text: /* Test of POSIX compatible vasnprintf() and asnprintf() functions.
     Copyright (C) 2007-2010 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 "vasnprintf.h"
  
  #include <locale.h>
  #include <stdlib.h>
  #include <string.h>
  
  #include "macros.h"
  
  int
  main (int argc, char *argv[])
  {
    /* configure should already have checked that the locale is supported.  */
    if (setlocale (LC_ALL, "") == NULL)
      return 1;
  
    /* Test that a locale dependent decimal point is used.  */
    {
      size_t length;
      char *result = asnprintf (NULL, &length, "%.1a", 1.0);
      ASSERT (result != NULL);
      ASSERT (strcmp (result, "0x1,0p+0") == 0
              || strcmp (result, "0x2,0p-1") == 0
              || strcmp (result, "0x4,0p-2") == 0
              || strcmp (result, "0x8,0p-3") == 0);
      ASSERT (length == strlen (result));
      free (result);
    }
  
    /* Test that a locale dependent decimal point is used.  */
    {
      size_t length;
      char *result = asnprintf (NULL, &length, "%.1La", 1.0L);
      ASSERT (result != NULL);
      ASSERT (strcmp (result, "0x1,0p+0") == 0
              || strcmp (result, "0x2,0p-1") == 0
              || strcmp (result, "0x4,0p-2") == 0
              || strcmp (result, "0x8,0p-3") == 0);
      ASSERT (length == strlen (result));
      free (result);
    }
  
    return 0;
  }
  