#! /bin/bash
# SPDX-License-Identifier: GPL-2.0
# Copyright (C) 2020 SUSE Linux Products GmbH. All Rights Reserved.
#
# FS QA Test 210
#
# Test that a new snapshot created with qgroup inherit passed should mark
# qgroup numbers inconsistent.
#
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

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

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

# remove previous $seqres.full before test
rm -f $seqres.full

# real QA test starts here

# Modify as appropriate.
_supported_fs btrfs
_require_scratch

_scratch_mkfs >/dev/null
_scratch_mount

$BTRFS_UTIL_PROG subvolume create "$SCRATCH_MNT/src" > /dev/null
_pwrite_byte 0xcd 0 16M "$SCRATCH_MNT/src/file" > /dev/null

# Sync the fs to ensure data written to disk so that they can be accounted
# by qgroup
sync
$BTRFS_UTIL_PROG quota enable "$SCRATCH_MNT"
$BTRFS_UTIL_PROG quota rescan -w "$SCRATCH_MNT" > /dev/null
$BTRFS_UTIL_PROG qgroup create 1/0 "$SCRATCH_MNT"

# Create a snapshot with qgroup inherit
$BTRFS_UTIL_PROG subvolume snapshot -i 1/0 "$SCRATCH_MNT/src" \
	"$SCRATCH_MNT/snapshot" > /dev/null

echo "Silence is golden"
# If qgroup is not marked inconsistent automatically, btrfs check would
# report error.

# success, all done
status=0
exit