mes/scaffold/tests/79-int-array.c

/* -*-comment-start: "//";comment-end:""-*-
 * Mes --- Maxwell Equations of Software
 * Copyright © 2017 Jan Nieuwenhuizen <janneke@gnu.org>
 *
 * This file is part of Mes.
 *
 * Mes 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.
 *
 * Mes 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 Mes.  If not, see <http://www.gnu.org/licenses/>.
 */

#include "30-test.i"

#include <mlibc.h>
#include <stdio.h>
#include <string.h>

struct foo {
  int *bar;
};

struct foo f;

int bla[6] = {0,0,11223344, 55667788,0,0};
int g_c[2] = {101, 111};

int
test ()
{
  f.bar = bla;
  struct foo *pf = &f;
  int *b = pf->bar;
  if (bla[2] != 11223344) return 1;
  if (bla[3] != 55667788) return 2;
  if (b[2] != 11223344) return 3;
  if (b[3] != 55667788) return 4;

  eputs ("g_c[0]="); eputs (itoa (g_c[0])); eputs ("\n");
  eputs ("g_c[1]="); eputs (itoa (g_c[1])); eputs ("\n");

  memcpy (&b[2], g_c, 2 * sizeof (int));
  eputs ("b[2]:"); eputs (itoa (b[2])); eputs ("\n");

  if (b[2] != 101) return 5;
  eputs ("b[3]:"); eputs (itoa (b[3])); eputs ("\n");
  if (b[3] != 111) return 6;

  int c[2] = {201, 211};
  eputs ("c[0]="); eputs (itoa (c[0])); eputs ("\n");
  eputs ("c[1]="); eputs (itoa (c[1])); eputs ("\n");

  memcpy (&b[4], c, 2 * sizeof (int));
  eputs ("b[4]:"); eputs (itoa (b[4])); eputs ("\n");

  if (b[4] != 201) return 5;
  eputs ("b[5]:"); eputs (itoa (b[5])); eputs ("\n");
  if (b[5] != 211) return 6;

  return 0;
}