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Diffstat (limited to 'tests/qemu-iotests/062')
| -rwxr-xr-x | tests/qemu-iotests/062 | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/tests/qemu-iotests/062 b/tests/qemu-iotests/062 new file mode 100755 index 0000000000..0511246dee --- /dev/null +++ b/tests/qemu-iotests/062 @@ -0,0 +1,64 @@ +#!/bin/bash +# +# Test case for snapshotting images with unallocated 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 $IMG_SIZE +# Write some zero clusters +$QEMU_IO -c "write -z 0 256k" "$TEST_IMG" | _filter_qemu_io +# Create a snapshot +$QEMU_IMG snapshot -c foo "$TEST_IMG" +# Check the image (there shouldn't be any errors or leaks) +_check_test_img + +# success, all done +echo "*** done" +rm -f $seq.full +status=0 |