minix/tests/lib/libc/gen/t_assert.c

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/* $NetBSD: t_assert.c,v 1.2 2011/06/14 05:28:00 jruoho Exp $ */
/*-
* Copyright (c) 2011 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jukka Ruohonen.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__RCSID("$NetBSD: t_assert.c,v 1.2 2011/06/14 05:28:00 jruoho Exp $");
#include <sys/wait.h>
#include <assert.h>
#include <atf-c.h>
#include <signal.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
static void handler(int);
static void
handler(int signo)
{
/* Nothing. */
}
ATF_TC(assert_false);
ATF_TC_HEAD(assert_false, tc)
{
atf_tc_set_md_var(tc, "descr", "Test that assert(3) works, #1");
}
ATF_TC_BODY(assert_false, tc)
{
struct sigaction sa;
pid_t pid;
int sta;
pid = fork();
ATF_REQUIRE(pid >= 0);
if (pid == 0) {
(void)closefrom(0);
(void)memset(&sa, 0, sizeof(struct sigaction));
sa.sa_flags = 0;
sa.sa_handler = handler;
(void)sigemptyset(&sa.sa_mask);
(void)sigaction(SIGABRT, &sa, 0);
assert(1 == 1);
_exit(EXIT_SUCCESS);
}
(void)wait(&sta);
if (WIFSIGNALED(sta) != 0 || WIFEXITED(sta) == 0)
atf_tc_fail("assert(3) fired haphazardly");
}
ATF_TC(assert_true);
ATF_TC_HEAD(assert_true, tc)
{
atf_tc_set_md_var(tc, "descr", "Test that assert(3) works, #2");
}
ATF_TC_BODY(assert_true, tc)
{
struct sigaction sa;
pid_t pid;
int sta;
pid = fork();
ATF_REQUIRE(pid >= 0);
if (pid == 0) {
(void)closefrom(0);
(void)memset(&sa, 0, sizeof(struct sigaction));
sa.sa_flags = 0;
sa.sa_handler = handler;
(void)sigemptyset(&sa.sa_mask);
(void)sigaction(SIGABRT, &sa, 0);
assert(1 == 2);
_exit(EXIT_SUCCESS);
}
(void)wait(&sta);
if (WIFSIGNALED(sta) == 0 || WTERMSIG(sta) != SIGABRT)
atf_tc_fail("assert(3) did not fire");
}
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, assert_false);
ATF_TP_ADD_TC(tp, assert_true);
return atf_no_error();
}