tests/test-safe-alloc.c

   1 /*
   2  * Test the safe-alloc macros
   3  *
   4  * Copyright (C) 2009-2011 Free Software Foundation, Inc.
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 3.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
  19  *
  20  * Author: David Lutterkort <lutter@redhat.com>
  21  */
  22
  23 #include <config.h>
  24
  25 #include "safe-alloc.h"
  26
  27 #include "macros.h"
  28
  29 int
  30 main ()
  31 {
  32   struct tst
  33   {
  34     int a;
  35     int b;
  36   };
  37
  38   struct tst *p = NULL;
  39   int r;
  40
  41   r = ALLOC (p);
  42   ASSERT (r >= 0);
  43
  44   ASSERT (p->a == 0 && p->b == 0);
  45
  46   p->a = p->b = 42;
  47   r = REALLOC_N (p, 5);
  48
  49   ASSERT (p[0].a == 42 && p[0].b == 42);
  50
  51   FREE (p);
  52   ASSERT (p == NULL);
  53
  54   return 0;
  55 }