Docs/RCU: Correct sample code of qatomic_rcu_set
[qemu/ar7.git] / tests / qemu-iotests / 048
blob2af6b74b41707c058080e7b3ecfbd35b6f89140b
1 #!/usr/bin/env bash
2 ##
3 ## qemu-img compare test
4 ##
5 ##
6 ## Copyright (C) 2013 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.
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.
18 ## You should have received a copy of the GNU General Public License
19 ## along with this program. If not, see <http://www.gnu.org/licenses/>.
22 # creator
23 owner=mrezanin@redhat.com
25 seq=`basename $0`
26 echo "QA output created by $seq"
28 status=1 # failure is the default!
30 _cleanup()
32 echo "Cleanup"
33 _cleanup_test_img
34 _rm_test_img "${TEST_IMG_FILE2}"
36 trap "_cleanup; exit \$status" 0 1 2 3 15
38 _compare()
40 $QEMU_IMG compare $QEMU_IMG_EXTRA_ARGS "$@" "$TEST_IMG" "${TEST_IMG2}"
41 echo $?
44 # get standard environment, filters and checks
45 . ./common.rc
46 . ./common.filter
47 . ./common.pattern
49 _supported_fmt raw qcow2 qed luks
50 _supported_proto file
51 _supported_os Linux
52 # Using 'cp' is incompatible with external data files
53 _unsupported_imgopts data_file
55 # Remove once all tests are fixed to use TEST_IMG_FILE
56 # correctly and common.rc sets it unconditionally
57 test -z "$TEST_IMG_FILE" && TEST_IMG_FILE=$TEST_IMG
59 # Setup test basic parameters
60 TEST_IMG2=$TEST_IMG.2
61 TEST_IMG_FILE2=$TEST_IMG_FILE.2
62 CLUSTER_SIZE=4096
63 size=128M
65 _make_test_img $size
66 io_pattern write 524288 $CLUSTER_SIZE $CLUSTER_SIZE 4 45
68 # Compare identical images
69 cp "$TEST_IMG_FILE" "${TEST_IMG_FILE2}"
70 _compare
71 _compare -q
73 # Compare images with different size
74 if [ "$IMGOPTSSYNTAX" = "true" ]; then
75 $QEMU_IMG resize $QEMU_IMG_EXTRA_ARGS "$TEST_IMG" +32M
76 else
77 $QEMU_IMG resize -f $IMGFMT "$TEST_IMG" +32M
79 # Ensure extended space is zero-initialized
80 $QEMU_IO "$TEST_IMG" -c "write -z $size 32M" | _filter_qemu_io
82 _compare
83 _compare -s
85 # Compare images with different content
86 io_pattern write 1228800 $CLUSTER_SIZE 0 1 67
87 _compare
88 io_pattern write 0 $CLUSTER_SIZE 0 1 123
89 _compare
91 # Test unaligned case of mismatch offsets in allocated clusters
92 _make_test_img $size
93 io_pattern write 0 512 0 1 100
94 cp "$TEST_IMG_FILE" "$TEST_IMG_FILE2"
95 io_pattern write 512 512 0 1 101
96 _compare
98 # Cleanup
99 status=0