1272343Sngie/* $NetBSD: t_gettimeofday.c,v 1.1 2011/07/07 06:57:53 jruoho Exp $ */ 2272343Sngie 3272343Sngie/*- 4272343Sngie * Copyright (c) 2011 The NetBSD Foundation, Inc. 5272343Sngie * All rights reserved. 6272343Sngie * 7272343Sngie * This code is derived from software contributed to The NetBSD Foundation 8272343Sngie * by Jukka Ruohonen. 9272343Sngie * 10272343Sngie * Redistribution and use in source and binary forms, with or without 11272343Sngie * modification, are permitted provided that the following conditions 12272343Sngie * are met: 13272343Sngie * 1. Redistributions of source code must retain the above copyright 14272343Sngie * notice, this list of conditions and the following disclaimer. 15272343Sngie * 2. Redistributions in binary form must reproduce the above copyright 16272343Sngie * notice, this list of conditions and the following disclaimer in the 17272343Sngie * documentation and/or other materials provided with the distribution. 18272343Sngie * 19272343Sngie * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20272343Sngie * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21272343Sngie * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22272343Sngie * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23272343Sngie * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24272343Sngie * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25272343Sngie * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26272343Sngie * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27272343Sngie * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28272343Sngie * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29272343Sngie * POSSIBILITY OF SUCH DAMAGE. 30272343Sngie */ 31272343Sngie#include <sys/cdefs.h> 32272343Sngie__RCSID("$NetBSD: t_gettimeofday.c,v 1.1 2011/07/07 06:57:53 jruoho Exp $"); 33272343Sngie 34272343Sngie#include <sys/time.h> 35272343Sngie 36272343Sngie#include <atf-c.h> 37272343Sngie#include <errno.h> 38272343Sngie#include <string.h> 39272343Sngie 40272343SngieATF_TC(gettimeofday_err); 41272343SngieATF_TC_HEAD(gettimeofday_err, tc) 42272343Sngie{ 43272343Sngie atf_tc_set_md_var(tc, "descr", "Test errors from gettimeofday(2)"); 44272343Sngie} 45272343Sngie 46272343SngieATF_TC_BODY(gettimeofday_err, tc) 47272343Sngie{ 48272343Sngie 49297637Sngie#ifdef __NetBSD__ 50272343Sngie errno = 0; 51272343Sngie 52272343Sngie ATF_REQUIRE_ERRNO(EFAULT, gettimeofday((void *)-1, NULL) != 0); 53297637Sngie#endif 54272343Sngie} 55272343Sngie 56272343SngieATF_TC(gettimeofday_mono); 57272343SngieATF_TC_HEAD(gettimeofday_mono, tc) 58272343Sngie{ 59272343Sngie atf_tc_set_md_var(tc, "descr", "Test monotonicity of gettimeofday(2)"); 60272343Sngie} 61272343Sngie 62272343SngieATF_TC_BODY(gettimeofday_mono, tc) 63272343Sngie{ 64272343Sngie static const size_t maxiter = 100; 65272343Sngie struct timeval tv1, tv2; 66272343Sngie size_t i; 67272343Sngie 68272343Sngie for (i = 0; i < maxiter; i++) { 69272343Sngie 70272343Sngie (void)memset(&tv1, 0, sizeof(struct timeval)); 71272343Sngie (void)memset(&tv2, 0, sizeof(struct timeval)); 72272343Sngie 73272343Sngie ATF_REQUIRE(gettimeofday(&tv1, NULL) == 0); 74272343Sngie ATF_REQUIRE(gettimeofday(&tv2, NULL) == 0); 75272343Sngie 76272343Sngie if (timercmp(&tv2, &tv1, <) != 0) 77272343Sngie atf_tc_fail("time went backwards"); 78272343Sngie } 79272343Sngie} 80272343Sngie 81272343SngieATF_TP_ADD_TCS(tp) 82272343Sngie{ 83272343Sngie 84272343Sngie ATF_TP_ADD_TC(tp, gettimeofday_err); 85272343Sngie ATF_TP_ADD_TC(tp, gettimeofday_mono); 86272343Sngie 87272343Sngie return atf_no_error(); 88272343Sngie} 89