3 # qemu-img dd test with different block sizes
5 # Copyright (C) 2016 Reda Sallahi
7 # This program is free software; you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation; either version 2 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
21 owner
=fullmanet@gmail.com
24 echo "QA output created by $seq"
34 trap "_cleanup; exit \$status" 0 1 2 3 15
40 _supported_fmt generic
45 TEST_SIZES
="5 512 1024 1999 1K 64K 1M"
47 for bs
in $TEST_SIZES; do
49 echo "== Creating image =="
54 $QEMU_IO -c "write -P 0xa 0 $size" "$TEST_IMG" | _filter_qemu_io
57 echo "== Converting the image with dd with a block size of $bs =="
59 $QEMU_IMG dd if="$TEST_IMG" of
="$TEST_IMG.out" bs
=$bs -O "$IMGFMT"
60 TEST_IMG
="$TEST_IMG.out" _check_test_img
63 echo "== Compare the images with qemu-img compare =="
65 $QEMU_IMG compare
"$TEST_IMG" "$TEST_IMG.out"