[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
[email protected]

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

here="$PWD"
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 nfs
_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 $seq.full
status=0
Commit	Line	Data
cffb1205 HR	1	#!/bin/bash
	2	#
	3	# Test for discarding compressed clusters on qcow2 images
	4	#
	5	# Copyright (C) 2014 Red Hat, Inc.
	6	#
	7	# This program is free software; you can redistribute it and/or modify
	8	# it under the terms of the GNU General Public License as published by
	9	# the Free Software Foundation; either version 2 of the License, or
	10	# (at your option) any later version.
	11	#
	12	# This program is distributed in the hope that it will be useful,
	13	# but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	# GNU General Public License for more details.
	16	#
	17	# You should have received a copy of the GNU General Public License
	18	# along with this program. If not, see <http://www.gnu.org/licenses/>.
	19	#
	20
	21	# creator
	22	[email protected]
	23
	24	seq="$(basename $0)"
	25	echo "QA output created by $seq"
	26
	27	here="$PWD"
cffb1205 HR	28	status=1 # failure is the default!
	29
	30	_cleanup()
	31	{
	32	_cleanup_test_img
	33	}
	34	trap "_cleanup; exit \$status" 0 1 2 3 15
	35
	36	# get standard environment, filters and checks
	37	. ./common.rc
	38	. ./common.filter
	39
	40	_supported_fmt qcow2
c5f7c0af	41	_supported_proto file nfs
cffb1205 HR	42	_supported_os Linux
	43
	44	IMG_SIZE=128K
	45
	46	_make_test_img $IMG_SIZE
	47
	48	$QEMU_IO -c 'write -c -P 42 0 64k' \
	49	-c 'write -c -P 23 64k 64k' \
	50	-c 'discard 64k 64k' \
	51	"$TEST_IMG" \| _filter_qemu_io
	52
	53	$QEMU_IO -c 'read -P 0 64k 64k' "$TEST_IMG" \| _filter_qemu_io
	54
	55	_check_test_img
	56
	57	# success, all done
	58	echo "*** done"
	59	rm -f $seq.full
	60	status=0