mes/scaffold/tests/7h-struct-assign.c

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/* -*-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 <string.h>
struct string {
char *str;
int len;
};
typedef struct biggie {
int a;
int b;
int c;
char *str;
int len;
} biggie;
struct other {
struct biggie big;
};
struct string g_t;
struct biggie tab[2];
int
test ()
{
struct string s = {"hallo"};
s.len = strlen (s.str);
eputs (s.str); eputs ("\n");
struct string t;
t = s;
eputs (t.str); eputs ("\n");
if (t.len != s.len) return 1;
if (strcmp (t.str, s.str)) return 2;
g_t = s;
eputs (g_t.str); eputs ("\n");
if (g_t.len != s.len) return 3;
if (strcmp (g_t.str, s.str)) return 4;
struct biggie b;
b.str = "hello";
b.len = strlen (b.str);
eputs (b.str); eputs ("\n");
struct biggie tb;
tb = b;
eputs (tb.str); eputs ("\n");
if (tb.len != b.len) return 5;
if (strcmp (tb.str, b.str)) return 6;
b.str = "bye";
b.len = strlen (b.str);
eputs (b.str); eputs ("\n");
//struct biggie *pb = &tb;
biggie *pb = &tb;
*pb = b;
eputs (tb.str); eputs ("\n");
if (tb.len != b.len) return 7;
if (strcmp (tb.str, b.str)) return 8;
tb.str = "there";
tb.len = strlen (tb.str);
b = *pb;
eputs (b.str); eputs ("\n");
if (b.len != tb.len) return 9;
if (strcmp (b.str, tb.str)) return 10;
char **x = &b.str;
char *p;
p = *x;
struct other o;
struct other* po = &o;
po->big = b;
eputs (o.big.str); eputs ("\n");
if (o.big.len != b.len) return 13;
if (strcmp (o.big.str, b.str)) return 14;
po->big = *pb;
eputs (o.big.str); eputs ("\n");
if (o.big.len != b.len) return 15;
if (strcmp (o.big.str, b.str)) return 16;
b.str = "* = *";
b.len = strlen (b.str);
eputs (b.str); eputs ("\n");
struct biggie *q = tab;
pb = &b;
*q++ = *pb;
eputs (tab[0].str); eputs ("\n");
if (tab[0].len != b.len) return 17;
if (strcmp (tab[0].str, b.str)) return 18;
tab[1] = tab[0];
eputs (tab[1].str); eputs ("\n");
if (tab[1].len != b.len) return 19;
if (strcmp (tab[1].str, b.str)) return 20;
tab[0].str = "burp";
tab[0].len = strlen (tab[1].str);
eputs (tab[0].str); eputs ("\n");
b = tab[0];
eputs (b.str); eputs ("\n");
if (b.len != tab[0].len) return 21;
if (strcmp (b.str, tab[0].str)) return 22;
tab[1] = b;
eputs (tab[1].str); eputs ("\n");
if (tab[1].len != b.len) return 23;
if (strcmp (tab[1].str, b.str)) return 24;
return 0;
}