kc3-lang/gnulib/tests/test-localename.c

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• Hash : e220635f
  Author :
  Date : 2008-04-11T16:31:39
  

  Flush the standard error stream before aborting.
  

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• tests/test-localename.c

• /* Test of gl_locale_name function.
     Copyright (C) 2007, 2008 Free Software Foundation, Inc.
  
     This program is free software: you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
     the Free Software Foundation; either version 3 of the License, or
     (at your option) any later version.
  
     This program is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     GNU General Public License for more details.
  
     You should have received a copy of the GNU General Public License
     along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  
  /* Written by Bruno Haible <bruno@clisp.org>, 2007.  */
  
  #include <config.h>
  
  #include "localename.h"
  
  #include <locale.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  
  #define ASSERT(expr) \
    do									     \
      {									     \
        if (!(expr))							     \
          {								     \
            fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
            fflush (stderr);						     \
            abort ();							     \
          }								     \
      }									     \
    while (0)
  
  int
  main ()
  {
    /* Check that gl_locale_name returns non-NULL.  */
    ASSERT (gl_locale_name (LC_MESSAGES, "LC_MESSAGES") != NULL);
  
    /* Check that when all environment variables are unset,
       gl_locale_name_posix returns NULL.  */
    unsetenv ("LC_ALL");
    unsetenv ("LC_CTYPE");
    unsetenv ("LC_MESSAGES");
    unsetenv ("LC_NUMERIC");
    unsetenv ("LANG");
    setlocale (LC_ALL, "");
    ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"),
  		  gl_locale_name_default ()) == 0);
    ASSERT (strcmp (gl_locale_name (LC_NUMERIC, "LC_NUMERIC"),
  		  gl_locale_name_default ()) == 0);
  
    /* Check that an empty environment variable is treated like an unset
       environment variable.  */
  
    setenv ("LC_ALL", "", 1);
    unsetenv ("LC_CTYPE");
    unsetenv ("LC_MESSAGES");
    unsetenv ("LANG");
    setlocale (LC_ALL, "");
    ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"),
  		  gl_locale_name_default ()) == 0);
  
    unsetenv ("LC_ALL");
    setenv ("LC_CTYPE", "", 1);
    unsetenv ("LC_MESSAGES");
    unsetenv ("LANG");
    setlocale (LC_ALL, "");
    ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"),
  		  gl_locale_name_default ()) == 0);
  
    unsetenv ("LC_ALL");
    unsetenv ("LC_CTYPE");
    setenv ("LC_MESSAGES", "", 1);
    unsetenv ("LANG");
    setlocale (LC_ALL, "");
    ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"),
  		  gl_locale_name_default ()) == 0);
  
    unsetenv ("LC_ALL");
    unsetenv ("LC_CTYPE");
    unsetenv ("LC_MESSAGES");
    setenv ("LANG", "", 1);
    setlocale (LC_ALL, "");
    ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"),
  		  gl_locale_name_default ()) == 0);
  
    /* Check that LC_ALL overrides the others, and LANG is overridden by the
       others.  */
  
    setenv ("LC_ALL", "C", 1);
    unsetenv ("LC_CTYPE");
    unsetenv ("LC_MESSAGES");
    unsetenv ("LANG");
    setlocale (LC_ALL, "");
    ASSERT (strcmp (gl_locale_name_posix (LC_MESSAGES, "LC_MESSAGES"), "C") == 0);
    ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), "C") == 0);
  
    unsetenv ("LC_ALL");
    setenv ("LC_CTYPE", "C", 1);
    setenv ("LC_MESSAGES", "C", 1);
    unsetenv ("LANG");
    setlocale (LC_ALL, "");
    ASSERT (strcmp (gl_locale_name_posix (LC_MESSAGES, "LC_MESSAGES"), "C") == 0);
    ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), "C") == 0);
  
    unsetenv ("LC_ALL");
    unsetenv ("LC_CTYPE");
    unsetenv ("LC_MESSAGES");
    setenv ("LANG", "C", 1);
    setlocale (LC_ALL, "");
    ASSERT (strcmp (gl_locale_name_posix (LC_MESSAGES, "LC_MESSAGES"), "C") == 0);
    ASSERT (strcmp (gl_locale_name (LC_MESSAGES, "LC_MESSAGES"), "C") == 0);
  
    return 0;
  }
  

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