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-rwxr-xr-xtests/qemu-iotests/05075
-rw-r--r--tests/qemu-iotests/050.out17
-rw-r--r--tests/qemu-iotests/group1
3 files changed, 93 insertions, 0 deletions
diff --git a/tests/qemu-iotests/050 b/tests/qemu-iotests/050
new file mode 100755
index 0000000000..05793e2d4b
--- /dev/null
+++ b/tests/qemu-iotests/050
@@ -0,0 +1,75 @@
+#!/bin/bash
+#
+# Test qemu-img rebase with zero clusters
+#
+# Copyright (C) 2013 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=pbonzini@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
+ rm -f $TEST_IMG.old
+ rm -f $TEST_IMG.new
+}
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+
+_supported_fmt qcow2 qed
+_supported_proto file
+_supported_os Linux
+
+if test "$IMGFMT" = qcow2 && test $IMGOPTS = ""; then
+ IMGOPTS=compat=1.1
+fi
+
+echo
+echo "== Creating images =="
+
+size=10M
+_make_test_img $size
+$QEMU_IO -c "write -P 0x40 0 1048576" $TEST_IMG | _filter_qemu_io
+mv $TEST_IMG $TEST_IMG.old
+
+_make_test_img $size
+$QEMU_IO -c "write -P 0x5a 0 1048576" $TEST_IMG | _filter_qemu_io
+mv $TEST_IMG $TEST_IMG.new
+
+_make_test_img -b $TEST_IMG.old $size
+$QEMU_IO -c "write -z 0 1048576" $TEST_IMG | _filter_qemu_io
+
+echo
+echo "== Rebasing the image =="
+
+$QEMU_IMG rebase -b $TEST_IMG.new $TEST_IMG
+$QEMU_IO -c "read -P 0x00 0 1048576" $TEST_IMG | _filter_qemu_io
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/050.out b/tests/qemu-iotests/050.out
new file mode 100644
index 0000000000..3f5f7e1e7b
--- /dev/null
+++ b/tests/qemu-iotests/050.out
@@ -0,0 +1,17 @@
+QA output created by 050
+
+== Creating images ==
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=10485760
+wrote 1048576/1048576 bytes at offset 0
+1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=10485760
+wrote 1048576/1048576 bytes at offset 0
+1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=10485760 backing_file='TEST_DIR/t.IMGFMT.old'
+wrote 1048576/1048576 bytes at offset 0
+1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== Rebasing the image ==
+read 1048576/1048576 bytes at offset 0
+1 MiB, 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 fcf57e0510..1d7e4f31a0 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -56,3 +56,4 @@
047 rw auto
048 img auto quick
049 rw auto
+050 rw auto backing quick