tests/generic/705

#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (c) 2022 Red Hat, Inc.  All Rights Reserved.
#
# FS QA Test No. 705
#
# Test an issue in the truncate codepath where on-disk inode sizes are logged
# prematurely via the free eofblocks path on file close.
#
. ./common/preamble
_begin_fstest auto shutdown

_require_scratch
_require_scratch_shutdown
_require_metadata_journaling
_require_command "$FILEFRAG_PROG" filefrag
_scratch_mkfs > $seqres.full 2>&1
_scratch_mount

echo "Create many small files with one extent at least"
for ((i=0; i<10000; i++));do
	$XFS_IO_PROG -f -c "pwrite 0 4k" $SCRATCH_MNT/file.$i >/dev/null 2>&1
done

echo "Shutdown the fs suddently"
_scratch_shutdown

echo "Cycle mount"
_scratch_cycle_mount

echo "Check file's (di_size > 0) extents"
for f in $(find $SCRATCH_MNT -type f -size +0);do
	# Check if the file has any extent
	$FILEFRAG_PROG -v $f > $tmp.filefrag
	if grep -Eq ': 0 extents found' $tmp.filefrag;then
		echo " - $f get no extents, but its di_size > 0"
		cat $tmp.filefrag
		break
	fi
done

# success, all done
status=0
exit