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-rwxr-xr-xtests/zfs-tests/tests/functional/cli_root/zpool_events/zpool_events_clear.ksh58
1 files changed, 58 insertions, 0 deletions
diff --git a/tests/zfs-tests/tests/functional/cli_root/zpool_events/zpool_events_clear.ksh b/tests/zfs-tests/tests/functional/cli_root/zpool_events/zpool_events_clear.ksh
new file mode 100755
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+++ b/tests/zfs-tests/tests/functional/cli_root/zpool_events/zpool_events_clear.ksh
@@ -0,0 +1,58 @@
+#!/bin/ksh -p
+#
+# This file and its contents are supplied under the terms of the
+# Common Development and Distribution License ("CDDL"), version 1.0.
+# You may only use this file in accordance with the terms of version
+# 1.0 of the CDDL.
+#
+# A full copy of the text of the CDDL should have accompanied this
+# source. A copy of the CDDL is also available via the Internet at
+# http://www.illumos.org/license/CDDL.
+#
+
+#
+# Copyright 2017, loli10K <ezomori.nozomu@gmail.com>. All rights reserved.
+#
+
+. $STF_SUITE/include/libtest.shlib
+. $STF_SUITE/tests/functional/cli_root/zpool_events/zpool_events.kshlib
+
+#
+# DESCRIPTION:
+# 'zpool events -c' should successfully clear events.
+#
+# STRATEGY:
+# 1. Clear all ZFS events
+# 2. Generate some new ZFS events
+# 3. Verify 'zpool events -c' successfully clears new events
+#
+
+verify_runnable "both"
+
+log_assert "'zpool events -c' should successfully clear events."
+
+# 1. Clear all ZFS events
+# This is needed because we may already over the max number or events queued
+# (zfs_zevent_len_max) generated by previous tests: generating $EVENTS_NUM new
+# events and then counting them is racy and leads to failures, so start from 0.
+log_must zpool events -c
+
+# 2. Generate some new ZFS events
+for i in `seq 1 $EVENTS_NUM`; do
+ log_must zpool clear $TESTPOOL
+done
+# wait a bit to allow the kernel module to process new events
+zpool_events_settle
+EVENTS_NUM=$(zpool events -H | wc -l | xargs)
+
+# 3. Verify 'zpool events -c' successfully clear new events
+CLEAR_OUTPUT=$(zpool events -c)
+if [[ "$CLEAR_OUTPUT" != "cleared $EVENTS_NUM events" ]]; then
+ log_fail "Failed to clear $EVENTS_NUM events: $CLEAR_OUTPUT"
+fi
+EVENTS_NUM=$(zpool events -H | wc -l)
+if [[ $EVENTS_NUM -ne 0 ]]; then
+ log_fail "Unexpected events number: $EVENTS_NUM != 0"
+fi
+
+log_pass "'zpool events -c' successfully clears events."