strerror_test.c revision 290875 
1/*-
2 * Copyright (c) 2001 Wes Peters <wes@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: stable/10/lib/libc/tests/string/strerror_test.c 290875 2015-11-15 20:08:34Z ngie $
27 */
28
29#include <assert.h>
30#include <errno.h>
31#include <limits.h>
32#include <stdio.h>
33#include <stdlib.h>
34#include <string.h>
35
36#include <atf-c.h>
37
38static char buf[64];
39static char *sret;
40static int iret;
41
42ATF_TC_WITHOUT_HEAD(strerror_unknown_error);
43ATF_TC_BODY(strerror_unknown_error, tc)
44{
45
46	errno = 0;
47	sret = strerror(INT_MAX);
48	snprintf(buf, sizeof(buf), "Unknown error: %d", INT_MAX);
49	ATF_CHECK(strcmp(sret, buf) == 0);
50	ATF_CHECK(errno == EINVAL);
51}
52
53ATF_TC_WITHOUT_HEAD(strerror_no_error);
54ATF_TC_BODY(strerror_no_error, tc)
55{
56
57	errno = 0;
58	sret = strerror(0);
59	ATF_CHECK(strcmp(sret, "No error: 0") == 0);
60	ATF_CHECK(errno == 0);
61}
62
63ATF_TC_WITHOUT_HEAD(strerror_EPERM_test);
64ATF_TC_BODY(strerror_EPERM_test, tc)
65{
66
67	errno = 0;
68	sret = strerror(EPERM);
69	ATF_CHECK(strcmp(sret, "Operation not permitted") == 0);
70	ATF_CHECK(errno == 0);
71}
72
73ATF_TC_WITHOUT_HEAD(strerror_EPFNOSUPPORT_test);
74ATF_TC_BODY(strerror_EPFNOSUPPORT_test, tc)
75{
76
77	errno = 0;
78	sret = strerror(EPFNOSUPPORT);
79	ATF_CHECK(strcmp(sret, "Protocol family not supported") == 0);
80	ATF_CHECK(errno == 0);
81}
82
83ATF_TC_WITHOUT_HEAD(strerror_ELAST_test);
84ATF_TC_BODY(strerror_ELAST_test, tc)
85{
86
87	errno = 0;
88	sret = strerror(ELAST);
89	ATF_CHECK(errno == 0);
90}
91
92ATF_TC_WITHOUT_HEAD(strerror_r__unknown_error);
93ATF_TC_BODY(strerror_r__unknown_error, tc)
94{
95
96	memset(buf, '*', sizeof(buf));
97	iret = strerror_r(-1, buf, sizeof(buf));
98	ATF_CHECK(strcmp(buf, "Unknown error: -1") == 0);
99	ATF_CHECK(iret == EINVAL);
100}
101
102ATF_TC_WITHOUT_HEAD(strerror_r__EPERM_one_byte_short);
103ATF_TC_BODY(strerror_r__EPERM_one_byte_short, tc)
104{
105
106	memset(buf, '*', sizeof(buf));
107	/* One byte too short. */
108	iret = strerror_r(EPERM, buf, strlen("Operation not permitted"));
109	ATF_CHECK(strcmp(buf, "Operation not permitte") == 0);
110	ATF_CHECK(iret == ERANGE);
111}
112
113ATF_TC_WITHOUT_HEAD(strerror_r__EPERM_unknown_error_one_byte_short);
114ATF_TC_BODY(strerror_r__EPERM_unknown_error_one_byte_short, tc)
115{
116
117	memset(buf, '*', sizeof(buf));
118	/* One byte too short. */
119	iret = strerror_r(-1, buf, strlen("Unknown error: -1"));
120	ATF_CHECK(strcmp(buf, "Unknown error: -") == 0);
121	ATF_CHECK(iret == EINVAL);
122}
123
124ATF_TC_WITHOUT_HEAD(strerror_r__EPERM_unknown_error_two_bytes_short);
125ATF_TC_BODY(strerror_r__EPERM_unknown_error_two_bytes_short, tc)
126{
127
128	memset(buf, '*', sizeof(buf));
129	/* Two bytes too short. */
130	iret = strerror_r(-2, buf, strlen("Unknown error: -2") - 1);
131	ATF_CHECK(strcmp(buf, "Unknown error: ") == 0);
132	ATF_CHECK(iret == EINVAL);
133}
134
135ATF_TC_WITHOUT_HEAD(strerror_r__EPERM_unknown_error_three_bytes_short);
136ATF_TC_BODY(strerror_r__EPERM_unknown_error_three_bytes_short, tc)
137{
138
139	memset(buf, '*', sizeof(buf));
140	/* Three bytes too short. */
141	iret = strerror_r(-2, buf, strlen("Unknown error: -2") - 2);
142	ATF_CHECK(strcmp(buf, "Unknown error:") == 0);
143	ATF_CHECK(iret == EINVAL);
144}
145
146ATF_TC_WITHOUT_HEAD(strerror_r__EPERM_unknown_error_12345_one_byte_short);
147ATF_TC_BODY(strerror_r__EPERM_unknown_error_12345_one_byte_short, tc)
148{
149
150	memset(buf, '*', sizeof(buf));
151	/* One byte too short. */
152	iret = strerror_r(12345, buf, strlen("Unknown error: 12345"));
153	ATF_CHECK(strcmp(buf, "Unknown error: 1234") == 0);
154	ATF_CHECK(iret == EINVAL);
155}
156
157ATF_TC_WITHOUT_HEAD(strerror_r__no_error);
158ATF_TC_BODY(strerror_r__no_error, tc)
159{
160
161	memset(buf, '*', sizeof(buf));
162	iret = strerror_r(0, buf, sizeof(buf));
163	ATF_CHECK(strcmp(buf, "No error: 0") == 0);
164	ATF_CHECK(iret == 0);
165}
166
167ATF_TC_WITHOUT_HEAD(strerror_r__EDEADLK);
168ATF_TC_BODY(strerror_r__EDEADLK, tc)
169{
170
171	memset(buf, '*', sizeof(buf));
172	iret = strerror_r(EDEADLK, buf, sizeof(buf));
173	ATF_CHECK(strcmp(buf, "Resource deadlock avoided") == 0);
174	ATF_CHECK(iret == 0);
175}
176
177ATF_TC_WITHOUT_HEAD(strerror_r__EPROCLIM);
178ATF_TC_BODY(strerror_r__EPROCLIM, tc)
179{
180
181	memset(buf, '*', sizeof(buf));
182	iret = strerror_r(EPROCLIM, buf, sizeof(buf));
183	ATF_CHECK(strcmp(buf, "Too many processes") == 0);
184	ATF_CHECK(iret == 0);
185}
186
187ATF_TP_ADD_TCS(tp)
188{
189
190	ATF_TP_ADD_TC(tp, strerror_unknown_error);
191	ATF_TP_ADD_TC(tp, strerror_no_error);
192	ATF_TP_ADD_TC(tp, strerror_EPERM_test);
193	ATF_TP_ADD_TC(tp, strerror_EPFNOSUPPORT_test);
194	ATF_TP_ADD_TC(tp, strerror_ELAST_test);
195	ATF_TP_ADD_TC(tp, strerror_r__unknown_error);
196	ATF_TP_ADD_TC(tp, strerror_r__EPERM_one_byte_short);
197	ATF_TP_ADD_TC(tp, strerror_r__EPERM_unknown_error_one_byte_short);
198	ATF_TP_ADD_TC(tp, strerror_r__EPERM_unknown_error_two_bytes_short);
199	ATF_TP_ADD_TC(tp, strerror_r__EPERM_unknown_error_three_bytes_short);
200	ATF_TP_ADD_TC(tp, strerror_r__EPERM_unknown_error_12345_one_byte_short);
201	ATF_TP_ADD_TC(tp, strerror_r__no_error);
202	ATF_TP_ADD_TC(tp, strerror_r__EDEADLK);
203	ATF_TP_ADD_TC(tp, strerror_r__EPROCLIM);
204
205	return (atf_no_error());
206}
207