void Replace();
75 void Match();
76 void CaseChanges();
77 void Compare();
78 void CompareNoCase();
79 void Contains();
80 void ToLong();
81 void ToULong();
82#ifdef wxLongLong_t
83 void ToLongLong();
84 void ToULongLong();
85#endif // wxLongLong_t
86 void ToDouble();
87 void StringBuf();
88 void UTF8Buf();
89 void CStrDataTernaryOperator();
90 void DoCStrDataTernaryOperator(bool cond);
91 void CStrDataOperators();
92 void CStrDataImplicitConversion();
93 void ExplicitConversion();
94 void IndexedAccess();
95 void BeforeAndAfter();
96
97 DECLARE_NO_COPY_CLASS(StringTestCase)
98};
99
100// register in the unnamed registry so that these tests are run by default
101CPPUNIT_TEST_SUITE_REGISTRATION( StringTestCase );
102
103// also include in it's own registry so that these tests can be run alone
104CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StringTestCase, "StringTestCase" );
105
106StringTestCase::StringTestCase()
107{
108}
109
110void StringTestCase::String()
111{
112 wxString a, b, c;
113
114 a.reserve (128);
115 b.reserve (128);
116 c.reserve (128);
117
118 for (int i = 0; i < 2; ++i)
119 {
120 a = _T("Hello");
121 b = _T(" world");
122 c = _T("! How'ya doin'?");
123 a += b;
124 a += c;
125 c = _T("Hello world! What's up?");
126 CPPUNIT_ASSERT( c != a );
127 }
128}
129
130void StringTestCase::PChar()
131{
132 wxChar a [128];
133 wxChar b [128];
134 wxChar c [128];
135
136 for (int i = 0; i < 2; ++i)
137 {
138 wxStrcpy (a, _T("Hello"));
139 wxStrcpy (b, _T(" world"));
140 wxStrcpy (c, _T("! How'ya doin'?"));
141 wxStrcat (a, b);
142 wxStrcat (a, c);
143 wxStrcpy (c, _T("Hello world! What's up?"));
144 CPPUNIT_ASSERT( wxStrcmp (c, a) != 0 );
145 }
146}
147
148void StringTestCase::Format()
149{
150 wxString s1,s2;
151 s1.Printf(_T("%03d"), 18);
152 CPPUNIT_ASSERT( s1 == wxString::Format(_T("%03d"), 18) );
153 s2.Printf(_T("Number 18: %s\n"), s1.c_str());
154 CPPUNIT_ASSERT( s2 == wxString::Format(_T("Number 18: %s\n"), s1.c_str()) );
155
156 static const size_t lengths[] = { 1, 512, 1024, 1025, 2048, 4096, 4097 };
157 for ( size_t n = 0; n < WXSIZEOF(lengths); n++ )
158 {
159 const size_t len = lengths[n];
160
161 wxString s(_T('Z'), len);
162 CPPUNIT_ASSERT_EQUAL( len, wxString::Format(_T("%s"), s.c_str()).length());
163 }
164}
165
166void StringTestCase::Constructors()
167{
168 CPPUNIT_ASSERT_EQUAL( "", wxString('Z', 0) );
169 CPPUNIT_ASSERT_EQUAL( "Z", wxString('Z') );
170 CPPUNIT_ASSERT_EQUAL( "ZZZZ", wxString('Z', 4) );
171 CPPUNIT_ASSERT_EQUAL( "Hell", wxString("Hello", 4) );
172 CPPUNIT_ASSERT_EQUAL( "Hello", wxString("Hello", 5) );
173
174#if wxUSE_UNICODE
175 CPPUNIT_ASSERT_EQUAL( L"", wxString(L'Z', 0) );
176 CPPUNIT_ASSERT_EQUAL( L"Z", wxString(L'Z') );
177 CPPUNIT_ASSERT_EQUAL( L"ZZZZ", wxString(L'Z', 4) );
178 CPPUNIT_ASSERT_EQUAL( L"Hell", wxString(L"Hello", 4) );
179 CPPUNIT_ASSERT_EQUAL( L"Hello", wxString(L"Hello", 5) );
180#endif // wxUSE_UNICODE
181
182 static const char *s = "?really!";
183 const char *start = wxStrchr(s, 'r');
184 const char *end = wxStrchr(s, '!');
185 CPPUNIT_ASSERT_EQUAL( "really", wxString(start, end) );
186
187 // test if creating string from NULL C pointer works:
188 CPPUNIT_ASSERT_EQUAL( "", wxString((const char *)NULL) );
189}
190
191void StringTestCase::StaticConstructors()
192{
193 CPPUNIT_ASSERT_EQUAL( "", wxString::FromAscii("") );
194 CPPUNIT_ASSERT_EQUAL( "", wxString::FromAscii("Hello", 0) );
195 CPPUNIT_ASSERT_EQUAL( "Hell", wxString::FromAscii("Hello", 4) );
196 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromAscii("Hello", 5) );
197 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromAscii("Hello") );
198
199 // FIXME: this doesn't work currently but should!
200 //CPPUNIT_ASSERT_EQUAL( 1, wxString::FromAscii("", 1).length() );
201
202
203 CPPUNIT_ASSERT_EQUAL( "", wxString::FromUTF8("") );
204 CPPUNIT_ASSERT_EQUAL( "", wxString::FromUTF8("Hello", 0) );
205 CPPUNIT_ASSERT_EQUAL( "Hell", wxString::FromUTF8("Hello", 4) );
206 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromUTF8("Hello", 5) );
207 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromUTF8("Hello") );
208
209 //CPPUNIT_ASSERT_EQUAL( 1, wxString::FromUTF8("", 1).length() );
210}
211
212void StringTestCase::Extraction()
213{
214 wxString s(_T("Hello, world!"));
215
216 CPPUNIT_ASSERT( wxStrcmp( s.c_str() , _T("Hello, world!") ) == 0 );
217 CPPUNIT_ASSERT( wxStrcmp( s.Left(5).c_str() , _T("Hello") ) == 0 );
218 CPPUNIT_ASSERT( wxStrcmp( s.Right(6).c_str() , _T("world!") ) == 0 );
219 CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , _T("lo, w") ) == 0 );
220 CPPUNIT_ASSERT( wxStrcmp( s.Mid(3).c_str() , _T("lo, world!") ) == 0 );
221 CPPUNIT_ASSERT( wxStrcmp( s.substr(3, 5).c_str() , _T("lo, w") ) == 0 );
222 CPPUNIT_ASSERT( wxStrcmp( s.substr(3).c_str() , _T("lo, world!") ) == 0 );
223
224#if wxUSE_UNICODE
225 static const char *germanUTF8 = "Oberfl\303\244che";
226 wxString strUnicode(wxString::FromUTF8(germanUTF8));
227
228 CPPUNIT_ASSERT( strUnicode.Mid(0, 10) == strUnicode );
229 CPPUNIT_ASSERT( strUnicode.Mid(7, 2) == "ch" );
230#endif // wxUSE_UNICODE
231
232 wxString rest;
233
234 #define TEST_STARTS_WITH(prefix, correct_rest, result) \
235 CPPUNIT_ASSERT_EQUAL(result, s.StartsWith(prefix, &rest)); \
236 if ( result ) \
237 CPPUNIT_ASSERT_EQUAL(correct_rest, rest)
238
239 TEST_STARTS_WITH( _T("Hello"), _T(", world!"), true );
240 TEST_STARTS_WITH( _T("Hello, "), _T("world!"), true );
241 TEST_STARTS_WITH( _T("Hello, world!"), _T(""), true );
242 TEST_STARTS_WITH( _T("Hello, world!!!"), _T(""), false );
243 TEST_STARTS_WITH( _T(""), _T("Hello, world!"), true );
244 TEST_STARTS_WITH( _T("Goodbye"), _T(""), false );
245 TEST_STARTS_WITH( _T("Hi"), _T(""), false );
246
247 #undef TEST_STARTS_WITH
248
249 rest = "Hello world";
250 CPPUNIT_ASSERT( rest.StartsWith("Hello ", &rest) );
251 CPPUNIT_ASSERT_EQUAL("world", rest);
252
253 #define TEST_ENDS_WITH(suffix, correct_rest, result) \
254 CPPUNIT_ASSERT_EQUAL(result, s.EndsWith(suffix, &rest)); \
255 if ( result ) \
256 CPPUNIT_ASSERT_EQUAL(correct_rest, rest)
257
258 TEST_ENDS_WITH( _T(""), _T("Hello, world!"), true );
259 TEST_ENDS_WITH( _T("!"), _T("Hello, world"), true );
260 TEST_ENDS_WITH( _T(", world!"), _T("Hello"), true );
261 TEST_ENDS_WITH( _T("ello, world!"), _T("H"), true );
262 TEST_ENDS_WITH( _T("Hello, world!"), _T(""), true );
263 TEST_ENDS_WITH( _T("very long string"), _T(""), false );
264 TEST_ENDS_WITH( _T("?"), _T(""), false );
265 TEST_ENDS_WITH( _T("Hello, world"), _T(""), false );
266 TEST_ENDS_WITH( _T("Gello, world!"), _T(""), false );
267
268 #undef TEST_ENDS_WITH
269}
270
271void StringTestCase::Trim()
272{
273 #define TEST_TRIM( str , dir , result ) \
274 CPPUNIT_ASSERT( wxString(str).Trim(dir) == result )
275
276 TEST_TRIM( _T(" Test "), true, _T(" Test") );
277 TEST_TRIM( _T(" "), true, _T("") );
278 TEST_TRIM( _T(" "), true, _T("") );
279 TEST_TRIM( _T(""), true, _T("") );
280
281 TEST_TRIM( _T(" Test "), false, _T("Test ") );
282 TEST_TRIM( _T(" "), false, _T("") );
283 TEST_TRIM( _T(" "), false, _T("") );
284 TEST_TRIM( _T(""), false, _T("") );
285
286 #undef TEST_TRIM
287}
288
289void StringTestCase::Find()
290{
291 #define TEST_FIND( str , start , result ) \
292 CPPUNIT_ASSERT( wxString(str).find(_T("ell"), start) == result );
293
294 TEST_FIND( _T("Well, hello world"), 0, 1 );
295 TEST_FIND( _T("Well, hello world"), 6, 7 );
296 TEST_FIND( _T("Well, hello world"), 9, wxString::npos );
297
298 #undef TEST_FIND
299}
300
301void StringTestCase::Replace()
302{
303 #define TEST_REPLACE( original , pos , len , replacement , result ) \
304 { \
305 wxString s = original; \
306 s.replace( pos , len , replacement ); \
307 CPPUNIT_ASSERT_EQUAL( result, s ); \
308 }
309
310 TEST_REPLACE( _T("012-AWORD-XYZ"), 4, 5, _T("BWORD"), _T("012-BWORD-XYZ") );
311 TEST_REPLACE( _T("increase"), 0, 2, _T("de"), _T("decrease") );
312 TEST_REPLACE( _T("wxWindow"), 8, 0, _T("s"), _T("wxWindows") );
313 TEST_REPLACE( _T("foobar"), 3, 0, _T("-"), _T("foo-bar") );
314 TEST_REPLACE( _T("barfoo"), 0, 6, _T("foobar"), _T("foobar") );
315
316
317 #define TEST_NULLCHARREPLACE( o , olen, pos , len , replacement , r, rlen ) \
318 { \
319 wxString s(o,olen); \
320 s.replace( pos , len , replacement ); \
321 CPPUNIT_ASSERT_EQUAL( wxString(r,rlen), s ); \
322 }
323
324 TEST_NULLCHARREPLACE( _T("null\0char"), 9, 5, 1, _T("d"),
325 _T("null\0dhar"), 9 );
326
327 #define TEST_WXREPLACE( o , olen, olds, news, all, r, rlen ) \
328 { \
329 wxString s(o,olen); \
330 s.Replace( olds, news, all ); \
331 CPPUNIT_ASSERT_EQUAL( wxString(r,rlen), s ); \
332 }
333
334 TEST_WXREPLACE( _T("null\0char"), 9, _T("c"), _T("de"), true,
335 _T("null\0dehar"), 10 );
336
337 TEST_WXREPLACE( _T("null\0dehar"), 10, _T("de"), _T("c"), true,
338 _T("null\0char"), 9 );
339
340 TEST_WXREPLACE( "life", 4, "f", "", false, "lie", 3 );
341 TEST_WXREPLACE( "life", 4, "f", "", true, "lie", 3 );
342 TEST_WXREPLACE( "life", 4, "fe", "ve", true, "live", 4 );
343 TEST_WXREPLACE( "xx", 2, "x", "yy", true, "yyyy", 4 );
344 TEST_WXREPLACE( "xxx", 3, "xx", "z", true, "zx", 2 );
345
346 #undef TEST_WXREPLACE
347 #undef TEST_NULLCHARREPLACE
348 #undef TEST_REPLACE
349}
350
351void StringTestCase::Match()
352{
353 #define TEST_MATCH( s1 , s2 , result ) \
354 CPPUNIT_ASSERT( wxString(s1).Matches(s2) == result )
355
356 TEST_MATCH( _T("foobar"), _T("foo*"), true );
357 TEST_MATCH( _T("foobar"), _T("*oo*"), true );
358 TEST_MATCH( _T("foobar"), _T("*bar"), true );
359 TEST_MATCH( _T("foobar"), _T("??????"), true );
360 TEST_MATCH( _T("foobar"), _T("f??b*"), true );
361 TEST_MATCH( _T("foobar"), _T("f?b*"), false );
362 TEST_MATCH( _T("foobar"), _T("*goo*"), false );
363 TEST_MATCH( _T("foobar"), _T("*foo"), false );
364 TEST_MATCH( _T("foobarfoo"), _T("*foo"), true );
365 TEST_MATCH( _T(""), _T("*"), true );
366 TEST_MATCH( _T(""), _T("?"), false );
367
368 #undef TEST_MATCH
369}
370
371
372void StringTestCase::CaseChanges()
373{
374 wxString s1(_T("Hello!"));
375 wxString s1u(s1);
376 wxString s1l(s1);
377 s1u.MakeUpper();
378 s1l.MakeLower();
379
380 CPPUNIT_ASSERT_EQUAL( _T("HELLO!"), s1u );
381 CPPUNIT_ASSERT_EQUAL( _T("hello!"), s1l );
382
383 wxString s2u, s2l;
384 s2u.MakeUpper();
385 s2l.MakeLower();
386
387 CPPUNIT_ASSERT_EQUAL( "", s2u );
388 CPPUNIT_ASSERT_EQUAL( "", s2l );
389
390
391 wxString s3("good bye");
392 CPPUNIT_ASSERT_EQUAL( "Good bye", s3.Capitalize() );
393 s3.MakeCapitalized();
394 CPPUNIT_ASSERT_EQUAL( "Good bye", s3 );
395
396 CPPUNIT_ASSERT_EQUAL( "Abc", wxString("ABC").Capitalize() );
397
398 CPPUNIT_ASSERT_EQUAL( "", wxString().Capitalize() );
399}
400
401void StringTestCase::Compare()
402{
403 wxString s1 = wxT("AHH");
404 wxString eq = wxT("AHH");
405 wxString neq1 = wxT("HAH");
406 wxString neq2 = wxT("AH");
407 wxString neq3 = wxT("AHHH");
408 wxString neq4 = wxT("AhH");
409
410 CPPUNIT_ASSERT( s1 == eq );
411 CPPUNIT_ASSERT( s1 != neq1 );
412 CPPUNIT_ASSERT( s1 != neq2 );
413 CPPUNIT_ASSERT( s1 != neq3 );
414 CPPUNIT_ASSERT( s1 != neq4 );
415
416 CPPUNIT_ASSERT( s1 == wxT("AHH") );
417 CPPUNIT_ASSERT( s1 != wxT("no") );
418 CPPUNIT_ASSERT( s1 < wxT("AZ") );
419 CPPUNIT_ASSERT( s1 <= wxT("AZ") );
420 CPPUNIT_ASSERT( s1 <= wxT("AHH") );
421 CPPUNIT_ASSERT( s1 > wxT("AA") );
422 CPPUNIT_ASSERT( s1 >= wxT("AA") );
423 CPPUNIT_ASSERT( s1 >= wxT("AHH") );
424
425 // test comparison with C strings in Unicode build (must work in ANSI as
426 // well, of course):
427 CPPUNIT_ASSERT( s1 == "AHH" );
428 CPPUNIT_ASSERT( s1 != "no" );
429 CPPUNIT_ASSERT( s1 < "AZ" );
430 CPPUNIT_ASSERT( s1 <= "AZ" );
431 CPPUNIT_ASSERT( s1 <= "AHH" );
432 CPPUNIT_ASSERT( s1 > "AA" );
433 CPPUNIT_ASSERT( s1 >= "AA" );
434 CPPUNIT_ASSERT( s1 >= "AHH" );
435
436// wxString _s1 = wxT("A\0HH");
437// wxString _eq = wxT("A\0HH");
438// wxString _neq1 = wxT("H\0AH");
439// wxString _neq2 = wxT("A\0H");
440// wxString _neq3 = wxT("A\0HHH");
441// wxString _neq4 = wxT("A\0hH");
442 s1.insert(1,1,'\0');
443 eq.insert(1,1,'\0');
444 neq1.insert(1,1,'\0');
445 neq2.insert(1,1,'\0');
446 neq3.insert(1,1,'\0');
447 neq4.insert(1,1,'\0');
448
449 CPPUNIT_ASSERT( s1 == eq );
450 CPPUNIT_ASSERT( s1 != neq1 );
451 CPPUNIT_ASSERT( s1 != neq2 );
452 CPPUNIT_ASSERT( s1 != neq3 );
453 CPPUNIT_ASSERT( s1 != neq4 );
454}
455
456void StringTestCase::CompareNoCase()
457{
458 wxString s1 = wxT("AHH");
459 wxString eq = wxT("AHH");
460 wxString eq2 = wxT("AhH");
461 wxString eq3 = wxT("ahh");
462 wxString neq = wxT("HAH");
463 wxString neq2 = wxT("AH");
464 wxString neq3 = wxT("AHHH");
465
466 #define CPPUNIT_CNCEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) == 0)
467 #define CPPUNIT_CNCNEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) != 0)
468
469 CPPUNIT_CNCEQ_ASSERT( s1, eq );
470 CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
471 CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
472
473 CPPUNIT_CNCNEQ_ASSERT( s1, neq );
474 CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
475 CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
476
477
478// wxString _s1 = wxT("A\0HH");
479// wxString _eq = wxT("A\0HH");
480// wxString _eq2 = wxT("A\0hH");
481// wxString _eq3 = wxT("a\0hh");
482// wxString _neq = wxT("H\0AH");
483// wxString _neq2 = wxT("A\0H");
484// wxString _neq3 = wxT("A\0HHH");
485
486 s1.insert(1,1,'\0');
487 eq.insert(1,1,'\0');
488 eq2.insert(1,1,'\0');
489 eq3.insert(1,1,'\0');
490 neq.insert(1,1,'\0');
491 neq2.insert(1,1,'\0');
492 neq3.insert(1,1,'\0');
493
494 CPPUNIT_CNCEQ_ASSERT( s1, eq );
495 CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
496 CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
497
498 CPPUNIT_CNCNEQ_ASSERT( s1, neq );
499 CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
500 CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
501}
502
503void StringTestCase::Contains()
504{
505 static const struct ContainsData
506 {
507 const wxChar *hay;
508 const wxChar *needle;
509 bool contains;
510 } containsData[] =
511 {
512 { _T(""), _T(""), true },
513 { _T(""), _T("foo"), false },
514 { _T("foo"), _T(""), true },
515 { _T("foo"), _T("f"), true },
516 { _T("foo"), _T("o"), true },
517 { _T("foo"), _T("oo"), true },
518 { _T("foo"), _T("ooo"), false },
519 { _T("foo"), _T("oooo"), false },
520 { _T("foo"), _T("fooo"), false },
521 };
522
523 for ( size_t n = 0; n < WXSIZEOF(containsData); n++ )
524 {
525 const ContainsData& cd = containsData[n];
526 CPPUNIT_ASSERT_EQUAL( cd.contains, wxString(cd.hay).Contains(cd.needle) );
527 }
528}
529
530// flags used in ToLongData.flags
531enum
532{
533 Number_Ok = 0,
534 Number_Invalid = 1,
535 Number_Unsigned = 2, // if not specified, works for signed conversion
536 Number_Signed = 4, // if not specified, works for unsigned
537 Number_LongLong = 8, // only for long long tests
538 Number_Long = 16 // only for long tests
539};
540
541static const struct ToLongData
542{
543 const wxChar *str;
544#ifdef wxLongLong_t
545 wxLongLong_t value;
546#else
547 long value;
548#endif // wxLongLong_t
549 int flags;
550
551 long LValue() const { return value; }
552 unsigned long ULValue() const { return value; }
553#ifdef wxLongLong_t
554 wxLongLong_t LLValue() const { return value; }
555 wxULongLong_t ULLValue() const { return (wxULongLong_t)value; }
556#endif // wxLongLong_t
557
558 bool IsOk() const { return !(flags & Number_Invalid); }
559} longData[] =
560{
561 { _T("1"), 1, Number_Ok },
562 { _T("0"), 0, Number_Ok },
563 { _T("a"), 0, Number_Invalid },
564 { _T("12345"), 12345, Number_Ok },
565 { _T("--1"), 0, Number_Invalid },
566
567 { _T("-1"), -1, Number_Signed | Number_Long },
568 // this is surprizing but consistent with strtoul() behaviour
569 { _T("-1"), ULONG_MAX, Number_Unsigned | Number_Long },
570
571 // this must overflow, even with 64 bit long
572 { _T("922337203685477580711"), 0, Number_Invalid },
573
574#ifdef wxLongLong_t
575 { _T("2147483648"), wxLL(2147483648), Number_LongLong },
576 { _T("-2147483648"), wxLL(-2147483648), Number_LongLong | Number_Signed },
577 { _T("9223372036854775808"), wxULL(9223372036854775808), Number_LongLong |
578 Number_Unsigned },
579#endif // wxLongLong_t
580};
581
582void StringTestCase::ToLong()
583{
584 long l;
585 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
586 {
587 const ToLongData& ld = longData[n];
588
589 if ( ld.flags & (Number_LongLong | Number_Unsigned) )
590 continue;
591
592 // NOTE: unless you're using some exotic locale, ToCLong and ToLong
593 // should behave the same for our test data set:
594
595 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToCLong(&l) );
596 if ( ld.IsOk() )
597 CPPUNIT_ASSERT_EQUAL( ld.LValue(), l );
598
599 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLong(&l) );
600 if ( ld.IsOk() )
601 CPPUNIT_ASSERT_EQUAL( ld.LValue(), l );
602 }
603}
604
605void StringTestCase::ToULong()
606{
607 unsigned long ul;
608 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
609 {
610 const ToLongData& ld = longData[n];
611
612 if ( ld.flags & (Number_LongLong | Number_Signed) )
613 continue;
614
615 // NOTE: unless you're using some exotic locale, ToCLong and ToLong
616 // should behave the same for our test data set:
617
618 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToCULong(&ul) );
619 if ( ld.IsOk() )
620 CPPUNIT_ASSERT_EQUAL( ld.ULValue(), ul );
621
622 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULong(&ul) );
623 if ( ld.IsOk() )
624 CPPUNIT_ASSERT_EQUAL( ld.ULValue(), ul );
625 }
626}
627
628#ifdef wxLongLong_t
629
630void StringTestCase::ToLongLong()
631{
632 wxLongLong_t l;
633 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
634 {
635 const ToLongData& ld = longData[n];
636
637 if ( ld.flags & (Number_Long | Number_Unsigned) )
638 continue;
639
640 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLongLong(&l) );
641 if ( ld.IsOk() )
642 CPPUNIT_ASSERT_EQUAL( ld.LLValue(), l );
643 }
644}
645
646void StringTestCase::ToULongLong()
647{
648 wxULongLong_t ul;
649 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
650 {
651 const ToLongData& ld = longData[n];
652
653 if ( ld.flags & (Number_Long | Number_Signed) )
654 continue;
655
656 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULongLong(&ul) );
657 if ( ld.IsOk() )
658 CPPUNIT_ASSERT_EQUAL( ld.ULLValue(), ul );
659 }
660}
661
662#endif // wxLongLong_t
663
664void StringTestCase::ToDouble()
665{
666 double d;
667 static const struct ToDoubleData
668 {
669 const wxChar *str;
670 double value;
671 bool ok;
672 } doubleData[] =
673 {
674 { _T("1"), 1, true },
675 { _T("1.23"), 1.23, true },
676 { _T(".1"), .1, true },
677 { _T("1."), 1, true },
678 { _T("1.."), 0, false },
679 { _T("0"), 0, true },
680 { _T("a"), 0, false },
681 { _T("12345"), 12345, true },
682 { _T("-1"), -1, true },
683 { _T("--1"), 0, false },
684 { _T("-3E-5"), -3E-5, true },
685 { _T("-3E-abcde5"), 0, false },
686 };
687
688 // test ToCDouble() first:
689
690 size_t n;
691 for ( n = 0; n < WXSIZEOF(doubleData); n++ )
692 {
693 const ToDoubleData& ld = doubleData[n];
694 CPPUNIT_ASSERT_EQUAL( ld.ok, wxString(ld.str).ToCDouble(&d) );
695 if ( ld.ok )
696 CPPUNIT_ASSERT_EQUAL( ld.value, d );
697 }
698
699
700 // test ToDouble() now:
701 // NOTE: for the test to be reliable, we need to set the locale explicitely
702 // so that we know the decimal point character to use
703
704 if (!wxLocale::IsAvailable(wxLANGUAGE_FRENCH))
705 return; // you should have french support installed to continue this test!
706
707 wxLocale *locale = new wxLocale;
708
709 // don't load default catalog, it may be unavailable:
710 CPPUNIT_ASSERT( locale->Init(wxLANGUAGE_FRENCH, wxLOCALE_CONV_ENCODING) );
711
712 static const struct ToDoubleData doubleData2[] =
713 {
714 { _T("1"), 1, true },
715 { _T("1,23"), 1.23, true },
716 { _T(",1"), .1, true },
717 { _T("1,"), 1, true },
718 { _T("1,,"), 0, false },
719 { _T("0"), 0, true },
720 { _T("a"), 0, false },
721 { _T("12345"), 12345, true },
722 { _T("-1"), -1, true },
723 { _T("--1"), 0, false },
724 { _T("-3E-5"), -3E-5, true },
725 { _T("-3E-abcde5"), 0, false },
726 };
727
728 for ( n = 0; n < WXSIZEOF(doubleData2); n++ )
729 {
730 const ToDoubleData& ld = doubleData2[n];
731 CPPUNIT_ASSERT_EQUAL( ld.ok, wxString(ld.str).ToDouble(&d) );
732 if ( ld.ok )
733 CPPUNIT_ASSERT_EQUAL( ld.value, d );
734 }
735
736 delete locale;
737}
738
739void StringTestCase::StringBuf()
740{
741 // check that buffer can be used to write into the string
742 wxString s;
743 wxStrcpy(wxStringBuffer(s, 10), _T("foo"));
744
745 CPPUNIT_ASSERT_EQUAL(3, s.length());
746 CPPUNIT_ASSERT(_T('f') == s[0u]);
747 CPPUNIT_ASSERT(_T('o') == s[1]);
748 CPPUNIT_ASSERT(_T('o') == s[2]);
749
750 {
751 // also check that the buffer initially contains the original string
752 // contents
753 wxStringBuffer buf(s, 10);
754 CPPUNIT_ASSERT_EQUAL( _T('f'), buf[0] );
755 CPPUNIT_ASSERT_EQUAL( _T('o'), buf[1] );
756 CPPUNIT_ASSERT_EQUAL( _T('o'), buf[2] );
757 CPPUNIT_ASSERT_EQUAL( _T('\0'), buf[3] );
758 }
759
760 {
761 wxStringBufferLength buf(s, 10);
762 CPPUNIT_ASSERT_EQUAL( _T('f'), buf[0] );
763 CPPUNIT_ASSERT_EQUAL( _T('o'), buf[1] );
764 CPPUNIT_ASSERT_EQUAL( _T('o'), buf[2] );
765 CPPUNIT_ASSERT_EQUAL( _T('\0'), buf[3] );
766
767 // and check that it can be used to write only the specified number of
768 // characters to the string
769 wxStrcpy(buf, _T("barrbaz"));
770 buf.SetLength(4);
771 }
772
773 CPPUNIT_ASSERT_EQUAL(4, s.length());
774 CPPUNIT_ASSERT(_T('b') == s[0u]);
775 CPPUNIT_ASSERT(_T('a') == s[1]);
776 CPPUNIT_ASSERT(_T('r') == s[2]);
777 CPPUNIT_ASSERT(_T('r') == s[3]);
778
779 // check that creating buffer of length smaller than string works, i.e. at
780 // least doesn't crash (it would if we naively copied the entire original
781 // string contents in the buffer)
782 *wxStringBuffer(s, 1) = '!';
783}
784
785void StringTestCase::UTF8Buf()
786{
787#if wxUSE_UNICODE
788 // "czech" in Czech ("cestina"):
789 static const char *textUTF8 = "\304\215e\305\241tina";
790 static const wchar_t textUTF16[] = {0x10D, 0x65, 0x161, 0x74, 0x69, 0x6E, 0x61, 0};
791
792 wxString s;
793 wxStrcpy(wxUTF8StringBuffer(s, 9), textUTF8);
794 CPPUNIT_ASSERT(s == textUTF16);
795
796 {
797 wxUTF8StringBufferLength buf(s, 20);
798 wxStrcpy(buf, textUTF8);
799 buf.SetLength(5);
800 }
801 CPPUNIT_ASSERT(s == wxString(textUTF16, 0, 3));
802#endif // wxUSE_UNICODE
803}
804
805
806
807void StringTestCase::CStrDataTernaryOperator()
808{
809 DoCStrDataTernaryOperator(true);
810 DoCStrDataTernaryOperator(false);
811}
812
813template<typename T> bool CheckStr(const wxString& expected, T s)
814{
815 return expected == wxString(s);
816}
817
818void StringTestCase::DoCStrDataTernaryOperator(bool cond)
819{
820 // test compilation of wxCStrData when used with operator?: (the asserts
821 // are not very important, we're testing if the code compiles at all):
822
823 wxString s("foo");
824
825 const wchar_t *wcStr = L"foo";
826 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : wcStr)) );
827 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : L"foo")) );
828 CPPUNIT_ASSERT( CheckStr(s, (cond ? wcStr : s.c_str())) );
829 CPPUNIT_ASSERT( CheckStr(s, (cond ? L"foo" : s.c_str())) );
830
831 const char *mbStr = "foo";
832 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : mbStr)) );
833 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : "foo")) );
834 CPPUNIT_ASSERT( CheckStr(s, (cond ? mbStr : s.c_str())) );
835 CPPUNIT_ASSERT( CheckStr(s, (cond ? "foo" : s.c_str())) );
836
837 wxString empty("");
838 CPPUNIT_ASSERT( CheckStr(empty, (cond ? empty.c_str() : wxEmptyString)) );
839 CPPUNIT_ASSERT( CheckStr(empty, (cond ? wxEmptyString : empty.c_str())) );
840}
841
842void StringTestCase::CStrDataOperators()
843{
844 wxString s("hello");
845
846 CPPUNIT_ASSERT( s.c_str()[0] == 'h' );
847 CPPUNIT_ASSERT( s.c_str()[1] == 'e' );
848
849 // IMPORTANT: at least with the CRT coming with MSVC++ 2008 trying to access
850 // the final character results in an assert failure (with debug CRT)
851 //CPPUNIT_ASSERT( s.c_str()[5] == '\0' );
852
853 CPPUNIT_ASSERT( *s.c_str() == 'h' );
854 CPPUNIT_ASSERT( *(s.c_str() + 2) == 'l' );
855 //CPPUNIT_ASSERT( *(s.c_str() + 5) == '\0' );
856}
857
858bool CheckStrChar(const wxString& expected, char *s)
859 { return CheckStr(expected, s); }
860bool CheckStrWChar(const wxString& expected, wchar_t *s)
861 { return CheckStr(expected, s); }
862bool CheckStrConstChar(const wxString& expected, const char *s)
863 { return CheckStr(expected, s); }
864bool CheckStrConstWChar(const wxString& expected, const wchar_t *s)
865 { return CheckStr(expected, s); }
866
867void StringTestCase::CStrDataImplicitConversion()
868{
869 wxString s("foo");
870
871 CPPUNIT_ASSERT( CheckStrConstWChar(s, s.c_str()) );
872 CPPUNIT_ASSERT( CheckStrConstChar(s, s.c_str()) );
873
874 // implicit conversion of wxString is not available in STL build
875#if !wxUSE_STL
876 CPPUNIT_ASSERT( CheckStrConstWChar(s, s) );
877 CPPUNIT_ASSERT( CheckStrConstChar(s, s) );
878#endif
879}
880
881void StringTestCase::ExplicitConversion()
882{
883 wxString s("foo");
884
885 CPPUNIT_ASSERT( CheckStr(s, s.mb_str()) );
886 CPPUNIT_ASSERT( CheckStrConstChar(s, s.mb_str()) );
887 CPPUNIT_ASSERT( CheckStrChar(s, s.char_str()) );
888
889 CPPUNIT_ASSERT( CheckStr(s, s.wc_str()) );
890 CPPUNIT_ASSERT( CheckStrConstWChar(s, s.wc_str()) );
891 CPPUNIT_ASSERT( CheckStrWChar(s, s.wchar_str()) );
892}
893
894void StringTestCase::IndexedAccess()
895{
896 wxString s("bar");
897 CPPUNIT_ASSERT_EQUAL( 'r', (char)s[2] );
898
899 // this tests for a possible bug in UTF-8 based wxString implementation:
900 // the 3rd character of the underlying byte string is going to change, but
901 // the 3rd character of wxString should remain the same
902 s[0] = L'\xe9';
903 CPPUNIT_ASSERT_EQUAL( 'r', (char)s[2] );
904}
905
906void StringTestCase::BeforeAndAfter()
907{
908 const wxString s(L"letter=\xe9;\xe7a=l\xe0");
909
910 CPPUNIT_ASSERT_EQUAL( "letter", s.BeforeFirst('=') );
911 CPPUNIT_ASSERT_EQUAL( s, s.BeforeFirst('!') );
912 CPPUNIT_ASSERT_EQUAL( L"letter=\xe9", s.BeforeFirst(';') );
913
914 CPPUNIT_ASSERT_EQUAL( L"letter=\xe9;\xe7a", s.BeforeLast('=') );
915 CPPUNIT_ASSERT_EQUAL( "", s.BeforeLast('!') );
916 CPPUNIT_ASSERT_EQUAL( L"letter=\xe9", s.BeforeLast(';') );
917
918 CPPUNIT_ASSERT_EQUAL( L"\xe9;\xe7a=l\xe0", s.AfterFirst('=') );
919 CPPUNIT_ASSERT_EQUAL( "", s.AfterFirst('!') );
920 CPPUNIT_ASSERT_EQUAL( L"\xe7a=l\xe0", s.AfterFirst(';') );
921
922 CPPUNIT_ASSERT_EQUAL( L"l\xe0", s.AfterLast('=') );
923 CPPUNIT_ASSERT_EQUAL( s, s.AfterLast('!') );
924 CPPUNIT_ASSERT_EQUAL( L"\xe7a=l\xe0", s.AfterLast(';') );
925}
926
wxWidgets (Impactor)