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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 | |
6 | // RCS-ID: $Id$ | |
7c5ac499 | 7 | // Copyright: (c) 2004 Vaclav Slavik |
cf8ee08b VS |
8 | // Licence: wxWindows licence |
9 | /////////////////////////////////////////////////////////////////////////////// | |
10 | ||
11 | // ---------------------------------------------------------------------------- | |
12 | // headers | |
13 | // ---------------------------------------------------------------------------- | |
14 | ||
8899b155 | 15 | #include "testprec.h" |
cf8ee08b VS |
16 | |
17 | #ifdef __BORLANDC__ | |
18 | #pragma hdrstop | |
19 | #endif | |
20 | ||
21 | #ifndef WX_PRECOMP | |
22 | #include "wx/wx.h" | |
23 | #endif // WX_PRECOMP | |
24 | ||
25 | #include "wx/textfile.h" | |
26 | ||
af9c764a VZ |
27 | // ---------------------------------------------------------------------------- |
28 | // constants | |
29 | // ---------------------------------------------------------------------------- | |
30 | ||
31 | static const char *strMB = "hello, world"; | |
32 | static const wchar_t *strWC = L"hello, world"; | |
33 | static const wxString strWX("hello, world"); | |
34 | ||
cf8ee08b VS |
35 | // ---------------------------------------------------------------------------- |
36 | // test class | |
37 | // ---------------------------------------------------------------------------- | |
38 | ||
39 | class CrtTestCase : public CppUnit::TestCase | |
40 | { | |
41 | public: | |
42 | CrtTestCase() {} | |
43 | ||
44 | private: | |
45 | CPPUNIT_TEST_SUITE( CrtTestCase ); | |
46 | CPPUNIT_TEST( SetGetEnv ); | |
87f528f1 | 47 | #if wxUSE_UNICODE |
874dbd3a | 48 | CPPUNIT_TEST( Strchr ); |
87f528f1 | 49 | #endif // wxUSE_UNICODE |
52de37c7 VS |
50 | CPPUNIT_TEST( Strcmp ); |
51 | CPPUNIT_TEST( Strspn ); | |
52 | CPPUNIT_TEST( Strcspn ); | |
105260e8 | 53 | CPPUNIT_TEST( Strpbrk ); |
7c5ac499 | 54 | CPPUNIT_TEST( Strnlen ); |
cf8ee08b VS |
55 | CPPUNIT_TEST_SUITE_END(); |
56 | ||
57 | void SetGetEnv(); | |
87f528f1 | 58 | #if wxUSE_UNICODE |
874dbd3a | 59 | void Strchr(); |
87f528f1 | 60 | #endif // wxUSE_UNICODE |
52de37c7 VS |
61 | void Strcmp(); |
62 | void Strspn(); | |
63 | void Strcspn(); | |
105260e8 | 64 | void Strpbrk(); |
7c5ac499 | 65 | void Strnlen(); |
cf8ee08b VS |
66 | |
67 | DECLARE_NO_COPY_CLASS(CrtTestCase) | |
68 | }; | |
69 | ||
70 | // register in the unnamed registry so that these tests are run by default | |
71 | CPPUNIT_TEST_SUITE_REGISTRATION( CrtTestCase ); | |
72 | ||
e3778b4d | 73 | // also include in its own registry so that these tests can be run alone |
cf8ee08b VS |
74 | CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( CrtTestCase, "CrtTestCase" ); |
75 | ||
76 | void CrtTestCase::SetGetEnv() | |
77 | { | |
9a83f860 | 78 | #define TESTVAR_NAME wxT("WXTESTVAR") |
787de19a | 79 | |
cf8ee08b | 80 | wxString val; |
9a83f860 | 81 | wxSetEnv(TESTVAR_NAME, wxT("value")); |
787de19a VZ |
82 | CPPUNIT_ASSERT( wxGetEnv(TESTVAR_NAME, &val) ); |
83 | CPPUNIT_ASSERT_EQUAL( "value", val ); | |
84 | CPPUNIT_ASSERT_EQUAL( "value", wxString(wxGetenv(TESTVAR_NAME)) ); | |
85 | ||
9a83f860 | 86 | wxSetEnv(TESTVAR_NAME, wxT("something else")); |
787de19a VZ |
87 | CPPUNIT_ASSERT( wxGetEnv(TESTVAR_NAME, &val) ); |
88 | CPPUNIT_ASSERT_EQUAL( "something else", val ); | |
89 | CPPUNIT_ASSERT_EQUAL( "something else", wxString(wxGetenv(TESTVAR_NAME)) ); | |
90 | ||
91 | CPPUNIT_ASSERT( wxUnsetEnv(TESTVAR_NAME) ); | |
92 | CPPUNIT_ASSERT( !wxGetEnv(TESTVAR_NAME, NULL) ); | |
93 | CPPUNIT_ASSERT( !wxGetenv(TESTVAR_NAME) ); | |
94 | ||
95 | #undef TESTVAR_NAME | |
cf8ee08b | 96 | } |
52de37c7 | 97 | |
87f528f1 | 98 | #if wxUSE_UNICODE |
874dbd3a VZ |
99 | void CrtTestCase::Strchr() |
100 | { | |
101 | // test that searching for a wide character in a narrow string simply | |
102 | // doesn't find it but doesn't fail with an assert (#11487) | |
103 | const wxUniChar smiley = *wxString::FromUTF8("\xe2\x98\xba").begin(); | |
104 | ||
105 | CPPUNIT_ASSERT( !wxStrchr("hello", smiley) ); | |
106 | ||
107 | // but searching for an explicitly wide character does find it | |
108 | CPPUNIT_ASSERT( wxStrchr(wxString::FromUTF8(":-) == \xe2\x98\xba"), | |
109 | static_cast<wchar_t>(smiley)) ); | |
110 | } | |
87f528f1 | 111 | #endif // wxUSE_UNICODE |
874dbd3a | 112 | |
52de37c7 VS |
113 | void CrtTestCase::Strcmp() |
114 | { | |
115 | // this code tests if all possible ways of calling wxStrcmp() compile: | |
116 | const char * const char1 = "first"; | |
117 | const wchar_t * const wchar1 = L"first"; | |
118 | wxString str1("first"); | |
119 | wxCStrData cstr1(str1.c_str()); | |
120 | wxCharBuffer charbuf1(char1); | |
121 | wxWCharBuffer wcharbuf1(wchar1); | |
122 | ||
123 | const char * const char2 = "last"; | |
124 | const wchar_t * const wchar2 = L"last"; | |
125 | wxString str2("last"); | |
126 | wxCStrData cstr2(str2.c_str()); | |
127 | wxCharBuffer charbuf2(char2); | |
128 | wxWCharBuffer wcharbuf2(wchar2); | |
129 | ||
130 | CPPUNIT_ASSERT( wxStrcmp(char1, char2) < 0 ); | |
131 | CPPUNIT_ASSERT( wxStrcmp(char1, wchar2) < 0 ); | |
132 | CPPUNIT_ASSERT( wxStrcmp(char1, str2) < 0 ); | |
133 | CPPUNIT_ASSERT( wxStrcmp(char1, cstr2) < 0 ); | |
134 | CPPUNIT_ASSERT( wxStrcmp(char1, charbuf2) < 0 ); | |
135 | CPPUNIT_ASSERT( wxStrcmp(char1, wcharbuf2) < 0 ); | |
136 | ||
137 | CPPUNIT_ASSERT( wxStrcmp(wchar1, char2) < 0 ); | |
138 | CPPUNIT_ASSERT( wxStrcmp(wchar1, wchar2) < 0 ); | |
139 | CPPUNIT_ASSERT( wxStrcmp(wchar1, str2) < 0 ); | |
140 | CPPUNIT_ASSERT( wxStrcmp(wchar1, cstr2) < 0 ); | |
141 | CPPUNIT_ASSERT( wxStrcmp(wchar1, charbuf2) < 0 ); | |
142 | CPPUNIT_ASSERT( wxStrcmp(wchar1, wcharbuf2) < 0 ); | |
143 | ||
144 | CPPUNIT_ASSERT( wxStrcmp(str1, char2) < 0 ); | |
145 | CPPUNIT_ASSERT( wxStrcmp(str1, wchar2) < 0 ); | |
146 | CPPUNIT_ASSERT( wxStrcmp(str1, str2) < 0 ); | |
147 | CPPUNIT_ASSERT( wxStrcmp(str1, cstr2) < 0 ); | |
148 | CPPUNIT_ASSERT( wxStrcmp(str1, charbuf2) < 0 ); | |
149 | CPPUNIT_ASSERT( wxStrcmp(str1, wcharbuf2) < 0 ); | |
150 | ||
151 | CPPUNIT_ASSERT( wxStrcmp(cstr1, char2) < 0 ); | |
152 | CPPUNIT_ASSERT( wxStrcmp(cstr1, wchar2) < 0 ); | |
153 | CPPUNIT_ASSERT( wxStrcmp(cstr1, str2) < 0 ); | |
154 | CPPUNIT_ASSERT( wxStrcmp(cstr1, cstr2) < 0 ); | |
155 | CPPUNIT_ASSERT( wxStrcmp(cstr1, charbuf2) < 0 ); | |
156 | CPPUNIT_ASSERT( wxStrcmp(cstr1, wcharbuf2) < 0 ); | |
157 | ||
158 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, char2) < 0 ); | |
159 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, wchar2) < 0 ); | |
160 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, str2) < 0 ); | |
161 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, cstr2) < 0 ); | |
162 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, charbuf2) < 0 ); | |
163 | CPPUNIT_ASSERT( wxStrcmp(charbuf1, wcharbuf2) < 0 ); | |
164 | ||
165 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, char2) < 0 ); | |
166 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, wchar2) < 0 ); | |
167 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, str2) < 0 ); | |
168 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, cstr2) < 0 ); | |
169 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, charbuf2) < 0 ); | |
170 | CPPUNIT_ASSERT( wxStrcmp(wcharbuf1, wcharbuf2) < 0 ); | |
171 | } | |
172 | ||
173 | void CrtTestCase::Strspn() | |
174 | { | |
f291c98e VZ |
175 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, "xyz") ); |
176 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, "xyz") ); | |
177 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, "xyz") ); | |
178 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, L"xyz") ); | |
179 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, L"xyz") ); | |
180 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, L"xyz") ); | |
181 | ||
182 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strMB, "hleo") ); | |
183 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strWC, "hleo") ); | |
184 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrspn(strWX, "hleo") ); | |
185 | ||
186 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strMB, "ld") ); | |
187 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWC, "ld") ); | |
188 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrspn(strWX, "ld") ); | |
189 | ||
190 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strMB, strWC) ); | |
191 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strWC, strWX) ); | |
192 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrspn(strWX, strMB) ); | |
52de37c7 VS |
193 | } |
194 | ||
195 | void CrtTestCase::Strcspn() | |
196 | { | |
f291c98e VZ |
197 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strMB, strWX) ); |
198 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWC, strMB) ); | |
199 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWX, strWC) ); | |
52de37c7 | 200 | |
f291c98e VZ |
201 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strMB, ", ") ); |
202 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strWC, ", ") ); | |
203 | CPPUNIT_ASSERT_EQUAL( (size_t)5, wxStrcspn(strWX, ", ") ); | |
52de37c7 | 204 | |
f291c98e VZ |
205 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strMB, "hel") ); |
206 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWC, "hel") ); | |
207 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrcspn(strWX, "hel") ); | |
52de37c7 | 208 | |
f291c98e VZ |
209 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strMB, "xy") ); |
210 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strWC, "xy") ); | |
211 | CPPUNIT_ASSERT_EQUAL( strWX.length(), wxStrcspn(strWX, "xy") ); | |
52de37c7 | 212 | } |
af9c764a | 213 | |
105260e8 VZ |
214 | void CrtTestCase::Strpbrk() |
215 | { | |
216 | const wxString s(", "); | |
217 | ||
218 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, ", ") ); | |
219 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, L", ") ); | |
220 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, ", ") ); | |
221 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX, L", ") ); | |
222 | ||
223 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, s) ); | |
224 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s) ); | |
225 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, s) ); | |
226 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX.c_str(), s) ); | |
227 | ||
228 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, s.c_str()) ); | |
229 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s.c_str()) ); | |
230 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, s.c_str()) ); | |
231 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX.c_str(), s.c_str()) ); | |
232 | ||
233 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strMB, s.mb_str()) ); | |
234 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWC, s.wc_str()) ); | |
235 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX, s.mb_str()) ); | |
236 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX, s.wc_str()) ); | |
237 | CPPUNIT_ASSERT_EQUAL( ',', *wxStrpbrk(strWX.c_str(), s.mb_str()) ); | |
238 | CPPUNIT_ASSERT_EQUAL( L',', *wxStrpbrk(strWX.c_str(), s.wc_str()) ); | |
239 | ||
390b8241 VZ |
240 | CPPUNIT_ASSERT( !wxStrpbrk(strWX, "xyz") ); |
241 | CPPUNIT_ASSERT( !wxStrpbrk(strWX.c_str(), L"xyz") ); | |
105260e8 VZ |
242 | } |
243 | ||
7c5ac499 FM |
244 | void CrtTestCase::Strnlen() |
245 | { | |
7c5ac499 FM |
246 | // other misc tests for wxStrnlen(const char*, size_t) |
247 | ||
248 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen("", 0) ); | |
249 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen("", 8) ); | |
250 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen("1234", 0) ); | |
251 | CPPUNIT_ASSERT_EQUAL( (size_t)2, wxStrnlen("1234", 2) ); | |
252 | CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen("1234", 8) ); | |
253 | CPPUNIT_ASSERT_EQUAL( (size_t)7, wxStrnlen("1234567", 8) ); | |
254 | CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen("12345678", 8) ); | |
255 | CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen("123456789", 8) ); | |
256 | CPPUNIT_ASSERT_EQUAL( (size_t)9, wxStrnlen("123456789", 12) ); | |
257 | ||
258 | // other misc tests for wxStrnlen(const wchar_t*, size_t) | |
259 | ||
260 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen(L"", 0) ); | |
261 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen(L"", 8) ); | |
262 | CPPUNIT_ASSERT_EQUAL( (size_t)0, wxStrnlen(L"1234", 0) ); | |
263 | CPPUNIT_ASSERT_EQUAL( (size_t)2, wxStrnlen(L"1234", 2) ); | |
264 | CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen(L"1234", 8) ); | |
265 | CPPUNIT_ASSERT_EQUAL( (size_t)7, wxStrnlen(L"1234567", 8) ); | |
266 | CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen(L"12345678", 8) ); | |
267 | CPPUNIT_ASSERT_EQUAL( (size_t)8, wxStrnlen(L"123456789", 8) ); | |
268 | CPPUNIT_ASSERT_EQUAL( (size_t)9, wxStrnlen(L"123456789", 12) ); | |
269 | ||
270 | // wxStrlen() is only for NULL-terminated strings: | |
271 | CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen("1234" "\0" "78", 12) ); | |
272 | CPPUNIT_ASSERT_EQUAL( (size_t)4, wxStrnlen(L"1234" L"\0" L"5678", 12) ); | |
273 | } | |
274 | ||
275 | ||
276 |