1 /* $NetBSD: t_assert.c,v 1.2 2011/06/14 05:28:00 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 1.2 2011/06/14 05:28:00 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 43 static void handler(int); 44 45 static void 46 handler(int signo) 47 { 48 /* Nothing. */ 49 } 50 51 ATF_TC(assert_false); 52 ATF_TC_HEAD(assert_false, tc) 53 { 54 atf_tc_set_md_var(tc, "descr", "Test that assert(3) works, #1"); 55 } 56 57 ATF_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 88 ATF_TC(assert_true); 89 ATF_TC_HEAD(assert_true, tc) 90 { 91 atf_tc_set_md_var(tc, "descr", "Test that assert(3) works, #2"); 92 } 93 94 ATF_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 } 124 125 ATF_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