Add a test for nested image formats.

Signed-off-by: Max Reitz <mre...@redhat.com>
---
 tests/qemu-iotests/072     | 69 ++++++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/072.out | 21 ++++++++++++++
 tests/qemu-iotests/group   |  1 +
 3 files changed, 91 insertions(+)
 create mode 100755 tests/qemu-iotests/072
 create mode 100644 tests/qemu-iotests/072.out

diff --git a/tests/qemu-iotests/072 b/tests/qemu-iotests/072
new file mode 100755
index 0000000..a3876c2
--- /dev/null
+++ b/tests/qemu-iotests/072
@@ -0,0 +1,69 @@
+#!/bin/bash
+#
+# Test case for nested image formats
+#
+# 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=mre...@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 vpc vmdk vhdx vdi qed qcow2 qcow cow
+_supported_proto generic
+_supported_os Linux
+
+IMG_SIZE=64M
+
+echo
+echo "=== Testing nested image formats ==="
+echo
+
+TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE
+
+$QEMU_IO -c 'write -P 42 0 512' -c 'write -P 23 512 512' \
+         -c 'write -P 66 1024 512' "$TEST_IMG.base" | _filter_qemu_io
+
+$QEMU_IMG convert -f raw -O $IMGFMT "$TEST_IMG.base" "$TEST_IMG"
+
+$QEMU_IO -c "open -o 
driver=$IMGFMT,file.driver=$IMGFMT,file.file.filename=$TEST_IMG" \
+         -c 'read -P 42 0 512' -c 'read -P 23 512 512' \
+         -c 'read -P 66 1024 512' | _filter_qemu_io
+
+# When not giving any format, qemu should open only one "layer". Therefore, 
this
+# should not work for any image formats with a header.
+$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io
+
+# success, all done
+echo "*** done"
+rm -f $seq.full
+status=0
diff --git a/tests/qemu-iotests/072.out b/tests/qemu-iotests/072.out
new file mode 100644
index 0000000..efe577c
--- /dev/null
+++ b/tests/qemu-iotests/072.out
@@ -0,0 +1,21 @@
+QA output created by 072
+
+=== Testing nested image formats ===
+
+Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864 
+wrote 512/512 bytes at offset 0
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+wrote 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+wrote 512/512 bytes at offset 1024
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 512/512 bytes at offset 0
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 512/512 bytes at offset 1024
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+Pattern verification failed at offset 0, 512 bytes
+read 512/512 bytes at offset 0
+512 bytes, 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 1194339..5860c40 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -78,5 +78,6 @@
 069 rw auto
 070 rw auto
 071 rw auto
+072 rw auto
 073 rw auto
 074 rw auto
-- 
1.8.5.1


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