[Qemu-devel] [PATCH v5 3/3] qcow2: Add qemu-iotests for qcow2 shrinking

[Jun Li <junmuzi@gmail.com>]

Add qemu-iotests for qcow2 shrinking.
e.g:
$ ./check -qcow2 110

Signed-off-by: Jun Li <junmuzi@gmail.com>
---
 tests/qemu-iotests/110     | 76 ++++++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/110.out | 13 ++++++++
 tests/qemu-iotests/group   |  1 +
 3 files changed, 90 insertions(+)
 create mode 100755 tests/qemu-iotests/110
 create mode 100644 tests/qemu-iotests/110.out

diff --git a/tests/qemu-iotests/110 b/tests/qemu-iotests/110
new file mode 100755
index 0000000..c2145a2
--- /dev/null
+++ b/tests/qemu-iotests/110
@@ -0,0 +1,76 @@
+#!/bin/bash
+#
+# Tests qcow2 shrinking
+#
+# Copyright (C) 2014 Jun Li (junmuzi@gmail.com)
+#
+# 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=junmuzi@gmail.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
+
+_supported_fmt qcow2
+_supported_proto file
+_supported_os Linux
+
+
+# Setup test basic parameters
+IMG_SIZE=500M
+CLUSTER_SIZE=64k
+
+echo
+echo '=== Test qcow2 shrinking ==='
+echo
+
+_make_test_img $IMG_SIZE
+io_pattern write 0 500M 65536 1 110
+#cp $TEST_IMG /tmp/before-resized.img
+
+# shrinking image
+$QEMU_IMG resize "$TEST_IMG" -10M
+
+_check_test_img
+
+# shrinking image
+$QEMU_IMG resize "$TEST_IMG" -100M
+#cp $TEST_IMG /tmp/resized.img
+
+_check_test_img
+
+# success, all done
+echo "*** done"
+
+# Cleanup
+_cleanup_test_img
+
+status=0
diff --git a/tests/qemu-iotests/110.out b/tests/qemu-iotests/110.out
new file mode 100644
index 0000000..e54388b
--- /dev/null
+++ b/tests/qemu-iotests/110.out
@@ -0,0 +1,13 @@
+QA output created by 110
+
+=== Test qcow2 shrinking ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=524288000
+=== IO: pattern 110
+wrote 524288000/524288000 bytes at offset 0
+500 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Image resized.
+No errors were found on the image.
+Image resized.
+No errors were found on the image.
+*** done
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index 9bbd5d3..de467ff 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -109,3 +109,4 @@
 105 rw auto quick
 107 rw auto quick
 108 rw auto quick
+110 rw auto quick
-- 
1.9.3