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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( FromDouble );
57 CPPUNIT_TEST( StringBuf );
58 CPPUNIT_TEST( UTF8Buf );
59 CPPUNIT_TEST( CStrDataTernaryOperator );
60 CPPUNIT_TEST( CStrDataOperators );
61 CPPUNIT_TEST( CStrDataImplicitConversion );
62 CPPUNIT_TEST( ExplicitConversion );
63 CPPUNIT_TEST( IndexedAccess );
64 CPPUNIT_TEST( BeforeAndAfter );
65 CPPUNIT_TEST( ScopedBuffers );
66 CPPUNIT_TEST_SUITE_END();
67
68 void String();
69 void PChar();
70 void Format();
71 void Constructors();
72 void StaticConstructors();
73 void Extraction();
74 void Trim();
75 void Find();
76 void Replace();
77 void Match();
78 void CaseChanges();
79 void Compare();
80 void CompareNoCase();
81 void Contains();
82 void ToLong();
83 void ToULong();
84#ifdef wxLongLong_t
85 void ToLongLong();
86 void ToULongLong();
87#endif // wxLongLong_t
88 void ToDouble();
89 void FromDouble();
90 void StringBuf();
91 void UTF8Buf();
92 void CStrDataTernaryOperator();
93 void DoCStrDataTernaryOperator(bool cond);
94 void CStrDataOperators();
95 void CStrDataImplicitConversion();
96 void ExplicitConversion();
97 void IndexedAccess();
98 void BeforeAndAfter();
99 void ScopedBuffers();
100
101 DECLARE_NO_COPY_CLASS(StringTestCase)
102};
103
104// register in the unnamed registry so that these tests are run by default
105CPPUNIT_TEST_SUITE_REGISTRATION( StringTestCase );
106
107// also include in its own registry so that these tests can be run alone
108CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StringTestCase, "StringTestCase" );
109
110StringTestCase::StringTestCase()
111{
112}
113
114void StringTestCase::String()
115{
116 wxString a, b, c;
117
118 a.reserve (128);
119 b.reserve (128);
120 c.reserve (128);
121
122 for (int i = 0; i < 2; ++i)
123 {
124 a = wxT("Hello");
125 b = wxT(" world");
126 c = wxT("! How'ya doin'?");
127 a += b;
128 a += c;
129 c = wxT("Hello world! What's up?");
130 CPPUNIT_ASSERT( c != a );
131 }
132}
133
134void StringTestCase::PChar()
135{
136 wxChar a [128];
137 wxChar b [128];
138 wxChar c [128];
139
140 for (int i = 0; i < 2; ++i)
141 {
142 wxStrcpy (a, wxT("Hello"));
143 wxStrcpy (b, wxT(" world"));
144 wxStrcpy (c, wxT("! How'ya doin'?"));
145 wxStrcat (a, b);
146 wxStrcat (a, c);
147 wxStrcpy (c, wxT("Hello world! What's up?"));
148 CPPUNIT_ASSERT( wxStrcmp (c, a) != 0 );
149 }
150}
151
152void StringTestCase::Format()
153{
154 wxString s1,s2;
155 s1.Printf(wxT("%03d"), 18);
156 CPPUNIT_ASSERT( s1 == wxString::Format(wxT("%03d"), 18) );
157 s2.Printf(wxT("Number 18: %s\n"), s1.c_str());
158 CPPUNIT_ASSERT( s2 == wxString::Format(wxT("Number 18: %s\n"), s1.c_str()) );
159
160 static const size_t lengths[] = { 1, 512, 1024, 1025, 2048, 4096, 4097 };
161 for ( size_t n = 0; n < WXSIZEOF(lengths); n++ )
162 {
163 const size_t len = lengths[n];
164
165 wxString s(wxT('Z'), len);
166 CPPUNIT_ASSERT_EQUAL( len, wxString::Format(wxT("%s"), s.c_str()).length());
167 }
168
169
170 CPPUNIT_ASSERT_EQUAL
171 (
172 "two one",
173 wxString::Format(wxT("%2$s %1$s"), wxT("one"), wxT("two"))
174 );
175}
176
177void StringTestCase::Constructors()
178{
179 CPPUNIT_ASSERT_EQUAL( "", wxString('Z', 0) );
180 CPPUNIT_ASSERT_EQUAL( "Z", wxString('Z') );
181 CPPUNIT_ASSERT_EQUAL( "ZZZZ", wxString('Z', 4) );
182 CPPUNIT_ASSERT_EQUAL( "Hell", wxString("Hello", 4) );
183 CPPUNIT_ASSERT_EQUAL( "Hello", wxString("Hello", 5) );
184
185#if wxUSE_UNICODE
186 CPPUNIT_ASSERT_EQUAL( L"", wxString(L'Z', 0) );
187 CPPUNIT_ASSERT_EQUAL( L"Z", wxString(L'Z') );
188 CPPUNIT_ASSERT_EQUAL( L"ZZZZ", wxString(L'Z', 4) );
189 CPPUNIT_ASSERT_EQUAL( L"Hell", wxString(L"Hello", 4) );
190 CPPUNIT_ASSERT_EQUAL( L"Hello", wxString(L"Hello", 5) );
191#endif // wxUSE_UNICODE
192
193 CPPUNIT_ASSERT_EQUAL( 0, wxString(wxString(), 17).length() );
194
195#if wxUSE_UNICODE_UTF8
196 // This string has 3 characters (<h>, <e'> and <l>), not 4 when using UTF-8
197 // locale!
198 if ( wxConvLibc.IsUTF8() )
199 {
200 wxString s3("h\xc3\xa9llo", 4);
201 CPPUNIT_ASSERT_EQUAL( 3, s3.length() );
202 CPPUNIT_ASSERT_EQUAL( 'l', (char)s3[2] );
203 }
204#endif // wxUSE_UNICODE_UTF8
205
206
207 static const char *s = "?really!";
208 const char *start = wxStrchr(s, 'r');
209 const char *end = wxStrchr(s, '!');
210 CPPUNIT_ASSERT_EQUAL( "really", wxString(start, end) );
211
212 // test if creating string from NULL C pointer works:
213 CPPUNIT_ASSERT_EQUAL( "", wxString((const char *)NULL) );
214}
215
216void StringTestCase::StaticConstructors()
217{
218 CPPUNIT_ASSERT_EQUAL( "", wxString::FromAscii("") );
219 CPPUNIT_ASSERT_EQUAL( "", wxString::FromAscii("Hello", 0) );
220 CPPUNIT_ASSERT_EQUAL( "Hell", wxString::FromAscii("Hello", 4) );
221 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromAscii("Hello", 5) );
222 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromAscii("Hello") );
223
224 // FIXME: this doesn't work currently but should!
225 //CPPUNIT_ASSERT_EQUAL( 1, wxString::FromAscii("", 1).length() );
226
227
228 CPPUNIT_ASSERT_EQUAL( "", wxString::FromUTF8("") );
229 CPPUNIT_ASSERT_EQUAL( "", wxString::FromUTF8("Hello", 0) );
230 CPPUNIT_ASSERT_EQUAL( "Hell", wxString::FromUTF8("Hello", 4) );
231 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromUTF8("Hello", 5) );
232 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromUTF8("Hello") );
233
234 CPPUNIT_ASSERT_EQUAL( 2, wxString::FromUTF8("h\xc3\xa9llo", 3).length() );
235
236
237 //CPPUNIT_ASSERT_EQUAL( 1, wxString::FromUTF8("", 1).length() );
238}
239
240void StringTestCase::Extraction()
241{
242 wxString s(wxT("Hello, world!"));
243
244 CPPUNIT_ASSERT( wxStrcmp( s.c_str() , wxT("Hello, world!") ) == 0 );
245 CPPUNIT_ASSERT( wxStrcmp( s.Left(5).c_str() , wxT("Hello") ) == 0 );
246 CPPUNIT_ASSERT( wxStrcmp( s.Right(6).c_str() , wxT("world!") ) == 0 );
247 CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , wxT("lo, w") ) == 0 );
248 CPPUNIT_ASSERT( wxStrcmp( s.Mid(3).c_str() , wxT("lo, world!") ) == 0 );
249 CPPUNIT_ASSERT( wxStrcmp( s.substr(3, 5).c_str() , wxT("lo, w") ) == 0 );
250 CPPUNIT_ASSERT( wxStrcmp( s.substr(3).c_str() , wxT("lo, world!") ) == 0 );
251
252#if wxUSE_UNICODE
253 static const char *germanUTF8 = "Oberfl\303\244che";
254 wxString strUnicode(wxString::FromUTF8(germanUTF8));
255
256 CPPUNIT_ASSERT( strUnicode.Mid(0, 10) == strUnicode );
257 CPPUNIT_ASSERT( strUnicode.Mid(7, 2) == "ch" );
258#endif // wxUSE_UNICODE
259
260 wxString rest;
261
262 #define TEST_STARTS_WITH(prefix, correct_rest, result) \
263 CPPUNIT_ASSERT_EQUAL(result, s.StartsWith(prefix, &rest)); \
264 if ( result ) \
265 CPPUNIT_ASSERT_EQUAL(correct_rest, rest)
266
267 TEST_STARTS_WITH( wxT("Hello"), wxT(", world!"), true );
268 TEST_STARTS_WITH( wxT("Hello, "), wxT("world!"), true );
269 TEST_STARTS_WITH( wxT("Hello, world!"), wxT(""), true );
270 TEST_STARTS_WITH( wxT("Hello, world!!!"), wxT(""), false );
271 TEST_STARTS_WITH( wxT(""), wxT("Hello, world!"), true );
272 TEST_STARTS_WITH( wxT("Goodbye"), wxT(""), false );
273 TEST_STARTS_WITH( wxT("Hi"), wxT(""), false );
274
275 #undef TEST_STARTS_WITH
276
277 rest = "Hello world";
278 CPPUNIT_ASSERT( rest.StartsWith("Hello ", &rest) );
279 CPPUNIT_ASSERT_EQUAL("world", rest);
280
281 #define TEST_ENDS_WITH(suffix, correct_rest, result) \
282 CPPUNIT_ASSERT_EQUAL(result, s.EndsWith(suffix, &rest)); \
283 if ( result ) \
284 CPPUNIT_ASSERT_EQUAL(correct_rest, rest)
285
286 TEST_ENDS_WITH( wxT(""), wxT("Hello, world!"), true );
287 TEST_ENDS_WITH( wxT("!"), wxT("Hello, world"), true );
288 TEST_ENDS_WITH( wxT(", world!"), wxT("Hello"), true );
289 TEST_ENDS_WITH( wxT("ello, world!"), wxT("H"), true );
290 TEST_ENDS_WITH( wxT("Hello, world!"), wxT(""), true );
291 TEST_ENDS_WITH( wxT("very long string"), wxT(""), false );
292 TEST_ENDS_WITH( wxT("?"), wxT(""), false );
293 TEST_ENDS_WITH( wxT("Hello, world"), wxT(""), false );
294 TEST_ENDS_WITH( wxT("Gello, world!"), wxT(""), false );
295
296 #undef TEST_ENDS_WITH
297}
298
299void StringTestCase::Trim()
300{
301 #define TEST_TRIM( str , dir , result ) \
302 CPPUNIT_ASSERT( wxString(str).Trim(dir) == result )
303
304 TEST_TRIM( wxT(" Test "), true, wxT(" Test") );
305 TEST_TRIM( wxT(" "), true, wxT("") );
306 TEST_TRIM( wxT(" "), true, wxT("") );
307 TEST_TRIM( wxT(""), true, wxT("") );
308
309 TEST_TRIM( wxT(" Test "), false, wxT("Test ") );
310 TEST_TRIM( wxT(" "), false, wxT("") );
311 TEST_TRIM( wxT(" "), false, wxT("") );
312 TEST_TRIM( wxT(""), false, wxT("") );
313
314 #undef TEST_TRIM
315}
316
317void StringTestCase::Find()
318{
319 #define TEST_FIND( str , start , result ) \
320 CPPUNIT_ASSERT( wxString(str).find(wxT("ell"), start) == result );
321
322 TEST_FIND( wxT("Well, hello world"), 0, 1 );
323 TEST_FIND( wxT("Well, hello world"), 6, 7 );
324 TEST_FIND( wxT("Well, hello world"), 9, wxString::npos );
325
326 #undef TEST_FIND
327}
328
329void StringTestCase::Replace()
330{
331 #define TEST_REPLACE( original , pos , len , replacement , result ) \
332 { \
333 wxString s = original; \
334 s.replace( pos , len , replacement ); \
335 CPPUNIT_ASSERT_EQUAL( result, s ); \
336 }
337
338 TEST_REPLACE( wxT("012-AWORD-XYZ"), 4, 5, wxT("BWORD"), wxT("012-BWORD-XYZ") );
339 TEST_REPLACE( wxT("increase"), 0, 2, wxT("de"), wxT("decrease") );
340 TEST_REPLACE( wxT("wxWindow"), 8, 0, wxT("s"), wxT("wxWindows") );
341 TEST_REPLACE( wxT("foobar"), 3, 0, wxT("-"), wxT("foo-bar") );
342 TEST_REPLACE( wxT("barfoo"), 0, 6, wxT("foobar"), wxT("foobar") );
343
344
345 #define TEST_NULLCHARREPLACE( o , olen, pos , len , replacement , r, rlen ) \
346 { \
347 wxString s(o,olen); \
348 s.replace( pos , len , replacement ); \
349 CPPUNIT_ASSERT_EQUAL( wxString(r,rlen), s ); \
350 }
351
352 TEST_NULLCHARREPLACE( wxT("null\0char"), 9, 5, 1, wxT("d"),
353 wxT("null\0dhar"), 9 );
354
355 #define TEST_WXREPLACE( o , olen, olds, news, all, r, rlen ) \
356 { \
357 wxString s(o,olen); \
358 s.Replace( olds, news, all ); \
359 CPPUNIT_ASSERT_EQUAL( wxString(r,rlen), s ); \
360 }
361
362 TEST_WXREPLACE( wxT("null\0char"), 9, wxT("c"), wxT("de"), true,
363 wxT("null\0dehar"), 10 );
364
365 TEST_WXREPLACE( wxT("null\0dehar"), 10, wxT("de"), wxT("c"), true,
366 wxT("null\0char"), 9 );
367
368 TEST_WXREPLACE( "life", 4, "f", "", false, "lie", 3 );
369 TEST_WXREPLACE( "life", 4, "f", "", true, "lie", 3 );
370 TEST_WXREPLACE( "life", 4, "fe", "ve", true, "live", 4 );
371 TEST_WXREPLACE( "xx", 2, "x", "yy", true, "yyyy", 4 );
372 TEST_WXREPLACE( "xxx", 3, "xx", "z", true, "zx", 2 );
373
374 #undef TEST_WXREPLACE
375 #undef TEST_NULLCHARREPLACE
376 #undef TEST_REPLACE
377}
378
379void StringTestCase::Match()
380{
381 #define TEST_MATCH( s1 , s2 , result ) \
382 CPPUNIT_ASSERT( wxString(s1).Matches(s2) == result )
383
384 TEST_MATCH( wxT("foobar"), wxT("foo*"), true );
385 TEST_MATCH( wxT("foobar"), wxT("*oo*"), true );
386 TEST_MATCH( wxT("foobar"), wxT("*bar"), true );
387 TEST_MATCH( wxT("foobar"), wxT("??????"), true );
388 TEST_MATCH( wxT("foobar"), wxT("f??b*"), true );
389 TEST_MATCH( wxT("foobar"), wxT("f?b*"), false );
390 TEST_MATCH( wxT("foobar"), wxT("*goo*"), false );
391 TEST_MATCH( wxT("foobar"), wxT("*foo"), false );
392 TEST_MATCH( wxT("foobarfoo"), wxT("*foo"), true );
393 TEST_MATCH( wxT(""), wxT("*"), true );
394 TEST_MATCH( wxT(""), wxT("?"), false );
395
396 #undef TEST_MATCH
397}
398
399
400void StringTestCase::CaseChanges()
401{
402 wxString s1(wxT("Hello!"));
403 wxString s1u(s1);
404 wxString s1l(s1);
405 s1u.MakeUpper();
406 s1l.MakeLower();
407
408 CPPUNIT_ASSERT_EQUAL( wxT("HELLO!"), s1u );
409 CPPUNIT_ASSERT_EQUAL( wxT("hello!"), s1l );
410
411 wxString s2u, s2l;
412 s2u.MakeUpper();
413 s2l.MakeLower();
414
415 CPPUNIT_ASSERT_EQUAL( "", s2u );
416 CPPUNIT_ASSERT_EQUAL( "", s2l );
417
418
419 wxString s3("good bye");
420 CPPUNIT_ASSERT_EQUAL( "Good bye", s3.Capitalize() );
421 s3.MakeCapitalized();
422 CPPUNIT_ASSERT_EQUAL( "Good bye", s3 );
423
424 CPPUNIT_ASSERT_EQUAL( "Abc", wxString("ABC").Capitalize() );
425
426 CPPUNIT_ASSERT_EQUAL( "", wxString().Capitalize() );
427}
428
429void StringTestCase::Compare()
430{
431 wxString s1 = wxT("AHH");
432 wxString eq = wxT("AHH");
433 wxString neq1 = wxT("HAH");
434 wxString neq2 = wxT("AH");
435 wxString neq3 = wxT("AHHH");
436 wxString neq4 = wxT("AhH");
437
438 CPPUNIT_ASSERT( s1 == eq );
439 CPPUNIT_ASSERT( s1 != neq1 );
440 CPPUNIT_ASSERT( s1 != neq2 );
441 CPPUNIT_ASSERT( s1 != neq3 );
442 CPPUNIT_ASSERT( s1 != neq4 );
443
444 CPPUNIT_ASSERT( s1 == wxT("AHH") );
445 CPPUNIT_ASSERT( s1 != wxT("no") );
446 CPPUNIT_ASSERT( s1 < wxT("AZ") );
447 CPPUNIT_ASSERT( s1 <= wxT("AZ") );
448 CPPUNIT_ASSERT( s1 <= wxT("AHH") );
449 CPPUNIT_ASSERT( s1 > wxT("AA") );
450 CPPUNIT_ASSERT( s1 >= wxT("AA") );
451 CPPUNIT_ASSERT( s1 >= wxT("AHH") );
452
453 // test comparison with C strings in Unicode build (must work in ANSI as
454 // well, of course):
455 CPPUNIT_ASSERT( s1 == "AHH" );
456 CPPUNIT_ASSERT( s1 != "no" );
457 CPPUNIT_ASSERT( s1 < "AZ" );
458 CPPUNIT_ASSERT( s1 <= "AZ" );
459 CPPUNIT_ASSERT( s1 <= "AHH" );
460 CPPUNIT_ASSERT( s1 > "AA" );
461 CPPUNIT_ASSERT( s1 >= "AA" );
462 CPPUNIT_ASSERT( s1 >= "AHH" );
463
464// wxString _s1 = wxT("A\0HH");
465// wxString _eq = wxT("A\0HH");
466// wxString _neq1 = wxT("H\0AH");
467// wxString _neq2 = wxT("A\0H");
468// wxString _neq3 = wxT("A\0HHH");
469// wxString _neq4 = wxT("A\0hH");
470 s1.insert(1,1,'\0');
471 eq.insert(1,1,'\0');
472 neq1.insert(1,1,'\0');
473 neq2.insert(1,1,'\0');
474 neq3.insert(1,1,'\0');
475 neq4.insert(1,1,'\0');
476
477 CPPUNIT_ASSERT( s1 == eq );
478 CPPUNIT_ASSERT( s1 != neq1 );
479 CPPUNIT_ASSERT( s1 != neq2 );
480 CPPUNIT_ASSERT( s1 != neq3 );
481 CPPUNIT_ASSERT( s1 != neq4 );
482
483 CPPUNIT_ASSERT( wxString("\n").Cmp(" ") < 0 );
484 CPPUNIT_ASSERT( wxString("'").Cmp("!") > 0 );
485 CPPUNIT_ASSERT( wxString("!").Cmp("z") < 0 );
486}
487
488void StringTestCase::CompareNoCase()
489{
490 wxString s1 = wxT("AHH");
491 wxString eq = wxT("AHH");
492 wxString eq2 = wxT("AhH");
493 wxString eq3 = wxT("ahh");
494 wxString neq = wxT("HAH");
495 wxString neq2 = wxT("AH");
496 wxString neq3 = wxT("AHHH");
497
498 #define CPPUNIT_CNCEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) == 0)
499 #define CPPUNIT_CNCNEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) != 0)
500
501 CPPUNIT_CNCEQ_ASSERT( s1, eq );
502 CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
503 CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
504
505 CPPUNIT_CNCNEQ_ASSERT( s1, neq );
506 CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
507 CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
508
509
510// wxString _s1 = wxT("A\0HH");
511// wxString _eq = wxT("A\0HH");
512// wxString _eq2 = wxT("A\0hH");
513// wxString _eq3 = wxT("a\0hh");
514// wxString _neq = wxT("H\0AH");
515// wxString _neq2 = wxT("A\0H");
516// wxString _neq3 = wxT("A\0HHH");
517
518 s1.insert(1,1,'\0');
519 eq.insert(1,1,'\0');
520 eq2.insert(1,1,'\0');
521 eq3.insert(1,1,'\0');
522 neq.insert(1,1,'\0');
523 neq2.insert(1,1,'\0');
524 neq3.insert(1,1,'\0');
525
526 CPPUNIT_CNCEQ_ASSERT( s1, eq );
527 CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
528 CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
529
530 CPPUNIT_CNCNEQ_ASSERT( s1, neq );
531 CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
532 CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
533
534 CPPUNIT_ASSERT( wxString("\n").CmpNoCase(" ") < 0 );
535 CPPUNIT_ASSERT( wxString("'").CmpNoCase("!") > 0);
536 CPPUNIT_ASSERT( wxString("!").Cmp("Z") < 0 );
537}
538
539void StringTestCase::Contains()
540{
541 static const struct ContainsData
542 {
543 const wxChar *hay;
544 const wxChar *needle;
545 bool contains;
546 } containsData[] =
547 {
548 { wxT(""), wxT(""), true },
549 { wxT(""), wxT("foo"), false },
550 { wxT("foo"), wxT(""), true },
551 { wxT("foo"), wxT("f"), true },
552 { wxT("foo"), wxT("o"), true },
553 { wxT("foo"), wxT("oo"), true },
554 { wxT("foo"), wxT("ooo"), false },
555 { wxT("foo"), wxT("oooo"), false },
556 { wxT("foo"), wxT("fooo"), false },
557 };
558
559 for ( size_t n = 0; n < WXSIZEOF(containsData); n++ )
560 {
561 const ContainsData& cd = containsData[n];
562 CPPUNIT_ASSERT_EQUAL( cd.contains, wxString(cd.hay).Contains(cd.needle) );
563 }
564}
565
566// flags used in ToLongData.flags
567enum
568{
569 Number_Ok = 0,
570 Number_Invalid = 1,
571 Number_Unsigned = 2, // if not specified, works for signed conversion
572 Number_Signed = 4, // if not specified, works for unsigned
573 Number_LongLong = 8, // only for long long tests
574 Number_Long = 16 // only for long tests
575};
576
577static const struct ToLongData
578{
579 const wxChar *str;
580#ifdef wxLongLong_t
581 wxLongLong_t value;
582#else
583 long value;
584#endif // wxLongLong_t
585 int flags;
586
587 long LValue() const { return value; }
588 unsigned long ULValue() const { return value; }
589#ifdef wxLongLong_t
590 wxLongLong_t LLValue() const { return value; }
591 wxULongLong_t ULLValue() const { return (wxULongLong_t)value; }
592#endif // wxLongLong_t
593
594 bool IsOk() const { return !(flags & Number_Invalid); }
595} longData[] =
596{
597 { wxT("1"), 1, Number_Ok },
598 { wxT("0"), 0, Number_Ok },
599 { wxT("a"), 0, Number_Invalid },
600 { wxT("12345"), 12345, Number_Ok },
601 { wxT("--1"), 0, Number_Invalid },
602
603 { wxT("-1"), -1, Number_Signed | Number_Long },
604 // this is surprising but consistent with strtoul() behaviour
605 { wxT("-1"), ULONG_MAX, Number_Unsigned | Number_Long },
606
607 // this must overflow, even with 64 bit long
608 { wxT("922337203685477580711"), 0, Number_Invalid },
609
610#ifdef wxLongLong_t
611 { wxT("2147483648"), wxLL(2147483648), Number_LongLong },
612 { wxT("-2147483648"), wxLL(-2147483648), Number_LongLong | Number_Signed },
613 { wxT("9223372036854775808"), wxULL(9223372036854775808), Number_LongLong |
614 Number_Unsigned },
615#endif // wxLongLong_t
616};
617
618void StringTestCase::ToLong()
619{
620 long l;
621 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
622 {
623 const ToLongData& ld = longData[n];
624
625 if ( ld.flags & (Number_LongLong | Number_Unsigned) )
626 continue;
627
628 // NOTE: unless you're using some exotic locale, ToCLong and ToLong
629 // should behave the same for our test data set:
630
631 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToCLong(&l) );
632 if ( ld.IsOk() )
633 CPPUNIT_ASSERT_EQUAL( ld.LValue(), l );
634
635 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLong(&l) );
636 if ( ld.IsOk() )
637 CPPUNIT_ASSERT_EQUAL( ld.LValue(), l );
638 }
639
640 // special case: check that the output is not modified if the parsing
641 // failed completely
642 l = 17;
643 CPPUNIT_ASSERT( !wxString("foo").ToLong(&l) );
644 CPPUNIT_ASSERT_EQUAL( 17, l );
645
646 // also check that it is modified if we did parse something successfully in
647 // the beginning of the string
648 CPPUNIT_ASSERT( !wxString("9 cats").ToLong(&l) );
649 CPPUNIT_ASSERT_EQUAL( 9, l );
650}
651
652void StringTestCase::ToULong()
653{
654 unsigned long ul;
655 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
656 {
657 const ToLongData& ld = longData[n];
658
659 if ( ld.flags & (Number_LongLong | Number_Signed) )
660 continue;
661
662 // NOTE: unless you're using some exotic locale, ToCLong and ToLong
663 // should behave the same for our test data set:
664
665 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToCULong(&ul) );
666 if ( ld.IsOk() )
667 CPPUNIT_ASSERT_EQUAL( ld.ULValue(), ul );
668
669 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULong(&ul) );
670 if ( ld.IsOk() )
671 CPPUNIT_ASSERT_EQUAL( ld.ULValue(), ul );
672 }
673}
674
675#ifdef wxLongLong_t
676
677void StringTestCase::ToLongLong()
678{
679 wxLongLong_t l;
680 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
681 {
682 const ToLongData& ld = longData[n];
683
684 if ( ld.flags & (Number_Long | Number_Unsigned) )
685 continue;
686
687 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLongLong(&l) );
688 if ( ld.IsOk() )
689 CPPUNIT_ASSERT_EQUAL( ld.LLValue(), l );
690 }
691}
692
693void StringTestCase::ToULongLong()
694{
695 wxULongLong_t ul;
696 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
697 {
698 const ToLongData& ld = longData[n];
699
700 if ( ld.flags & (Number_Long | Number_Signed) )
701 continue;
702
703 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULongLong(&ul) );
704 if ( ld.IsOk() )
705 CPPUNIT_ASSERT_EQUAL( ld.ULLValue(), ul );
706 }
707}
708
709#endif // wxLongLong_t
710
711void StringTestCase::ToDouble()
712{
713 double d;
714 static const struct ToDoubleData
715 {
716 const wxChar *str;
717 double value;
718 bool ok;
719 } doubleData[] =
720 {
721 { wxT("1"), 1, true },
722 { wxT("1.23"), 1.23, true },
723 { wxT(".1"), .1, true },
724 { wxT("1."), 1, true },
725 { wxT("1.."), 0, false },
726 { wxT("0"), 0, true },
727 { wxT("a"), 0, false },
728 { wxT("12345"), 12345, true },
729 { wxT("-1"), -1, true },
730 { wxT("--1"), 0, false },
731 { wxT("-3E-5"), -3E-5, true },
732 { wxT("-3E-abcde5"), 0, false },
733 };
734
735 // test ToCDouble() first:
736
737 size_t n;
738 for ( n = 0; n < WXSIZEOF(doubleData); n++ )
739 {
740 const ToDoubleData& ld = doubleData[n];
741 CPPUNIT_ASSERT_EQUAL( ld.ok, wxString(ld.str).ToCDouble(&d) );
742 if ( ld.ok )
743 CPPUNIT_ASSERT_EQUAL( ld.value, d );
744 }
745
746
747 // test ToDouble() now:
748 // NOTE: for the test to be reliable, we need to set the locale explicitly
749 // so that we know the decimal point character to use
750
751 if (!wxLocale::IsAvailable(wxLANGUAGE_FRENCH))
752 return; // you should have french support installed to continue this test!
753
754 wxLocale locale;
755
756 // don't load default catalog, it may be unavailable:
757 CPPUNIT_ASSERT( locale.Init(wxLANGUAGE_FRENCH, wxLOCALE_DONT_LOAD_DEFAULT) );
758
759 static const struct ToDoubleData doubleData2[] =
760 {
761 { wxT("1"), 1, true },
762 { wxT("1,23"), 1.23, true },
763 { wxT(",1"), .1, true },
764 { wxT("1,"), 1, true },
765 { wxT("1,,"), 0, false },
766 { wxT("0"), 0, true },
767 { wxT("a"), 0, false },
768 { wxT("12345"), 12345, true },
769 { wxT("-1"), -1, true },
770 { wxT("--1"), 0, false },
771 { wxT("-3E-5"), -3E-5, true },
772 { wxT("-3E-abcde5"), 0, false },
773 };
774
775 for ( n = 0; n < WXSIZEOF(doubleData2); n++ )
776 {
777 const ToDoubleData& ld = doubleData2[n];
778 CPPUNIT_ASSERT_EQUAL( ld.ok, wxString(ld.str).ToDouble(&d) );
779 if ( ld.ok )
780 CPPUNIT_ASSERT_EQUAL( ld.value, d );
781 }
782}
783
784void StringTestCase::FromDouble()
785{
786 static const struct FromDoubleTestData
787 {
788 double value;
789 int prec;
790 const char *str;
791 } testData[] =
792 {
793 { 1.23, -1, "1.23" },
794 // NB: there are no standards about the minimum exponent width
795 // and newer MSVC versions use 3 digits as minimum exponent
796 // width while GNU libc uses 2 digits as minimum width...
797#ifdef wxUSING_VC_CRT_IO
798 { -3e-10, -1, "-3e-010" },
799#else
800 { -3e-10, -1, "-3e-10" },
801#endif
802 { -0.45678, -1, "-0.45678" },
803 { 1.2345678, 0, "1" },
804 { 1.2345678, 1, "1.2" },
805 { 1.2345678, 2, "1.23" },
806 { 1.2345678, 3, "1.235" },
807 };
808
809 for ( unsigned n = 0; n < WXSIZEOF(testData); n++ )
810 {
811 const FromDoubleTestData& td = testData[n];
812 CPPUNIT_ASSERT_EQUAL( td.str, wxString::FromCDouble(td.value, td.prec) );
813 }
814
815 if ( !wxLocale::IsAvailable(wxLANGUAGE_FRENCH) )
816 return;
817
818 wxLocale locale;
819 CPPUNIT_ASSERT( locale.Init(wxLANGUAGE_FRENCH, wxLOCALE_DONT_LOAD_DEFAULT) );
820
821 for ( unsigned m = 0; m < WXSIZEOF(testData); m++ )
822 {
823 const FromDoubleTestData& td = testData[m];
824
825 wxString str(td.str);
826 str.Replace(".", ",");
827 CPPUNIT_ASSERT_EQUAL( str, wxString::FromDouble(td.value, td.prec) );
828 }
829}
830
831void StringTestCase::StringBuf()
832{
833 // check that buffer can be used to write into the string
834 wxString s;
835 wxStrcpy(wxStringBuffer(s, 10), wxT("foo"));
836
837 CPPUNIT_ASSERT_EQUAL(3, s.length());
838 CPPUNIT_ASSERT(wxT('f') == s[0u]);
839 CPPUNIT_ASSERT(wxT('o') == s[1]);
840 CPPUNIT_ASSERT(wxT('o') == s[2]);
841
842 {
843 // also check that the buffer initially contains the original string
844 // contents
845 wxStringBuffer buf(s, 10);
846 CPPUNIT_ASSERT_EQUAL( wxT('f'), buf[0] );
847 CPPUNIT_ASSERT_EQUAL( wxT('o'), buf[1] );
848 CPPUNIT_ASSERT_EQUAL( wxT('o'), buf[2] );
849 CPPUNIT_ASSERT_EQUAL( wxT('\0'), buf[3] );
850 }
851
852 {
853 wxStringBufferLength buf(s, 10);
854 CPPUNIT_ASSERT_EQUAL( wxT('f'), buf[0] );
855 CPPUNIT_ASSERT_EQUAL( wxT('o'), buf[1] );
856 CPPUNIT_ASSERT_EQUAL( wxT('o'), buf[2] );
857 CPPUNIT_ASSERT_EQUAL( wxT('\0'), buf[3] );
858
859 // and check that it can be used to write only the specified number of
860 // characters to the string
861 wxStrcpy(buf, wxT("barrbaz"));
862 buf.SetLength(4);
863 }
864
865 CPPUNIT_ASSERT_EQUAL(4, s.length());
866 CPPUNIT_ASSERT(wxT('b') == s[0u]);
867 CPPUNIT_ASSERT(wxT('a') == s[1]);
868 CPPUNIT_ASSERT(wxT('r') == s[2]);
869 CPPUNIT_ASSERT(wxT('r') == s[3]);
870
871 // check that creating buffer of length smaller than string works, i.e. at
872 // least doesn't crash (it would if we naively copied the entire original
873 // string contents in the buffer)
874 *wxStringBuffer(s, 1) = '!';
875}
876
877void StringTestCase::UTF8Buf()
878{
879#if wxUSE_UNICODE
880 // "czech" in Czech ("cestina"):
881 static const char *textUTF8 = "\304\215e\305\241tina";
882 static const wchar_t textUTF16[] = {0x10D, 0x65, 0x161, 0x74, 0x69, 0x6E, 0x61, 0};
883
884 wxString s;
885 wxStrcpy(wxUTF8StringBuffer(s, 9), textUTF8);
886 CPPUNIT_ASSERT(s == textUTF16);
887
888 {
889 wxUTF8StringBufferLength buf(s, 20);
890 wxStrcpy(buf, textUTF8);
891 buf.SetLength(5);
892 }
893 CPPUNIT_ASSERT(s == wxString(textUTF16, 0, 3));
894#endif // wxUSE_UNICODE
895}
896
897
898
899void StringTestCase::CStrDataTernaryOperator()
900{
901 DoCStrDataTernaryOperator(true);
902 DoCStrDataTernaryOperator(false);
903}
904
905template<typename T> bool CheckStr(const wxString& expected, T s)
906{
907 return expected == wxString(s);
908}
909
910void StringTestCase::DoCStrDataTernaryOperator(bool cond)
911{
912 // test compilation of wxCStrData when used with operator?: (the asserts
913 // are not very important, we're testing if the code compiles at all):
914
915 wxString s("foo");
916
917 const wchar_t *wcStr = L"foo";
918 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : wcStr)) );
919 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : L"foo")) );
920 CPPUNIT_ASSERT( CheckStr(s, (cond ? wcStr : s.c_str())) );
921 CPPUNIT_ASSERT( CheckStr(s, (cond ? L"foo" : s.c_str())) );
922
923 const char *mbStr = "foo";
924 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : mbStr)) );
925 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : "foo")) );
926 CPPUNIT_ASSERT( CheckStr(s, (cond ? mbStr : s.c_str())) );
927 CPPUNIT_ASSERT( CheckStr(s, (cond ? "foo" : s.c_str())) );
928
929 wxString empty("");
930 CPPUNIT_ASSERT( CheckStr(empty, (cond ? empty.c_str() : wxEmptyString)) );
931 CPPUNIT_ASSERT( CheckStr(empty, (cond ? wxEmptyString : empty.c_str())) );
932}
933
934void StringTestCase::CStrDataOperators()
935{
936 wxString s("hello");
937
938 CPPUNIT_ASSERT( s.c_str()[0] == 'h' );
939 CPPUNIT_ASSERT( s.c_str()[1] == 'e' );
940
941 // IMPORTANT: at least with the CRT coming with MSVC++ 2008 trying to access
942 // the final character results in an assert failure (with debug CRT)
943 //CPPUNIT_ASSERT( s.c_str()[5] == '\0' );
944
945 CPPUNIT_ASSERT( *s.c_str() == 'h' );
946 CPPUNIT_ASSERT( *(s.c_str() + 2) == 'l' );
947 //CPPUNIT_ASSERT( *(s.c_str() + 5) == '\0' );
948}
949
950bool CheckStrChar(const wxString& expected, char *s)
951 { return CheckStr(expected, s); }
952bool CheckStrWChar(const wxString& expected, wchar_t *s)
953 { return CheckStr(expected, s); }
954bool CheckStrConstChar(const wxString& expected, const char *s)
955 { return CheckStr(expected, s); }
956bool CheckStrConstWChar(const wxString& expected, const wchar_t *s)
957 { return CheckStr(expected, s); }
958
959void StringTestCase::CStrDataImplicitConversion()
960{
961 wxString s("foo");
962
963 CPPUNIT_ASSERT( CheckStrConstWChar(s, s.c_str()) );
964 CPPUNIT_ASSERT( CheckStrConstChar(s, s.c_str()) );
965
966 // implicit conversion of wxString is not available in STL build
967#if !wxUSE_STL
968 CPPUNIT_ASSERT( CheckStrConstWChar(s, s) );
969 CPPUNIT_ASSERT( CheckStrConstChar(s, s) );
970#endif
971}
972
973void StringTestCase::ExplicitConversion()
974{
975 wxString s("foo");
976
977 CPPUNIT_ASSERT( CheckStr(s, s.mb_str()) );
978 CPPUNIT_ASSERT( CheckStrConstChar(s, s.mb_str()) );
979 CPPUNIT_ASSERT( CheckStrChar(s, s.char_str()) );
980
981 CPPUNIT_ASSERT( CheckStr(s, s.wc_str()) );
982 CPPUNIT_ASSERT( CheckStrConstWChar(s, s.wc_str()) );
983 CPPUNIT_ASSERT( CheckStrWChar(s, s.wchar_str()) );
984}
985
986void StringTestCase::IndexedAccess()
987{
988 wxString s("bar");
989 CPPUNIT_ASSERT_EQUAL( 'r', (char)s[2] );
990
991 // this tests for a possible bug in UTF-8 based wxString implementation:
992 // the 3rd character of the underlying byte string is going to change, but
993 // the 3rd character of wxString should remain the same
994 s[0] = L'\xe9';
995 CPPUNIT_ASSERT_EQUAL( 'r', (char)s[2] );
996}
997
998void StringTestCase::BeforeAndAfter()
999{
1000 // Construct a string with 2 equal signs in it by concatenating its three
1001 // parts: before the first "=", in between the two "="s and after the last
1002 // one. This allows to avoid duplicating the string contents (which has to
1003 // be different for Unicode and ANSI builds) in the tests below.
1004#if wxUSE_UNICODE
1005 #define FIRST_PART L"letter"
1006 #define MIDDLE_PART L"\xe9;\xe7a"
1007 #define LAST_PART L"l\xe0"
1008#else // !wxUSE_UNICODE
1009 #define FIRST_PART "letter"
1010 #define MIDDLE_PART "e;ca"
1011 #define LAST_PART "la"
1012#endif // wxUSE_UNICODE/!wxUSE_UNICODE
1013
1014 const wxString s(FIRST_PART wxT("=") MIDDLE_PART wxT("=") LAST_PART);
1015
1016 wxString r;
1017
1018 CPPUNIT_ASSERT_EQUAL( FIRST_PART, s.BeforeFirst('=', &r) );
1019 CPPUNIT_ASSERT_EQUAL( MIDDLE_PART wxT("=") LAST_PART, r );
1020
1021 CPPUNIT_ASSERT_EQUAL( s, s.BeforeFirst('!', &r) );
1022 CPPUNIT_ASSERT_EQUAL( "", r );
1023
1024
1025 CPPUNIT_ASSERT_EQUAL( FIRST_PART wxT("=") MIDDLE_PART, s.BeforeLast('=', &r) );
1026 CPPUNIT_ASSERT_EQUAL( LAST_PART, r );
1027
1028 CPPUNIT_ASSERT_EQUAL( "", s.BeforeLast('!', &r) );
1029 CPPUNIT_ASSERT_EQUAL( s, r );
1030
1031
1032 CPPUNIT_ASSERT_EQUAL( MIDDLE_PART wxT("=") LAST_PART, s.AfterFirst('=') );
1033 CPPUNIT_ASSERT_EQUAL( "", s.AfterFirst('!') );
1034
1035
1036 CPPUNIT_ASSERT_EQUAL( LAST_PART, s.AfterLast('=') );
1037 CPPUNIT_ASSERT_EQUAL( s, s.AfterLast('!') );
1038
1039 #undef LAST_PART
1040 #undef MIDDLE_PART
1041 #undef FIRST_PART
1042}
1043
1044void StringTestCase::ScopedBuffers()
1045{
1046 // wxString relies on efficient buffers, verify they work as they should
1047
1048 const char *literal = "Hello World!";
1049
1050 // non-owned buffer points to the string passed to it
1051 wxScopedCharBuffer sbuf = wxScopedCharBuffer::CreateNonOwned(literal);
1052 CPPUNIT_ASSERT( sbuf.data() == literal );
1053
1054 // a copy of scoped non-owned buffer still points to the same string
1055 wxScopedCharBuffer sbuf2(sbuf);
1056 CPPUNIT_ASSERT( sbuf.data() == sbuf2.data() );
1057
1058 // but assigning it to wxCharBuffer makes a full copy
1059 wxCharBuffer buf(sbuf);
1060 CPPUNIT_ASSERT( buf.data() != literal );
1061 CPPUNIT_ASSERT_EQUAL( literal, buf.data() );
1062
1063 wxCharBuffer buf2 = sbuf;
1064 CPPUNIT_ASSERT( buf2.data() != literal );
1065 CPPUNIT_ASSERT_EQUAL( literal, buf.data() );
1066
1067 // Check that extending the buffer keeps it NUL-terminated.
1068 size_t len = 10;
1069
1070 wxCharBuffer buf3(len);
1071 CPPUNIT_ASSERT_EQUAL('\0', buf3.data()[len]);
1072
1073 wxCharBuffer buf4;
1074 buf4.extend(len);
1075 CPPUNIT_ASSERT_EQUAL('\0', buf4.data()[len]);
1076
1077 wxCharBuffer buf5(5);
1078 buf5.extend(len);
1079 CPPUNIT_ASSERT_EQUAL('\0', buf5.data()[len]);
1080}
wxWidgets (Impactor)