mes/scaffold/tests/35-compare-char.c
Jan Nieuwenhuizen 72cb975213
GNU Mes.
Throughout, make these changes

   Copyright headers: GNU Mes
   First mention of name: GNU Mes
   Website: https://www.gnu.org/software/mes
   Git:     git://git.savannah.gnu.org/mes.git
2018-07-22 14:24:36 +02:00

93 lines
1.9 KiB
C

/* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software
* Copyright © 2017 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
*
* This file is part of GNU Mes.
*
* GNU 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.
*
* GNU 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 GNU Mes. If not, see <http://www.gnu.org/licenses/>.
*/
#include "30-test.i"
#include <stdio.h>
char g_arena[10];
char *g_chars = g_arena;
int
test ()
{
int i = 0;
char c = 'C';
char *p = "mes";
char *x = g_arena;
char *y = g_chars;
puts ("\n");
puts ("t: p[0] != 'm'\n");
if (p[0] != 'm') return p[0];
puts ("t: p[i] != 't'\n");
if (p[i] != 'm') return p[i];
puts ("t: *g_chars != 'A'\n");
g_arena[0] = 'A';
if (*g_chars != 'A') return 1;
puts ("t: *x != 'A'\n");
if (*x != 'A') return 1;
puts ("t: *y != 'A'\n");
if (*y != 'A') return 1;
puts ("t: *x != 'Q'\n");
g_chars[0] = 'Q';
if (*x != 'Q') return 1;
puts ("t: *x++ != 'C'\n");
*x++ = c;
if (*g_chars != 'C') return 1;
puts ("t: *g_chars == 'B'\n");
g_arena[0] = 'B';
if (*g_chars == 'B') goto ok1;
return 1;
ok1:
puts ("t: *x == 'B'\n");
x = g_arena;
if (*x == 'B') goto ok2;
return 1;
ok2:
puts ("t: *y == 'B'\n");
y = g_chars;
if (*y == 'B') goto ok3;
return 1;
ok3:
puts ("t: *x == 'R'\n");
g_chars[0] = 'R';
if (*x == 'R') goto ok4;
return 1;
ok4:
puts ("t: *x++ == 'C'\n");
*x++ = c;
if (*g_chars == 'C') goto ok5;
return 1;
ok5:
return 0;
}