]> git.saurik.com Git - wxWidgets.git/blame - tests/strings/strings.cpp
added a number of NULL ptr asserts (#4145)
[wxWidgets.git] / tests / strings / strings.cpp
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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
8899b155 14#include "testprec.h"
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15
16#ifdef __BORLANDC__
17 #pragma hdrstop
18#endif
19
20#ifndef WX_PRECOMP
21 #include "wx/wx.h"
22#endif // WX_PRECOMP
23
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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 );
f312f981 39 CPPUNIT_TEST( StaticConstructors );
1cd53e88 40 CPPUNIT_TEST( Extraction );
e6a99197 41 CPPUNIT_TEST( Trim );
1cd53e88 42 CPPUNIT_TEST( Find );
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43 CPPUNIT_TEST( Replace );
44 CPPUNIT_TEST( Match );
bd7f096d 45 CPPUNIT_TEST( CaseChanges );
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46 CPPUNIT_TEST( Compare );
47 CPPUNIT_TEST( CompareNoCase );
c4f35063 48 CPPUNIT_TEST( Contains );
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49 CPPUNIT_TEST( ToLong );
50 CPPUNIT_TEST( ToULong );
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51#ifdef wxLongLong_t
52 CPPUNIT_TEST( ToLongLong );
53 CPPUNIT_TEST( ToULongLong );
54#endif // wxLongLong_t
4f7ee81a 55 CPPUNIT_TEST( ToDouble );
062dc5fc 56 CPPUNIT_TEST( StringBuf );
628f87da 57 CPPUNIT_TEST( UTF8Buf );
ef0f1387 58 CPPUNIT_TEST( CStrDataTernaryOperator );
3a69bca1 59 CPPUNIT_TEST( CStrDataOperators );
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60 CPPUNIT_TEST( CStrDataImplicitConversion );
61 CPPUNIT_TEST( ExplicitConversion );
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62 CPPUNIT_TEST_SUITE_END();
63
64 void String();
65 void PChar();
66 void Format();
67 void Constructors();
f312f981 68 void StaticConstructors();
1cd53e88 69 void Extraction();
e6a99197 70 void Trim();
1cd53e88 71 void Find();
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72 void Replace();
73 void Match();
bd7f096d 74 void CaseChanges();
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75 void Compare();
76 void CompareNoCase();
c4f35063 77 void Contains();
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78 void ToLong();
79 void ToULong();
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80#ifdef wxLongLong_t
81 void ToLongLong();
82 void ToULongLong();
83#endif // wxLongLong_t
4f7ee81a 84 void ToDouble();
062dc5fc 85 void StringBuf();
628f87da 86 void UTF8Buf();
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87 void CStrDataTernaryOperator();
88 void DoCStrDataTernaryOperator(bool cond);
3a69bca1 89 void CStrDataOperators();
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90 void CStrDataImplicitConversion();
91 void ExplicitConversion();
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92
93 DECLARE_NO_COPY_CLASS(StringTestCase)
94};
95
96// register in the unnamed registry so that these tests are run by default
97CPPUNIT_TEST_SUITE_REGISTRATION( StringTestCase );
98
99// also include in it's own registry so that these tests can be run alone
100CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StringTestCase, "StringTestCase" );
101
102StringTestCase::StringTestCase()
103{
104}
105
106void StringTestCase::String()
107{
108 wxString a, b, c;
109
110 a.reserve (128);
111 b.reserve (128);
112 c.reserve (128);
113
114 for (int i = 0; i < 2; ++i)
115 {
116 a = _T("Hello");
117 b = _T(" world");
118 c = _T("! How'ya doin'?");
119 a += b;
120 a += c;
121 c = _T("Hello world! What's up?");
122 CPPUNIT_ASSERT( c != a );
123 }
124}
125
126void StringTestCase::PChar()
127{
128 wxChar a [128];
129 wxChar b [128];
130 wxChar c [128];
131
132 for (int i = 0; i < 2; ++i)
133 {
134 wxStrcpy (a, _T("Hello"));
135 wxStrcpy (b, _T(" world"));
136 wxStrcpy (c, _T("! How'ya doin'?"));
137 wxStrcat (a, b);
138 wxStrcat (a, c);
139 wxStrcpy (c, _T("Hello world! What's up?"));
140 CPPUNIT_ASSERT( wxStrcmp (c, a) != 0 );
141 }
142}
143
144void StringTestCase::Format()
145{
146 wxString s1,s2;
147 s1.Printf(_T("%03d"), 18);
148 CPPUNIT_ASSERT( s1 == wxString::Format(_T("%03d"), 18) );
149 s2.Printf(_T("Number 18: %s\n"), s1.c_str());
150 CPPUNIT_ASSERT( s2 == wxString::Format(_T("Number 18: %s\n"), s1.c_str()) );
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151
152 static const size_t lengths[] = { 1, 512, 1024, 1025, 2048, 4096, 4097 };
153 for ( size_t n = 0; n < WXSIZEOF(lengths); n++ )
154 {
155 const size_t len = lengths[n];
156
157 wxString s(_T('Z'), len);
158 CPPUNIT_ASSERT_EQUAL( len, wxString::Format(_T("%s"), s.c_str()).length());
159 }
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160}
161
162void StringTestCase::Constructors()
163{
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164 CPPUNIT_ASSERT_EQUAL( "", wxString('Z', 0) );
165 CPPUNIT_ASSERT_EQUAL( "Z", wxString('Z') );
166 CPPUNIT_ASSERT_EQUAL( "ZZZZ", wxString('Z', 4) );
167 CPPUNIT_ASSERT_EQUAL( "Hell", wxString("Hello", 4) );
168 CPPUNIT_ASSERT_EQUAL( "Hello", wxString("Hello", 5) );
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169
170#if wxUSE_UNICODE
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171 CPPUNIT_ASSERT_EQUAL( L"", wxString(L'Z', 0) );
172 CPPUNIT_ASSERT_EQUAL( L"Z", wxString(L'Z') );
173 CPPUNIT_ASSERT_EQUAL( L"ZZZZ", wxString(L'Z', 4) );
174 CPPUNIT_ASSERT_EQUAL( L"Hell", wxString(L"Hello", 4) );
175 CPPUNIT_ASSERT_EQUAL( L"Hello", wxString(L"Hello", 5) );
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176#endif // wxUSE_UNICODE
177
178 static const char *s = "?really!";
179 const char *start = wxStrchr(s, 'r');
180 const char *end = wxStrchr(s, '!');
1de532f5 181 CPPUNIT_ASSERT_EQUAL( "really", wxString(start, end) );
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182
183 // test if creating string from NULL C pointer works:
1de532f5 184 CPPUNIT_ASSERT_EQUAL( "", wxString((const char *)NULL) );
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185}
186
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187void StringTestCase::StaticConstructors()
188{
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189 CPPUNIT_ASSERT_EQUAL( "", wxString::FromAscii("") );
190 CPPUNIT_ASSERT_EQUAL( "", wxString::FromAscii("Hello", 0) );
191 CPPUNIT_ASSERT_EQUAL( "Hell", wxString::FromAscii("Hello", 4) );
192 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromAscii("Hello", 5) );
193 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromAscii("Hello") );
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194
195 // FIXME: this doesn't work currently but should!
1de532f5 196 //CPPUNIT_ASSERT_EQUAL( 1, wxString::FromAscii("", 1).length() );
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197
198
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199 CPPUNIT_ASSERT_EQUAL( "", wxString::FromUTF8("") );
200 CPPUNIT_ASSERT_EQUAL( "", wxString::FromUTF8("Hello", 0) );
201 CPPUNIT_ASSERT_EQUAL( "Hell", wxString::FromUTF8("Hello", 4) );
202 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromUTF8("Hello", 5) );
203 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromUTF8("Hello") );
f312f981 204
1de532f5 205 //CPPUNIT_ASSERT_EQUAL( 1, wxString::FromUTF8("", 1).length() );
f312f981 206}
265d5cce 207
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208void StringTestCase::Extraction()
209{
210 wxString s(_T("Hello, world!"));
211
212 CPPUNIT_ASSERT( wxStrcmp( s.c_str() , _T("Hello, world!") ) == 0 );
213 CPPUNIT_ASSERT( wxStrcmp( s.Left(5).c_str() , _T("Hello") ) == 0 );
214 CPPUNIT_ASSERT( wxStrcmp( s.Right(6).c_str() , _T("world!") ) == 0 );
215 CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , _T("lo, w") ) == 0 );
216 CPPUNIT_ASSERT( wxStrcmp( s.Mid(3).c_str() , _T("lo, world!") ) == 0 );
217 CPPUNIT_ASSERT( wxStrcmp( s.substr(3, 5).c_str() , _T("lo, w") ) == 0 );
218 CPPUNIT_ASSERT( wxStrcmp( s.substr(3).c_str() , _T("lo, world!") ) == 0 );
219
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220#if wxUSE_UNICODE
221 static const char *germanUTF8 = "Oberfl\303\244che";
222 wxString strUnicode(wxString::FromUTF8(germanUTF8));
223
224 CPPUNIT_ASSERT( strUnicode.Mid(0, 10) == strUnicode );
225 CPPUNIT_ASSERT( strUnicode.Mid(7, 2) == "ch" );
226#endif // wxUSE_UNICODE
227
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228 wxString rest;
229
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230 #define TEST_STARTS_WITH(prefix, correct_rest, result) \
231 CPPUNIT_ASSERT_EQUAL(result, s.StartsWith(prefix, &rest)); \
232 if ( result ) \
1de532f5 233 CPPUNIT_ASSERT_EQUAL(correct_rest, rest)
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234
235 TEST_STARTS_WITH( _T("Hello"), _T(", world!"), true );
236 TEST_STARTS_WITH( _T("Hello, "), _T("world!"), true );
237 TEST_STARTS_WITH( _T("Hello, world!"), _T(""), true );
238 TEST_STARTS_WITH( _T("Hello, world!!!"), _T(""), false );
239 TEST_STARTS_WITH( _T(""), _T("Hello, world!"), true );
240 TEST_STARTS_WITH( _T("Goodbye"), _T(""), false );
241 TEST_STARTS_WITH( _T("Hi"), _T(""), false );
242
243 #undef TEST_STARTS_WITH
3affcd07 244
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245 rest = "Hello world";
246 CPPUNIT_ASSERT( rest.StartsWith("Hello ", &rest) );
1de532f5 247 CPPUNIT_ASSERT_EQUAL("world", rest);
c8f313b2 248
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249 #define TEST_ENDS_WITH(suffix, correct_rest, result) \
250 CPPUNIT_ASSERT_EQUAL(result, s.EndsWith(suffix, &rest)); \
251 if ( result ) \
1de532f5 252 CPPUNIT_ASSERT_EQUAL(correct_rest, rest)
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253
254 TEST_ENDS_WITH( _T(""), _T("Hello, world!"), true );
255 TEST_ENDS_WITH( _T("!"), _T("Hello, world"), true );
256 TEST_ENDS_WITH( _T(", world!"), _T("Hello"), true );
257 TEST_ENDS_WITH( _T("ello, world!"), _T("H"), true );
258 TEST_ENDS_WITH( _T("Hello, world!"), _T(""), true );
259 TEST_ENDS_WITH( _T("very long string"), _T(""), false );
260 TEST_ENDS_WITH( _T("?"), _T(""), false );
261 TEST_ENDS_WITH( _T("Hello, world"), _T(""), false );
262 TEST_ENDS_WITH( _T("Gello, world!"), _T(""), false );
263
264 #undef TEST_ENDS_WITH
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265}
266
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267void StringTestCase::Trim()
268{
269 #define TEST_TRIM( str , dir , result ) \
270 CPPUNIT_ASSERT( wxString(str).Trim(dir) == result )
271
272 TEST_TRIM( _T(" Test "), true, _T(" Test") );
273 TEST_TRIM( _T(" "), true, _T("") );
274 TEST_TRIM( _T(" "), true, _T("") );
275 TEST_TRIM( _T(""), true, _T("") );
276
277 TEST_TRIM( _T(" Test "), false, _T("Test ") );
278 TEST_TRIM( _T(" "), false, _T("") );
279 TEST_TRIM( _T(" "), false, _T("") );
280 TEST_TRIM( _T(""), false, _T("") );
281
282 #undef TEST_TRIM
283}
284
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285void StringTestCase::Find()
286{
287 #define TEST_FIND( str , start , result ) \
288 CPPUNIT_ASSERT( wxString(str).find(_T("ell"), start) == result );
289
290 TEST_FIND( _T("Well, hello world"), 0, 1 );
291 TEST_FIND( _T("Well, hello world"), 6, 7 );
292 TEST_FIND( _T("Well, hello world"), 9, wxString::npos );
293
294 #undef TEST_FIND
295}
296
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297void StringTestCase::Replace()
298{
299 #define TEST_REPLACE( original , pos , len , replacement , result ) \
300 { \
301 wxString s = original; \
302 s.replace( pos , len , replacement ); \
1de532f5 303 CPPUNIT_ASSERT_EQUAL( result, s ); \
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304 }
305
306 TEST_REPLACE( _T("012-AWORD-XYZ"), 4, 5, _T("BWORD"), _T("012-BWORD-XYZ") );
307 TEST_REPLACE( _T("increase"), 0, 2, _T("de"), _T("decrease") );
308 TEST_REPLACE( _T("wxWindow"), 8, 0, _T("s"), _T("wxWindows") );
309 TEST_REPLACE( _T("foobar"), 3, 0, _T("-"), _T("foo-bar") );
310 TEST_REPLACE( _T("barfoo"), 0, 6, _T("foobar"), _T("foobar") );
311
1de532f5 312
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313 #define TEST_NULLCHARREPLACE( o , olen, pos , len , replacement , r, rlen ) \
314 { \
315 wxString s(o,olen); \
316 s.replace( pos , len , replacement ); \
317 CPPUNIT_ASSERT( s == wxString(r,rlen) ); \
318 }
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319
320 TEST_NULLCHARREPLACE( _T("null\0char"), 9, 5, 1, _T("d"),
321 _T("null\0dhar"), 9 );
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322
323 #define TEST_WXREPLACE( o , olen, olds, news, all, r, rlen ) \
324 { \
325 wxString s(o,olen); \
326 s.Replace( olds, news, all ); \
327 CPPUNIT_ASSERT( s == wxString(r,rlen) ); \
328 }
1de532f5 329
2df0258e 330 TEST_WXREPLACE( _T("null\0char"), 9, _T("c"), _T("de"), true,
1de532f5 331 _T("null\0dehar"), 10 );
7634e443 332
4629f07e 333 TEST_WXREPLACE( _T("null\0dehar"), 10, _T("de"), _T("c"), true,
1de532f5 334 _T("null\0char"), 9 );
4629f07e 335
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336 #undef TEST_WXREPLACE
337 #undef TEST_NULLCHARREPLACE
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338 #undef TEST_REPLACE
339}
340
341void StringTestCase::Match()
342{
343 #define TEST_MATCH( s1 , s2 , result ) \
344 CPPUNIT_ASSERT( wxString(s1).Matches(s2) == result )
345
346 TEST_MATCH( _T("foobar"), _T("foo*"), true );
347 TEST_MATCH( _T("foobar"), _T("*oo*"), true );
348 TEST_MATCH( _T("foobar"), _T("*bar"), true );
349 TEST_MATCH( _T("foobar"), _T("??????"), true );
350 TEST_MATCH( _T("foobar"), _T("f??b*"), true );
351 TEST_MATCH( _T("foobar"), _T("f?b*"), false );
352 TEST_MATCH( _T("foobar"), _T("*goo*"), false );
353 TEST_MATCH( _T("foobar"), _T("*foo"), false );
354 TEST_MATCH( _T("foobarfoo"), _T("*foo"), true );
355 TEST_MATCH( _T(""), _T("*"), true );
356 TEST_MATCH( _T(""), _T("?"), false );
357
358 #undef TEST_MATCH
359}
360
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361
362void StringTestCase::CaseChanges()
363{
364 wxString s1(_T("Hello!"));
365 wxString s1u(s1);
366 wxString s1l(s1);
367 s1u.MakeUpper();
368 s1l.MakeLower();
369 wxString s2u, s2l;
370 s2u.MakeUpper();
371 s2l.MakeLower();
372
373 CPPUNIT_ASSERT( s1u == _T("HELLO!") );
374 CPPUNIT_ASSERT( s1l == _T("hello!") );
375 CPPUNIT_ASSERT( s2u == wxEmptyString );
376 CPPUNIT_ASSERT( s2l == wxEmptyString );
377}
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378
379void StringTestCase::Compare()
380{
381 wxString s1 = wxT("AHH");
382 wxString eq = wxT("AHH");
383 wxString neq1 = wxT("HAH");
384 wxString neq2 = wxT("AH");
385 wxString neq3 = wxT("AHHH");
386 wxString neq4 = wxT("AhH");
0c924034 387
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388 CPPUNIT_ASSERT( s1 == eq );
389 CPPUNIT_ASSERT( s1 != neq1 );
390 CPPUNIT_ASSERT( s1 != neq2 );
391 CPPUNIT_ASSERT( s1 != neq3 );
392 CPPUNIT_ASSERT( s1 != neq4 );
393
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394 CPPUNIT_ASSERT( s1 == wxT("AHH") );
395 CPPUNIT_ASSERT( s1 != wxT("no") );
396 CPPUNIT_ASSERT( s1 < wxT("AZ") );
397 CPPUNIT_ASSERT( s1 <= wxT("AZ") );
398 CPPUNIT_ASSERT( s1 <= wxT("AHH") );
399 CPPUNIT_ASSERT( s1 > wxT("AA") );
400 CPPUNIT_ASSERT( s1 >= wxT("AA") );
401 CPPUNIT_ASSERT( s1 >= wxT("AHH") );
402
403 // test comparison with C strings in Unicode build (must work in ANSI as
404 // well, of course):
405 CPPUNIT_ASSERT( s1 == "AHH" );
406 CPPUNIT_ASSERT( s1 != "no" );
407 CPPUNIT_ASSERT( s1 < "AZ" );
408 CPPUNIT_ASSERT( s1 <= "AZ" );
409 CPPUNIT_ASSERT( s1 <= "AHH" );
410 CPPUNIT_ASSERT( s1 > "AA" );
411 CPPUNIT_ASSERT( s1 >= "AA" );
412 CPPUNIT_ASSERT( s1 >= "AHH" );
413
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414// wxString _s1 = wxT("A\0HH");
415// wxString _eq = wxT("A\0HH");
416// wxString _neq1 = wxT("H\0AH");
417// wxString _neq2 = wxT("A\0H");
418// wxString _neq3 = wxT("A\0HHH");
419// wxString _neq4 = wxT("A\0hH");
420 s1.insert(1,1,'\0');
421 eq.insert(1,1,'\0');
422 neq1.insert(1,1,'\0');
423 neq2.insert(1,1,'\0');
424 neq3.insert(1,1,'\0');
425 neq4.insert(1,1,'\0');
0c924034 426
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427 CPPUNIT_ASSERT( s1 == eq );
428 CPPUNIT_ASSERT( s1 != neq1 );
429 CPPUNIT_ASSERT( s1 != neq2 );
430 CPPUNIT_ASSERT( s1 != neq3 );
431 CPPUNIT_ASSERT( s1 != neq4 );
432}
433
434void StringTestCase::CompareNoCase()
435{
436 wxString s1 = wxT("AHH");
437 wxString eq = wxT("AHH");
438 wxString eq2 = wxT("AhH");
439 wxString eq3 = wxT("ahh");
440 wxString neq = wxT("HAH");
441 wxString neq2 = wxT("AH");
442 wxString neq3 = wxT("AHHH");
0c924034 443
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444 #define CPPUNIT_CNCEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) == 0)
445 #define CPPUNIT_CNCNEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) != 0)
446
447 CPPUNIT_CNCEQ_ASSERT( s1, eq );
448 CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
449 CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
450
451 CPPUNIT_CNCNEQ_ASSERT( s1, neq );
452 CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
453 CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
454
455
456// wxString _s1 = wxT("A\0HH");
457// wxString _eq = wxT("A\0HH");
458// wxString _eq2 = wxT("A\0hH");
459// wxString _eq3 = wxT("a\0hh");
460// wxString _neq = wxT("H\0AH");
461// wxString _neq2 = wxT("A\0H");
462// wxString _neq3 = wxT("A\0HHH");
0c924034 463
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464 s1.insert(1,1,'\0');
465 eq.insert(1,1,'\0');
466 eq2.insert(1,1,'\0');
467 eq3.insert(1,1,'\0');
468 neq.insert(1,1,'\0');
469 neq2.insert(1,1,'\0');
470 neq3.insert(1,1,'\0');
471
472 CPPUNIT_CNCEQ_ASSERT( s1, eq );
473 CPPUNIT_CNCEQ_ASSERT( s1, eq2 );
474 CPPUNIT_CNCEQ_ASSERT( s1, eq3 );
475
476 CPPUNIT_CNCNEQ_ASSERT( s1, neq );
477 CPPUNIT_CNCNEQ_ASSERT( s1, neq2 );
478 CPPUNIT_CNCNEQ_ASSERT( s1, neq3 );
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479}
480
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481void StringTestCase::Contains()
482{
483 static const struct ContainsData
484 {
485 const wxChar *hay;
486 const wxChar *needle;
487 bool contains;
488 } containsData[] =
489 {
490 { _T(""), _T(""), true },
491 { _T(""), _T("foo"), false },
492 { _T("foo"), _T(""), true },
493 { _T("foo"), _T("f"), true },
494 { _T("foo"), _T("o"), true },
495 { _T("foo"), _T("oo"), true },
496 { _T("foo"), _T("ooo"), false },
497 { _T("foo"), _T("oooo"), false },
498 { _T("foo"), _T("fooo"), false },
499 };
500
501 for ( size_t n = 0; n < WXSIZEOF(containsData); n++ )
502 {
503 const ContainsData& cd = containsData[n];
504 CPPUNIT_ASSERT_EQUAL( cd.contains, wxString(cd.hay).Contains(cd.needle) );
505 }
506}
507
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508// flags used in ToLongData.flags
509enum
4f7ee81a 510{
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511 Number_Ok = 0,
512 Number_Invalid = 1,
513 Number_Unsigned = 2, // if not specified, works for signed conversion
514 Number_Signed = 4, // if not specified, works for unsigned
515 Number_LongLong = 8, // only for long long tests
516 Number_Long = 16, // only for long tests
517};
518
519static const struct ToLongData
520{
521 const wxChar *str;
d6718dd1 522#ifdef wxLongLong_t
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523 wxLongLong_t value;
524#else
525 long value;
d6718dd1 526#endif // wxLongLong_t
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527 int flags;
528
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529 long LValue() const { return value; }
530 unsigned long ULValue() const { return value; }
531#ifdef wxLongLong_t
532 wxLongLong_t LLValue() const { return value; }
533 wxULongLong_t ULLValue() const { return (wxULongLong_t)value; }
534#endif // wxLongLong_t
535
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536 bool IsOk() const { return !(flags & Number_Invalid); }
537} longData[] =
538{
539 { _T("1"), 1, Number_Ok },
540 { _T("0"), 0, Number_Ok },
541 { _T("a"), 0, Number_Invalid },
542 { _T("12345"), 12345, Number_Ok },
543 { _T("--1"), 0, Number_Invalid },
544
545 { _T("-1"), -1, Number_Signed | Number_Long },
546 // this is surprizing but consistent with strtoul() behaviour
547 { _T("-1"), ULONG_MAX, Number_Unsigned | Number_Long },
548
549 // this must overflow, even with 64 bit long
550 { _T("922337203685477580711"), 0, Number_Invalid },
551
552#ifdef wxLongLong_t
553 { _T("2147483648"), wxLL(2147483648), Number_LongLong },
554 { _T("-2147483648"), wxLL(-2147483648), Number_LongLong | Number_Signed },
555 { _T("9223372036854775808"), wxULL(9223372036854775808), Number_LongLong |
556 Number_Unsigned },
557#endif // wxLongLong_t
558};
559
560void StringTestCase::ToLong()
561{
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562 long l;
563 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
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564 {
565 const ToLongData& ld = longData[n];
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566
567 if ( ld.flags & (Number_LongLong | Number_Unsigned) )
568 continue;
569
570 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLong(&l) );
571 if ( ld.IsOk() )
efc57671 572 CPPUNIT_ASSERT_EQUAL( ld.LValue(), l );
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573 }
574}
575
576void StringTestCase::ToULong()
577{
578 unsigned long ul;
d6718dd1 579 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
4f7ee81a 580 {
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581 const ToLongData& ld = longData[n];
582
583 if ( ld.flags & (Number_LongLong | Number_Signed) )
584 continue;
585
586 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULong(&ul) );
587 if ( ld.IsOk() )
efc57671 588 CPPUNIT_ASSERT_EQUAL( ld.ULValue(), ul );
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589 }
590}
591
592#ifdef wxLongLong_t
593
594void StringTestCase::ToLongLong()
595{
596 wxLongLong_t l;
597 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
4f7ee81a 598 {
d6718dd1 599 const ToLongData& ld = longData[n];
4f7ee81a 600
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601 if ( ld.flags & (Number_Long | Number_Unsigned) )
602 continue;
603
604 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToLongLong(&l) );
605 if ( ld.IsOk() )
efc57671 606 CPPUNIT_ASSERT_EQUAL( ld.LLValue(), l );
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607 }
608}
609
610void StringTestCase::ToULongLong()
611{
612 wxULongLong_t ul;
613 for ( size_t n = 0; n < WXSIZEOF(longData); n++ )
4f7ee81a 614 {
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615 const ToLongData& ld = longData[n];
616
617 if ( ld.flags & (Number_Long | Number_Signed) )
618 continue;
619
620 CPPUNIT_ASSERT_EQUAL( ld.IsOk(), wxString(ld.str).ToULongLong(&ul) );
621 if ( ld.IsOk() )
efc57671 622 CPPUNIT_ASSERT_EQUAL( ld.ULLValue(), ul );
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623 }
624}
625
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626#endif // wxLongLong_t
627
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628void StringTestCase::ToDouble()
629{
630 double d;
631 static const struct ToDoubleData
632 {
633 const wxChar *str;
634 double value;
635 bool ok;
636 } doubleData[] =
637 {
638 { _T("1"), 1, true },
639 { _T("1.23"), 1.23, true },
640 { _T(".1"), .1, true },
641 { _T("1."), 1, true },
642 { _T("1.."), 0, false },
643 { _T("0"), 0, true },
644 { _T("a"), 0, false },
645 { _T("12345"), 12345, true },
646 { _T("-1"), -1, true },
647 { _T("--1"), 0, false },
648 };
649
650 // we need to use decimal point, not comma or whatever is its value for the
651 // current locale
10de049c 652 wxSetlocale(LC_ALL, "C");
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653
654 size_t n;
655 for ( n = 0; n < WXSIZEOF(doubleData); n++ )
656 {
657 const ToDoubleData& ld = doubleData[n];
658 CPPUNIT_ASSERT_EQUAL( ld.ok, wxString(ld.str).ToDouble(&d) );
659 if ( ld.ok )
660 CPPUNIT_ASSERT_EQUAL( ld.value, d );
661 }
662}
db419f1f 663
062dc5fc 664void StringTestCase::StringBuf()
db419f1f 665{
062dc5fc 666 // check that buffer can be used to write into the string
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667 wxString s;
668 wxStrcpy(wxStringBuffer(s, 10), _T("foo"));
669
1de532f5 670 CPPUNIT_ASSERT_EQUAL(3, s.length());
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671 CPPUNIT_ASSERT(_T('f') == s[0u]);
672 CPPUNIT_ASSERT(_T('o') == s[1]);
673 CPPUNIT_ASSERT(_T('o') == s[2]);
db419f1f 674
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675 {
676 // also check that the buffer initially contains the original string
677 // contents
678 wxStringBuffer buf(s, 10);
679 CPPUNIT_ASSERT_EQUAL( _T('f'), buf[0] );
680 CPPUNIT_ASSERT_EQUAL( _T('o'), buf[1] );
681 CPPUNIT_ASSERT_EQUAL( _T('o'), buf[2] );
682 CPPUNIT_ASSERT_EQUAL( _T('\0'), buf[3] );
683 }
d8a4b666 684
db419f1f 685 {
d8a4b666 686 wxStringBufferLength buf(s, 10);
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687 CPPUNIT_ASSERT_EQUAL( _T('f'), buf[0] );
688 CPPUNIT_ASSERT_EQUAL( _T('o'), buf[1] );
689 CPPUNIT_ASSERT_EQUAL( _T('o'), buf[2] );
690 CPPUNIT_ASSERT_EQUAL( _T('\0'), buf[3] );
691
692 // and check that it can be used to write only the specified number of
693 // characters to the string
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694 wxStrcpy(buf, _T("barrbaz"));
695 buf.SetLength(4);
696 }
db419f1f 697
1de532f5 698 CPPUNIT_ASSERT_EQUAL(4, s.length());
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699 CPPUNIT_ASSERT(_T('b') == s[0u]);
700 CPPUNIT_ASSERT(_T('a') == s[1]);
701 CPPUNIT_ASSERT(_T('r') == s[2]);
702 CPPUNIT_ASSERT(_T('r') == s[3]);
db419f1f 703
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704 // check that creating buffer of length smaller than string works, i.e. at
705 // least doesn't crash (it would if we naively copied the entire original
706 // string contents in the buffer)
707 *wxStringBuffer(s, 1) = '!';
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708}
709
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710void StringTestCase::UTF8Buf()
711{
712#if wxUSE_UNICODE
713 // "czech" in Czech ("cestina"):
714 static const char *textUTF8 = "\304\215e\305\241tina";
715 static const wchar_t textUTF16[] = {0x10D, 0x65, 0x161, 0x74, 0x69, 0x6E, 0x61, 0};
716
717 wxString s;
718 wxStrcpy(wxUTF8StringBuffer(s, 9), textUTF8);
719 CPPUNIT_ASSERT(s == textUTF16);
720
721 {
722 wxUTF8StringBufferLength buf(s, 20);
723 wxStrcpy(buf, textUTF8);
724 buf.SetLength(5);
725 }
726 CPPUNIT_ASSERT(s == wxString(textUTF16, 0, 3));
727#endif // wxUSE_UNICODE
728}
729
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730
731
ef0f1387 732void StringTestCase::CStrDataTernaryOperator()
4ca056ea 733{
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734 DoCStrDataTernaryOperator(true);
735 DoCStrDataTernaryOperator(false);
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736}
737
738template<typename T> bool CheckStr(const wxString& expected, T s)
739{
740 return expected == wxString(s);
741}
742
ef0f1387 743void StringTestCase::DoCStrDataTernaryOperator(bool cond)
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744{
745 // test compilation of wxCStrData when used with operator?: (the asserts
746 // are not very important, we're testing if the code compiles at all):
747
748 wxString s("foo");
4ca056ea 749
abc505b4 750 const wchar_t *wcStr = L"foo";
4ca056ea 751 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : wcStr)) );
9ffb659a 752 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : L"foo")) );
4ca056ea 753 CPPUNIT_ASSERT( CheckStr(s, (cond ? wcStr : s.c_str())) );
9ffb659a 754 CPPUNIT_ASSERT( CheckStr(s, (cond ? L"foo" : s.c_str())) );
11aac4ba 755
9b59b90c 756 const char *mbStr = "foo";
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757 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : mbStr)) );
758 CPPUNIT_ASSERT( CheckStr(s, (cond ? s.c_str() : "foo")) );
759 CPPUNIT_ASSERT( CheckStr(s, (cond ? mbStr : s.c_str())) );
760 CPPUNIT_ASSERT( CheckStr(s, (cond ? "foo" : s.c_str())) );
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761
762 wxString empty("");
763 CPPUNIT_ASSERT( CheckStr(empty, (cond ? empty.c_str() : wxEmptyString)) );
764 CPPUNIT_ASSERT( CheckStr(empty, (cond ? wxEmptyString : empty.c_str())) );
4ca056ea 765}
ef0f1387 766
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767void StringTestCase::CStrDataOperators()
768{
769 wxString s("hello");
770
771 CPPUNIT_ASSERT( s.c_str()[0] == 'h' );
772 CPPUNIT_ASSERT( s.c_str()[1] == 'e' );
773 CPPUNIT_ASSERT( s.c_str()[5] == '\0' );
774
775 CPPUNIT_ASSERT( *s.c_str() == 'h' );
776 CPPUNIT_ASSERT( *(s.c_str() + 2) == 'l' );
777 CPPUNIT_ASSERT( *(s.c_str() + 5) == '\0' );
778}
779
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780bool CheckStrChar(const wxString& expected, char *s)
781 { return CheckStr(expected, s); }
782bool CheckStrWChar(const wxString& expected, wchar_t *s)
783 { return CheckStr(expected, s); }
784bool CheckStrConstChar(const wxString& expected, const char *s)
785 { return CheckStr(expected, s); }
786bool CheckStrConstWChar(const wxString& expected, const wchar_t *s)
787 { return CheckStr(expected, s); }
788
789void StringTestCase::CStrDataImplicitConversion()
790{
791 wxString s("foo");
792
ef0f1387 793 CPPUNIT_ASSERT( CheckStrConstWChar(s, s.c_str()) );
ef0f1387 794 CPPUNIT_ASSERT( CheckStrConstChar(s, s.c_str()) );
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795
796 // implicit conversion of wxString is not available in STL build
797#if !wxUSE_STL
798 CPPUNIT_ASSERT( CheckStrConstWChar(s, s) );
ef0f1387 799 CPPUNIT_ASSERT( CheckStrConstChar(s, s) );
7978bc72 800#endif
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801}
802
803void StringTestCase::ExplicitConversion()
804{
805 wxString s("foo");
806
807 CPPUNIT_ASSERT( CheckStr(s, s.mb_str()) );
808 CPPUNIT_ASSERT( CheckStrConstChar(s, s.mb_str()) );
809 CPPUNIT_ASSERT( CheckStrChar(s, s.char_str()) );
810
811 CPPUNIT_ASSERT( CheckStr(s, s.wc_str()) );
812 CPPUNIT_ASSERT( CheckStrConstWChar(s, s.wc_str()) );
813 CPPUNIT_ASSERT( CheckStrWChar(s, s.wchar_str()) );
814}