kc3-lang/gnulib/tests/unistdio/test-u8-vasnprintf2.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/unistdio/test-u8-vasnprintf2.c

• /* Test of u8_vasnprintf() function in an ISO-8859-1 locale.
     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 "unistdio.h"
  
  #include <locale.h>
  #include <stdarg.h>
  #include <stdio.h>
  #include <stdint.h>
  #include <stdlib.h>
  #include <string.h>
  
  #include "unistr.h"
  
  #define SIZEOF(array) (sizeof (array) / sizeof (array[0]))
  #define ASSERT(expr) \
    do									     \
      {									     \
        if (!(expr))							     \
          {								     \
            fprintf (stderr, "%s:%d: assertion failed\n", __FILE__, __LINE__); \
            fflush (stderr);						     \
            abort ();							     \
          }								     \
      }									     \
    while (0)
  
  static void
  test_function (uint8_t * (*my_asnprintf) (uint8_t *, size_t *, const char *, ...))
  {
    /* Test the support of the 's' conversion specifier for strings.  */
  
    {
      const char *locale_string = "\304rger"; /* Ärger */
      {
        size_t length;
        uint8_t *result =
  	my_asnprintf (NULL, &length, "%s %d", locale_string, 33, 44, 55);
        static const uint8_t expected[] = "\303\204rger 33";
        ASSERT (result != NULL);
        ASSERT (u8_strcmp (result, expected) == 0);
        ASSERT (length == u8_strlen (result));
        free (result);
      }
      { /* Width.  */
        size_t length;
        uint8_t *result =
  	my_asnprintf (NULL, &length, "%10s %d", locale_string, 33, 44, 55);
        static const uint8_t expected[] = "     \303\204rger 33";
        ASSERT (result != NULL);
        ASSERT (u8_strcmp (result, expected) == 0);
        ASSERT (length == u8_strlen (result));
        free (result);
      }
      { /* FLAG_LEFT.  */
        size_t length;
        uint8_t *result =
  	my_asnprintf (NULL, &length, "%-10s %d", locale_string, 33, 44, 55);
        static const uint8_t expected[] = "\303\204rger      33";
        ASSERT (result != NULL);
        ASSERT (u8_strcmp (result, expected) == 0);
        ASSERT (length == u8_strlen (result));
        free (result);
      }
      { /* FLAG_ZERO: no effect.  */
        size_t length;
        uint8_t *result =
  	my_asnprintf (NULL, &length, "%010s %d", locale_string, 33, 44, 55);
        static const uint8_t expected[] = "     \303\204rger 33";
        ASSERT (result != NULL);
        ASSERT (u8_strcmp (result, expected) == 0);
        ASSERT (length == u8_strlen (result));
        free (result);
      }
    }
  }
  
  static uint8_t *
  my_asnprintf (uint8_t *resultbuf, size_t *lengthp, const char *format, ...)
  {
    va_list args;
    uint8_t *ret;
  
    va_start (args, format);
    ret = u8_vasnprintf (resultbuf, lengthp, format, args);
    va_end (args);
    return ret;
  }
  
  static void
  test_vasnprintf ()
  {
    test_function (my_asnprintf);
  }
  
  int
  main (int argc, char *argv[])
  {
    /* configure should already have checked that the locale is supported.  */
    if (setlocale (LC_ALL, "") == NULL)
      return 1;
  
    test_vasnprintf ();
    return 0;
  }
  

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