1/* $NetBSD: t_assert.c,v 1.1 2011/06/14 05:25:21 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_assert.c,v 1.1 2011/06/14 05:25:21 jruoho Exp $");
33
34#include <sys/wait.h>
35
36#include <assert.h>
37#include <atf-c.h>
38#include <signal.h>
39#include <stdlib.h>
40#include <string.h>
41#include <unistd.h>
42
43static void		handler(int);
44
45static void
46handler(int signo)
47{
48	/* Nothing. */
49}
50
51ATF_TC(assert_false);
52ATF_TC_HEAD(assert_false, tc)
53{
54	atf_tc_set_md_var(tc, "descr", "Test that assert(3) works, #1");
55}
56
57ATF_TC_BODY(assert_false, tc)
58{
59	struct sigaction sa;
60	pid_t pid;
61	int sta;
62
63	pid = fork();
64	ATF_REQUIRE(pid >= 0);
65
66	if (pid == 0) {
67
68		(void)closefrom(0);
69		(void)memset(&sa, 0, sizeof(struct sigaction));
70
71		sa.sa_flags = 0;
72		sa.sa_handler = handler;
73
74		(void)sigemptyset(&sa.sa_mask);
75		(void)sigaction(SIGABRT, &sa, 0);
76
77		assert(1 == 1);
78
79		_exit(EXIT_SUCCESS);
80	}
81
82	(void)wait(&sta);
83
84	if (WIFSIGNALED(sta) != 0 || WIFEXITED(sta) == 0)
85		atf_tc_fail("assert(3) fired haphazardly");
86}
87
88ATF_TC(assert_true);
89ATF_TC_HEAD(assert_true, tc)
90{
91	atf_tc_set_md_var(tc, "descr", "Test that assert(3) works, #2");
92}
93
94ATF_TC_BODY(assert_true, tc)
95{
96	struct sigaction sa;
97	pid_t pid;
98	int sta;
99
100	pid = fork();
101	ATF_REQUIRE(pid >= 0);
102
103	if (pid == 0) {
104
105		(void)closefrom(0);
106		(void)memset(&sa, 0, sizeof(struct sigaction));
107
108		sa.sa_flags = 0;
109		sa.sa_handler = handler;
110
111		(void)sigemptyset(&sa.sa_mask);
112		(void)sigaction(SIGABRT, &sa, 0);
113
114		assert(1 == 2);
115
116		_exit(EXIT_SUCCESS);
117	}
118
119	(void)wait(&sta);
120
121	if (WIFSIGNALED(sta) == 0 || WTERMSIG(sta) != SIGABRT)
122		atf_tc_fail("assert(3) did not fire");
123}
124
125ATF_TP_ADD_TCS(tp)
126{
127
128	ATF_TP_ADD_TC(tp, assert_false);
129	ATF_TP_ADD_TC(tp, assert_true);
130
131	return atf_no_error();
132}
133