1  /* Russian regular expression tests.
       2     Copyright (C) 2009-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library; if not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <sys/types.h>
      20  #include <mcheck.h>
      21  #include <regex.h>
      22  #include <stdio.h>
      23  #include <stdlib.h>
      24  #include <locale.h>
      25  
      26  /* Tests supposed to match.  */
      27  struct
      28  {
      29    const char *pattern;
      30    const char *string;
      31    int flags, nmatch;
      32    regmatch_t rm[5];
      33  } tests[] = {
      34    /* U+0413	\xd0\x93	CYRILLIC CAPITAL LETTER GHE
      35       U+0420	\xd0\xa0        CYRILLIC CAPITAL LETTER ER
      36       U+0430	\xd0\xb0	CYRILLIC SMALL LETTER A
      37       U+0433	\xd0\xb3	CYRILLIC SMALL LETTER GHE
      38       U+0440	\xd1\x80	CYRILLIC SMALL LETTER ER
      39       U+044F	\xd1\x8f	CYRILLIC SMALL LETTER YA */
      40    { "[\xd0\xb0-\xd1\x8f]", "\xd0\xb3", 0, 1,
      41      { { 0, 2 } } },
      42    { "[\xd0\xb0-\xd1\x8f]", "\xd0\x93", REG_ICASE, 1,
      43      { { 0, 2 } } },
      44    { "[\xd1\x80-\xd1\x8f]", "\xd0\xa0", REG_ICASE, 1,
      45      { { 0, 2 } } },
      46  };
      47  
      48  
      49  static int
      50  do_test (void)
      51  {
      52    if (setlocale (LC_ALL, "de_DE.UTF-8") == NULL)
      53      {
      54        puts ("setlocale failed");
      55        return 1;
      56      }
      57  
      58    int ret = 0;
      59  
      60    for (size_t i = 0; i < sizeof (tests) / sizeof (tests[0]); ++i)
      61      {
      62        regex_t re;
      63        regmatch_t rm[5];
      64        int n = regcomp (&re, tests[i].pattern, tests[i].flags);
      65        if (n != 0)
      66  	{
      67  	  char buf[500];
      68  	  regerror (n, &re, buf, sizeof (buf));
      69  	  printf ("regcomp %zd failed: %s\n", i, buf);
      70  	  ret = 1;
      71  	  continue;
      72  	}
      73  
      74        if (regexec (&re, tests[i].string, tests[i].nmatch, rm, 0))
      75  	{
      76  	  printf ("regexec %zd failed\n", i);
      77  	  ret = 1;
      78  	  regfree (&re);
      79  	  continue;
      80  	}
      81  
      82        for (n = 0; n < tests[i].nmatch; ++n)
      83  	if (rm[n].rm_so != tests[i].rm[n].rm_so
      84  	      || rm[n].rm_eo != tests[i].rm[n].rm_eo)
      85  	  {
      86  	    if (tests[i].rm[n].rm_so == -1 && tests[i].rm[n].rm_eo == -1)
      87  	      break;
      88  	    printf ("regexec match failure rm[%d] %d..%d\n",
      89  		    n, rm[n].rm_so, rm[n].rm_eo);
      90  	    ret = 1;
      91  	    break;
      92  	  }
      93  
      94        regfree (&re);
      95      }
      96  
      97    return ret;
      98  }
      99  
     100  #define TEST_FUNCTION do_test ()
     101  #include "../test-skeleton.c"