1/* $NetBSD: t_strerror.c,v 1.2 2011/05/09 06:05:54 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 1.2 2011/05/09 06:05:54 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
40ATF_TC(strerror_basic);
41ATF_TC_HEAD(strerror_basic, tc)
42{
43	atf_tc_set_md_var(tc, "descr", "A basic test of strerror(3)");
44}
45
46ATF_TC_BODY(strerror_basic, tc)
47{
48	int i;
49
50	for (i = 1; i < sys_nerr; i++)
51		ATF_REQUIRE(strstr(strerror(i), "Unknown error:") == NULL);
52
53	for (; i < sys_nerr + 10; i++)
54		ATF_REQUIRE(strstr(strerror(i), "Unknown error:") != NULL);
55}
56
57ATF_TC(strerror_err);
58ATF_TC_HEAD(strerror_err, tc)
59{
60	atf_tc_set_md_var(tc, "descr", "Test errors from strerror(3)");
61}
62
63ATF_TC_BODY(strerror_err, tc)
64{
65
66	errno = 0;
67
68	ATF_REQUIRE(strstr(strerror(INT_MAX), "Unknown error:") != NULL);
69	ATF_REQUIRE(errno == EINVAL);
70
71	errno = 0;
72
73	ATF_REQUIRE(strstr(strerror(INT_MIN), "Unknown error:") != NULL);
74	ATF_REQUIRE(errno == EINVAL);
75}
76
77ATF_TC(strerror_r_basic);
78ATF_TC_HEAD(strerror_r_basic, tc)
79{
80	atf_tc_set_md_var(tc, "descr", "A basic test of strerror_r(3)");
81}
82
83ATF_TC_BODY(strerror_r_basic, tc)
84{
85	char buf[512];
86	int i;
87
88	for (i = 1; i < sys_nerr; i++) {
89		ATF_REQUIRE(strerror_r(i, buf, sizeof(buf)) == 0);
90		ATF_REQUIRE(strstr(buf, "Unknown error:") == NULL);
91	}
92
93	for (; i < sys_nerr + 10; i++) {
94		ATF_REQUIRE(strerror_r(i, buf, sizeof(buf)) == EINVAL);
95		ATF_REQUIRE(strstr(buf, "Unknown error:") != NULL);
96	}
97}
98
99ATF_TC(strerror_r_err);
100ATF_TC_HEAD(strerror_r_err, tc)
101{
102	atf_tc_set_md_var(tc, "descr", "Test errors from strerror_r(3)");
103}
104
105ATF_TC_BODY(strerror_r_err, tc)
106{
107	char buf[512];
108	int rv;
109
110	rv = strerror_r(EPERM, buf, 1);
111	ATF_REQUIRE(rv == ERANGE);
112
113	rv = strerror_r(INT_MAX, buf, sizeof(buf));
114
115	ATF_REQUIRE(rv == EINVAL);
116	ATF_REQUIRE(strstr(buf, "Unknown error:") != NULL);
117
118	rv = strerror_r(INT_MIN, buf, sizeof(buf));
119
120	ATF_REQUIRE(rv == EINVAL);
121	ATF_REQUIRE(strstr(buf, "Unknown error:") != NULL);
122}
123
124ATF_TP_ADD_TCS(tp)
125{
126
127	(void)setlocale(LC_ALL, "C");
128
129	ATF_TP_ADD_TC(tp, strerror_basic);
130	ATF_TP_ADD_TC(tp, strerror_err);
131	ATF_TP_ADD_TC(tp, strerror_r_basic);
132	ATF_TP_ADD_TC(tp, strerror_r_err);
133
134	return atf_no_error();
135}
136