if ! test -x $DEBUGFS_EXE; then
	echo "$test_name: $test_description: skipped (no debugfs)"
	return 0
fi

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

cat > $TMPFILE.conf << ENDL
[fs_types]
ext4 = {
        base_features = sparse_super,filetype,resize_inode,dir_index,ext_attr,^has_journal,extent,huge_file,flex_bg,uninit_bg,dir_nlink,extra_isize,64bit
        blocksize = 1024
        inode_size = 256
        inode_ratio = 16384
}
ENDL
MKE2FS_CONFIG=$TMPFILE.conf $MKE2FS -F -o Linux -b 1024 -O ^bigalloc -T ext4 $TMPFILE 65536 > $OUT.new 2>&1
rm -f $TMPFILE.conf

$FSCK -fy -N test_filesys $TMPFILE >> $OUT.new 2>&1
status=$?
echo Exit status is $status >> $OUT.new

echo "debugfs write files" >> $OUT.new
make_file() {
	name="$1"
	start="$2"
	flag="$3"

	cat << ENDL
write /dev/null $name
sif /$name size 40960
eo /$name
set_bmap $flag 10 $((start + 10))
set_bmap $flag 13 $((start + 13))
set_bmap $flag 26 $((start + 26))
set_bmap $flag 29 $((start + 29))
ec
sif /$name blocks 8
setb $((start + 10))
setb $((start + 13))
setb $((start + 26))
setb $((start + 29))
ENDL
}

#Files we create:
# a: fallocate a 40k file
# b*: falloc sparse file starting at b*
# c*: falloc spare file ending at c*
# d: midcluster to midcluster, surrounding sparse
# e: partial middle cluster alloc
# f: one big file
# g*: falloc sparse init file starting at g*
# h*: falloc sparse init file ending at h*
# i: midcluster to midcluster, surrounding sparse init
# j: partial middle cluster alloc
# k: one big init file
base=5000
cat > $TMPFILE.cmd << ENDL
write /dev/null a
sif /a size 40960
fallocate /a 0 39
ENDL
echo "ex /a" >> $TMPFILE.cmd2

make_file sample $base --uninit >> $TMPFILE.cmd
echo "ex /sample" >> $TMPFILE.cmd2
base=10000

for i in 8 9 10 11 12 13 14 15; do
	make_file b$i $(($base + (40 * ($i - 8)))) --uninit >> $TMPFILE.cmd
	echo "fallocate /b$i $i 39" >> $TMPFILE.cmd
	echo "ex /b$i" >> $TMPFILE.cmd2
done

for i in 24 25 26 27 28 29 30 31; do
	make_file c$i $(($base + 320 + (40 * ($i - 24)))) --uninit >> $TMPFILE.cmd
	echo "fallocate /c$i 0 $i" >> $TMPFILE.cmd
	echo "ex /c$i" >> $TMPFILE.cmd2
done

make_file d $(($base + 640)) --uninit >> $TMPFILE.cmd
echo "fallocate /d 4 35" >> $TMPFILE.cmd
echo "ex /d" >> $TMPFILE.cmd2

make_file e $(($base + 680)) --uninit >> $TMPFILE.cmd
echo "fallocate /e 19 20" >> $TMPFILE.cmd
echo "ex /e" >> $TMPFILE.cmd2

cat >> $TMPFILE.cmd << ENDL
write /dev/null f
sif /f size 1024
eo /f
set_bmap --uninit 0 9000
ec
sif /f blocks 2
setb 9000
fallocate /f 0 8999
ENDL
echo "ex /f" >> $TMPFILE.cmd2

# Now do it again, but with initialized blocks
base=20000
for i in 8 9 10 11 12 13 14 15; do
	make_file g$i $(($base + (40 * ($i - 8)))) >> $TMPFILE.cmd
	echo "fallocate /g$i $i 39" >> $TMPFILE.cmd
	echo "ex /g$i" >> $TMPFILE.cmd2
done

for i in 24 25 26 27 28 29 30 31; do
	make_file h$i $(($base + 320 + (40 * ($i - 24)))) >> $TMPFILE.cmd
	echo "fallocate /h$i 0 $i" >> $TMPFILE.cmd
	echo "ex /h$i" >> $TMPFILE.cmd2
done

make_file i $(($base + 640)) >> $TMPFILE.cmd
echo "fallocate /i 4 35" >> $TMPFILE.cmd
echo "ex /i" >> $TMPFILE.cmd2

make_file j $(($base + 680)) >> $TMPFILE.cmd
echo "fallocate /j 19 20" >> $TMPFILE.cmd
echo "ex /j" >> $TMPFILE.cmd2

cat >> $TMPFILE.cmd << ENDL
write /dev/null k
sif /k size 1024
eo /k
set_bmap 0 19000
ec
sif /k blocks 2
setb 19000
fallocate /k 0 8999
sif /k size 9216000
ENDL
echo "ex /k" >> $TMPFILE.cmd2

$DEBUGFS -w -f $TMPFILE.cmd $TMPFILE > /dev/null 2>&1
$DEBUGFS -f $TMPFILE.cmd2 $TMPFILE >> $OUT.new 2>&1

$FSCK -fy -N test_filesys $TMPFILE >> $OUT.new 2>&1
status=$?
echo Exit status is $status >> $OUT.new
sed -f $cmd_dir/filter.sed $OUT.new > $OUT
rm -f $TMPFILE $TMPFILE.cmd $TMPFILE.cmd2 $OUT.new

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
rm -f $EXP

unset IMAGE FSCK_OPT OUT EXP