[PATCH v3 3/3] btrfs-progs: fsck-tests/016: lowmem mode check for images

[Su Yue <suy.fnst@cn.fujitsu.com>]

Since lowmem mode can repair inode nbytes error now, modify this test case
to allow lowmem mode repair.

Signed-off-by: Su Yue <suy.fnst@cn.fujitsu.com>
---
v3: add this patch.
---
 tests/fsck-tests/016-wrong-inode-nbytes/test.sh | 33 +++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100755 tests/fsck-tests/016-wrong-inode-nbytes/test.sh

diff --git a/tests/fsck-tests/016-wrong-inode-nbytes/test.sh b/tests/fsck-tests/016-wrong-inode-nbytes/test.sh
new file mode 100755
index 0000000..f8466cb
--- /dev/null
+++ b/tests/fsck-tests/016-wrong-inode-nbytes/test.sh
@@ -0,0 +1,33 @@
+#!/bin/bash
+# check inode nbytes in both normal and lowmem mode
+
+source $TOP/tests/common
+
+check_prereq btrfs
+
+check_image() {
+	local image
+	local image2;
+
+	image=$1
+	image2=$image"_2"
+	cp "$image" "$image2"
+
+	echo "testing image $(basename $image)" >> "$RESULTS"
+	"$TOP/btrfs" check "$image" >> "$RESULTS" 2>&1
+	[ $? -eq 0 ] && _fail "btrfs check should have detected corruption"
+
+	run_check "$TOP/btrfs" check --repair "$image"
+	run_check "$TOP/btrfs" check "$image"
+
+	echo "testing image $(basename $image2)" >> "$RESULTS"
+	"$TOP/btrfs" check --mode=lowmem "$image2" >> "$RESULTS" 2>&1
+	[ $? -eq 0 ] && _fail "btrfs lowmem check should detected corruption"
+
+	run_check "$TOP/btrfs" check --mode=lowmem --repair "$image2"
+	run_check "$TOP/btrfs" check --mode=lowmem "$image2"
+
+	rm "$image2"
+}
+
+check_all_images
-- 
2.11.0