Re: [Qemu-devel] [PATCH for-2.6 v3 2/3] iotests: Add iotests.image_size

[Jeff Cody <jcody@redhat.com>]

On Wed, Apr 20, 2016 at 04:32:45PM +0200, Kevin Wolf wrote:
> From: Fam Zheng <famz@redhat.com>
> 
> This retrieves the virtual size of the image out of qemu-img info.
> 
> Reviewed-by: Max Reitz <mreitz@redhat.com>
> Signed-off-by: Fam Zheng <famz@redhat.com>
> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
> ---
>  tests/qemu-iotests/iotests.py | 6 ++++++
>  1 file changed, 6 insertions(+)
> 
> diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py
> index d9ef60e..56f988a 100644
> --- a/tests/qemu-iotests/iotests.py
> +++ b/tests/qemu-iotests/iotests.py
> @@ -28,6 +28,7 @@ sys.path.append(os.path.join(os.path.dirname(__file__), '..', '..', 'scripts', '
>  import qmp
>  import qtest
>  import struct
> +import json
>  
>  
>  # This will not work if arguments contain spaces but is necessary if we
> @@ -103,6 +104,11 @@ def create_image(name, size):
>          i = i + 512
>      file.close()
>  
> +def image_size(img):
> +    '''Return image's virtual size'''
> +    r = qemu_img_pipe('info', '--output=json', '-f', imgfmt, img)
> +    return json.loads(r)['virtual-size']
> +
>  test_dir_re = re.compile(r"%s" % test_dir)
>  def filter_test_dir(msg):
>      return test_dir_re.sub("TEST_DIR", msg)
> -- 
> 1.8.3.1
> 

Reviewed-by: Jeff Cody <jcody@redhat.com>