[src/trunk]: src Two elementary tests for gettimeofday(2).

[jruoho <jruoho%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/498b40433a79
branches:  trunk
changeset: 764699:498b40433a79
user:      jruoho <jruoho%NetBSD.org@localhost>
date:      Sun May 01 07:22:40 2011 +0000

description:
Two elementary tests for gettimeofday(2).

diffstat:

 distrib/sets/lists/tests/mi    |   4 +-
 tests/syscall/Makefile         |   4 +-
 tests/syscall/t_gettimeofday.c |  86 ++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 91 insertions(+), 3 deletions(-)

diffs (132 lines):

diff -r 2608278ac2af -r 498b40433a79 distrib/sets/lists/tests/mi
--- a/distrib/sets/lists/tests/mi       Sun May 01 06:49:43 2011 +0000
+++ b/distrib/sets/lists/tests/mi       Sun May 01 07:22:40 2011 +0000
@@ -1,4 +1,4 @@
-# $NetBSD: mi,v 1.313 2011/04/30 06:20:37 jruoho Exp $
+# $NetBSD: mi,v 1.314 2011/05/01 07:22:40 jruoho Exp $
 #
 # Note: don't delete entries from here - mark them as "obsolete" instead.
 #
@@ -599,6 +599,7 @@
 ./usr/libdata/debug/usr/tests/syscall/t_getpid.debug                   tests-syscall-debug     debug,atf
 ./usr/libdata/debug/usr/tests/syscall/t_getrusage.debug                        tests-syscall-debug     debug,atf
 ./usr/libdata/debug/usr/tests/syscall/t_getsid.debug                   tests-syscall-debug     debug,atf
+./usr/libdata/debug/usr/tests/syscall/t_gettimeofday.debug             tests-syscall-debug     debug,atf
 ./usr/libdata/debug/usr/tests/syscall/t_kill.debug                     tests-syscall-debug     debug,atf
 ./usr/libdata/debug/usr/tests/syscall/t_mmap.debug                     tests-syscall-debug     debug,atf
 ./usr/libdata/debug/usr/tests/syscall/t_mprotect.debug                 tests-syscall-debug     debug,atf
@@ -2273,6 +2274,7 @@
 ./usr/tests/syscall/t_getpid                   tests-syscall-tests     atf
 ./usr/tests/syscall/t_getrusage                        tests-syscall-tests     atf
 ./usr/tests/syscall/t_getsid                   tests-syscall-tests     atf
+./usr/tests/syscall/t_gettimeofday             tests-syscall-tests     atf
 ./usr/tests/syscall/t_kill                     tests-syscall-tests     atf
 ./usr/tests/syscall/t_mmap                     tests-syscall-tests     atf
 ./usr/tests/syscall/t_mprotect                 tests-syscall-tests     atf
diff -r 2608278ac2af -r 498b40433a79 tests/syscall/Makefile
--- a/tests/syscall/Makefile    Sun May 01 06:49:43 2011 +0000
+++ b/tests/syscall/Makefile    Sun May 01 07:22:40 2011 +0000
@@ -1,11 +1,11 @@
-# $NetBSD: Makefile,v 1.23 2011/04/30 06:20:37 jruoho Exp $
+# $NetBSD: Makefile,v 1.24 2011/05/01 07:22:40 jruoho Exp $
 
 .include <bsd.own.mk>
 
 TESTSDIR=      ${TESTSBASE}/syscall
 
 TESTS_C+=      t_access t_cmsg t_dup t_fsync
-TESTS_C+=      t_getgroups t_getpid t_getrusage t_getsid
+TESTS_C+=      t_getgroups t_getpid t_getrusage t_getsid t_gettimeofday
 TESTS_C+=      t_kill t_mmap t_mprotect t_msync
 TESTS_C+=      t_setrlimit t_setuid t_timer t_umask
 
diff -r 2608278ac2af -r 498b40433a79 tests/syscall/t_gettimeofday.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/syscall/t_gettimeofday.c    Sun May 01 07:22:40 2011 +0000
@@ -0,0 +1,86 @@
+/* $NetBSD: t_gettimeofday.c,v 1.1 2011/05/01 07:22:40 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_gettimeofday.c,v 1.1 2011/05/01 07:22:40 jruoho Exp $");
+
+#include <sys/time.h>
+
+#include <atf-c.h>
+#include <errno.h>
+#include <string.h>
+
+ATF_TC(gettimeofday_err);
+ATF_TC_HEAD(gettimeofday_err, tc)
+{
+       atf_tc_set_md_var(tc, "descr", "Test errors from gettimeofday(2)");
+}
+
+ATF_TC_BODY(gettimeofday_err, tc)
+{
+
+       errno = 0;
+
+       ATF_REQUIRE_ERRNO(EFAULT, gettimeofday((void *)-1, NULL) != 0);
+}
+
+ATF_TC(gettimeofday_mono);
+ATF_TC_HEAD(gettimeofday_mono, tc)
+{
+       atf_tc_set_md_var(tc, "descr", "Test monotonicity of gettimeofday(2)");
+}
+
+ATF_TC_BODY(gettimeofday_mono, tc)
+{
+       static const size_t maxiter = 100;
+       struct timeval tv1, tv2;
+       size_t i;
+
+       for (i = 0; i < maxiter; i++) {
+
+               (void)memset(&tv1, 0, sizeof(struct timeval));
+               (void)memset(&tv2, 0, sizeof(struct timeval));
+
+               ATF_REQUIRE(gettimeofday(&tv1, NULL) == 0);
+               ATF_REQUIRE(gettimeofday(&tv2, NULL) == 0);
+
+               if (timercmp(&tv2, &tv1, <) != 0)
+                       atf_tc_fail("time went backwards");
+       }
+}
+
+ATF_TP_ADD_TCS(tp)
+{
+
+       ATF_TP_ADD_TC(tp, gettimeofday_err);
+       ATF_TP_ADD_TC(tp, gettimeofday_mono);
+
+       return atf_no_error();
+}