1 files changed, 77 insertions, 0 deletions
diff --git a/tests/qemu-iotests/014 b/tests/qemu-iotests/014
new file mode 100755
index 000000000..a6d0aea7c
--- /dev/null
+++ b/tests/qemu-iotests/014
@@ -0,0 +1,77 @@
+#!/bin/bash
+#
+# qcow2 pattern test, complex patterns including compression and snapshots
+# Using patterns for 4k cluster size.
+#
+#
+# Copyright (C) 2009 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=kwolf@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
+. ./common.pattern
+
+# much of this could be generic for any format supporting snapshots
+_supported_fmt qcow2
+_supported_proto generic
+_supported_os Linux
+
+TEST_OFFSETS="0 4294967296"
+TEST_OPS="writev read write readv"
+CLUSTER_SIZE=4096
+
+_make_test_img 6G
+
+echo "Testing empty image:"
+for offset in $TEST_OFFSETS; do
+    echo test2: With offset $offset
+    io_test2 $offset $CLUSTER_SIZE 256
+    _check_test_img
+done
+
+# With snapshots
+for i in `seq 1 3`; do
+    $QEMU_IMG snapshot -c test$i $TEST_IMG
+    for offset in $TEST_OFFSETS; do
+        echo With snapshot test$i, offset $offset
+        for op in $TEST_OPS; do
+            io_test $op $offset $CLUSTER_SIZE 8
+        done
+        _check_test_img
+    done
+done
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0