1  /* Test of case-insensitive string comparison function.
       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 "c-strcase.h"
      22  #include "c-ctype.h"
      23  
      24  #include <locale.h>
      25  #include <string.h>
      26  
      27  #include "macros.h"
      28  
      29  int
      30  main (int argc, char *argv[])
      31  {
      32    if (argc > 1)
      33      {
      34        /* configure should already have checked that the locale is supported.  */
      35        if (setlocale (LC_ALL, "") == NULL)
      36          return 1;
      37      }
      38  
      39    ASSERT (c_strcasecmp ("paragraph", "Paragraph") == 0);
      40  
      41    ASSERT (c_strcasecmp ("paragrapH", "parAgRaph") == 0);
      42  
      43    ASSERT (c_strcasecmp ("paragraph", "paraLyzed") < 0);
      44    ASSERT (c_strcasecmp ("paraLyzed", "paragraph") > 0);
      45  
      46    ASSERT (c_strcasecmp ("para", "paragraph") < 0);
      47    ASSERT (c_strcasecmp ("paragraph", "para") > 0);
      48  
      49    /* The following tests shows how c_strcasecmp() is different from
      50       strcasecmp().  */
      51  
      52    ASSERT (c_strcasecmp ("\311mile", "\351mile") < 0);
      53    ASSERT (c_strcasecmp ("\351mile", "\311mile") > 0);
      54  
      55    /* The following tests shows how c_strcasecmp() is different from
      56       mbscasecmp().  */
      57  
      58    ASSERT (c_strcasecmp ("\303\266zg\303\274r", "\303\226ZG\303\234R") > 0); /* özgür */
      59    ASSERT (c_strcasecmp ("\303\226ZG\303\234R", "\303\266zg\303\274r") < 0); /* özgür */
      60  
      61  #if C_CTYPE_ASCII
      62    /* This test shows how strings of different size cannot compare equal.  */
      63    ASSERT (c_strcasecmp ("turkish", "TURK\304\260SH") < 0);
      64    ASSERT (c_strcasecmp ("TURK\304\260SH", "turkish") > 0);
      65  #endif
      66  
      67    return 0;
      68  }