FSCK_OPT=-fn
OUT=$test_name.log
EXP=$test_dir/expect
CONF=$TMPFILE.conf

cat > $CONF << ENDL
[fs_types]
	ext4h = {
		features = has_journal,^extent,^huge_file,^flex_bg,^uninit_bg,^dir_nlink,^extra_isize,sparse_super,filetype,dir_index,ext_attr,resize_inode,^64bit
		blocksize = 1024
		inode_size = 128
		make_hugefiles = true
		hugefiles_dir = /
		num_hugefiles = 10
		hugefiles_name = aaaaa
		hugefiles_digits = 4
		hugefiles_size = 1M
		zero_hugefiles = false
	}
ENDL

echo "tune2fs metadata_csum test" > $OUT

MKE2FS_CONFIG=$CONF $MKE2FS -o Linux -F -T ext4h $TMPFILE 524288 >> $OUT 2>&1
rm -rf $CONF

# dump and check
$DUMPE2FS $TMPFILE 2> /dev/null | grep '^Group 0:' -B99 -A20 | sed -f $cmd_dir/filter.sed > $OUT.before
$FSCK $FSCK_OPT -N test_filesys $TMPFILE >> $OUT 2>&1
status=$?
echo Exit status is $status >> $OUT

# add mcsum
echo "tune2fs -O metadata_csum test.img" >> $OUT
$TUNE2FS -O metadata_csum $TMPFILE >> $OUT 2>&1
status=$?
echo Exit status is $status >> $OUT

# check
$FSCK -yD -N test_filesys $TMPFILE >> $OUT 2>&1

# dump and check
$DUMPE2FS $TMPFILE 2> /dev/null | grep '^Group 0:' -B99 -A20 | sed -f $cmd_dir/filter.sed > $OUT.after
echo "Change in FS metadata:" >> $OUT
diff -u $OUT.before $OUT.after | tail -n +3 >> $OUT
$FSCK $FSCK_OPT -N test_filesys $TMPFILE >> $OUT 2>&1
status=$?
echo Exit status is $status >> $OUT

rm $TMPFILE $OUT.before $OUT.after

#
# Do the verification
#

sed -f $cmd_dir/filter.sed -e "s;$TMPFILE;test.img;" -e 's/test_filesys:.*//g' < $OUT > $OUT.new
mv $OUT.new $OUT

cmp -s $OUT $EXP
status=$?

if [ "$status" = 0 ] ; then
	echo "$test_name: $test_description: ok"
	touch $test_name.ok
else
	echo "$test_name: $test_description: failed"
	diff $DIFF_OPTS $EXP $OUT > $test_name.failed
fi

unset IMAGE FSCK_OPT OUT EXP CONF