[qemu.git] / tests / qemu-iotests / 090

#!/bin/bash
#
# Test for discarding compressed clusters on qcow2 images
#
# Copyright (C) 2014 Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

# creator
owner=mreitz@redhat.com

seq="$(basename $0)"
echo "QA output created by $seq"

here="$PWD"
tmp=/tmp/$$
status=1	# failure is the default!

_cleanup()
{
	_cleanup_test_img
}
trap "_cleanup; exit \$status" 0 1 2 3 15

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

_supported_fmt qcow2
_supported_proto file
_supported_os Linux

IMG_SIZE=128K

_make_test_img $IMG_SIZE

$QEMU_IO -c 'write -c -P 42 0 64k' \
         -c 'write -c -P 23 64k 64k' \
         -c 'discard 64k 64k' \
         "$TEST_IMG" | _filter_qemu_io

$QEMU_IO -c 'read -P 0 64k 64k' "$TEST_IMG" | _filter_qemu_io

_check_test_img

# success, all done
echo "*** done"
rm -f $seq.full
status=0
Commit	Line	Data
cffb1205 HR	1	#!/bin/bash
	2	#
	3	# Test for discarding compressed clusters on qcow2 images
	4	#
	5	# Copyright (C) 2014 Red Hat, Inc.
	6	#
	7	# This program is free software; you can redistribute it and/or modify
	8	# it under the terms of the GNU General Public License as published by
	9	# the Free Software Foundation; either version 2 of the License, or
	10	# (at your option) any later version.
	11	#
	12	# This program is distributed in the hope that it will be useful,
	13	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	# GNU General Public License for more details.
	16	#
	17	# You should have received a copy of the GNU General Public License
	18	# along with this program. If not, see <http://www.gnu.org/licenses/>.
	19	#
	20
	21	# creator
	22	owner=mreitz@redhat.com
	23
	24	seq="$(basename $0)"
	25	echo "QA output created by $seq"
	26
	27	here="$PWD"
	28	tmp=/tmp/$$
	29	status=1 # failure is the default!
	30
	31	_cleanup()
	32	{
	33	_cleanup_test_img
	34	}
	35	trap "_cleanup; exit \$status" 0 1 2 3 15
	36
	37	# get standard environment, filters and checks
	38	. ./common.rc
	39	. ./common.filter
	40
	41	_supported_fmt qcow2
	42	_supported_proto file
	43	_supported_os Linux
	44
	45	IMG_SIZE=128K
	46
	47	_make_test_img $IMG_SIZE
	48
	49	$QEMU_IO -c 'write -c -P 42 0 64k' \
	50	-c 'write -c -P 23 64k 64k' \
	51	-c 'discard 64k 64k' \
	52	"$TEST_IMG" \| _filter_qemu_io
	53
	54	$QEMU_IO -c 'read -P 0 64k 64k' "$TEST_IMG" \| _filter_qemu_io
	55
	56	_check_test_img
	57
	58	# success, all done
	59	echo "*** done"
	60	rm -f $seq.full
	61	status=0