1 /* $NetBSD: t_time.c,v 1.4 2017/01/10 15:32:46 christos Exp $ */
4 * Copyright (c) 2011 The NetBSD Foundation, Inc.
7 * This code is derived from software contributed to The NetBSD Foundation
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
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.
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.
31 #include <sys/cdefs.h>
32 __RCSID("$NetBSD: t_time.c,v 1.4 2017/01/10 15:32:46 christos Exp $");
45 ATF_TC_HEAD(time_copy, tc)
47 atf_tc_set_md_var(tc, "descr", "Test the return values of time(3)");
50 ATF_TC_BODY(time_copy, tc)
57 atf_tc_fail("incorrect return values from time(3)");
61 ATF_TC_HEAD(time_mono, tc)
63 atf_tc_set_md_var(tc, "descr", "Test monotonicity of time(3)");
66 ATF_TC_BODY(time_mono, tc)
68 const size_t maxiter = 10;
72 for (i = 0; i < maxiter; i++) {
78 (void)fprintf(stderr, "%"PRId64" vs. %"PRId64"\n",
79 (int64_t)t1, (int64_t)t2);
82 atf_tc_fail("time(3) is not monotonic");
86 ATF_TC(time_timeofday);
87 ATF_TC_HEAD(time_timeofday, tc)
89 atf_tc_set_md_var(tc, "descr", "Test time(3) vs. gettimeofday(2)");
92 ATF_TC_BODY(time_timeofday, tc)
94 struct timeval tv = { 0, 0 };
98 ATF_REQUIRE(gettimeofday(&tv, NULL) == 0);
101 (void)fprintf(stderr, "%"PRId64" vs. %"PRId64"\n",
102 (int64_t)t1, (int64_t)tv.tv_sec);
104 if (t1 > tv.tv_sec || t2 < tv.tv_sec)
105 atf_tc_fail("time(3) and gettimeofday(2) differ");
111 ATF_TP_ADD_TC(tp, time_copy);
112 ATF_TP_ADD_TC(tp, time_mono);
113 ATF_TP_ADD_TC(tp, time_timeofday);
115 return atf_no_error();