posix/bug-regex30.c

   1 /* Russian regular expression tests.
   2    Copyright (C) 2009-2014 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Paolo Bonzini <pbonzini@redhat.com>, 2009.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #include <sys/types.h>
  21 #include <mcheck.h>
  22 #include <regex.h>
  23 #include <stdio.h>
  24 #include <stdlib.h>
  25 #include <locale.h>
  26
  27 /* Tests supposed to match.  */
  28 struct
  29 {
  30   const char *pattern;
  31   const char *string;
  32   int flags, nmatch;
  33   regmatch_t rm[5];
  34 } tests[] = {
  35   /* U+0413     \xd0\x93        CYRILLIC CAPITAL LETTER GHE
  36      U+0420     \xd0\xa0        CYRILLIC CAPITAL LETTER ER
  37      U+0430     \xd0\xb0        CYRILLIC SMALL LETTER A
  38      U+0433     \xd0\xb3        CYRILLIC SMALL LETTER GHE
  39      U+0440     \xd1\x80        CYRILLIC SMALL LETTER ER
  40      U+044F     \xd1\x8f        CYRILLIC SMALL LETTER YA */
  41   { "[\xd0\xb0-\xd1\x8f]", "\xd0\xb3", 0, 1,
  42     { { 0, 2 } } },
  43   { "[\xd0\xb0-\xd1\x8f]", "\xd0\x93", REG_ICASE, 1,
  44     { { 0, 2 } } },
  45   { "[\xd1\x80-\xd1\x8f]", "\xd0\xa0", REG_ICASE, 1,
  46     { { 0, 2 } } },
  47 };
  48
  49
  50 static int
  51 do_test (void)
  52 {
  53   if (setlocale (LC_ALL, "de_DE.UTF-8") == NULL)
  54     {
  55       puts ("setlocale failed");
  56       return 1;
  57     }
  58
  59   int ret = 0;
  60
  61   for (size_t i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
  62     {
  63       regex_t re;
  64       regmatch_t rm[5];
  65       int n = regcomp (&re, tests[i].pattern, tests[i].flags);
  66       if (n != 0)
  67         {
  68           char buf[500];
  69           regerror (n, &re, buf, sizeof (buf));
  70           printf ("regcomp %zd failed: %s\n", i, buf);
  71           ret = 1;
  72           continue;
  73         }
  74
  75       if (regexec (&re, tests[i].string, tests[i].nmatch, rm, 0))
  76         {
  77           printf ("regexec %zd failed\n", i);
  78           ret = 1;
  79           regfree (&re);
  80           continue;
  81         }
  82
  83       for (n = 0; n < tests[i].nmatch; ++n)
  84         if (rm[n].rm_so != tests[i].rm[n].rm_so
  85               || rm[n].rm_eo != tests[i].rm[n].rm_eo)
  86           {
  87             if (tests[i].rm[n].rm_so == -1 && tests[i].rm[n].rm_eo == -1)
  88               break;
  89             printf ("regexec match failure rm[%d] %d..%d\n",
  90                     n, rm[n].rm_so, rm[n].rm_eo);
  91             ret = 1;
  92             break;
  93           }
  94
  95       regfree (&re);
  96     }
  97
  98   return ret;
  99 }
 100
 101 #define TEST_FUNCTION do_test ()
 102 #include "../test-skeleton.c"