The test checks fulfilling qcow2 requiriements for the compression type feature and zstd compression type operability.
Signed-off-by: Denis Plotnikov <dplotni...@virtuozzo.com> Reviewed-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com> --- tests/qemu-iotests/287 | 128 +++++++++++++++++++++++++++++++++++++ tests/qemu-iotests/287.out | 43 +++++++++++++ tests/qemu-iotests/group | 1 + 3 files changed, 172 insertions(+) create mode 100755 tests/qemu-iotests/287 create mode 100644 tests/qemu-iotests/287.out diff --git a/tests/qemu-iotests/287 b/tests/qemu-iotests/287 new file mode 100755 index 0000000000..49d15b3d43 --- /dev/null +++ b/tests/qemu-iotests/287 @@ -0,0 +1,128 @@ +#!/usr/bin/env bash +# +# Test case for an image using zstd compression +# +# Copyright (c) 2020 Virtuozzo International GmbH +# +# 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=dplotni...@virtuozzo.com + +seq="$(basename $0)" +echo "QA output created by $seq" + +status=1 # failure is the default! + +_cleanup() +{ + _cleanup_test_img +} +trap "_cleanup; exit \$status" 0 1 2 3 15 + +# standard environment +. ./common.rc +. ./common.filter + +# This tests qocw2-specific low-level functionality +_supported_fmt qcow2 +_supported_proto file +_supported_os Linux + +# for all the cases +CLUSTER_SIZE=65536 + +# Check if we can run this test. + +IMGOPTS='compression_type=zstd' _make_test_img 64M | grep "Invalid parameter 'zstd'" 2>&1 1>/dev/null + +ZSTD_SUPPORTED=$? + +if (($ZSTD_SUPPORTED==0)); then + _notrun "ZSTD is disabled" +fi + +# Test: when compression is zlib the incompatible bit is unset +echo +echo "=== Testing compression type incompatible bit setting for zlib ===" +echo + +IMGOPTS='compression_type=zlib' _make_test_img 64M +$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features + +# Test: when compression differs from zlib the incompatible bit is set +echo +echo "=== Testing compression type incompatible bit setting for zstd ===" +echo + +IMGOPTS='compression_type=zstd' _make_test_img 64M +$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features + +# Test: an image can't be openned if compression type is zlib and +# incompatible feature compression type is set +echo +echo "=== Testing zlib with incompatible bit set ===" +echo + +IMGOPTS='compression_type=zlib' _make_test_img 64M +$PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 3 +# to make sure the bit was actually set +$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features +$QEMU_IMG info "$TEST_IMG" 2>1 1>/dev/null +if (($?==0)); then + echo "Error: The image openned successfully. The image must not be openned" +fi + +# Test: an image can't be openned if compression type is NOT zlib and +# incompatible feature compression type is UNSET +echo +echo "=== Testing zstd with incompatible bit unset ===" +echo + +IMGOPTS='compression_type=zstd' _make_test_img 64M +$PYTHON qcow2.py "$TEST_IMG" set-header incompatible_features 0 +# to make sure the bit was actually unset +$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features +$QEMU_IMG info "$TEST_IMG" 2>1 1>/dev/null +if (($?==0)); then + echo "Error: The image openned successfully. The image must not be openned" +fi +# Test: check compression type values +echo +echo "=== Testing compression type values ===" +echo +# zlib=0 +IMGOPTS='compression_type=zlib' _make_test_img 64M +od -j104 -N1 -An -vtu1 "$TEST_IMG" + +# zstd=1 +IMGOPTS='compression_type=zstd' _make_test_img 64M +od -j104 -N1 -An -vtu1 "$TEST_IMG" + +# Test: using zstd compression, write to and read from an image +echo +echo "=== Testing reading and writing with zstd ===" +echo + +IMGOPTS='compression_type=zstd' _make_test_img 64M +$QEMU_IO -c "write -c -P 0xAC 65536 64k " "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0xAC 65536 65536 " "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -v 131070 8 " "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -v 65534 8" "$TEST_IMG" | _filter_qemu_io + +# success, all done +echo "*** done" +rm -f $seq.full +status=0 diff --git a/tests/qemu-iotests/287.out b/tests/qemu-iotests/287.out new file mode 100644 index 0000000000..8e51c3078d --- /dev/null +++ b/tests/qemu-iotests/287.out @@ -0,0 +1,43 @@ +QA output created by 287 + +=== Testing compression type incompatible bit setting for zlib === + +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +incompatible_features [] + +=== Testing compression type incompatible bit setting for zstd === + +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +incompatible_features [3] + +=== Testing zlib with incompatible bit set === + +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +incompatible_features [3] + +=== Testing zstd with incompatible bit unset === + +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +incompatible_features [] + +=== Testing compression type values === + +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 + 0 +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 + 1 + +=== Testing reading and writing with zstd === + +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 +wrote 65536/65536 bytes at offset 65536 +64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 65536/65536 bytes at offset 65536 +64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +0001fffe: ac ac 00 00 00 00 00 00 ........ +read 8/8 bytes at offset 131070 +8 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +0000fffe: 00 00 ac ac ac ac ac ac ........ +read 8/8 bytes at offset 65534 +8 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +*** done diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group index 0317667695..5edbadef40 100644 --- a/tests/qemu-iotests/group +++ b/tests/qemu-iotests/group @@ -293,3 +293,4 @@ 283 auto quick 284 rw 286 rw quick +287 auto quick -- 2.17.0
