t_strerror.c revision 276478 
1/* $NetBSD: t_strerror.c,v 1.3 2011/05/10 06:55:27 jruoho Exp $ */
2
3/*-
4 * Copyright (c) 2011 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Jukka Ruohonen.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 *    notice, this list of conditions and the following disclaimer in the
17 *    documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31#include <sys/cdefs.h>
32__RCSID("$NetBSD: t_strerror.c,v 1.3 2011/05/10 06:55:27 jruoho Exp $");
33
34#include <atf-c.h>
35#include <errno.h>
36#include <limits.h>
37#include <locale.h>
38#include <string.h>
39
40#ifdef __FreeBSD__
41#include <stdio.h>
42#endif
43
44ATF_TC(strerror_basic);
45ATF_TC_HEAD(strerror_basic, tc)
46{
47	atf_tc_set_md_var(tc, "descr", "A basic test of strerror(3)");
48}
49
50ATF_TC_BODY(strerror_basic, tc)
51{
52	int i;
53
54	for (i = 1; i < sys_nerr; i++)
55		ATF_REQUIRE(strstr(strerror(i), "Unknown error:") == NULL);
56
57	for (; i < sys_nerr + 10; i++)
58		ATF_REQUIRE(strstr(strerror(i), "Unknown error:") != NULL);
59}
60
61ATF_TC(strerror_err);
62ATF_TC_HEAD(strerror_err, tc)
63{
64	atf_tc_set_md_var(tc, "descr", "Test errors from strerror(3)");
65}
66
67ATF_TC_BODY(strerror_err, tc)
68{
69
70	errno = 0;
71
72	ATF_REQUIRE(strstr(strerror(INT_MAX), "Unknown error:") != NULL);
73	ATF_REQUIRE(errno == EINVAL);
74
75	errno = 0;
76
77	ATF_REQUIRE(strstr(strerror(INT_MIN), "Unknown error:") != NULL);
78	ATF_REQUIRE(errno == EINVAL);
79}
80
81ATF_TC(strerror_r_basic);
82ATF_TC_HEAD(strerror_r_basic, tc)
83{
84	atf_tc_set_md_var(tc, "descr", "A basic test of strerror_r(3)");
85}
86
87ATF_TC_BODY(strerror_r_basic, tc)
88{
89	char buf[512];
90	int i;
91
92	for (i = 1; i < sys_nerr; i++) {
93		ATF_REQUIRE(strerror_r(i, buf, sizeof(buf)) == 0);
94		ATF_REQUIRE(strstr(buf, "Unknown error:") == NULL);
95	}
96
97	for (; i < sys_nerr + 10; i++) {
98		ATF_REQUIRE(strerror_r(i, buf, sizeof(buf)) == EINVAL);
99		ATF_REQUIRE(strstr(buf, "Unknown error:") != NULL);
100	}
101}
102
103ATF_TC(strerror_r_err);
104ATF_TC_HEAD(strerror_r_err, tc)
105{
106	atf_tc_set_md_var(tc, "descr", "Test errors from strerror_r(3)");
107}
108
109ATF_TC_BODY(strerror_r_err, tc)
110{
111	char buf[512];
112	int rv;
113
114	rv = strerror_r(EPERM, buf, 1);
115	ATF_REQUIRE(rv == ERANGE);
116
117	rv = strerror_r(INT_MAX, buf, sizeof(buf));
118
119	ATF_REQUIRE(rv == EINVAL);
120	ATF_REQUIRE(strstr(buf, "Unknown error:") != NULL);
121
122	rv = strerror_r(INT_MIN, buf, sizeof(buf));
123
124	ATF_REQUIRE(rv == EINVAL);
125	ATF_REQUIRE(strstr(buf, "Unknown error:") != NULL);
126}
127
128ATF_TP_ADD_TCS(tp)
129{
130
131	(void)setlocale(LC_ALL, "C");
132
133	ATF_TP_ADD_TC(tp, strerror_basic);
134	ATF_TP_ADD_TC(tp, strerror_err);
135	ATF_TP_ADD_TC(tp, strerror_r_basic);
136	ATF_TP_ADD_TC(tp, strerror_r_err);
137
138	return atf_no_error();
139}
140