strtonumtest.c revision 1305e95ba6ff9fa202d0818caf10405df4b0f648 
1/*	$OpenBSD: strtonumtest.c,v 1.1 2004/08/03 20:38:36 otto Exp $	*/
2/*
3 * Copyright (c) 2004 Otto Moerbeek <otto@drijf.net>
4 *
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16 */
17
18/* OPENBSD ORIGINAL: regress/lib/libc/strtonum/strtonumtest.c */
19
20#include <limits.h>
21#include <stdio.h>
22#include <stdlib.h>
23
24/* LLONG_MAX is known as LONGLONG_MAX on AIX */
25#if defined(LONGLONG_MAX) && !defined(LLONG_MAX)
26# define LLONG_MAX LONGLONG_MAX
27# define LLONG_MIN LONGLONG_MIN
28#endif
29
30/* LLONG_MAX is known as LONG_LONG_MAX on HP-UX */
31#if defined(LONG_LONG_MAX) && !defined(LLONG_MAX)
32# define LLONG_MAX LONG_LONG_MAX
33# define LLONG_MIN LONG_LONG_MIN
34#endif
35
36long long strtonum(const char *, long long, long long, const char **);
37
38int fail;
39
40void
41test(const char *p, long long lb, long long ub, int ok)
42{
43	long long val;
44	const char *q;
45
46	val = strtonum(p, lb, ub, &q);
47	if (ok && q != NULL) {
48		fprintf(stderr, "%s [%lld-%lld] ", p, lb, ub);
49		fprintf(stderr, "NUMBER NOT ACCEPTED %s\n", q);
50		fail = 1;
51	} else if (!ok && q == NULL) {
52		fprintf(stderr, "%s [%lld-%lld] %lld ", p, lb, ub, val);
53		fprintf(stderr, "NUMBER ACCEPTED\n");
54		fail = 1;
55	}
56}
57
58int main(int argc, char *argv[])
59{
60	test("1", 0, 10, 1);
61	test("0", -2, 5, 1);
62	test("0", 2, 5, 0);
63	test("0", 2, LLONG_MAX, 0);
64	test("-2", 0, LLONG_MAX, 0);
65	test("0", -5, LLONG_MAX, 1);
66	test("-3", -3, LLONG_MAX, 1);
67	test("-9223372036854775808", LLONG_MIN, LLONG_MAX, 1);
68	test("9223372036854775807", LLONG_MIN, LLONG_MAX, 1);
69	test("-9223372036854775809", LLONG_MIN, LLONG_MAX, 0);
70	test("9223372036854775808", LLONG_MIN, LLONG_MAX, 0);
71	test("1000000000000000000000000", LLONG_MIN, LLONG_MAX, 0);
72	test("-1000000000000000000000000", LLONG_MIN, LLONG_MAX, 0);
73	test("-2", 10, -1, 0);
74	test("-2", -10, -1, 1);
75	test("-20", -10, -1, 0);
76	test("20", -10, -1, 0);
77
78	return (fail);
79}
80
81