From: Qu Wenruo <wqu@suse.com>
To: linux-btrfs@vger.kernel.org
Subject: [PATCH 2/2] btrfs-progs: tests/fsck: Add test case to check if btrfs check can skip data csum verfication for metadata dump
Date: Tue,  3 Apr 2018 13:39:47 +0800
Message-Id: <20180403053947.5908-2-wqu@suse.com>
In-Reply-To: <20180403053947.5908-1-wqu@suse.com>
References: <20180403053947.5908-1-wqu@suse.com>
Sender: linux-btrfs-owner@vger.kernel.org

Signed-off-by: Qu Wenruo <wqu@suse.com>
---
 .../031-metadatadump-check-data-csum/test.sh       | 32 ++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100755 tests/fsck-tests/031-metadatadump-check-data-csum/test.sh

diff --git a/tests/fsck-tests/031-metadatadump-check-data-csum/test.sh b/tests/fsck-tests/031-metadatadump-check-data-csum/test.sh
new file mode 100755
index 000000000000..9f14c4122f4b
--- /dev/null
+++ b/tests/fsck-tests/031-metadatadump-check-data-csum/test.sh
@@ -0,0 +1,32 @@
+#!/bin/bash
+# To check if "btrfs check" can detect metadata dump (restored by btrfs-iamge)
+# and ignore --check-data-csum option
+
+source "$TEST_TOP/common"
+
+check_prereq btrfs
+check_prereq mkfs.btrfs
+check_prereq btrfs-image
+setup_root_helper
+prepare_test_dev
+ 
+tmp=$(mktemp --tmpdir btrfs-progs-fsck.XXXXXXX)
+
+run_check $SUDO_HELPER "$TOP/mkfs.btrfs" -f "$TEST_DEV"
+run_check_mount_test_dev
+
+run_check $SUDO_HELPER dd if=/dev/urandom of="$TEST_MNT/file" bs=4k count=16
+run_check_umount_test_dev
+
+run_check $SUDO_HELPER "$TOP/btrfs-image" "$TEST_DEV" "$tmp.image"
+
+# use prepare_test_dev() to wipe all existing data on $TEST_DEV
+# so there is no way that restored image could have mathcing data csum
+prepare_test_dev
+
+run_check $SUDO_HELPER "$TOP/btrfs-image" -r "$tmp.image" "$TEST_DEV"
+
+# Should not report any error
+run_check "$TOP/btrfs" check --check-data-csum "$TEST_DEV"
+
+rm -rf -- "$tmp*"
-- 
2.16.3