4 # qemu-img dd test with different block sizes
6 # Copyright (C) 2016 Reda Sallahi
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 owner=fullmanet@gmail.com
25 echo "QA output created by $seq"
32 _rm_test_img "$TEST_IMG.out"
34 trap "_cleanup; exit \$status" 0 1 2 3 15
40 _supported_fmt generic
44 TEST_SIZES="5 512 1024 1999 1K 64K 1M"
46 for bs in $TEST_SIZES; do
48 echo "== Creating image =="
53 $QEMU_IO -c "write -P 0xa 0 $size" "$TEST_IMG" | _filter_qemu_io
56 echo "== Converting the image with dd with a block size of $bs =="
58 $QEMU_IMG dd if="$TEST_IMG" of="$TEST_IMG.out" bs=$bs -O "$IMGFMT"
59 TEST_IMG="$TEST_IMG.out" _check_test_img
62 echo "== Compare the images with qemu-img compare =="
64 $QEMU_IMG compare "$TEST_IMG" "$TEST_IMG.out"