xref: /qemu/tests/qemu-iotests/022 (revision 2e8f72ac)
1#!/usr/bin/env bash
2# group: rw snapshot auto
3#
4# Test bdrv_load/save_vmstate using the usual patterns
5#
6# Copyright (C) 2009 Red Hat, Inc.
7#
8# This program is free software; you can redistribute it and/or modify
9# it under the terms of the GNU General Public License as published by
10# the Free Software Foundation; either version 2 of the License, or
11# (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program; if not, write to the Free Software
20# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
21# USA
22#
23
24# creator
25owner=kwolf@redhat.com
26
27seq=`basename $0`
28echo "QA output created by $seq"
29
30status=1	# failure is the default!
31
32_cleanup()
33{
34	_cleanup_test_img
35}
36trap "_cleanup; exit \$status" 0 1 2 3 15
37
38# get standard environment, filters and checks
39. ./common.rc
40. ./common.filter
41. ./common.pattern
42
43# Any format that supports snapshots
44_supported_fmt qcow2
45_supported_proto generic
46
47TEST_OFFSETS="10485760 4294967296"
48CLUSTER_SIZE="4096"
49
50_make_test_img 6G
51
52echo "Testing empty image"
53echo
54
55for offset in $TEST_OFFSETS; do
56    echo "At offset $offset:"
57    io_test "write -b" $offset $CLUSTER_SIZE 8
58    io_test "read -b" $offset $CLUSTER_SIZE 8
59    _check_test_img
60done
61
62# success, all done
63echo "*** done"
64rm -f $seq.full
65status=0
66