Re: [PATCH] iotests/024: exclude 'backing file format' field from the output

[Eric Blake]

On Tue, Jul 30, 2024 at 12:47:01PM GMT, Andrey Drobyshev wrote:
> Apparently 'qemu-img info' doesn't report the backing file format field
> for qed (as it does for qcow2):
> 
> $ qemu-img create -f qed base.qed 1M && qemu-img create -f qed -b base.qed -F 
> qed top.qed 1M
> $ qemu-img create -f qcow2 base.qcow2 1M && qemu-img create -f qcow2 -b 
> base.qcow2 -F qcow2 top.qcow2 1M
> $ qemu-img info top.qed | grep 'backing file format'
> $ qemu-img info top.qcow2 | grep 'backing file format'
> backing file format: qcow2
> 
> This leads to the 024 test failure with -qed.  Let's just filter the
> field out and exclude it from the output.
> 
> This is a fixup for the commit f93e65ee51 ("iotests/{024, 271}: add
> testcases for qemu-img rebase").
> 
> Found-by: Thomas Huth <thuth@redhat.com>
> Signed-off-by: Andrey Drobyshev <andrey.drobyshev@virtuozzo.com>
> ---
>  tests/qemu-iotests/024     | 2 +-
>  tests/qemu-iotests/024.out | 1 -
>  2 files changed, 1 insertion(+), 2 deletions(-)

Reviewed-by: Eric Blake <eblake@redhat.com>

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.
Virtualization:  qemu.org | libguestfs.org