btrfs-progs: tests: add test for multi-subvolume send from parent

Fixed by "btrfs-progs: send: fix handling of multiple snapshots (-p
option)".

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/tests/cli-tests/004-send-parent-multi-subvol/test.sh b/tests/cli-tests/004-send-parent-multi-subvol/test.sh
new file mode 100755 (executable)
index 0000000..e9ccf22
--- /dev/null
+++ b/tests/cli-tests/004-send-parent-multi-subvol/test.sh
@@ -0,0 +1,34 @@
+#!/bin/bash
+#
+# minimal test for the following syntax: btrfs send -p parent subvol1 subvol2
+
+source $TOP/tests/common
+
+check_prereq mkfs.btrfs
+check_prereq btrfs
+
+setup_root_helper
+prepare_test_dev 2g
+
+run_check $TOP/mkfs.btrfs -f $IMAGE
+run_check_mount_test_dev
+
+here=`pwd`
+cd "$TEST_MNT" || _fail "cannot chdir to TEST_MNT"
+
+run_check $SUDO_HELPER btrfs subvolume create subv-parent
+run_check $SUDO_HELPER dd if=/dev/urandom of=subv-parent/file bs=1M count=10
+run_check $SUDO_HELPER btrfs subvolume snapshot -r subv-parent subv-snap1
+run_check $SUDO_HELPER dd if=/dev/urandom of=subv-parent/file bs=1M count=10
+run_check $SUDO_HELPER btrfs subvolume snapshot -r subv-parent subv-snap2
+run_check $SUDO_HELPER dd if=/dev/urandom of=subv-parent/file bs=1M count=10
+run_check $SUDO_HELPER btrfs subvolume snapshot -r subv-parent subv-snap3
+
+run_check truncate -s0 "$here"/send.stream
+run_check chmod a+w "$here"/send.stream
+run_check $SUDO_HELPER $TOP/btrfs send -f "$here"/send.stream -p subv-snap1 subv-snap2 subv-snap3
+
+cd "$here" || _fail "cannot chdir back to test directory"
+rm send.stream
+
+run_check_umount_test_dev