Commit e930d201 authored by Miroslav Rezanina's avatar Miroslav Rezanina Committed by Kevin Wolf
Browse files

qemu-iotests: Add qemu-img compare test 



Simple test for qemu-img compare to check it's working correctly.

Signed-off-by: default avatarMiroslav Rezanina <mrezanin@redhat.com>
Reviewed-by: default avatarKevin Wolf <kwolf@redhat.com>
Signed-off-by: default avatarStefan Hajnoczi <stefanha@redhat.com>
parent d14ed18c

tests/qemu-iotests/048

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#!/bin/bash

##

## qemu-img compare test

##

##

## 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=mrezanin@redhat.com



seq=`basename $0`

echo "QA output created by $seq"



status=1        # failure is the default!



_cleanup()

{

    echo "Cleanup"

    _cleanup_test_img

    rm ${TEST_IMG2}

}

trap "_cleanup; exit \$status" 0 1 2 3 15



_compare()

{

    $QEMU_IMG compare "$@" $TEST_IMG ${TEST_IMG2}

    echo $?

}



# get standard environment, filters and checks

. ./common.rc

. ./common.filter

. ./common.pattern



_supported_fmt raw qcow qcow2 qed

_supported_proto file

_supported_os Linux



# Setup test basic parameters

TEST_IMG2=$TEST_IMG.2

CLUSTER_SIZE=4096

size=1024M



_make_test_img $size

io_pattern write 524288 $CLUSTER_SIZE $CLUSTER_SIZE 4 45



# Compare identical images

cp $TEST_IMG ${TEST_IMG2}

_compare

_compare -q



# Compare images with different size

$QEMU_IMG resize $TEST_IMG +512M

_compare

_compare -s



# Compare images with different content

io_pattern write 1228800 $CLUSTER_SIZE 0 1 67

_compare

io_pattern write 0 $CLUSTER_SIZE 0 1 123

_compare



# Cleanup

status=0

tests/qemu-iotests/048.out

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QA output created by 048

Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824

=== IO: pattern 45

qemu-io> wrote 4096/4096 bytes at offset 524288

4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

qemu-io> wrote 4096/4096 bytes at offset 528384

4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

qemu-io> wrote 4096/4096 bytes at offset 532480

4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

qemu-io> wrote 4096/4096 bytes at offset 536576

4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

qemu-io> Images are identical.

0

0

Image resized.

Warning: Image size mismatch!

Images are identical.

0

Strict mode: Image size mismatch!

1

=== IO: pattern 67

qemu-io> wrote 4096/4096 bytes at offset 1228800

4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

qemu-io> Content mismatch at offset 1228800!

1

=== IO: pattern 123

qemu-io> wrote 4096/4096 bytes at offset 0

4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

qemu-io> Content mismatch at offset 0!

1

Cleanup

tests/qemu-iotests/group

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@@ -54,3 +54,4 @@ 
045 rw auto

046 rw auto aio

047 rw auto

048 img auto quick