diff options
| -rwxr-xr-x | tests/qemu-iotests/106 | 92 | ||||
| -rw-r--r-- | tests/qemu-iotests/106.out | 50 | ||||
| -rw-r--r-- | tests/qemu-iotests/group | 1 |
3 files changed, 143 insertions, 0 deletions
diff --git a/tests/qemu-iotests/106 b/tests/qemu-iotests/106 new file mode 100755 index 0000000000..32649578fb --- /dev/null +++ b/tests/qemu-iotests/106 @@ -0,0 +1,92 @@ +#!/bin/bash +# +# Test preallocated resize of raw images +# +# Copyright (C) 2017 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 +status=1 # failure is the default! + +_cleanup() +{ + _cleanup_test_img +} +trap "_cleanup; exit \$status" 0 1 2 3 15 + +# get standard environment and filters +. ./common.rc +. ./common.filter + +_supported_fmt raw +_supported_proto file +_supported_os Linux + +# in kB +CREATION_SIZE=128 +GROWTH_SIZE=256 + +echo '=== Testing image growth ===' + +for create_mode in off falloc full; do + for growth_mode in off falloc full; do + echo + echo "--- create_mode=$create_mode growth_mode=$growth_mode ---" + + IMGOPTS="preallocation=$create_mode" _make_test_img ${CREATION_SIZE}K + $QEMU_IMG resize -f "$IMGFMT" --preallocation=$growth_mode "$TEST_IMG" +${GROWTH_SIZE}K + + expected_size=0 + if [ $create_mode != off ]; then + expected_size=$CREATION_SIZE + fi + if [ $growth_mode != off ]; then + expected_size=$((expected_size + $GROWTH_SIZE)) + fi + + actual_size=$($QEMU_IMG info -f "$IMGFMT" "$TEST_IMG" | grep 'disk size') + actual_size=$(echo "$actual_size" | sed -e 's/^[^0-9]*\([0-9]\+\).*$/\1/') + + # The actual size may exceed the expected size, depending on the file + # system. Therefore we just test that the actual size is at least what + # we expect. + if [ $actual_size -lt $expected_size ]; then + echo "ERROR: Image should have at least ${expected_size}K, but has ${actual_size}K" + fi + done +done + +echo +echo '=== Testing image shrinking ===' + +# None of this should work except for "off", because other modes cannot be used +# for shrinking +for growth_mode in falloc full off; do + echo + echo "--- growth_mode=$growth_mode ---" + $QEMU_IMG resize -f "$IMGFMT" --preallocation=$growth_mode "$TEST_IMG" -${GROWTH_SIZE}K +done + +# success, all done +echo '*** done' +rm -f $seq.full +status=0 diff --git a/tests/qemu-iotests/106.out b/tests/qemu-iotests/106.out new file mode 100644 index 0000000000..0a42312301 --- /dev/null +++ b/tests/qemu-iotests/106.out @@ -0,0 +1,50 @@ +QA output created by 106 +=== Testing image growth === + +--- create_mode=off growth_mode=off --- +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=off +Image resized. + +--- create_mode=off growth_mode=falloc --- +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=off +Image resized. + +--- create_mode=off growth_mode=full --- +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=off +Image resized. + +--- create_mode=falloc growth_mode=off --- +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=falloc +Image resized. + +--- create_mode=falloc growth_mode=falloc --- +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=falloc +Image resized. + +--- create_mode=falloc growth_mode=full --- +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=falloc +Image resized. + +--- create_mode=full growth_mode=off --- +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=full +Image resized. + +--- create_mode=full growth_mode=falloc --- +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=full +Image resized. + +--- create_mode=full growth_mode=full --- +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=131072 preallocation=full +Image resized. + +=== Testing image shrinking === + +--- growth_mode=falloc --- +qemu-img: Preallocation can only be used for growing images + +--- growth_mode=full --- +qemu-img: Preallocation can only be used for growing images + +--- growth_mode=off --- +Image resized. +*** done diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group index 8f883f7559..de1409105b 100644 --- a/tests/qemu-iotests/group +++ b/tests/qemu-iotests/group @@ -112,6 +112,7 @@ 103 rw auto quick 104 rw auto 105 rw auto quick +106 rw auto quick 107 rw auto quick 108 rw auto quick 109 rw auto |