62     def setUp(self):  argument
115     def tearDown(self):  argument
126     def findBlockNode(self, node_name, qdev=None):  argument
142     def assertIntactSourceBackingChain(self):  argument
155     def assertCorrectBackingImage(self, node, default_image):  argument
175     def openBacking(self):  argument
178     def runMirror(self, sync):  argument
196     def testFull(self):  argument
203     def testTop(self):  argument
210     def testNone(self):  argument
256     def openBacking(self):  argument
277     def openBacking(self):  argument
290     def testCommit(self):  argument