src/test/test-alloc-util.c

   1 /***
   2   This file is part of systemd.
   3
   4   Copyright 2010 Lennart Poettering
   5
   6   systemd is free software; you can redistribute it and/or modify it
   7   under the terms of the GNU Lesser General Public License as published by
   8   the Free Software Foundation; either version 2.1 of the License, or
   9   (at your option) any later version.
  10
  11   systemd is distributed in the hope that it will be useful, but
  12   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 License
  17   along with systemd; If not, see <http://www.gnu.org/licenses/>.
  18 ***/
  19
  20 #include "alloc-util.h"
  21 #include "macro.h"
  22 #include "util.h"
  23
  24 static void test_alloca(void) {
  25         static const uint8_t zero[997] = { };
  26         char *t;
  27
  28         t = alloca_align(17, 512);
  29         assert_se(!((uintptr_t)t & 0xff));
  30         memzero(t, 17);
  31
  32         t = alloca0_align(997, 1024);
  33         assert_se(!((uintptr_t)t & 0x1ff));
  34         assert_se(!memcmp(t, zero, 997));
  35 }
  36
  37 static void test_memdup_multiply(void) {
  38         int org[] = {1, 2, 3};
  39         int *dup;
  40
  41         dup = (int*)memdup_multiply(org, sizeof(int), 3);
  42
  43         assert_se(dup);
  44         assert_se(dup[0] == 1);
  45         assert_se(dup[1] == 2);
  46         assert_se(dup[2] == 3);
  47         free(dup);
  48 }
  49
  50 int main(int argc, char *argv[]) {
  51         test_alloca();
  52         test_memdup_multiply();
  53
  54         return 0;
  55 }