summaryrefslogtreecommitdiffstats
path: root/gnulib-tests/test-wcrtomb-w32.c
blob: 67fa5a31d812b8e271fd948b3a7383919d82a9ee (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
/* Test of conversion of wide character to multibyte character.
   Copyright (C) 2008-2022 Free Software Foundation, Inc.

   This program is free software: you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation, either version 3 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <https://www.gnu.org/licenses/>.  */

#include <config.h>

#include <wchar.h>

#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include "localcharset.h"
#include "macros.h"

#if defined _WIN32 && !defined __CYGWIN__

static int
test_one_locale (const char *name, int codepage)
{
  char buf[64];
  size_t ret;

# if 1
  /* Portable code to set the locale.  */
  {
    char name_with_codepage[1024];

    sprintf (name_with_codepage, "%s.%d", name, codepage);

    /* Set the locale.  */
    if (setlocale (LC_ALL, name_with_codepage) == NULL)
      return 77;
  }
# else
  /* Hacky way to set a locale.codepage combination that setlocale() refuses
     to set.  */
  {
    /* Codepage of the current locale, set with setlocale().
       Not necessarily the same as GetACP().  */
    extern __declspec(dllimport) unsigned int __lc_codepage;

    /* Set the locale.  */
    if (setlocale (LC_ALL, name) == NULL)
      return 77;

    /* Clobber the codepage and MB_CUR_MAX, both set by setlocale().  */
    __lc_codepage = codepage;
    switch (codepage)
      {
      case 1252:
      case 1256:
        MB_CUR_MAX = 1;
        break;
      case 932:
      case 950:
      case 936:
        MB_CUR_MAX = 2;
        break;
      case 54936:
      case 65001:
        MB_CUR_MAX = 4;
        break;
      }

    /* Test whether the codepage is really available.  */
    {
      mbstate_t state;
      wchar_t wc;

      memset (&state, '\0', sizeof (mbstate_t));
      if (mbrtowc (&wc, " ", 1, &state) == (size_t)(-1))
        return 77;
    }
  }
# endif

  /* Test NUL character.  */
  {
    buf[0] = 'x';
    ret = wcrtomb (buf, 0, NULL);
    ASSERT (ret == 1);
    ASSERT (buf[0] == '\0');
  }

  /* Test single bytes.  */
  {
    int c;

    for (c = 0; c < 0x100; c++)
      switch (c)
        {
        case '\t': case '\v': case '\f':
        case ' ': case '!': case '"': case '#': case '%':
        case '&': case '\'': case '(': case ')': case '*':
        case '+': case ',': case '-': case '.': case '/':
        case '0': case '1': case '2': case '3': case '4':
        case '5': case '6': case '7': case '8': case '9':
        case ':': case ';': case '<': case '=': case '>':
        case '?':
        case 'A': case 'B': case 'C': case 'D': case 'E':
        case 'F': case 'G': case 'H': case 'I': case 'J':
        case 'K': case 'L': case 'M': case 'N': case 'O':
        case 'P': case 'Q': case 'R': case 'S': case 'T':
        case 'U': case 'V': case 'W': case 'X': case 'Y':
        case 'Z':
        case '[': case '\\': case ']': case '^': case '_':
        case 'a': case 'b': case 'c': case 'd': case 'e':
        case 'f': case 'g': case 'h': case 'i': case 'j':
        case 'k': case 'l': case 'm': case 'n': case 'o':
        case 'p': case 'q': case 'r': case 's': case 't':
        case 'u': case 'v': case 'w': case 'x': case 'y':
        case 'z': case '{': case '|': case '}': case '~':
          /* c is in the ISO C "basic character set".  */
          ret = wcrtomb (buf, btowc (c), NULL);
          ASSERT (ret == 1);
          ASSERT (buf[0] == (char) c);
          break;
        }
  }

  /* Test special calling convention, passing a NULL pointer.  */
  {
    ret = wcrtomb (NULL, '\0', NULL);
    ASSERT (ret == 1);
    ret = wcrtomb (NULL, btowc ('x'), NULL);
    ASSERT (ret == 1);
  }

  switch (codepage)
    {
    case 1252:
      /* Locale encoding is CP1252, an extension of ISO-8859-1.  */
      {
        /* Convert "B\374\337er": "Büßer" */
        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x00FC, NULL);
        ASSERT (ret == 1);
        ASSERT (memcmp (buf, "\374", 1) == 0);
        ASSERT (buf[1] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x00DF, NULL);
        ASSERT (ret == 1);
        ASSERT (memcmp (buf, "\337", 1) == 0);
        ASSERT (buf[1] == 'x');
      }
      return 0;

    case 1256:
      /* Locale encoding is CP1256, not the same as ISO-8859-6.  */
      {
        /* Convert "x\302\341\346y": "xآلوy" */
        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x0622, NULL);
        ASSERT (ret == 1);
        ASSERT (memcmp (buf, "\302", 1) == 0);
        ASSERT (buf[1] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x0644, NULL);
        ASSERT (ret == 1);
        ASSERT (memcmp (buf, "\341", 1) == 0);
        ASSERT (buf[1] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x0648, NULL);
        ASSERT (ret == 1);
        ASSERT (memcmp (buf, "\346", 1) == 0);
        ASSERT (buf[1] == 'x');
      }
      return 0;

    case 932:
      /* Locale encoding is CP932, similar to Shift_JIS.  */
      {
        /* Convert "<\223\372\226\173\214\352>": "<日本語>" */
        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x65E5, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\223\372", 2) == 0);
        ASSERT (buf[2] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x672C, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\226\173", 2) == 0);
        ASSERT (buf[2] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x8A9E, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\214\352", 2) == 0);
        ASSERT (buf[2] == 'x');
      }
      return 0;

    case 950:
      /* Locale encoding is CP950, similar to Big5.  */
      {
        /* Convert "<\244\351\245\273\273\171>": "<日本語>" */
        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x65E5, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\244\351", 2) == 0);
        ASSERT (buf[2] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x672C, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\245\273", 2) == 0);
        ASSERT (buf[2] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x8A9E, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\273\171", 2) == 0);
        ASSERT (buf[2] == 'x');
      }
      return 0;

    case 936:
      /* Locale encoding is CP936 = GBK, an extension of GB2312.  */
      {
        /* Convert "<\310\325\261\276\325\132>": "<日本語>" */
        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x65E5, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\310\325", 2) == 0);
        ASSERT (buf[2] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x672C, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\261\276", 2) == 0);
        ASSERT (buf[2] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x8A9E, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\325\132", 2) == 0);
        ASSERT (buf[2] == 'x');
      }
      return 0;

    case 54936:
      /* Locale encoding is CP54936 = GB18030.  */
      if (strcmp (locale_charset (), "GB18030") != 0)
        return 77;
      {
        /* Convert "B\250\271\201\060\211\070er": "Büßer" */
        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x00FC, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\250\271", 2) == 0);
        ASSERT (buf[2] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x00DF, NULL);
        ASSERT (ret == 4);
        ASSERT (memcmp (buf, "\201\060\211\070", 4) == 0);
        ASSERT (buf[4] == 'x');
      }
      return 0;

    case 65001:
      /* Locale encoding is CP65001 = UTF-8.  */
      if (strcmp (locale_charset (), "UTF-8") != 0)
        return 77;
      {
        /* Convert "B\303\274\303\237er": "Büßer" */
        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x00FC, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\303\274", 2) == 0);
        ASSERT (buf[2] == 'x');

        memset (buf, 'x', 8);
        ret = wcrtomb (buf, 0x00DF, NULL);
        ASSERT (ret == 2);
        ASSERT (memcmp (buf, "\303\237", 2) == 0);
        ASSERT (buf[2] == 'x');
      }
      return 0;

    default:
      return 1;
    }
}

int
main (int argc, char *argv[])
{
  int codepage = atoi (argv[argc - 1]);
  int result;
  int i;

  result = 77;
  for (i = 1; i < argc - 1; i++)
    {
      int ret = test_one_locale (argv[i], codepage);

      if (ret != 77)
        result = ret;
    }

  if (result == 77)
    {
      fprintf (stderr, "Skipping test: found no locale with codepage %d\n",
               codepage);
    }
  return result;
}

#else

int
main (int argc, char *argv[])
{
  fputs ("Skipping test: not a native Windows system\n", stderr);
  return 77;
}

#endif