1 files changed, 58 insertions, 0 deletions
diff --git a/tests/ts/hwclock/systohc b/tests/ts/hwclock/systohc
new file mode 100755
index 0000000..401ee93
--- /dev/null
+++ b/tests/ts/hwclock/systohc
@@ -0,0 +1,58 @@
+#!/bin/bash
+
+#
+# Copyright (C) 2007 Karel Zak <kzak@redhat.com>
+#
+# This file is part of util-linux.
+#
+# This file is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License or
+# (at your option) any later version.
+#
+# This file is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+
+TS_TOPDIR="$(dirname $0)/../.."
+TS_DESC="system to hw"
+NTP_SERVER="0.fedora.pool.ntp.org"
+
+. $TS_TOPDIR/functions.sh
+ts_init "$*"
+ts_skip_nonroot
+
+PATH='/usr/sbin:/usr/bin:/sbin:/bin'
+type ntpdate >/dev/null 2>&1 || ts_skip "cannot find ntpdate command"
+
+set -o pipefail
+
+# sync with server
+(ntpdate $NTP_SERVER | sed "s/^.*offset \([0-9.]*\) sec/\1/g") &> /dev/null
+[ "$?" == "1" ] && ts_skip "cannot sync with $NTP_SERVER"
+
+# sync again and check difference
+OFFSET=$( ntpdate $NTP_SERVER 2> /dev/null | sed "s/^.*offset [\-]*\([0-9.]*\) sec/\1/g" )
+[ "$?" == "1" ] && ts_skip "cannot sync with $NTP_SERVER (2nd attempt)"
+
+DIFF=$( echo "$OFFSET > 1" | bc )
+[ "$DIFF" == "1" ] && ts_skip "diff between systime and NTP is greated than 1 second"
+
+# call hwclock
+for i in `seq 0 10`; do
+	#echo "sync #$i"
+	$TS_CMD_HWCLOCK --systohc
+	$TS_CMD_HWCLOCK --hctosys
+done
+
+# sync with NTP and check new difference
+OFFSET=$( ntpdate $NTP_SERVER 2> /dev/null | sed "s/^.*offset [\-]*\([0-9.]*\) sec/\1/g" )
+[ "$?" == "1" ] && ts_skip "cannot sync with $NTP_SERVER (3rd attempt)"
+
+DIFF=$( echo "$OFFSET > 1" | bc )
+[ "$DIFF" == "1" ] && ts_failed "offset is $OFFSET"
+
+ts_ok "offset is $OFFSET"
+