#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2018 SUSE.  All Rights Reserved.
#
# FS QA Test No. 490
#
# Check that SEEK_DATA works properly for offsets in the middle of large holes.
# This was broken for ext4 with indirect-block based files and this test checks
# for that. The problem has been fixed by commit 2ee3ee06a8fd79 "ext4: fix hole
# length detection in ext4_ind_map_blocks()"
#
seq=`basename $0`
seqres=$RESULT_DIR/$seq
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!
trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common/rc
. ./common/filter

_supported_fs generic
_supported_os Linux

_require_test
_require_seek_data_hole

base_test_file=$TEST_DIR/seek_sanity_testfile.$seq

_require_test_program "seek_sanity_test"

_cleanup()
{
	cd /
	rm -f $tmp.*
	rm -f $base_test_file*
}

_run_seek_sanity_test -s 19 -e 20 $base_test_file > $seqres.full 2>&1 ||
	_fail "seek sanity check failed!"

# success, all done
status=0
exit