mirror of
https://github.com/xemu-project/xemu.git
synced 2024-12-23 20:35:24 +00:00
975a93c082
Add a new test case for discarding preallocated zero clusters; doing this should not result in any leaks. Signed-off-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
64 lines
1.6 KiB
Bash
Executable File
64 lines
1.6 KiB
Bash
Executable File
#!/bin/bash
|
|
#
|
|
# Test case for discarding preallocated zero clusters in qcow2
|
|
#
|
|
# Copyright (C) 2013 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
|
|
|
|
# This tests qocw2-specific low-level functionality
|
|
_supported_fmt qcow2
|
|
_supported_proto generic
|
|
_supported_os Linux
|
|
|
|
IMGOPTS="compat=1.1"
|
|
IMG_SIZE=64M
|
|
|
|
echo
|
|
echo "=== Testing snapshotting an image with zero clusters ==="
|
|
echo
|
|
_make_test_img $IMG_SIZE
|
|
# Write some normal clusters, zero them (creating preallocated zero clusters)
|
|
# and discard those
|
|
$QEMU_IO -c "write 0 256k" -c "write -z 0 256k" -c "discard 0 256k" "$TEST_IMG" \
|
|
| _filter_qemu_io
|
|
# Check the image (there shouldn't be any leaks)
|
|
_check_test_img
|
|
|
|
# success, all done
|
|
echo "*** done"
|
|
rm -f $seq.full
|
|
status=0
|