1  /* Test of case-insensitive searching in a string.
       2     Copyright (C) 2007-2022 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  /* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
      18  
      19  #include <config.h>
      20  
      21  #include <string.h>
      22  
      23  #include <locale.h>
      24  
      25  #include "macros.h"
      26  
      27  int
      28  main ()
      29  {
      30    /* configure should already have checked that the locale is supported.  */
      31    if (setlocale (LC_ALL, "") == NULL)
      32      return 1;
      33  
      34    {
      35      const char input[] = "GOLD NEEDLE BEATS TIN NEEDLE";
      36      ASSERT (mbscasestr (input, "Needle") == input + 5);
      37    }
      38  
      39    /* The following tests show how mbscasestr() is different from
      40       strcasestr().  */
      41  
      42    {
      43      const char input[] = "s\303\266zc\303\274k"; /* sözcük */
      44      ASSERT (mbscasestr (input, "\303\266z") == input + 1);
      45      ASSERT (mbscasestr (input, "\303\266c") == NULL);
      46    }
      47  
      48    /* This test shows how a string of larger size can be found in a string of
      49       smaller size.  */
      50    {
      51      const char input[] = "*Tbilisi imini*";
      52      ASSERT (mbscasestr (input, "TB\304\260L\304\260S\304\260 \304\260m\304\260n\304\260") == input + 1); /* TBİLİSİ İmİnİ */
      53    }
      54  
      55    return 0;
      56  }