On 09/10/2015 07:39 AM, Alberto Garcia wrote:
> Signed-off-by: Alberto Garcia <berto@igalia.com>
> ---
>  tests/qemu-iotests/085     | 97 +++++++++++++++++++++++++++++++++++++++++++---
>  tests/qemu-iotests/085.out | 34 +++++++++++++++-
>  2 files changed, 123 insertions(+), 8 deletions(-)
> 

>  
> +# ${1}: unique identifier for the snapshot filename
> +# ${2}: true: ignore backing images (default); false: don't ignore them
> +function add_snapshot_image()
> +{
> +    base_image="${TEST_DIR}/$((${1}-1))-${snapshot_virt0}"
> +    snapshot_file="${TEST_DIR}/${1}-${snapshot_virt0}"
> +    _make_test_img -b "${base_image}" "$size"
> +    mv "${TEST_IMG}" "${snapshot_file}"
> +    cmd="{ 'execute': 'blockdev-add', 'arguments':
> +           { 'options':
> +             { 'driver': 'qcow2', 'node-name': 'snap_"${1}"',
> +               'ignore-backing': "${2:-true}", 'file':

Needs to be reworked to use 'backing':'' instead of 'ignore-backing'.

But overall looks like a sane set of tests to cover both positive and
negative expected behavior.

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org