t_spawn.c revision 313498 
1/* $NetBSD: t_spawn.c,v 1.2 2014/10/18 08:33:30 snj Exp $ */
2
3/*-
4 * Copyright (c) 2012 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Charles Zhang <charles@NetBSD.org> and
9 * Martin Husemann <martin@NetBSD.org>.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 *    notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in the
18 *    documentation and/or other materials provided with the distribution.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 */
32
33
34#include <atf-c.h>
35#include <spawn.h>
36#include <string.h>
37#include <stdio.h>
38#include <stdlib.h>
39#include <errno.h>
40#include <sys/wait.h>
41
42ATF_TC(t_spawn_ls);
43
44ATF_TC_HEAD(t_spawn_ls, tc)
45{
46	atf_tc_set_md_var(tc, "descr",
47	    "Tests a simple posix_spawn executing /bin/ls");
48}
49
50ATF_TC_BODY(t_spawn_ls, tc)
51{
52	char * const args[] = { __UNCONST("ls"), __UNCONST("-la"), NULL };
53	int err;
54
55	err = posix_spawn(NULL, "/bin/ls", NULL, NULL, args, NULL);
56	ATF_REQUIRE(err == 0);
57}
58
59ATF_TC(t_spawnp_ls);
60
61ATF_TC_HEAD(t_spawnp_ls, tc)
62{
63	atf_tc_set_md_var(tc, "descr",
64	    "Tests a simple posix_spawnp executing ls via $PATH");
65}
66
67ATF_TC_BODY(t_spawnp_ls, tc)
68{
69	char * const args[] = { __UNCONST("ls"), __UNCONST("-la"), NULL };
70	int err;
71
72	err = posix_spawnp(NULL, "ls", NULL, NULL, args, NULL);
73	ATF_REQUIRE(err == 0);
74}
75
76ATF_TC(t_spawn_zero);
77
78ATF_TC_HEAD(t_spawn_zero, tc)
79{
80	atf_tc_set_md_var(tc, "descr",
81	    "posix_spawn an invalid binary");
82}
83
84ATF_TC_BODY(t_spawn_zero, tc)
85{
86	char buf[FILENAME_MAX];
87	char * const args[] = { __UNCONST("h_zero"), NULL };
88	int err;
89
90	snprintf(buf, sizeof buf, "%s/h_zero", atf_tc_get_config_var(tc, "srcdir"));
91	err = posix_spawn(NULL, buf, NULL, NULL, args, NULL);
92	ATF_REQUIRE_MSG(err == ENOEXEC, "expected error %d, got %d when spawning %s", ENOEXEC, err, buf);
93}
94
95ATF_TC(t_spawn_missing);
96
97ATF_TC_HEAD(t_spawn_missing, tc)
98{
99	atf_tc_set_md_var(tc, "descr",
100	    "posix_spawn a non existant binary");
101}
102
103ATF_TC_BODY(t_spawn_missing, tc)
104{
105	char buf[FILENAME_MAX];
106	char * const args[] = { __UNCONST("h_nonexist"), NULL };
107	int err;
108
109	snprintf(buf, sizeof buf, "%s/h_nonexist",
110	    atf_tc_get_config_var(tc, "srcdir"));
111	err = posix_spawn(NULL, buf, NULL, NULL, args, NULL);
112	ATF_REQUIRE_MSG(err == ENOENT, "expected error %d, got %d when spawning %s", ENOENT, err, buf);
113}
114
115ATF_TC(t_spawn_nonexec);
116
117ATF_TC_HEAD(t_spawn_nonexec, tc)
118{
119	atf_tc_set_md_var(tc, "descr",
120	    "posix_spawn a script with non existing interpreter");
121}
122
123ATF_TC_BODY(t_spawn_nonexec, tc)
124{
125	char buf[FILENAME_MAX];
126	char * const args[] = { __UNCONST("h_nonexec"), NULL };
127	int err;
128
129	snprintf(buf, sizeof buf, "%s/h_nonexec",
130	    atf_tc_get_config_var(tc, "srcdir"));
131	err = posix_spawn(NULL, buf, NULL, NULL, args, NULL);
132	ATF_REQUIRE_MSG(err == ENOENT, "expected error %d, got %d when spawning %s", ENOENT, err, buf);
133}
134
135ATF_TC(t_spawn_child);
136
137ATF_TC_HEAD(t_spawn_child, tc)
138{
139	atf_tc_set_md_var(tc, "descr",
140	    "posix_spawn a child and get its return code");
141}
142
143ATF_TC_BODY(t_spawn_child, tc)
144{
145	char buf[FILENAME_MAX];
146	char * const args0[] = { __UNCONST("h_spawn"), __UNCONST("0"), NULL };
147	char * const args1[] = { __UNCONST("h_spawn"), __UNCONST("1"), NULL };
148	char * const args7[] = { __UNCONST("h_spawn"), __UNCONST("7"), NULL };
149	int err, status;
150	pid_t pid;
151
152	snprintf(buf, sizeof buf, "%s/h_spawn",
153	    atf_tc_get_config_var(tc, "srcdir"));
154
155	err = posix_spawn(&pid, buf, NULL, NULL, args0, NULL);
156	ATF_REQUIRE(err == 0);
157	ATF_REQUIRE(pid > 0);
158	waitpid(pid, &status, 0);
159	ATF_REQUIRE(WIFEXITED(status) && WEXITSTATUS(status) == 0);
160
161	err = posix_spawn(&pid, buf, NULL, NULL, args1, NULL);
162	ATF_REQUIRE(err == 0);
163	ATF_REQUIRE(pid > 0);
164	waitpid(pid, &status, 0);
165	ATF_REQUIRE(WIFEXITED(status) && WEXITSTATUS(status) == 1);
166
167	err = posix_spawn(&pid, buf, NULL, NULL, args7, NULL);
168	ATF_REQUIRE(err == 0);
169	ATF_REQUIRE(pid > 0);
170	waitpid(pid, &status, 0);
171	ATF_REQUIRE(WIFEXITED(status) && WEXITSTATUS(status) == 7);
172}
173
174ATF_TP_ADD_TCS(tp)
175{
176	ATF_TP_ADD_TC(tp, t_spawn_ls);
177	ATF_TP_ADD_TC(tp, t_spawnp_ls);
178	ATF_TP_ADD_TC(tp, t_spawn_zero);
179	ATF_TP_ADD_TC(tp, t_spawn_missing);
180	ATF_TP_ADD_TC(tp, t_spawn_nonexec);
181	ATF_TP_ADD_TC(tp, t_spawn_child);
182
183	return atf_no_error();
184}
185