/* Test of vasprintf() and asprintf() functions.

   Copyright (C) 2007-2019 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 <https://www.gnu.org/licenses/>.  */

/* Written by Bruno Haible <bruno@clisp.org>, 2007.  */

#include <config.h>

#include <stdio.h>

#include "signature.h"

SIGNATURE_CHECK (asprintf, int, (char **, char const *, ...));

SIGNATURE_CHECK (vasprintf, int, (char **, char const *, va_list));

#include <stdarg.h>

#include <stdlib.h>

#include <string.h>

#include "macros.h"

static int

my_asprintf (char **result, const char *format, ...)

{

  va_list args;

  int ret;

  va_start (args, format);

  ret = vasprintf (result, format, args);

  va_end (args);

  return ret;

}

static void

test_vasprintf ()

{

  int repeat;

  for (repeat = 0; repeat <= 8; repeat++)

    {

      char *result;

      int retval = my_asprintf (&result, "%d", 12345);

      ASSERT (retval == 5);

      ASSERT (result != NULL);

      ASSERT (strcmp (result, "12345") == 0);

      free (result);

    }

  for (repeat = 0; repeat <= 8; repeat++)

    {

      char *result;

      int retval = my_asprintf (&result, "%08lx", 12345UL);

      ASSERT (retval == 8);

      ASSERT (result != NULL);

      ASSERT (strcmp (result, "00003039") == 0);

      free (result);

    }

}

static void

test_asprintf ()

{

  int repeat;

  for (repeat = 0; repeat <= 8; repeat++)

    {

      char *result;

      int retval = asprintf (&result, "%d", 12345);

      ASSERT (retval == 5);

      ASSERT (result != NULL);

      ASSERT (strcmp (result, "12345") == 0);

      free (result);

    }

  for (repeat = 0; repeat <= 8; repeat++)

    {

      char *result;

      int retval = asprintf (&result, "%08lx", 12345UL);

      ASSERT (retval == 8);

      ASSERT (result != NULL);

      ASSERT (strcmp (result, "00003039") == 0);

      free (result);

    }

}

int

main (int argc, char *argv[])

{

  test_vasprintf ();

  test_asprintf ();

  return 0;

}