posix/bug-regex17.c

   1 /* German regular expression tests.
   2    Copyright (C) 2002, 2003, 2009 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
   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, write to the Free
  18    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19    02111-1307 USA.  */
  20
  21 #include <sys/types.h>
  22 #include <mcheck.h>
  23 #include <regex.h>
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26 #include <locale.h>
  27
  28 /* Tests supposed to match.  */
  29 struct
  30 {
  31   const char *pattern;
  32   const char *string;
  33   int flags, nmatch;
  34   regmatch_t rm[5];
  35 } tests[] = {
  36   /* U+00C4     \xc3\x84        LATIN CAPITAL LETTER A WITH DIAERESIS
  37      U+00D6     \xc3\x96        LATIN CAPITAL LETTER O WITH DIAERESIS
  38      U+00E4     \xc3\xa4        LATIN SMALL LETTER A WITH DIAERESIS
  39      U+00F6     \xc3\xb6        LATIN SMALL LETTER O WITH DIAERESIS  */
  40   { "\xc3\x84\xc3\x96*\xc3\xb6$", "aB\xc3\xa4\xc3\xb6\xc3\xb6\xc3\x96", REG_ICASE, 2,
  41     { { 2, 10 }, { -1, -1 } } },
  42   { "[\xc3\x84x]\xc3\x96*\xc3\xb6$", "aB\xc3\x84\xc3\xb6\xc3\xb6\xc3\x96", REG_ICASE, 2,
  43     { { 2, 10 }, { -1, -1 } } },
  44   { "[\xc3\x84x]\xc3\x96*\xc3\xb6$", "aB\xc3\xa4\xc3\xb6\xc3\xb6\xc3\x96", REG_ICASE, 2,
  45     { { 2, 10 }, { -1, -1 } } },
  46   { "[^x]\xc3\x96*\xc3\xb6$", "aB\xc3\xa4\xc3\xb6\xc3\xb6\xc3\x96", REG_ICASE, 2,
  47     { { 2, 10 }, { -1, -1 } } },
  48
  49   /* Tests for bug 9697:
  50      U+00DF     \xc3\x9f        LATIN SMALL LETTER SHARP S
  51      U+02DA     \xcb\x9a        RING ABOVE
  52      U+02E2     \xcb\xa2        MODIFIER LETTER SMALL S  */
  53   { "[a-z]|[^a-z]", "\xcb\xa2", REG_EXTENDED, 2,
  54     { { 0, 2 }, { -1, -1 } } },
  55   { "[a-z]", "\xc3\x9f", REG_EXTENDED, 2,
  56     { { 0, 2 }, { -1, -1 } } },
  57   { "[^a-z]", "\xcb\x9a", REG_EXTENDED, 2,
  58     { { 0, 2 }, { -1, -1 } } },
  59 };
  60
  61
  62 static int
  63 do_test (void)
  64 {
  65   regex_t re;
  66   regmatch_t rm[5];
  67   size_t i;
  68   int n, ret = 0;
  69
  70   setlocale (LC_ALL, "de_DE.UTF-8");
  71   for (i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
  72     {
  73       n = regcomp (&re, tests[i].pattern, tests[i].flags);
  74       if (n != 0)
  75         {
  76           char buf[500];
  77           regerror (n, &re, buf, sizeof (buf));
  78           printf ("regcomp %zd failed: %s\n", i, buf);
  79           ret = 1;
  80           continue;
  81         }
  82
  83       if (regexec (&re, tests[i].string, tests[i].nmatch, rm, 0))
  84         {
  85           printf ("regexec %zd failed\n", i);
  86           ret = 1;
  87           regfree (&re);
  88           continue;
  89         }
  90
  91       for (n = 0; n < tests[i].nmatch; ++n)
  92         if (rm[n].rm_so != tests[i].rm[n].rm_so
  93               || rm[n].rm_eo != tests[i].rm[n].rm_eo)
  94           {
  95             if (tests[i].rm[n].rm_so == -1 && tests[i].rm[n].rm_eo == -1)
  96               break;
  97             printf ("regexec match failure rm[%d] %d..%d\n",
  98                     n, rm[n].rm_so, rm[n].rm_eo);
  99             ret = 1;
 100             break;
 101           }
 102
 103       regfree (&re);
 104     }
 105
 106   return ret;
 107 }
 108
 109 #define TEST_FUNCTION do_test ()
 110 #include "../test-skeleton.c"