dlls/msvcrt/tests/heap.c

   1 /*
   2  * Unit test suite for memory functions
   3  *
   4  * Copyright 2003 Dimitrie O. Paun
   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 2.1 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <stdlib.h>
  22 #include "wine/test.h"
  23
  24 START_TEST(heap)
  25 {
  26     void *mem;
  27
  28     mem = malloc(0);
  29     ok(mem != NULL, "memory not allocated for size 0\n");
  30
  31     mem = realloc(NULL, 10);
  32     ok(mem != NULL, "memory not allocated\n");
  33
  34     mem = realloc(mem, 20);
  35     ok(mem != NULL, "memory not reallocated\n");
  36
  37     mem = realloc(mem, 0);
  38     ok(mem == NULL, "memory not freed\n");
  39
  40     mem = realloc(NULL, 0);
  41     ok(mem != NULL, "memory not (re)allocated for size 0\n");
  42 }