1 files changed, 65 insertions, 0 deletions
diff --git a/sys/contrib/openzfs/tests/zfs-tests/tests/functional/rsend/send-L_toggle.ksh b/sys/contrib/openzfs/tests/zfs-tests/tests/functional/rsend/send-L_toggle.ksh
new file mode 100755
index 000000000000..483efcc60548
--- /dev/null
+++ b/sys/contrib/openzfs/tests/zfs-tests/tests/functional/rsend/send-L_toggle.ksh
@@ -0,0 +1,65 @@
+#!/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 (c) 2020 by Delphix. All rights reserved.
+#
+
+. $STF_SUITE/tests/functional/rsend/rsend.kshlib
+
+#
+# Description:
+# Verify that send -L can be changed to on in an incremental.
+# Verify that send -L can not be turned off in an incremental.
+#
+
+function cleanup
+{
+	log_must_busy zfs destroy -r $TESTPOOL/fs
+	log_must_busy zfs destroy -r $TESTPOOL/recv
+}
+
+verify_runnable "both"
+
+log_assert "Verify toggling send -L works as expected"
+log_onexit cleanup
+
+log_must zfs create -o compression=on -o recordsize=1m $TESTPOOL/fs
+
+log_must dd if=/dev/urandom of=/$TESTPOOL/fs/file bs=1024 count=1500
+
+log_must zfs snapshot $TESTPOOL/fs@snap
+
+log_must dd if=/dev/urandom of=/$TESTPOOL/fs/file bs=1024 count=1500 conv=notrunc seek=2048
+
+log_must zfs snapshot $TESTPOOL/fs@snap2
+
+log_must zfs create $TESTPOOL/recv
+
+log_must zfs send -c $TESTPOOL/fs@snap | zfs recv $TESTPOOL/recv/noL-noL
+log_must zfs send -c -i @snap $TESTPOOL/fs@snap2| zfs recv $TESTPOOL/recv/noL-noL
+log_must diff /$TESTPOOL/fs/file /$TESTPOOL/recv/noL-noL/file
+
+log_must zfs send -c -L $TESTPOOL/fs@snap | zfs recv $TESTPOOL/recv/L-L
+log_must zfs send -c -L -i @snap $TESTPOOL/fs@snap2 | zfs recv $TESTPOOL/recv/L-L
+log_must diff /$TESTPOOL/fs/file /$TESTPOOL/recv/L-L/file
+
+log_must zfs send -c $TESTPOOL/fs@snap | zfs recv $TESTPOOL/recv/noL-L
+log_must zfs send -c -L -i @snap $TESTPOOL/fs@snap2 | zfs recv $TESTPOOL/recv/noL-L
+log_must diff /$TESTPOOL/fs/file /$TESTPOOL/recv/noL-L/file
+
+log_must zfs send -c -L $TESTPOOL/fs@snap | zfs recv $TESTPOOL/recv/L-noL
+log_mustnot zfs send -c -i @snap $TESTPOOL/fs@snap2 | zfs recv $TESTPOOL/recv/L-noL
+log_must diff /$TESTPOOL/fs/.zfs/snapshot/snap/file /$TESTPOOL/recv/L-noL/file
+
+log_pass "Verify toggling send -L works as expected"