From 6ce2d77abeb7dece24612e884a74d149cdf52376 Mon Sep 17 00:00:00 2001
From: Kevin Wolf <kwolf@redhat.com>
Date: Wed, 15 Feb 2012 15:03:25 +0100
Subject: [PATCH] qemu-iotests: Test rebase with short backing file

This tests that qemu-img rebase doesn't assume that the backing file has
the same size as the image, but considers that it can be smaller.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@linux.vnet.ibm.com>
---
 tests/qemu-iotests/028     | 5 +++++
 tests/qemu-iotests/028.out | 1 +
 2 files changed, 6 insertions(+)

diff --git a/tests/qemu-iotests/028 b/tests/qemu-iotests/028
index 07c5bb6975..b091ba9f07 100755
--- a/tests/qemu-iotests/028
+++ b/tests/qemu-iotests/028
@@ -96,6 +96,11 @@ io_zero readv $(( offset + 32 * 1024 )) 512 1024 32
 
 _check_test_img
 
+# Rebase it on top of its base image
+$QEMU_IMG rebase -b $TEST_IMG.base $TEST_IMG
+
+_check_test_img
+
 # success, all done
 echo "*** done"
 rm -f $seq.full
diff --git a/tests/qemu-iotests/028.out b/tests/qemu-iotests/028.out
index f4290298c8..fe007887e3 100644
--- a/tests/qemu-iotests/028.out
+++ b/tests/qemu-iotests/028.out
@@ -465,4 +465,5 @@ qemu-io> read 512/512 bytes at offset 3221257728
 qemu-io> read 512/512 bytes at offset 3221258752
 512.000000 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 qemu-io> No errors were found on the image.
+No errors were found on the image.
 *** done
-- 
2.30.2