tests/test-physmem.c

   1 /* Test of getting the amount of total/available physical memory.
   2    Copyright (C) 2023-2024 Free Software Foundation, Inc.
   3
   4    This file is free software: you can redistribute it and/or modify
   5    it under the terms of the GNU General Public License as published
   6    by the Free Software Foundation, either version 3 of the License,
   7    or (at your option) any later version.
   8
   9    This file is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12    GNU General Public License for more details.
  13
  14    You should have received a copy of the GNU General Public License
  15    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  16
  17 /* Written by Bruno Haible <bruno@clisp.org>, 2023.  */
  18
  19 #include <config.h>
  20
  21 #include "physmem.h"
  22
  23 #include <stdio.h>
  24
  25 #include "macros.h"
  26
  27 int
  28 main (int argc, char *argv[])
  29 {
  30   printf ("Total memory:     %12.f B = %6.f MiB\n",
  31           physmem_total (), physmem_total () / (1024.0 * 1024.0));
  32   printf ("Available memory: %12.f B = %6.f MiB\n",
  33           physmem_available (), physmem_available () / (1024.0 * 1024.0));
  34   ASSERT (physmem_total () >= physmem_available ());
  35   ASSERT (physmem_available () >= 4 * 1024 * 1024);
  36
  37   return test_exit_status;
  38 }