This test case covers the basic bdrv_aio_multiwrite() scenarios: 1. Single request 2. Sequential requests 3. Overlapping requests 4. Disjoint requests
Signed-off-by: Stefan Hajnoczi <stefa...@redhat.com> --- tests/qemu-iotests/100 | 97 ++++++++++++++++++++++++++++++++++++++++++++++ tests/qemu-iotests/100.out | 54 ++++++++++++++++++++++++++ tests/qemu-iotests/group | 1 + 3 files changed, 152 insertions(+) create mode 100755 tests/qemu-iotests/100 create mode 100644 tests/qemu-iotests/100.out diff --git a/tests/qemu-iotests/100 b/tests/qemu-iotests/100 new file mode 100755 index 0000000..636e0e0 --- /dev/null +++ b/tests/qemu-iotests/100 @@ -0,0 +1,97 @@ +#!/bin/bash +# +# Test simple read/write using plain bdrv_read/bdrv_write +# +# Copyright (C) 2014 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=stefa...@redhat.com + +seq=`basename $0` +echo "QA output created by $seq" + +here=`pwd` +tmp=/tmp/$$ +status=1 # failure is the default! + +_cleanup() +{ + _cleanup_test_img +} +trap "_cleanup; exit \$status" 0 1 2 3 15 + +# get standard environment, filters and checks +. ./common.rc +. ./common.filter + +_supported_fmt generic +_supported_proto generic +_supported_os Linux + + +size=128M + +echo +echo "== Single request ==" +_make_test_img $size +$QEMU_IO -c "multiwrite 0 4k" "$TEST_IMG" | _filter_qemu_io + +echo +echo "== verify pattern ==" +$QEMU_IO -c "read -P 0xcd 0 4k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0 4k 4k" "$TEST_IMG" | _filter_qemu_io + +echo +echo "== Sequential requests ==" +_make_test_img $size +$QEMU_IO -c "multiwrite 0 4k ; 4k 4k" "$TEST_IMG" | _filter_qemu_io + +echo +echo "== verify pattern ==" +$QEMU_IO -c "read -P 0xcd 0 4k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0xce 4k 4k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0 8k 4k" "$TEST_IMG" | _filter_qemu_io + +echo +echo "== Overlapping requests ==" +_make_test_img $size +$QEMU_IO -c "multiwrite 0 4k ; 1k 2k" "$TEST_IMG" | _filter_qemu_io + +echo +echo "== verify pattern ==" +# Order of overlapping in-flight requests is not guaranteed so we cannot verify +# [1k, 3k) since it could have either pattern 0xcd or 0xce. +$QEMU_IO -c "read -P 0xcd 0 1k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0xcd 3k 1k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0 4k 4k" "$TEST_IMG" | _filter_qemu_io + +echo +echo "== Disjoint requests ==" +_make_test_img $size +$QEMU_IO -c "multiwrite 0 4k ; 64k 4k" "$TEST_IMG" | _filter_qemu_io + +echo +echo "== verify pattern ==" +$QEMU_IO -c "read -P 0xcd 0 4k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0 4k 60k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0xce 64k 4k" "$TEST_IMG" | _filter_qemu_io +$QEMU_IO -c "read -P 0 68k 4k" "$TEST_IMG" | _filter_qemu_io + +# success, all done +echo "*** done" +rm -f $seq.full +status=0 diff --git a/tests/qemu-iotests/100.out b/tests/qemu-iotests/100.out new file mode 100644 index 0000000..2b9f741 --- /dev/null +++ b/tests/qemu-iotests/100.out @@ -0,0 +1,54 @@ +QA output created by 100 + +== Single request == +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 +wrote 4096/4096 bytes at offset 0 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== verify pattern == +read 4096/4096 bytes at offset 0 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 4096/4096 bytes at offset 4096 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== Sequential requests == +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 +wrote 8192/8192 bytes at offset 0 +8 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== verify pattern == +read 4096/4096 bytes at offset 0 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 4096/4096 bytes at offset 4096 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 4096/4096 bytes at offset 8192 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== Overlapping requests == +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 +wrote 6144/6144 bytes at offset 0 +6 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== verify pattern == +read 1024/1024 bytes at offset 0 +1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 1024/1024 bytes at offset 3072 +1 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 4096/4096 bytes at offset 4096 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== Disjoint requests == +Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 +wrote 8192/8192 bytes at offset 0 +8 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) + +== verify pattern == +read 4096/4096 bytes at offset 0 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 61440/61440 bytes at offset 4096 +60 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 4096/4096 bytes at offset 65536 +4 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec) +read 4096/4096 bytes at offset 69632 +4 KiB, 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 6e67f61..8e2215e 100644 --- a/tests/qemu-iotests/group +++ b/tests/qemu-iotests/group @@ -100,3 +100,4 @@ 091 rw auto quick 092 rw auto quick 095 rw auto quick +100 rw auto quick -- 1.9.3
