def tryCreate(ad, r): argSpec = ArgSpecGiven(argsDocs=ad, reqdArgs=r) msgArgsInfo = ArgsInfo(nameTuple, argSpec, parent._getListenerSpec()) obj = Topic(self.treeConfig, nameTuple, description, msgArgsInfo, parent=parent)
def test2_CreateChild(self): # # Test creation of a child topic, subscription of listeners # # need to run this here again to get rootTopic setup for this test self.test0_CreateRoot() nameTuple = ('childOfAll', ) description = 'child description' argsDocs = dict(arg1='arg1 desc', arg2='arg2 desc') reqdArgs = ('arg2', ) argSpec = ArgSpecGiven(argsDocs=argsDocs, reqdArgs=reqdArgs) msgArgsInfo = ArgsInfo(nameTuple, argSpec, self.rootTopic._getListenerSpec()) parent = Topic(self.treeConfig, nameTuple, description, msgArgsInfo, parent=self.rootTopic) assert parent.getParent() is self.rootTopic # now create a child of child with wrong arguments so we can test exceptions nameTuple = ('childOfAll', 'grandChild') description = 'grandchild description' def tryCreate(ad, r): argSpec = ArgSpecGiven(argsDocs=ad, reqdArgs=r) msgArgsInfo = ArgsInfo(nameTuple, argSpec, parent._getListenerSpec()) obj = Topic(self.treeConfig, nameTuple, description, msgArgsInfo, parent=parent) # test when all OK argsDocs = dict(arg1='arg1 desc', arg2='arg2 desc') reqdArgs = ('arg2', ) tryCreate(argsDocs, reqdArgs) # test when requiredArg wrong reqdArgs = ('arg3', ) self.assertRaises(MessageDataSpecError, tryCreate, argsDocs, reqdArgs) reqdArgs = () self.assertRaises(MessageDataSpecError, tryCreate, argsDocs, reqdArgs) # test when missing opt arg argsDocs = dict(arg1='arg1 desc', arg2='arg2 desc') reqdArgs = ('arg2', )
def test0_CreateRoot(self): # # Test create and then modify state of a topic object # nameTuple = ('root', ) description = 'root description' msgArgsInfo = None # when parent is None, only nameTuple=ALL_TOPICS is allowed, thereby # guaranteeing that only one tree root can be created self.assertRaises(ValueError, Topic, self.treeConfig, nameTuple, description, msgArgsInfo) # create the ALL TOPICS topic; it has no message args nameTuple = (ALL_TOPICS, ) argSpec = ArgSpecGiven(dict()) msgArgsInfo = ArgsInfo(nameTuple, argSpec, None) obj = Topic(self.treeConfig, nameTuple, description, msgArgsInfo) # verify its state is as expected after creation: assert obj.getListeners() == [] assert obj.getNumListeners() == 0 assert obj.hasListeners() == False def listener1(): pass def listener2(): pass def badListener1(arg1): pass # extra required arg def badListener2(arg1=None): pass # extra is optional assert obj.isValid(listener1) assert not obj.isValid(badListener1) assert not obj.isValid(badListener2) self.rootTopic = obj