[PATCH 3/3] btrfs-progs: misc-tests: add test to ensure the restored image can be mounted

[Qu Wenruo <wqu@suse.com>]

This new test case is to make sure the restored image file has been
properly enlarged so that newer kernel won't complain.

Signed-off-by: Qu Wenruo <wqu@suse.com>
---
 .../047-image-restore-mount/test.sh           | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100755 tests/misc-tests/047-image-restore-mount/test.sh

diff --git a/tests/misc-tests/047-image-restore-mount/test.sh b/tests/misc-tests/047-image-restore-mount/test.sh
new file mode 100755
index 000000000000..7f12afa2bab6
--- /dev/null
+++ b/tests/misc-tests/047-image-restore-mount/test.sh
@@ -0,0 +1,19 @@
+#!/bin/bash
+# Verify that the restored image of an empty btrfs can still be mounted
+
+source "$TEST_TOP/common"
+
+check_prereq btrfs-image
+check_prereq mkfs.btrfs
+check_prereq btrfs
+
+tmp=$(mktemp -d --tmpdir btrfs-progs-image.XXXXXXXX)
+prepare_test_dev
+
+run_check_mkfs_test_dev
+run_check "$TOP/btrfs-image" "$TEST_DEV" "$tmp/dump"
+run_check "$TOP/btrfs-image" -r "$tmp/dump" "$tmp/restored"
+
+run_check $SUDO_HELPER mount -t btrfs -o loop "$tmp/restored" "$TEST_MNT"
+umount "$TEST_MNT" &> /dev/null
+rm -rf -- "$tmp"
-- 
2.30.1