diff options
Diffstat (limited to 'contrib/netbsd-tests/lib/libc/gen/t_time.c')
-rw-r--r-- | contrib/netbsd-tests/lib/libc/gen/t_time.c | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/lib/libc/gen/t_time.c b/contrib/netbsd-tests/lib/libc/gen/t_time.c new file mode 100644 index 0000000..bfbdc73 --- /dev/null +++ b/contrib/netbsd-tests/lib/libc/gen/t_time.c @@ -0,0 +1,114 @@ +/* $NetBSD: t_time.c,v 1.2 2011/11/11 05:03:38 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_time.c,v 1.2 2011/11/11 05:03:38 jruoho Exp $"); + +#include <atf-c.h> +#include <errno.h> +#include <inttypes.h> +#include <stdint.h> +#include <stdio.h> +#include <stdlib.h> +#include <time.h> +#include <unistd.h> + +ATF_TC(time_copy); +ATF_TC_HEAD(time_copy, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test the return values of time(3)"); +} + +ATF_TC_BODY(time_copy, tc) +{ + time_t t1, t2 = 0; + + t1 = time(&t2); + + if (t1 != t2) + atf_tc_fail("incorrect return values from time(3)"); +} + +ATF_TC(time_mono); +ATF_TC_HEAD(time_mono, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test monotonicity of time(3)"); +} + +ATF_TC_BODY(time_mono, tc) +{ + const size_t maxiter = 10; + time_t t1, t2; + size_t i; + + for (i = 0; i < maxiter; i++) { + + t1 = time(NULL); + (void)sleep(1); + t2 = time(NULL); + + (void)fprintf(stderr, "%"PRId64" vs. %"PRId64"\n", + (int64_t)t1, (int64_t)t2); + + if (t1 >= t2) + atf_tc_fail("time(3) is not monotonic"); + } +} + +ATF_TC(time_timeofday); +ATF_TC_HEAD(time_timeofday, tc) +{ + atf_tc_set_md_var(tc, "descr", "Test time(3) vs. gettimeofday(2)"); +} + +ATF_TC_BODY(time_timeofday, tc) +{ + struct timeval tv = { 0, 0 }; + time_t t; + + t = time(NULL); + ATF_REQUIRE(gettimeofday(&tv, NULL) == 0); + + (void)fprintf(stderr, "%"PRId64" vs. %"PRId64"\n", + (int64_t)t, (int64_t)tv.tv_sec); + + if (t != tv.tv_sec) + atf_tc_fail("time(3) and gettimeofday(2) differ"); +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, time_copy); + ATF_TP_ADD_TC(tp, time_mono); + ATF_TP_ADD_TC(tp, time_timeofday); + + return atf_no_error(); +} |