diff options
| -rwxr-xr-x | tests/qemu-iotests/030 | 33 | ||||
| -rw-r--r-- | tests/qemu-iotests/030.out | 4 |
2 files changed, 35 insertions, 2 deletions
diff --git a/tests/qemu-iotests/030 b/tests/qemu-iotests/030 index f71ab8dd10..55b16f81dd 100755 --- a/tests/qemu-iotests/030 +++ b/tests/qemu-iotests/030 @@ -125,6 +125,39 @@ class TestSingleDrive(ImageStreamingTestCase): result = self.vm.qmp('block-stream', device='nonexistent') self.assert_qmp(result, 'error/class', 'DeviceNotFound') + +class TestSmallerBackingFile(ImageStreamingTestCase): + backing_len = 1 * 1024 * 1024 # MB + image_len = 2 * backing_len + + def setUp(self): + self.create_image(backing_img, self.backing_len) + qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img, str(self.image_len)) + self.vm = iotests.VM().add_drive(test_img) + self.vm.launch() + + # If this hangs, then you are missing a fix to complete streaming when the + # end of the backing file is reached. + def test_stream(self): + self.assert_no_active_streams() + + result = self.vm.qmp('block-stream', device='drive0') + self.assert_qmp(result, 'return', {}) + + completed = False + while not completed: + for event in self.vm.get_qmp_events(wait=True): + if event['event'] == 'BLOCK_JOB_COMPLETED': + self.assert_qmp(event, 'data/type', 'stream') + self.assert_qmp(event, 'data/device', 'drive0') + self.assert_qmp(event, 'data/offset', self.image_len) + self.assert_qmp(event, 'data/len', self.image_len) + completed = True + + self.assert_no_active_streams() + self.vm.shutdown() + + class TestStreamStop(ImageStreamingTestCase): image_len = 8 * 1024 * 1024 * 1024 # GB diff --git a/tests/qemu-iotests/030.out b/tests/qemu-iotests/030.out index 3f8a935a08..2f7d3902f2 100644 --- a/tests/qemu-iotests/030.out +++ b/tests/qemu-iotests/030.out @@ -1,5 +1,5 @@ -...... +....... ---------------------------------------------------------------------- -Ran 6 tests +Ran 7 tests OK |