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cf8ee08b VS |
1 | /////////////////////////////////////////////////////////////////////////////// |
2 | // Name: tests/strings/crt.cpp | |
3 | // Purpose: Test for wx C runtime functions wrappers | |
4 | // Author: Vaclav Slavik | |
5 | // Created: 2004-06-03 | |
7c5ac499 | 6 | // Copyright: (c) 2004 Vaclav Slavik |
cf8ee08b VS |
7 | // Licence: wxWindows licence |
8 | /////////////////////////////////////////////////////////////////////////////// | |
9 | ||
10 | // ---------------------------------------------------------------------------- | |
11 | // headers | |
12 | // ---------------------------------------------------------------------------- | |
13 | ||
8899b155 | 14 | #include "testprec.h" |
cf8ee08b VS |
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 | #include "wx/textfile.h" | |
25 | ||
af9c764a VZ |
26 | // ---------------------------------------------------------------------------- |
27 | // constants | |
28 | // ---------------------------------------------------------------------------- | |
29 | ||
30 | static const char *strMB = "hello, world"; | |
31 | static const wchar_t *strWC = L"hello, world"; | |
32 | static const wxString strWX("hello, world"); | |
33 | ||
cf8ee08b VS |
34 | // ---------------------------------------------------------------------------- |
35 | // test class | |
36 | // ---------------------------------------------------------------------------- | |
37 | ||
38 | class CrtTestCase : public CppUnit::TestCase | |
39 | { | |
40 | public: | |
41 | CrtTestCase() {} | |
42 | ||
43 | private: | |
44 | CPPUNIT_TEST_SUITE( CrtTestCase ); | |
45 | CPPUNIT_TEST( SetGetEnv ); | |
87f528f1 | 46 | #if wxUSE_UNICODE |
874dbd3a | 47 | CPPUNIT_TEST( Strchr ); |
87f528f1 | 48 | #endif // wxUSE_UNICODE |
52de37c7 VS |
49 | CPPUNIT_TEST( Strcmp ); |
50 | CPPUNIT_TEST( Strspn ); | |
51 | CPPUNIT_TEST( Strcspn ); | |
105260e8 | 52 | CPPUNIT_TEST( Strpbrk ); |
7c5ac499 | 53 | CPPUNIT_TEST( Strnlen ); |
cf8ee08b VS |
54 | CPPUNIT_TEST_SUITE_END(); |
55 | ||
56 | void SetGetEnv(); | |
87f528f1 | 57 | #if wxUSE_UNICODE |
874dbd3a | 58 | void Strchr(); |
87f528f1 | 59 | #endif // wxUSE_UNICODE |
52de37c7 VS |
60 | void Strcmp(); |
61 | void Strspn(); | |
62 | void Strcspn(); | |
105260e8 | 63 | void Strpbrk(); |
7c5ac499 | 64 | void Strnlen(); |
cf8ee08b VS |
65 | |
66 | DECLARE_NO_COPY_CLASS(CrtTestCase) | |
67 | }; | |
68 | ||
69 | // register in the unnamed registry so that these tests are run by default | |
70 | CPPUNIT_TEST_SUITE_REGISTRATION( CrtTestCase ); | |
71 | ||
e3778b4d | 72 | // also include in its own registry so that these tests can be run alone |
cf8ee08b VS |
73 | CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( CrtTestCase, "CrtTestCase" ); |
74 | ||
75 | void CrtTestCase::SetGetEnv() | |
76 | { | |
9a83f860 | 77 | #define TESTVAR_NAME wxT("WXTESTVAR") |
787de19a | 78 | |
cf8ee08b | 79 | wxString val; |
9a83f860 | 80 | wxSetEnv(TESTVAR_NAME, wxT("value")); |
787de19a VZ |
81 | CPPUNIT_ASSERT( wxGetEnv(TESTVAR_NAME, &val) ); |
82 | CPPUNIT_ASSERT_EQUAL( "value", val ); | |
83 | CPPUNIT_ASSERT_EQUAL( "value", wxString(wxGetenv(TESTVAR_NAME)) ); | |
84 | ||
9a83f860 | 85 | wxSetEnv(TESTVAR_NAME, wxT("something else")); |
787de19a VZ |
86 | CPPUNIT_ASSERT( wxGetEnv(TESTVAR_NAME, &val) ); |
87 | CPPUNIT_ASSERT_EQUAL( "something else", val ); | |
88 | CPPUNIT_ASSERT_EQUAL( "something else", wxString(wxGetenv(TESTVAR_NAME)) ); | |
89 | ||
90 | CPPUNIT_ASSERT( wxUnsetEnv(TESTVAR_NAME) ); | |
91 | CPPUNIT_ASSERT( !wxGetEnv(TESTVAR_NAME, NULL) ); | |
92 | CPPUNIT_ASSERT( !wxGetenv(TESTVAR_NAME) ); | |
93 | ||
94 | #undef TESTVAR_NAME | |
cf8ee08b | 95 | } |
52de37c7 | 96 | |
87f528f1 | 97 | #if wxUSE_UNICODE |
874dbd3a VZ |
98 | void CrtTestCase::Strchr() |
99 | { | |
100 | // test that searching for a wide character in a narrow string simply | |
101 | // doesn't find it but doesn't fail with an assert (#11487) | |
102 | const wxUniChar smiley = *wxString::FromUTF8("\xe2\x98\xba").begin(); | |
103 | ||
104 | CPPUNIT_ASSERT( !wxStrchr("hello", smiley) ); | |
105 | ||
106 | // but searching for an explicitly wide character does find it | |
107 | CPPUNIT_ASSERT( wxStrchr(wxString::FromUTF8(":-) == \xe2\x98\xba"), | |
108 | static_cast<wchar_t>(smiley)) ); | |
109 | } | |
87f528f1 | 110 | #endif // wxUSE_UNICODE |
874dbd3a | 111 | |
52de37c7 VS |
112 | void CrtTestCase::Strcmp() |
113 | { | |
114 | // this code tests if all possible ways of calling wxStrcmp() compile: | |
115 | const char * const char1 = "first"; | |
116 | const wchar_t * const wchar1 = L"first"; | |
117 | wxString str1("first"); | |
118 | wxCStrData cstr1(str1.c_str()); | |
119 | wxCharBuffer charbuf1(char1); | |
120 | wxWCharBuffer wcharbuf1(wchar1); | |
121 | ||
122 | const char * const char2 = "last"; | |
123 | const wchar_t * const wchar2 = L"last"; | |
124 | wxString str2("last"); | |
125 | wxCStrData cstr2(str2.c_str()); | |
126 | wxCharBuffer charbuf2(char2); | |
127 | wxWCharBuffer wcharbuf2(wchar2); | |
128 | ||
129 | CPPUNIT_ASSERT( wxStrcmp(char1, char2) < 0 ); | |
130 | CPPUNIT_ASSERT( wxStrcmp(char1, wchar2) < 0 ); | |
131 | CPPUNIT_ASSERT( wxStrcmp(char1, str2) < 0 ); | |
132 | CPPUNIT_ASSERT( wxStrcmp(char1, cstr2) < 0 ); | |
133 | CPPUNIT_ASSERT( wxStrcmp(char1, charbuf2) < 0 ); | |
134 | CPPUNIT_ASSERT( wxStrcmp(char1, wcharbuf2) < 0 ); | |
135 | ||
136 | CPPUNIT_ASSERT( wxStrcmp(wchar1, char2) < 0 ); | |
137 | CPPUNIT_ASSERT( wxStrcmp(wchar1, wchar2) < 0 ); | |
138 | CPPUNIT_ASSERT( wxStrcmp(wchar1, str2) < 0 ); | |
139 | CPPUNIT_ASSERT( wxStrcmp(wchar1, cstr2) < 0 ); | |
140 | CPPUNIT_ASSERT( wxStrcmp(wchar1, charbuf2) < 0 ); | |
141 | CPPUNIT_ASSERT( wxStrcmp(wchar1, wcharbuf2) < 0 ); | |
142 | ||
143 | CPPUNIT_ASSERT( wxStrcmp(str1, char2) < 0 ); | |
144 | CPPUNIT_ASSERT( wxStrcmp(str1, wchar2) < 0 ); | |
145 | CPPUNIT_ASSERT( wxStrcmp(str1, str2) < 0 ); | |
146 | CPPUNIT_ASSERT( wxStrcmp(str1, cstr2) < 0 ); | |
147 | CPPUNIT_ASSERT( wxStrcmp(str1, charbuf2) < 0 ); | |
148 | CPPUNIT_ASSERT( wxStrcmp(str1, wcharbuf2) < 0 ); | |
149 | ||
150 | CPPUNIT_ASSERT( wxStrcmp(cstr1, char2) < 0 ); | |
151 | CPPUNIT_ASSERT( wxStrcmp(cstr1, wchar2) < 0 ); | |
152 | CPPUNIT_ASSERT( wxStrcmp(cstr1, str2) < 0 ); | |
153 | CPPUNIT_ASSERT( wxStrcmp(cstr1, cstr2) < 0 ); | |
154 | CPPUNIT_ASSERT( wxStrcmp(cstr1, charbuf2) < 0 ); | |
155 | CPPUNIT_ASSERT( wxStrcmp(cstr1, wcharbuf2) < 0 ); | |
156 | ||
157 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, char2) < 0 ); | |
158 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, wchar2) < 0 ); | |
159 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, str2) < 0 ); | |
160 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, cstr2) < 0 ); | |
161 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, charbuf2) < 0 ); | |
162 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, wcharbuf2) < 0 ); | |
163 | ||
164 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, char2) < 0 ); | |
165 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, wchar2) < 0 ); | |
166 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, str2) < 0 ); | |
167 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, cstr2) < 0 ); | |
168 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, charbuf2) < 0 ); | |
169 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, wcharbuf2) < 0 ); | |
170 | } | |
171 | ||
172 | void CrtTestCase::Strspn() | |
173 | { | |
f291c98e VZ |
174 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, "xyz") ); |
175 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, "xyz") ); | |
176 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, "xyz") ); | |
177 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, L"xyz") ); | |
178 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, L"xyz") ); | |
179 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, L"xyz") ); | |
180 | ||
181 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strMB, "hleo") ); | |
182 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strWC, "hleo") ); | |
183 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strWX, "hleo") ); | |
184 | ||
185 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, "ld") ); | |
186 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, "ld") ); | |
187 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, "ld") ); | |
188 | ||
189 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strMB, strWC) ); | |
190 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strWC, strWX) ); | |
191 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strWX, strMB) ); | |
52de37c7 VS |
192 | } |
193 | ||
194 | void CrtTestCase::Strcspn() | |
195 | { | |
f291c98e VZ |
196 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strMB, strWX) ); |
197 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWC, strMB) ); | |
198 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWX, strWC) ); | |
52de37c7 | 199 | |
f291c98e VZ |
200 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strMB, ", ") ); |
201 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strWC, ", ") ); | |
202 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strWX, ", ") ); | |
52de37c7 | 203 | |
f291c98e VZ |
204 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strMB, "hel") ); |
205 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWC, "hel") ); | |
206 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWX, "hel") ); | |
52de37c7 | 207 | |
f291c98e VZ |
208 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strMB, "xy") ); |
209 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strWC, "xy") ); | |
210 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strWX, "xy") ); | |
52de37c7 | 211 | } |
af9c764a | 212 | |
105260e8 VZ |
213 | void CrtTestCase::Strpbrk() |
214 | { | |
215 | const wxString s(", "); | |
216 | ||
217 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, ", ") ); | |
218 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, L", ") ); | |
219 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, ", ") ); | |
220 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX, L", ") ); | |
221 | ||
222 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, s) ); | |
223 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s) ); | |
224 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, s) ); | |
225 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX.c_str(), s) ); | |
226 | ||
227 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, s.c_str()) ); | |
228 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s.c_str()) ); | |
229 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, s.c_str()) ); | |
230 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX.c_str(), s.c_str()) ); | |
231 | ||
232 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, s.mb_str()) ); | |
233 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s.wc_str()) ); | |
234 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, s.mb_str()) ); | |
235 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX, s.wc_str()) ); | |
236 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX.c_str(), s.mb_str()) ); | |
237 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX.c_str(), s.wc_str()) ); | |
238 | ||
390b8241 VZ |
239 | CPPUNIT_ASSERT( !wxStrpbrk(strWX, "xyz") ); |
240 | CPPUNIT_ASSERT( !wxStrpbrk(strWX.c_str(), L"xyz") ); | |
105260e8 VZ |
241 | } |
242 | ||
7c5ac499 FM |
243 | void CrtTestCase::Strnlen() |
244 | { | |
7c5ac499 FM |
245 | // other misc tests for wxStrnlen(const char*, size_t) |
246 | ||
247 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen("", 0) ); | |
248 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen("", 8) ); | |
249 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen("1234", 0) ); | |
250 | CPPUNIT_ASSERT_EQUAL( (size_t)2, wxStrnlen("1234", 2) ); | |
251 | CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen("1234", 8) ); | |
252 | CPPUNIT_ASSERT_EQUAL( (size_t)7, wxStrnlen("1234567", 8) ); | |
253 | CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen("12345678", 8) ); | |
254 | CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen("123456789", 8) ); | |
255 | CPPUNIT_ASSERT_EQUAL( (size_t)9, wxStrnlen("123456789", 12) ); | |
256 | ||
257 | // other misc tests for wxStrnlen(const wchar_t*, size_t) | |
258 | ||
259 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen(L"", 0) ); | |
260 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen(L"", 8) ); | |
261 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen(L"1234", 0) ); | |
262 | CPPUNIT_ASSERT_EQUAL( (size_t)2, wxStrnlen(L"1234", 2) ); | |
263 | CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen(L"1234", 8) ); | |
264 | CPPUNIT_ASSERT_EQUAL( (size_t)7, wxStrnlen(L"1234567", 8) ); | |
265 | CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen(L"12345678", 8) ); | |
266 | CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen(L"123456789", 8) ); | |
267 | CPPUNIT_ASSERT_EQUAL( (size_t)9, wxStrnlen(L"123456789", 12) ); | |
268 | ||
269 | // wxStrlen() is only for NULL-terminated strings: | |
270 | CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen("1234" "\0" "78", 12) ); | |
271 | CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen(L"1234" L"\0" L"5678", 12) ); | |
272 | } | |
273 | ||
274 | ||
275 |