maint/gnulib/tests/test-c32rtomb-w32.c

/* */
This source file includes following definitions.
test_one_locale
main
main
   1 /* Test of conversion of wide character to multibyte character.
   2    Copyright (C) 2008-2021 Free Software Foundation, Inc.
   3 
   4    This program is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published by
   6    the Free Software Foundation; either version 3 of the License, or
   7    (at your option) any later version.
   8 
   9    This program is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13 
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16 
  17 #include <config.h>
  18 
  19 #include <uchar.h>
  20 
  21 #include <locale.h>
  22 #include <stdio.h>
  23 #include <stdlib.h>
  24 #include <string.h>
  25 
  26 #include "localcharset.h"
  27 #include "macros.h"
  28 
  29 #if defined _WIN32 && !defined __CYGWIN__
  30 
  31 static int
  32 test_one_locale (const char *name, int codepage)
     /*  */
  33 {
  34   char buf[64];
  35   size_t ret;
  36 
  37 # if 1
  38   /* Portable code to set the locale.  */
  39   {
  40     char name_with_codepage[1024];
  41 
  42     sprintf (name_with_codepage, "%s.%d", name, codepage);
  43 
  44     /* Set the locale.  */
  45     if (setlocale (LC_ALL, name_with_codepage) == NULL)
  46       return 77;
  47   }
  48 # else
  49   /* Hacky way to set a locale.codepage combination that setlocale() refuses
  50      to set.  */
  51   {
  52     /* Codepage of the current locale, set with setlocale().
  53        Not necessarily the same as GetACP().  */
  54     extern __declspec(dllimport) unsigned int __lc_codepage;
  55 
  56     /* Set the locale.  */
  57     if (setlocale (LC_ALL, name) == NULL)
  58       return 77;
  59 
  60     /* Clobber the codepage and MB_CUR_MAX, both set by setlocale().  */
  61     __lc_codepage = codepage;
  62     switch (codepage)
  63       {
  64       case 1252:
  65       case 1256:
  66         MB_CUR_MAX = 1;
  67         break;
  68       case 932:
  69       case 950:
  70       case 936:
  71         MB_CUR_MAX = 2;
  72         break;
  73       case 54936:
  74       case 65001:
  75         MB_CUR_MAX = 4;
  76         break;
  77       }
  78 
  79     /* Test whether the codepage is really available.  */
  80     {
  81       mbstate_t state;
  82       wchar_t wc;
  83 
  84       memset (&state, '\0', sizeof (mbstate_t));
  85       if (mbrtowc (&wc, " ", 1, &state) == (size_t)(-1))
  86         return 77;
  87     }
  88   }
  89 # endif
  90 
  91   /* Test NUL character.  */
  92   {
  93     buf[0] = 'x';
  94     ret = c32rtomb (buf, 0, NULL);
  95     ASSERT (ret == 1);
  96     ASSERT (buf[0] == '\0');
  97   }
  98 
  99   /* Test single bytes.  */
 100   {
 101     int c;
 102 
 103     for (c = 0; c < 0x100; c++)
 104       switch (c)
 105         {
 106         case '\t': case '\v': case '\f':
 107         case ' ': case '!': case '"': case '#': case '%':
 108         case '&': case '\'': case '(': case ')': case '*':
 109         case '+': case ',': case '-': case '.': case '/':
 110         case '0': case '1': case '2': case '3': case '4':
 111         case '5': case '6': case '7': case '8': case '9':
 112         case ':': case ';': case '<': case '=': case '>':
 113         case '?':
 114         case 'A': case 'B': case 'C': case 'D': case 'E':
 115         case 'F': case 'G': case 'H': case 'I': case 'J':
 116         case 'K': case 'L': case 'M': case 'N': case 'O':
 117         case 'P': case 'Q': case 'R': case 'S': case 'T':
 118         case 'U': case 'V': case 'W': case 'X': case 'Y':
 119         case 'Z':
 120         case '[': case '\\': case ']': case '^': case '_':
 121         case 'a': case 'b': case 'c': case 'd': case 'e':
 122         case 'f': case 'g': case 'h': case 'i': case 'j':
 123         case 'k': case 'l': case 'm': case 'n': case 'o':
 124         case 'p': case 'q': case 'r': case 's': case 't':
 125         case 'u': case 'v': case 'w': case 'x': case 'y':
 126         case 'z': case '{': case '|': case '}': case '~':
 127           /* c is in the ISO C "basic character set".  */
 128           ret = c32rtomb (buf, btoc32 (c), NULL);
 129           ASSERT (ret == 1);
 130           ASSERT (buf[0] == (char) c);
 131           break;
 132         }
 133   }
 134 
 135   /* Test special calling convention, passing a NULL pointer.  */
 136   {
 137     ret = c32rtomb (NULL, '\0', NULL);
 138     ASSERT (ret == 1);
 139     ret = c32rtomb (NULL, btoc32 ('x'), NULL);
 140     ASSERT (ret == 1);
 141   }
 142 
 143   switch (codepage)
 144     {
 145     case 1252:
 146       /* Locale encoding is CP1252, an extension of ISO-8859-1.  */
 147       {
 148         /* Convert "B\374\337er": "Büßer" */
 149         memset (buf, 'x', 8);
 150         ret = c32rtomb (buf, 0x00FC, NULL);
 151         ASSERT (ret == 1);
 152         ASSERT (memcmp (buf, "\374", 1) == 0);
 153         ASSERT (buf[1] == 'x');
 154 
 155         memset (buf, 'x', 8);
 156         ret = c32rtomb (buf, 0x00DF, NULL);
 157         ASSERT (ret == 1);
 158         ASSERT (memcmp (buf, "\337", 1) == 0);
 159         ASSERT (buf[1] == 'x');
 160       }
 161       return 0;
 162 
 163     case 1256:
 164       /* Locale encoding is CP1256, not the same as ISO-8859-6.  */
 165       {
 166         /* Convert "x\302\341\346y": "xآلوy" */
 167         memset (buf, 'x', 8);
 168         ret = c32rtomb (buf, 0x0622, NULL);
 169         ASSERT (ret == 1);
 170         ASSERT (memcmp (buf, "\302", 1) == 0);
 171         ASSERT (buf[1] == 'x');
 172 
 173         memset (buf, 'x', 8);
 174         ret = c32rtomb (buf, 0x0644, NULL);
 175         ASSERT (ret == 1);
 176         ASSERT (memcmp (buf, "\341", 1) == 0);
 177         ASSERT (buf[1] == 'x');
 178 
 179         memset (buf, 'x', 8);
 180         ret = c32rtomb (buf, 0x0648, NULL);
 181         ASSERT (ret == 1);
 182         ASSERT (memcmp (buf, "\346", 1) == 0);
 183         ASSERT (buf[1] == 'x');
 184       }
 185       return 0;
 186 
 187     case 932:
 188       /* Locale encoding is CP932, similar to Shift_JIS.  */
 189       {
 190         /* Convert "<\223\372\226\173\214\352>": "<日本語>" */
 191         memset (buf, 'x', 8);
 192         ret = c32rtomb (buf, 0x65E5, NULL);
 193         ASSERT (ret == 2);
 194         ASSERT (memcmp (buf, "\223\372", 2) == 0);
 195         ASSERT (buf[2] == 'x');
 196 
 197         memset (buf, 'x', 8);
 198         ret = c32rtomb (buf, 0x672C, NULL);
 199         ASSERT (ret == 2);
 200         ASSERT (memcmp (buf, "\226\173", 2) == 0);
 201         ASSERT (buf[2] == 'x');
 202 
 203         memset (buf, 'x', 8);
 204         ret = c32rtomb (buf, 0x8A9E, NULL);
 205         ASSERT (ret == 2);
 206         ASSERT (memcmp (buf, "\214\352", 2) == 0);
 207         ASSERT (buf[2] == 'x');
 208       }
 209       return 0;
 210 
 211     case 950:
 212       /* Locale encoding is CP950, similar to Big5.  */
 213       {
 214         /* Convert "<\244\351\245\273\273\171>": "<日本語>" */
 215         memset (buf, 'x', 8);
 216         ret = c32rtomb (buf, 0x65E5, NULL);
 217         ASSERT (ret == 2);
 218         ASSERT (memcmp (buf, "\244\351", 2) == 0);
 219         ASSERT (buf[2] == 'x');
 220 
 221         memset (buf, 'x', 8);
 222         ret = c32rtomb (buf, 0x672C, NULL);
 223         ASSERT (ret == 2);
 224         ASSERT (memcmp (buf, "\245\273", 2) == 0);
 225         ASSERT (buf[2] == 'x');
 226 
 227         memset (buf, 'x', 8);
 228         ret = c32rtomb (buf, 0x8A9E, NULL);
 229         ASSERT (ret == 2);
 230         ASSERT (memcmp (buf, "\273\171", 2) == 0);
 231         ASSERT (buf[2] == 'x');
 232       }
 233       return 0;
 234 
 235     case 936:
 236       /* Locale encoding is CP936 = GBK, an extension of GB2312.  */
 237       {
 238         /* Convert "<\310\325\261\276\325\132>": "<日本語>" */
 239         memset (buf, 'x', 8);
 240         ret = c32rtomb (buf, 0x65E5, NULL);
 241         ASSERT (ret == 2);
 242         ASSERT (memcmp (buf, "\310\325", 2) == 0);
 243         ASSERT (buf[2] == 'x');
 244 
 245         memset (buf, 'x', 8);
 246         ret = c32rtomb (buf, 0x672C, NULL);
 247         ASSERT (ret == 2);
 248         ASSERT (memcmp (buf, "\261\276", 2) == 0);
 249         ASSERT (buf[2] == 'x');
 250 
 251         memset (buf, 'x', 8);
 252         ret = c32rtomb (buf, 0x8A9E, NULL);
 253         ASSERT (ret == 2);
 254         ASSERT (memcmp (buf, "\325\132", 2) == 0);
 255         ASSERT (buf[2] == 'x');
 256       }
 257       return 0;
 258 
 259     case 54936:
 260       /* Locale encoding is CP54936 = GB18030.  */
 261       if (strcmp (locale_charset (), "GB18030") != 0)
 262         return 77;
 263       {
 264         /* Convert "s\250\271\201\060\211\070\224\071\375\067!"; "süß😋!" */
 265         memset (buf, 'x', 8);
 266         ret = c32rtomb (buf, 0x00FC, NULL);
 267         ASSERT (ret == 2);
 268         ASSERT (memcmp (buf, "\250\271", 2) == 0);
 269         ASSERT (buf[2] == 'x');
 270 
 271         memset (buf, 'x', 8);
 272         ret = c32rtomb (buf, 0x00DF, NULL);
 273         ASSERT (ret == 4);
 274         ASSERT (memcmp (buf, "\201\060\211\070", 4) == 0);
 275         ASSERT (buf[4] == 'x');
 276 
 277         memset (buf, 'x', 8);
 278         ret = c32rtomb (buf, 0x1F60B, NULL);
 279         ASSERT (ret == 4);
 280         ASSERT (memcmp (buf, "\224\071\375\067", 4) == 0);
 281         ASSERT (buf[4] == 'x');
 282       }
 283       return 0;
 284 
 285     case 65001:
 286       /* Locale encoding is CP65001 = UTF-8.  */
 287       if (strcmp (locale_charset (), "UTF-8") != 0)
 288         return 77;
 289       {
 290         /* Convert "s\303\274\303\237\360\237\230\213!"; "süß😋!" */
 291         memset (buf, 'x', 8);
 292         ret = c32rtomb (buf, 0x00FC, NULL);
 293         ASSERT (ret == 2);
 294         ASSERT (memcmp (buf, "\303\274", 2) == 0);
 295         ASSERT (buf[2] == 'x');
 296 
 297         memset (buf, 'x', 8);
 298         ret = c32rtomb (buf, 0x00DF, NULL);
 299         ASSERT (ret == 2);
 300         ASSERT (memcmp (buf, "\303\237", 2) == 0);
 301         ASSERT (buf[2] == 'x');
 302 
 303         memset (buf, 'x', 8);
 304         ret = c32rtomb (buf, 0x1F60B, NULL);
 305         ASSERT (ret == 4);
 306         ASSERT (memcmp (buf, "\360\237\230\213", 4) == 0);
 307         ASSERT (buf[4] == 'x');
 308       }
 309       return 0;
 310 
 311     default:
 312       return 1;
 313     }
 314 }
 315 
 316 int
 317 main (int argc, char *argv[])
     /*  */
 318 {
 319   int codepage = atoi (argv[argc - 1]);
 320   int result;
 321   int i;
 322 
 323   result = 77;
 324   for (i = 1; i < argc - 1; i++)
 325     {
 326       int ret = test_one_locale (argv[i], codepage);
 327 
 328       if (ret != 77)
 329         result = ret;
 330     }
 331 
 332   if (result == 77)
 333     {
 334       fprintf (stderr, "Skipping test: found no locale with codepage %d\n",
 335                codepage);
 336     }
 337   return result;
 338 }
 339 
 340 #else
 341 
 342 int
 343 main (int argc, char *argv[])
     /*  */
 344 {
 345   fputs ("Skipping test: not a native Windows system\n", stderr);
 346   return 77;
 347 }
 348 
 349 #endif
/* */
root/maint/gnulib/tests/test-c32rtomb-w32.c

DEFINITIONS
