mirror of https://gitlab.com/qemu-project/qemu
stream: add testcase for partial streaming
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
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@ -23,6 +23,7 @@ import iotests
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from iotests import qemu_img, qemu_io
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from iotests import qemu_img, qemu_io
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backing_img = os.path.join(iotests.test_dir, 'backing.img')
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backing_img = os.path.join(iotests.test_dir, 'backing.img')
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mid_img = os.path.join(iotests.test_dir, 'mid.img')
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test_img = os.path.join(iotests.test_dir, 'test.img')
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test_img = os.path.join(iotests.test_dir, 'test.img')
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class ImageStreamingTestCase(iotests.QMPTestCase):
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class ImageStreamingTestCase(iotests.QMPTestCase):
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@ -52,13 +53,15 @@ class TestSingleDrive(ImageStreamingTestCase):
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def setUp(self):
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def setUp(self):
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qemu_img('create', backing_img, str(TestSingleDrive.image_len))
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qemu_img('create', backing_img, str(TestSingleDrive.image_len))
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qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, test_img)
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qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, mid_img)
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qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % mid_img, test_img)
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self.vm = iotests.VM().add_drive(test_img)
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self.vm = iotests.VM().add_drive(test_img)
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self.vm.launch()
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self.vm.launch()
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def tearDown(self):
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def tearDown(self):
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self.vm.shutdown()
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self.vm.shutdown()
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os.remove(test_img)
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os.remove(test_img)
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os.remove(mid_img)
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os.remove(backing_img)
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os.remove(backing_img)
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def test_stream(self):
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def test_stream(self):
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@ -83,6 +86,29 @@ class TestSingleDrive(ImageStreamingTestCase):
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self.assertFalse('sectors not allocated' in qemu_io('-c', 'map', test_img),
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self.assertFalse('sectors not allocated' in qemu_io('-c', 'map', test_img),
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'image file not fully populated after streaming')
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'image file not fully populated after streaming')
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def test_stream_partial(self):
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self.assert_no_active_streams()
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result = self.vm.qmp('block-stream', device='drive0', base=mid_img)
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self.assert_qmp(result, 'return', {})
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completed = False
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while not completed:
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for event in self.vm.get_qmp_events(wait=True):
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if event['event'] == 'BLOCK_JOB_COMPLETED':
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self.assert_qmp(event, 'data/type', 'stream')
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self.assert_qmp(event, 'data/device', 'drive0')
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self.assert_qmp(event, 'data/offset', self.image_len)
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self.assert_qmp(event, 'data/len', self.image_len)
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completed = True
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self.assert_no_active_streams()
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self.vm.shutdown()
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self.assertEqual(qemu_io('-c', 'map', mid_img),
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qemu_io('-c', 'map', test_img),
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'image file map does not match backing file after streaming')
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def test_device_not_found(self):
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def test_device_not_found(self):
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result = self.vm.qmp('block-stream', device='nonexistent')
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result = self.vm.qmp('block-stream', device='nonexistent')
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self.assert_qmp(result, 'error/class', 'DeviceNotFound')
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self.assert_qmp(result, 'error/class', 'DeviceNotFound')
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@ -1,5 +1,5 @@
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.....
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......
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----------------------------------------------------------------------
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----------------------------------------------------------------------
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Ran 5 tests
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Ran 6 tests
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OK
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OK
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