Re: [Qemu-devel] [PATCH 09/11] qemu-iotests: test streaming to an intermediate layer

[Fam Zheng <famz@redhat.com>]

On Wed, 05/13 16:27, Alberto Garcia wrote:
> This adds test_stream_intermediate(), similar to test_stream() but
> streams to the intermediate image instead.
> 
> Signed-off-by: Alberto Garcia <berto@igalia.com>
> Reviewed-by: Max Reitz <mreitz@redhat.com>

Reviewed-by: Fam Zheng <famz@redhat.com>

> ---
>  tests/qemu-iotests/030     | 18 +++++++++++++++++-
>  tests/qemu-iotests/030.out |  4 ++--
>  2 files changed, 19 insertions(+), 3 deletions(-)
> 
> diff --git a/tests/qemu-iotests/030 b/tests/qemu-iotests/030
> index bc53885..0927457 100755
> --- a/tests/qemu-iotests/030
> +++ b/tests/qemu-iotests/030
> @@ -36,7 +36,8 @@ class TestSingleDrive(iotests.QMPTestCase):
>          qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % mid_img, test_img)
>          qemu_io('-f', 'raw', '-c', 'write -P 0x1 0 512', backing_img)
>          qemu_io('-f', iotests.imgfmt, '-c', 'write -P 0x1 524288 512', mid_img)
> -        self.vm = iotests.VM().add_drive("blkdebug::" + test_img)
> +        opts = "backing.node-name=mid"
> +        self.vm = iotests.VM().add_drive("blkdebug::" + test_img, opts)
>          self.vm.launch()
>  
>      def tearDown(self):
> @@ -60,6 +61,21 @@ class TestSingleDrive(iotests.QMPTestCase):
>                           qemu_io('-f', iotests.imgfmt, '-c', 'map', test_img),
>                           'image file map does not match backing file after streaming')
>  
> +    def test_stream_intermediate(self):
> +        self.assert_no_active_block_jobs()
> +
> +        result = self.vm.qmp('block-stream', device='mid')
> +        self.assert_qmp(result, 'return', {})
> +
> +        self.wait_until_completed(drive='mid')
> +
> +        self.assert_no_active_block_jobs()
> +        self.vm.shutdown()
> +
> +        self.assertEqual(qemu_io('-f', 'raw', '-c', 'map', backing_img),
> +                         qemu_io('-f', iotests.imgfmt, '-c', 'map', mid_img),
> +                         'image file map does not match backing file after streaming')
> +
>      def test_stream_pause(self):
>          self.assert_no_active_block_jobs()
>  
> diff --git a/tests/qemu-iotests/030.out b/tests/qemu-iotests/030.out
> index 6323079..96961ed 100644
> --- a/tests/qemu-iotests/030.out
> +++ b/tests/qemu-iotests/030.out
> @@ -1,5 +1,5 @@
> -..............
> +...............
>  ----------------------------------------------------------------------
> -Ran 14 tests
> +Ran 15 tests
>  
>  OK
> -- 
> 2.1.4
> 
>