1 files changed, 134 insertions, 0 deletions
diff --git a/tests/qemu-iotests/100 b/tests/qemu-iotests/100
new file mode 100755
index 0000000000..9124aba760
--- /dev/null
+++ b/tests/qemu-iotests/100
@@ -0,0 +1,134 @@
+#!/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=stefanha@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 "== Superset 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 "== Subset overlapping requests =="
+_make_test_img $size
+$QEMU_IO -c "multiwrite 1k 2k ; 0k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== verify pattern =="
+# Order of overlapping in-flight requests is not guaranteed so we cannot verify
+# [1k, 3k) since it could have either pattern 0xcd or 0xce.
+$QEMU_IO -c "read -P 0xce 0 1k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0xce 3k 1k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0 4k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== Head overlapping requests =="
+_make_test_img $size
+$QEMU_IO -c "multiwrite 0k 2k ; 0k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== verify pattern =="
+# Order of overlapping in-flight requests is not guaranteed so we cannot verify
+# [0k, 2k) since it could have either pattern 0xcd or 0xce.
+$QEMU_IO -c "read -P 0xce 2k 2k" "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -c "read -P 0 4k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== Tail overlapping requests =="
+_make_test_img $size
+$QEMU_IO -c "multiwrite 2k 2k ; 0k 4k" "$TEST_IMG" | _filter_qemu_io
+
+echo
+echo "== verify pattern =="
+# Order of overlapping in-flight requests is not guaranteed so we cannot verify
+# [2k, 4k) since it could have either pattern 0xcd or 0xce.
+$QEMU_IO -c "read -P 0xce 0k 2k" "$TEST_IMG" | _filter_qemu_io
+$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