1 ///////////////////////////////////////////////////////////////////////////////
2 // Name: tests/strings/strings.cpp
3 // Purpose: wxString unit test
4 // Author: Vadim Zeitlin, Wlodzimierz ABX Skiba
7 // Copyright: (c) 2004 Vadim Zeitlin, Wlodzimierz Skiba
8 ///////////////////////////////////////////////////////////////////////////////
10 // ----------------------------------------------------------------------------
12 // ----------------------------------------------------------------------------
24 // ----------------------------------------------------------------------------
26 // ----------------------------------------------------------------------------
28 class StringTestCase
: public CppUnit::TestCase
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
);
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
);
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();
72 void StaticConstructors();
87 #endif // wxLongLong_t
92 void CStrDataTernaryOperator();
93 void DoCStrDataTernaryOperator(bool cond
);
94 void CStrDataOperators();
95 void CStrDataImplicitConversion();
96 void ExplicitConversion();
98 void BeforeAndAfter();
101 DECLARE_NO_COPY_CLASS(StringTestCase
)
104 // register in the unnamed registry so that these tests are run by default
105 CPPUNIT_TEST_SUITE_REGISTRATION( StringTestCase
);
107 // also include in it's own registry so that these tests can be run alone
108 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( StringTestCase
, "StringTestCase" );
110 StringTestCase::StringTestCase()
114 void StringTestCase::String()
122 for (int i
= 0; i
< 2; ++i
)
126 c
= wxT("! How'ya doin'?");
129 c
= wxT("Hello world! What's up?");
130 CPPUNIT_ASSERT( c
!= a
);
134 void StringTestCase::PChar()
140 for (int i
= 0; i
< 2; ++i
)
142 wxStrcpy (a
, wxT("Hello"));
143 wxStrcpy (b
, wxT(" world"));
144 wxStrcpy (c
, wxT("! How'ya doin'?"));
147 wxStrcpy (c
, wxT("Hello world! What's up?"));
148 CPPUNIT_ASSERT( wxStrcmp (c
, a
) != 0 );
152 void StringTestCase::Format()
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()) );
160 static const size_t lengths
[] = { 1, 512, 1024, 1025, 2048, 4096, 4097 };
161 for ( size_t n
= 0; n
< WXSIZEOF(lengths
); n
++ )
163 const size_t len
= lengths
[n
];
165 wxString
s(wxT('Z'), len
);
166 CPPUNIT_ASSERT_EQUAL( len
, wxString::Format(wxT("%s"), s
.c_str()).length());
170 void StringTestCase::Constructors()
172 CPPUNIT_ASSERT_EQUAL( "", wxString('Z', 0) );
173 CPPUNIT_ASSERT_EQUAL( "Z", wxString('Z') );
174 CPPUNIT_ASSERT_EQUAL( "ZZZZ", wxString('Z', 4) );
175 CPPUNIT_ASSERT_EQUAL( "Hell", wxString("Hello", 4) );
176 CPPUNIT_ASSERT_EQUAL( "Hello", wxString("Hello", 5) );
179 CPPUNIT_ASSERT_EQUAL( L
"", wxString(L
'Z', 0) );
180 CPPUNIT_ASSERT_EQUAL( L
"Z", wxString(L
'Z') );
181 CPPUNIT_ASSERT_EQUAL( L
"ZZZZ", wxString(L
'Z', 4) );
182 CPPUNIT_ASSERT_EQUAL( L
"Hell", wxString(L
"Hello", 4) );
183 CPPUNIT_ASSERT_EQUAL( L
"Hello", wxString(L
"Hello", 5) );
184 #endif // wxUSE_UNICODE
186 static const char *s
= "?really!";
187 const char *start
= wxStrchr(s
, 'r');
188 const char *end
= wxStrchr(s
, '!');
189 CPPUNIT_ASSERT_EQUAL( "really", wxString(start
, end
) );
191 // test if creating string from NULL C pointer works:
192 CPPUNIT_ASSERT_EQUAL( "", wxString((const char *)NULL
) );
195 void StringTestCase::StaticConstructors()
197 CPPUNIT_ASSERT_EQUAL( "", wxString::FromAscii("") );
198 CPPUNIT_ASSERT_EQUAL( "", wxString::FromAscii("Hello", 0) );
199 CPPUNIT_ASSERT_EQUAL( "Hell", wxString::FromAscii("Hello", 4) );
200 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromAscii("Hello", 5) );
201 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromAscii("Hello") );
203 // FIXME: this doesn't work currently but should!
204 //CPPUNIT_ASSERT_EQUAL( 1, wxString::FromAscii("", 1).length() );
207 CPPUNIT_ASSERT_EQUAL( "", wxString::FromUTF8("") );
208 CPPUNIT_ASSERT_EQUAL( "", wxString::FromUTF8("Hello", 0) );
209 CPPUNIT_ASSERT_EQUAL( "Hell", wxString::FromUTF8("Hello", 4) );
210 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromUTF8("Hello", 5) );
211 CPPUNIT_ASSERT_EQUAL( "Hello", wxString::FromUTF8("Hello") );
213 //CPPUNIT_ASSERT_EQUAL( 1, wxString::FromUTF8("", 1).length() );
216 void StringTestCase::Extraction()
218 wxString
s(wxT("Hello, world!"));
220 CPPUNIT_ASSERT( wxStrcmp( s
.c_str() , wxT("Hello, world!") ) == 0 );
221 CPPUNIT_ASSERT( wxStrcmp( s
.Left(5).c_str() , wxT("Hello") ) == 0 );
222 CPPUNIT_ASSERT( wxStrcmp( s
.Right(6).c_str() , wxT("world!") ) == 0 );
223 CPPUNIT_ASSERT( wxStrcmp( s(3, 5).c_str() , wxT("lo, w") ) == 0 );
224 CPPUNIT_ASSERT( wxStrcmp( s
.Mid(3).c_str() , wxT("lo, world!") ) == 0 );
225 CPPUNIT_ASSERT( wxStrcmp( s
.substr(3, 5).c_str() , wxT("lo, w") ) == 0 );
226 CPPUNIT_ASSERT( wxStrcmp( s
.substr(3).c_str() , wxT("lo, world!") ) == 0 );
229 static const char *germanUTF8
= "Oberfl\303\244che";
230 wxString
strUnicode(wxString::FromUTF8(germanUTF8
));
232 CPPUNIT_ASSERT( strUnicode
.Mid(0, 10) == strUnicode
);
233 CPPUNIT_ASSERT( strUnicode
.Mid(7, 2) == "ch" );
234 #endif // wxUSE_UNICODE
238 #define TEST_STARTS_WITH(prefix, correct_rest, result) \
239 CPPUNIT_ASSERT_EQUAL(result, s.StartsWith(prefix, &rest)); \
241 CPPUNIT_ASSERT_EQUAL(correct_rest, rest)
243 TEST_STARTS_WITH( wxT("Hello"), wxT(", world!"), true );
244 TEST_STARTS_WITH( wxT("Hello, "), wxT("world!"), true );
245 TEST_STARTS_WITH( wxT("Hello, world!"), wxT(""), true );
246 TEST_STARTS_WITH( wxT("Hello, world!!!"), wxT(""), false );
247 TEST_STARTS_WITH( wxT(""), wxT("Hello, world!"), true );
248 TEST_STARTS_WITH( wxT("Goodbye"), wxT(""), false );
249 TEST_STARTS_WITH( wxT("Hi"), wxT(""), false );
251 #undef TEST_STARTS_WITH
253 rest
= "Hello world";
254 CPPUNIT_ASSERT( rest
.StartsWith("Hello ", &rest
) );
255 CPPUNIT_ASSERT_EQUAL("world", rest
);
257 #define TEST_ENDS_WITH(suffix, correct_rest, result) \
258 CPPUNIT_ASSERT_EQUAL(result, s.EndsWith(suffix, &rest)); \
260 CPPUNIT_ASSERT_EQUAL(correct_rest, rest)
262 TEST_ENDS_WITH( wxT(""), wxT("Hello, world!"), true );
263 TEST_ENDS_WITH( wxT("!"), wxT("Hello, world"), true );
264 TEST_ENDS_WITH( wxT(", world!"), wxT("Hello"), true );
265 TEST_ENDS_WITH( wxT("ello, world!"), wxT("H"), true );
266 TEST_ENDS_WITH( wxT("Hello, world!"), wxT(""), true );
267 TEST_ENDS_WITH( wxT("very long string"), wxT(""), false );
268 TEST_ENDS_WITH( wxT("?"), wxT(""), false );
269 TEST_ENDS_WITH( wxT("Hello, world"), wxT(""), false );
270 TEST_ENDS_WITH( wxT("Gello, world!"), wxT(""), false );
272 #undef TEST_ENDS_WITH
275 void StringTestCase::Trim()
277 #define TEST_TRIM( str , dir , result ) \
278 CPPUNIT_ASSERT( wxString(str).Trim(dir) == result )
280 TEST_TRIM( wxT(" Test "), true, wxT(" Test") );
281 TEST_TRIM( wxT(" "), true, wxT("") );
282 TEST_TRIM( wxT(" "), true, wxT("") );
283 TEST_TRIM( wxT(""), true, wxT("") );
285 TEST_TRIM( wxT(" Test "), false, wxT("Test ") );
286 TEST_TRIM( wxT(" "), false, wxT("") );
287 TEST_TRIM( wxT(" "), false, wxT("") );
288 TEST_TRIM( wxT(""), false, wxT("") );
293 void StringTestCase::Find()
295 #define TEST_FIND( str , start , result ) \
296 CPPUNIT_ASSERT( wxString(str).find(wxT("ell"), start) == result );
298 TEST_FIND( wxT("Well, hello world"), 0, 1 );
299 TEST_FIND( wxT("Well, hello world"), 6, 7 );
300 TEST_FIND( wxT("Well, hello world"), 9, wxString::npos
);
305 void StringTestCase::Replace()
307 #define TEST_REPLACE( original , pos , len , replacement , result ) \
309 wxString s = original; \
310 s.replace( pos , len , replacement ); \
311 CPPUNIT_ASSERT_EQUAL( result, s ); \
314 TEST_REPLACE( wxT("012-AWORD-XYZ"), 4, 5, wxT("BWORD"), wxT("012-BWORD-XYZ") );
315 TEST_REPLACE( wxT("increase"), 0, 2, wxT("de"), wxT("decrease") );
316 TEST_REPLACE( wxT("wxWindow"), 8, 0, wxT("s"), wxT("wxWindows") );
317 TEST_REPLACE( wxT("foobar"), 3, 0, wxT("-"), wxT("foo-bar") );
318 TEST_REPLACE( wxT("barfoo"), 0, 6, wxT("foobar"), wxT("foobar") );
321 #define TEST_NULLCHARREPLACE( o , olen, pos , len , replacement , r, rlen ) \
323 wxString s(o,olen); \
324 s.replace( pos , len , replacement ); \
325 CPPUNIT_ASSERT_EQUAL( wxString(r,rlen), s ); \
328 TEST_NULLCHARREPLACE( wxT("null\0char"), 9, 5, 1, wxT("d"),
329 wxT("null\0dhar"), 9 );
331 #define TEST_WXREPLACE( o , olen, olds, news, all, r, rlen ) \
333 wxString s(o,olen); \
334 s.Replace( olds, news, all ); \
335 CPPUNIT_ASSERT_EQUAL( wxString(r,rlen), s ); \
338 TEST_WXREPLACE( wxT("null\0char"), 9, wxT("c"), wxT("de"), true,
339 wxT("null\0dehar"), 10 );
341 TEST_WXREPLACE( wxT("null\0dehar"), 10, wxT("de"), wxT("c"), true,
342 wxT("null\0char"), 9 );
344 TEST_WXREPLACE( "life", 4, "f", "", false, "lie", 3 );
345 TEST_WXREPLACE( "life", 4, "f", "", true, "lie", 3 );
346 TEST_WXREPLACE( "life", 4, "fe", "ve", true, "live", 4 );
347 TEST_WXREPLACE( "xx", 2, "x", "yy", true, "yyyy", 4 );
348 TEST_WXREPLACE( "xxx", 3, "xx", "z", true, "zx", 2 );
350 #undef TEST_WXREPLACE
351 #undef TEST_NULLCHARREPLACE
355 void StringTestCase::Match()
357 #define TEST_MATCH( s1 , s2 , result ) \
358 CPPUNIT_ASSERT( wxString(s1).Matches(s2) == result )
360 TEST_MATCH( wxT("foobar"), wxT("foo*"), true );
361 TEST_MATCH( wxT("foobar"), wxT("*oo*"), true );
362 TEST_MATCH( wxT("foobar"), wxT("*bar"), true );
363 TEST_MATCH( wxT("foobar"), wxT("??????"), true );
364 TEST_MATCH( wxT("foobar"), wxT("f??b*"), true );
365 TEST_MATCH( wxT("foobar"), wxT("f?b*"), false );
366 TEST_MATCH( wxT("foobar"), wxT("*goo*"), false );
367 TEST_MATCH( wxT("foobar"), wxT("*foo"), false );
368 TEST_MATCH( wxT("foobarfoo"), wxT("*foo"), true );
369 TEST_MATCH( wxT(""), wxT("*"), true );
370 TEST_MATCH( wxT(""), wxT("?"), false );
376 void StringTestCase::CaseChanges()
378 wxString
s1(wxT("Hello!"));
384 CPPUNIT_ASSERT_EQUAL( wxT("HELLO!"), s1u
);
385 CPPUNIT_ASSERT_EQUAL( wxT("hello!"), s1l
);
391 CPPUNIT_ASSERT_EQUAL( "", s2u
);
392 CPPUNIT_ASSERT_EQUAL( "", s2l
);
395 wxString
s3("good bye");
396 CPPUNIT_ASSERT_EQUAL( "Good bye", s3
.Capitalize() );
397 s3
.MakeCapitalized();
398 CPPUNIT_ASSERT_EQUAL( "Good bye", s3
);
400 CPPUNIT_ASSERT_EQUAL( "Abc", wxString("ABC").Capitalize() );
402 CPPUNIT_ASSERT_EQUAL( "", wxString().Capitalize() );
405 void StringTestCase::Compare()
407 wxString s1
= wxT("AHH");
408 wxString eq
= wxT("AHH");
409 wxString neq1
= wxT("HAH");
410 wxString neq2
= wxT("AH");
411 wxString neq3
= wxT("AHHH");
412 wxString neq4
= wxT("AhH");
414 CPPUNIT_ASSERT( s1
== eq
);
415 CPPUNIT_ASSERT( s1
!= neq1
);
416 CPPUNIT_ASSERT( s1
!= neq2
);
417 CPPUNIT_ASSERT( s1
!= neq3
);
418 CPPUNIT_ASSERT( s1
!= neq4
);
420 CPPUNIT_ASSERT( s1
== wxT("AHH") );
421 CPPUNIT_ASSERT( s1
!= wxT("no") );
422 CPPUNIT_ASSERT( s1
< wxT("AZ") );
423 CPPUNIT_ASSERT( s1
<= wxT("AZ") );
424 CPPUNIT_ASSERT( s1
<= wxT("AHH") );
425 CPPUNIT_ASSERT( s1
> wxT("AA") );
426 CPPUNIT_ASSERT( s1
>= wxT("AA") );
427 CPPUNIT_ASSERT( s1
>= wxT("AHH") );
429 // test comparison with C strings in Unicode build (must work in ANSI as
431 CPPUNIT_ASSERT( s1
== "AHH" );
432 CPPUNIT_ASSERT( s1
!= "no" );
433 CPPUNIT_ASSERT( s1
< "AZ" );
434 CPPUNIT_ASSERT( s1
<= "AZ" );
435 CPPUNIT_ASSERT( s1
<= "AHH" );
436 CPPUNIT_ASSERT( s1
> "AA" );
437 CPPUNIT_ASSERT( s1
>= "AA" );
438 CPPUNIT_ASSERT( s1
>= "AHH" );
440 // wxString _s1 = wxT("A\0HH");
441 // wxString _eq = wxT("A\0HH");
442 // wxString _neq1 = wxT("H\0AH");
443 // wxString _neq2 = wxT("A\0H");
444 // wxString _neq3 = wxT("A\0HHH");
445 // wxString _neq4 = wxT("A\0hH");
448 neq1
.insert(1,1,'\0');
449 neq2
.insert(1,1,'\0');
450 neq3
.insert(1,1,'\0');
451 neq4
.insert(1,1,'\0');
453 CPPUNIT_ASSERT( s1
== eq
);
454 CPPUNIT_ASSERT( s1
!= neq1
);
455 CPPUNIT_ASSERT( s1
!= neq2
);
456 CPPUNIT_ASSERT( s1
!= neq3
);
457 CPPUNIT_ASSERT( s1
!= neq4
);
459 CPPUNIT_ASSERT( wxString("\n").Cmp(" ") < 0 );
460 CPPUNIT_ASSERT( wxString("'").Cmp("!") > 0 );
461 CPPUNIT_ASSERT( wxString("!").Cmp("z") < 0 );
464 void StringTestCase::CompareNoCase()
466 wxString s1
= wxT("AHH");
467 wxString eq
= wxT("AHH");
468 wxString eq2
= wxT("AhH");
469 wxString eq3
= wxT("ahh");
470 wxString neq
= wxT("HAH");
471 wxString neq2
= wxT("AH");
472 wxString neq3
= wxT("AHHH");
474 #define CPPUNIT_CNCEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) == 0)
475 #define CPPUNIT_CNCNEQ_ASSERT(s1, s2) CPPUNIT_ASSERT( s1.CmpNoCase(s2) != 0)
477 CPPUNIT_CNCEQ_ASSERT( s1
, eq
);
478 CPPUNIT_CNCEQ_ASSERT( s1
, eq2
);
479 CPPUNIT_CNCEQ_ASSERT( s1
, eq3
);
481 CPPUNIT_CNCNEQ_ASSERT( s1
, neq
);
482 CPPUNIT_CNCNEQ_ASSERT( s1
, neq2
);
483 CPPUNIT_CNCNEQ_ASSERT( s1
, neq3
);
486 // wxString _s1 = wxT("A\0HH");
487 // wxString _eq = wxT("A\0HH");
488 // wxString _eq2 = wxT("A\0hH");
489 // wxString _eq3 = wxT("a\0hh");
490 // wxString _neq = wxT("H\0AH");
491 // wxString _neq2 = wxT("A\0H");
492 // wxString _neq3 = wxT("A\0HHH");
496 eq2
.insert(1,1,'\0');
497 eq3
.insert(1,1,'\0');
498 neq
.insert(1,1,'\0');
499 neq2
.insert(1,1,'\0');
500 neq3
.insert(1,1,'\0');
502 CPPUNIT_CNCEQ_ASSERT( s1
, eq
);
503 CPPUNIT_CNCEQ_ASSERT( s1
, eq2
);
504 CPPUNIT_CNCEQ_ASSERT( s1
, eq3
);
506 CPPUNIT_CNCNEQ_ASSERT( s1
, neq
);
507 CPPUNIT_CNCNEQ_ASSERT( s1
, neq2
);
508 CPPUNIT_CNCNEQ_ASSERT( s1
, neq3
);
510 CPPUNIT_ASSERT( wxString("\n").CmpNoCase(" ") < 0 );
511 CPPUNIT_ASSERT( wxString("'").CmpNoCase("!") > 0);
512 CPPUNIT_ASSERT( wxString("!").Cmp("Z") < 0 );
515 void StringTestCase::Contains()
517 static const struct ContainsData
520 const wxChar
*needle
;
524 { wxT(""), wxT(""), true },
525 { wxT(""), wxT("foo"), false },
526 { wxT("foo"), wxT(""), true },
527 { wxT("foo"), wxT("f"), true },
528 { wxT("foo"), wxT("o"), true },
529 { wxT("foo"), wxT("oo"), true },
530 { wxT("foo"), wxT("ooo"), false },
531 { wxT("foo"), wxT("oooo"), false },
532 { wxT("foo"), wxT("fooo"), false },
535 for ( size_t n
= 0; n
< WXSIZEOF(containsData
); n
++ )
537 const ContainsData
& cd
= containsData
[n
];
538 CPPUNIT_ASSERT_EQUAL( cd
.contains
, wxString(cd
.hay
).Contains(cd
.needle
) );
542 // flags used in ToLongData.flags
547 Number_Unsigned
= 2, // if not specified, works for signed conversion
548 Number_Signed
= 4, // if not specified, works for unsigned
549 Number_LongLong
= 8, // only for long long tests
550 Number_Long
= 16 // only for long tests
553 static const struct ToLongData
560 #endif // wxLongLong_t
563 long LValue() const { return value
; }
564 unsigned long ULValue() const { return value
; }
566 wxLongLong_t
LLValue() const { return value
; }
567 wxULongLong_t
ULLValue() const { return (wxULongLong_t
)value
; }
568 #endif // wxLongLong_t
570 bool IsOk() const { return !(flags
& Number_Invalid
); }
573 { wxT("1"), 1, Number_Ok
},
574 { wxT("0"), 0, Number_Ok
},
575 { wxT("a"), 0, Number_Invalid
},
576 { wxT("12345"), 12345, Number_Ok
},
577 { wxT("--1"), 0, Number_Invalid
},
579 { wxT("-1"), -1, Number_Signed
| Number_Long
},
580 // this is surprising but consistent with strtoul() behaviour
581 { wxT("-1"), ULONG_MAX
, Number_Unsigned
| Number_Long
},
583 // this must overflow, even with 64 bit long
584 { wxT("922337203685477580711"), 0, Number_Invalid
},
587 { wxT("2147483648"), wxLL(2147483648), Number_LongLong
},
588 { wxT("-2147483648"), wxLL(-2147483648), Number_LongLong
| Number_Signed
},
589 { wxT("9223372036854775808"), wxULL(9223372036854775808), Number_LongLong
|
591 #endif // wxLongLong_t
594 void StringTestCase::ToLong()
597 for ( size_t n
= 0; n
< WXSIZEOF(longData
); n
++ )
599 const ToLongData
& ld
= longData
[n
];
601 if ( ld
.flags
& (Number_LongLong
| Number_Unsigned
) )
604 // NOTE: unless you're using some exotic locale, ToCLong and ToLong
605 // should behave the same for our test data set:
607 CPPUNIT_ASSERT_EQUAL( ld
.IsOk(), wxString(ld
.str
).ToCLong(&l
) );
609 CPPUNIT_ASSERT_EQUAL( ld
.LValue(), l
);
611 CPPUNIT_ASSERT_EQUAL( ld
.IsOk(), wxString(ld
.str
).ToLong(&l
) );
613 CPPUNIT_ASSERT_EQUAL( ld
.LValue(), l
);
616 // special case: check that the output is not modified if the parsing
619 CPPUNIT_ASSERT( !wxString("foo").ToLong(&l
) );
620 CPPUNIT_ASSERT_EQUAL( 17, l
);
622 // also check that it is modified if we did parse something successfully in
623 // the beginning of the string
624 CPPUNIT_ASSERT( !wxString("9 cats").ToLong(&l
) );
625 CPPUNIT_ASSERT_EQUAL( 9, l
);
628 void StringTestCase::ToULong()
631 for ( size_t n
= 0; n
< WXSIZEOF(longData
); n
++ )
633 const ToLongData
& ld
= longData
[n
];
635 if ( ld
.flags
& (Number_LongLong
| Number_Signed
) )
638 // NOTE: unless you're using some exotic locale, ToCLong and ToLong
639 // should behave the same for our test data set:
641 CPPUNIT_ASSERT_EQUAL( ld
.IsOk(), wxString(ld
.str
).ToCULong(&ul
) );
643 CPPUNIT_ASSERT_EQUAL( ld
.ULValue(), ul
);
645 CPPUNIT_ASSERT_EQUAL( ld
.IsOk(), wxString(ld
.str
).ToULong(&ul
) );
647 CPPUNIT_ASSERT_EQUAL( ld
.ULValue(), ul
);
653 void StringTestCase::ToLongLong()
656 for ( size_t n
= 0; n
< WXSIZEOF(longData
); n
++ )
658 const ToLongData
& ld
= longData
[n
];
660 if ( ld
.flags
& (Number_Long
| Number_Unsigned
) )
663 CPPUNIT_ASSERT_EQUAL( ld
.IsOk(), wxString(ld
.str
).ToLongLong(&l
) );
665 CPPUNIT_ASSERT_EQUAL( ld
.LLValue(), l
);
669 void StringTestCase::ToULongLong()
672 for ( size_t n
= 0; n
< WXSIZEOF(longData
); n
++ )
674 const ToLongData
& ld
= longData
[n
];
676 if ( ld
.flags
& (Number_Long
| Number_Signed
) )
679 CPPUNIT_ASSERT_EQUAL( ld
.IsOk(), wxString(ld
.str
).ToULongLong(&ul
) );
681 CPPUNIT_ASSERT_EQUAL( ld
.ULLValue(), ul
);
685 #endif // wxLongLong_t
687 void StringTestCase::ToDouble()
690 static const struct ToDoubleData
697 { wxT("1"), 1, true },
698 { wxT("1.23"), 1.23, true },
699 { wxT(".1"), .1, true },
700 { wxT("1."), 1, true },
701 { wxT("1.."), 0, false },
702 { wxT("0"), 0, true },
703 { wxT("a"), 0, false },
704 { wxT("12345"), 12345, true },
705 { wxT("-1"), -1, true },
706 { wxT("--1"), 0, false },
707 { wxT("-3E-5"), -3E-5, true },
708 { wxT("-3E-abcde5"), 0, false },
711 // test ToCDouble() first:
714 for ( n
= 0; n
< WXSIZEOF(doubleData
); n
++ )
716 const ToDoubleData
& ld
= doubleData
[n
];
717 CPPUNIT_ASSERT_EQUAL( ld
.ok
, wxString(ld
.str
).ToCDouble(&d
) );
719 CPPUNIT_ASSERT_EQUAL( ld
.value
, d
);
723 // test ToDouble() now:
724 // NOTE: for the test to be reliable, we need to set the locale explicitly
725 // so that we know the decimal point character to use
727 if (!wxLocale::IsAvailable(wxLANGUAGE_FRENCH
))
728 return; // you should have french support installed to continue this test!
732 // don't load default catalog, it may be unavailable:
733 CPPUNIT_ASSERT( locale
.Init(wxLANGUAGE_FRENCH
, wxLOCALE_DONT_LOAD_DEFAULT
) );
735 static const struct ToDoubleData doubleData2
[] =
737 { wxT("1"), 1, true },
738 { wxT("1,23"), 1.23, true },
739 { wxT(",1"), .1, true },
740 { wxT("1,"), 1, true },
741 { wxT("1,,"), 0, false },
742 { wxT("0"), 0, true },
743 { wxT("a"), 0, false },
744 { wxT("12345"), 12345, true },
745 { wxT("-1"), -1, true },
746 { wxT("--1"), 0, false },
747 { wxT("-3E-5"), -3E-5, true },
748 { wxT("-3E-abcde5"), 0, false },
751 for ( n
= 0; n
< WXSIZEOF(doubleData2
); n
++ )
753 const ToDoubleData
& ld
= doubleData2
[n
];
754 CPPUNIT_ASSERT_EQUAL( ld
.ok
, wxString(ld
.str
).ToDouble(&d
) );
756 CPPUNIT_ASSERT_EQUAL( ld
.value
, d
);
760 void StringTestCase::FromDouble()
762 static const struct FromDoubleTestData
769 // NB: there are no standards about the minimum exponent width
770 // and newer MSVC versions use 3 digits as minimum exponent
771 // width while GNU libc uses 2 digits as minimum width...
772 #ifdef wxUSING_VC_CRT_IO
773 { -3e-10, "-3e-010" },
775 { -3e-10, "-3e-10" },
777 { -0.45678, "-0.45678" },
780 for ( unsigned n
= 0; n
< WXSIZEOF(testData
); n
++ )
782 const FromDoubleTestData
& td
= testData
[n
];
783 CPPUNIT_ASSERT_EQUAL( td
.str
, wxString::FromCDouble(td
.value
) );
786 if ( !wxLocale::IsAvailable(wxLANGUAGE_FRENCH
) )
790 CPPUNIT_ASSERT( locale
.Init(wxLANGUAGE_FRENCH
, wxLOCALE_DONT_LOAD_DEFAULT
) );
792 for ( unsigned m
= 0; m
< WXSIZEOF(testData
); m
++ )
794 const FromDoubleTestData
& td
= testData
[m
];
796 wxString
str(td
.str
);
797 str
.Replace(".", ",");
798 CPPUNIT_ASSERT_EQUAL( str
, wxString::FromDouble(td
.value
) );
802 void StringTestCase::StringBuf()
804 // check that buffer can be used to write into the string
806 wxStrcpy(wxStringBuffer(s
, 10), wxT("foo"));
808 CPPUNIT_ASSERT_EQUAL(3, s
.length());
809 CPPUNIT_ASSERT(wxT('f') == s
[0u]);
810 CPPUNIT_ASSERT(wxT('o') == s
[1]);
811 CPPUNIT_ASSERT(wxT('o') == s
[2]);
814 // also check that the buffer initially contains the original string
816 wxStringBuffer
buf(s
, 10);
817 CPPUNIT_ASSERT_EQUAL( wxT('f'), buf
[0] );
818 CPPUNIT_ASSERT_EQUAL( wxT('o'), buf
[1] );
819 CPPUNIT_ASSERT_EQUAL( wxT('o'), buf
[2] );
820 CPPUNIT_ASSERT_EQUAL( wxT('\0'), buf
[3] );
824 wxStringBufferLength
buf(s
, 10);
825 CPPUNIT_ASSERT_EQUAL( wxT('f'), buf
[0] );
826 CPPUNIT_ASSERT_EQUAL( wxT('o'), buf
[1] );
827 CPPUNIT_ASSERT_EQUAL( wxT('o'), buf
[2] );
828 CPPUNIT_ASSERT_EQUAL( wxT('\0'), buf
[3] );
830 // and check that it can be used to write only the specified number of
831 // characters to the string
832 wxStrcpy(buf
, wxT("barrbaz"));
836 CPPUNIT_ASSERT_EQUAL(4, s
.length());
837 CPPUNIT_ASSERT(wxT('b') == s
[0u]);
838 CPPUNIT_ASSERT(wxT('a') == s
[1]);
839 CPPUNIT_ASSERT(wxT('r') == s
[2]);
840 CPPUNIT_ASSERT(wxT('r') == s
[3]);
842 // check that creating buffer of length smaller than string works, i.e. at
843 // least doesn't crash (it would if we naively copied the entire original
844 // string contents in the buffer)
845 *wxStringBuffer(s
, 1) = '!';
848 void StringTestCase::UTF8Buf()
851 // "czech" in Czech ("cestina"):
852 static const char *textUTF8
= "\304\215e\305\241tina";
853 static const wchar_t textUTF16
[] = {0x10D, 0x65, 0x161, 0x74, 0x69, 0x6E, 0x61, 0};
856 wxStrcpy(wxUTF8StringBuffer(s
, 9), textUTF8
);
857 CPPUNIT_ASSERT(s
== textUTF16
);
860 wxUTF8StringBufferLength
buf(s
, 20);
861 wxStrcpy(buf
, textUTF8
);
864 CPPUNIT_ASSERT(s
== wxString(textUTF16
, 0, 3));
865 #endif // wxUSE_UNICODE
870 void StringTestCase::CStrDataTernaryOperator()
872 DoCStrDataTernaryOperator(true);
873 DoCStrDataTernaryOperator(false);
876 template<typename T
> bool CheckStr(const wxString
& expected
, T s
)
878 return expected
== wxString(s
);
881 void StringTestCase::DoCStrDataTernaryOperator(bool cond
)
883 // test compilation of wxCStrData when used with operator?: (the asserts
884 // are not very important, we're testing if the code compiles at all):
888 const wchar_t *wcStr
= L
"foo";
889 CPPUNIT_ASSERT( CheckStr(s
, (cond
? s
.c_str() : wcStr
)) );
890 CPPUNIT_ASSERT( CheckStr(s
, (cond
? s
.c_str() : L
"foo")) );
891 CPPUNIT_ASSERT( CheckStr(s
, (cond
? wcStr
: s
.c_str())) );
892 CPPUNIT_ASSERT( CheckStr(s
, (cond
? L
"foo" : s
.c_str())) );
894 const char *mbStr
= "foo";
895 CPPUNIT_ASSERT( CheckStr(s
, (cond
? s
.c_str() : mbStr
)) );
896 CPPUNIT_ASSERT( CheckStr(s
, (cond
? s
.c_str() : "foo")) );
897 CPPUNIT_ASSERT( CheckStr(s
, (cond
? mbStr
: s
.c_str())) );
898 CPPUNIT_ASSERT( CheckStr(s
, (cond
? "foo" : s
.c_str())) );
901 CPPUNIT_ASSERT( CheckStr(empty
, (cond
? empty
.c_str() : wxEmptyString
)) );
902 CPPUNIT_ASSERT( CheckStr(empty
, (cond
? wxEmptyString
: empty
.c_str())) );
905 void StringTestCase::CStrDataOperators()
909 CPPUNIT_ASSERT( s
.c_str()[0] == 'h' );
910 CPPUNIT_ASSERT( s
.c_str()[1] == 'e' );
912 // IMPORTANT: at least with the CRT coming with MSVC++ 2008 trying to access
913 // the final character results in an assert failure (with debug CRT)
914 //CPPUNIT_ASSERT( s.c_str()[5] == '\0' );
916 CPPUNIT_ASSERT( *s
.c_str() == 'h' );
917 CPPUNIT_ASSERT( *(s
.c_str() + 2) == 'l' );
918 //CPPUNIT_ASSERT( *(s.c_str() + 5) == '\0' );
921 bool CheckStrChar(const wxString
& expected
, char *s
)
922 { return CheckStr(expected
, s
); }
923 bool CheckStrWChar(const wxString
& expected
, wchar_t *s
)
924 { return CheckStr(expected
, s
); }
925 bool CheckStrConstChar(const wxString
& expected
, const char *s
)
926 { return CheckStr(expected
, s
); }
927 bool CheckStrConstWChar(const wxString
& expected
, const wchar_t *s
)
928 { return CheckStr(expected
, s
); }
930 void StringTestCase::CStrDataImplicitConversion()
934 CPPUNIT_ASSERT( CheckStrConstWChar(s
, s
.c_str()) );
935 CPPUNIT_ASSERT( CheckStrConstChar(s
, s
.c_str()) );
937 // implicit conversion of wxString is not available in STL build
939 CPPUNIT_ASSERT( CheckStrConstWChar(s
, s
) );
940 CPPUNIT_ASSERT( CheckStrConstChar(s
, s
) );
944 void StringTestCase::ExplicitConversion()
948 CPPUNIT_ASSERT( CheckStr(s
, s
.mb_str()) );
949 CPPUNIT_ASSERT( CheckStrConstChar(s
, s
.mb_str()) );
950 CPPUNIT_ASSERT( CheckStrChar(s
, s
.char_str()) );
952 CPPUNIT_ASSERT( CheckStr(s
, s
.wc_str()) );
953 CPPUNIT_ASSERT( CheckStrConstWChar(s
, s
.wc_str()) );
954 CPPUNIT_ASSERT( CheckStrWChar(s
, s
.wchar_str()) );
957 void StringTestCase::IndexedAccess()
960 CPPUNIT_ASSERT_EQUAL( 'r', (char)s
[2] );
962 // this tests for a possible bug in UTF-8 based wxString implementation:
963 // the 3rd character of the underlying byte string is going to change, but
964 // the 3rd character of wxString should remain the same
966 CPPUNIT_ASSERT_EQUAL( 'r', (char)s
[2] );
969 void StringTestCase::BeforeAndAfter()
971 // Construct a string with 2 equal signs in it by concatenating its three
972 // parts: before the first "=", in between the two "="s and after the last
973 // one. This allows to avoid duplicating the string contents (which has to
974 // be different for Unicode and ANSI builds) in the tests below.
976 #define FIRST_PART L"letter"
977 #define MIDDLE_PART L"\xe9;\xe7a"
978 #define LAST_PART L"l\xe0"
979 #else // !wxUSE_UNICODE
980 #define FIRST_PART "letter"
981 #define MIDDLE_PART "e;ca"
982 #define LAST_PART "la"
983 #endif // wxUSE_UNICODE/!wxUSE_UNICODE
985 const wxString
s(FIRST_PART
wxT("=") MIDDLE_PART
wxT("=") LAST_PART
);
989 CPPUNIT_ASSERT_EQUAL( FIRST_PART
, s
.BeforeFirst('=', &r
) );
990 CPPUNIT_ASSERT_EQUAL( MIDDLE_PART
wxT("=") LAST_PART
, r
);
992 CPPUNIT_ASSERT_EQUAL( s
, s
.BeforeFirst('!', &r
) );
993 CPPUNIT_ASSERT_EQUAL( "", r
);
996 CPPUNIT_ASSERT_EQUAL( FIRST_PART
wxT("=") MIDDLE_PART
, s
.BeforeLast('=', &r
) );
997 CPPUNIT_ASSERT_EQUAL( LAST_PART
, r
);
999 CPPUNIT_ASSERT_EQUAL( "", s
.BeforeLast('!', &r
) );
1000 CPPUNIT_ASSERT_EQUAL( s
, r
);
1003 CPPUNIT_ASSERT_EQUAL( MIDDLE_PART
wxT("=") LAST_PART
, s
.AfterFirst('=') );
1004 CPPUNIT_ASSERT_EQUAL( "", s
.AfterFirst('!') );
1007 CPPUNIT_ASSERT_EQUAL( LAST_PART
, s
.AfterLast('=') );
1008 CPPUNIT_ASSERT_EQUAL( s
, s
.AfterLast('!') );
1015 void StringTestCase::ScopedBuffers()
1017 // wxString relies on efficient buffers, verify they work as they should
1019 const char *literal
= "Hello World!";
1021 // non-owned buffer points to the string passed to it
1022 wxScopedCharBuffer sbuf
= wxScopedCharBuffer::CreateNonOwned(literal
);
1023 CPPUNIT_ASSERT( sbuf
.data() == literal
);
1025 // a copy of scoped non-owned buffer still points to the same string
1026 wxScopedCharBuffer
sbuf2(sbuf
);
1027 CPPUNIT_ASSERT( sbuf
.data() == sbuf2
.data() );
1029 // but assigning it to wxCharBuffer makes a full copy
1030 wxCharBuffer
buf(sbuf
);
1031 CPPUNIT_ASSERT( buf
.data() != literal
);
1032 CPPUNIT_ASSERT_EQUAL( literal
, buf
.data() );
1034 wxCharBuffer buf2
= sbuf
;
1035 CPPUNIT_ASSERT( buf2
.data() != literal
);
1036 CPPUNIT_ASSERT_EQUAL( literal
, buf
.data() );