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 #ifdef __FreeBSD__ 44 #include <sys/types.h> 45 #include <sys/time.h> 46 #include <sys/resource.h> 47 48 static void 49 disable_corefile(void) 50 { 51 struct rlimit limits; 52 53 limits.rlim_cur = 0; 54 limits.rlim_max = 0; 55 56 ATF_REQUIRE(setrlimit(RLIMIT_CORE, &limits) == 0); 57 } 58 #endif 59 60 static void handler(int); 61 62 static void 63 handler(int signo) 64 { 65 /* Nothing. */ 66 } 67 68 ATF_TC(assert_false); 69 ATF_TC_HEAD(assert_false, tc) 70 { 71 atf_tc_set_md_var(tc, "descr", "Test that assert(3) works, #1"); 72 } 73 74 ATF_TC_BODY(assert_false, tc) 75 { 76 struct sigaction sa; 77 pid_t pid; 78 int sta; 79 80 pid = fork(); 81 ATF_REQUIRE(pid >= 0); 82 83 if (pid == 0) { 84 85 #ifdef __FreeBSD__ 86 disable_corefile(); 87 #endif 88 (void)closefrom(0); 89 (void)memset(&sa, 0, sizeof(struct sigaction)); 90 91 sa.sa_flags = 0; 92 sa.sa_handler = handler; 93 94 (void)sigemptyset(&sa.sa_mask); 95 (void)sigaction(SIGABRT, &sa, 0); 96 97 assert(1 == 1); 98 99 _exit(EXIT_SUCCESS); 100 } 101 102 (void)wait(&sta); 103 104 if (WIFSIGNALED(sta) != 0 || WIFEXITED(sta) == 0) 105 atf_tc_fail("assert(3) fired haphazardly"); 106 } 107 108 ATF_TC(assert_true); 109 ATF_TC_HEAD(assert_true, tc) 110 { 111 atf_tc_set_md_var(tc, "descr", "Test that assert(3) works, #2"); 112 } 113 114 ATF_TC_BODY(assert_true, tc) 115 { 116 struct sigaction sa; 117 pid_t pid; 118 int sta; 119 120 pid = fork(); 121 ATF_REQUIRE(pid >= 0); 122 123 if (pid == 0) { 124 125 #ifdef __FreeBSD__ 126 disable_corefile(); 127 #endif 128 (void)closefrom(0); 129 (void)memset(&sa, 0, sizeof(struct sigaction)); 130 131 sa.sa_flags = 0; 132 sa.sa_handler = handler; 133 134 (void)sigemptyset(&sa.sa_mask); 135 (void)sigaction(SIGABRT, &sa, 0); 136 137 assert(1 == 2); 138 139 _exit(EXIT_SUCCESS); 140 } 141 142 (void)wait(&sta); 143 144 if (WIFSIGNALED(sta) == 0 || WTERMSIG(sta) != SIGABRT) 145 atf_tc_fail("assert(3) did not fire"); 146 } 147 148 ATF_TP_ADD_TCS(tp) 149 { 150 151 ATF_TP_ADD_TC(tp, assert_false); 152 ATF_TP_ADD_TC(tp, assert_true); 153 154 return atf_no_error(); 155 } 156