Re: [Qemu-devel] [PATCH v6 12/14] iotests: Add test for backing-chain commits

[Eric Blake]

On 04/29/2014 09:17 AM, Max Reitz wrote:
> Add a test for qemu-img commit on backing chains with more than two
> images. This test also checks whether the images above the base image
> are emptied and does therefore not work for qed and vmdk which requires
> it to be separate from 020.
> 
> Signed-off-by: Max Reitz <address@hidden>
> ---
>  tests/qemu-iotests/092     | 108 
> +++++++++++++++++++++++++++++++++++++++++++++
>  tests/qemu-iotests/092.out |  59 +++++++++++++++++++++++++
>  tests/qemu-iotests/group   |   1 +
>  3 files changed, 168 insertions(+)
>  create mode 100755 tests/qemu-iotests/092
>  create mode 100644 tests/qemu-iotests/092.out
> 

> +# Two passes:
> +#  0: Two-layer backing chain, commit to upper backing file (default)
> +#     (in this case, the top image will be emptied)
> +#  1: Two-layer backing chain, commit to lower backing file
> +#     (in this case, the top image will stay as it is)

Should this test be modified to test the new -d option?

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

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