FSCK_OPT=-fn
OUT=$test_name.log
if [ -f $test_dir/expect.gz ]; then
	EXP=$test_name.tmp
	gunzip < $test_dir/expect.gz > $EXP1
else
	EXP=$test_dir/expect
fi

cp /dev/null $OUT

dd if=/dev/zero of=$TMPFILE bs=1k count=512 > /dev/null 2>&1

gzip -d < $test_dir/image.gz > $TMPFILE

old="$($CRCSUM < $TMPFILE)"

$FSCK $FSCK_OPT -N test_filesys $TMPFILE > $OUT.new 2>&1
status=$?
echo Exit status is $status >> $OUT.new
sed -f $cmd_dir/filter.sed -e "s;$TMPFILE;test.img;" $OUT.new >> $OUT
rm -f $OUT.new

new="$($CRCSUM < $TMPFILE)"

if [ "${old}" != "${new}" ]; then
	echo "ERROR: crc mismatch!  ${old} ${new}" >> $OUT
else
	echo "crc did not change.  ${old}" >> $OUT
fi

rm -f $TMPFILE

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
	rm -f $test_name.tmp
fi

unset IMAGE FSCK_OPT OUT EXP old new