root/maint/gnulib/tests/test-mbsrchr.c

/* */

DEFINITIONS

1. main

   1 /* Test of searching a string for the last occurrence of a character.
   2    Copyright (C) 2007-2021 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   /* Tests with a character < 0x30.  */
  35   {
  36     const char input[] = "\312\276\300\375 \312\276\300\375 \312\276\300\375"; /* "示例 示例 示例" */
  37     const char *result = mbsrchr (input, ' ');
  38     ASSERT (result == input + 9);
  39   }
  40 
  41   {
  42     const char input[] = "\312\276\300\375"; /* "示例" */
  43     const char *result = mbsrchr (input, ' ');
  44     ASSERT (result == NULL);
  45   }
  46 
  47   /* Tests with a character >= 0x30.  */
  48   {
  49     const char input[] = "\272\305123\324\313\320\320\241\243"; /* "号123运行。" */
  50     const char *result = mbsrchr (input, '2');
  51     ASSERT (result == input + 3);
  52   }
  53 
  54   /* This test shows how mbschr() is different from strchr().  */
  55   {
  56     const char input[] = "\203\062\332\066123\324\313\203\062\332\066\320\320\241\243"; /* "씋123运씋行。" */
  57     const char *result = mbsrchr (input, '2');
  58     ASSERT (result == input + 5);
  59   }
  60 
  61   return 0;
  62 }

/* */