def test_pass_to_action(self):
scope = Scope("/lets/go")
bus = Bus()
connector = InConnector(bus=bus)
connector.scope = scope
connector.activate()
action = StubSink(scope)
connector.set_observer_action(action)
e = Event()
e.scope = scope
bus.handle(e)
assert len(action.events) == 1
assert e in action.events
def testPassToAction(self):
scope = Scope("/lets/go")
bus = Bus()
connector = InPushConnector(bus=bus)
connector.setScope(scope)
connector.activate()
action = StubSink(scope)
connector.setObserverAction(action)
e = Event()
e.scope = scope
bus.handle(e)
self.assertEqual(1, len(action.events))
self.assertTrue(e in action.events)
def testNotifyHierarchy(self):
bus = Bus()
targetScope = Scope("/this/is/a/test")
scopes = targetScope.superScopes(True)
sinksByScope = {}
for scope in scopes:
sinksByScope[scope] = StubSink(scope)
bus.addSink(sinksByScope[scope])
notNotifiedSiblingSink = StubSink(Scope("/not/notified"))
bus.addSink(notNotifiedSiblingSink)
notNotifiedChildSink = StubSink(targetScope.concat(Scope("/child")))
bus.addSink(notNotifiedChildSink)
event = Event(scope=targetScope)
bus.handle(event)
for scope, sink in sinksByScope.items():
self.assertTrue(event in sink.events)
self.assertEqual(1, len(sink.events))
def test_notify_hierarchy(self):
bus = Bus()
target_scope = Scope("/this/is/a/test")
scopes = target_scope.super_scopes(True)
sinks_by_scope = {}
for scope in scopes:
sinks_by_scope[scope] = StubSink(scope)
bus.add_sink(sinks_by_scope[scope])
not_notified_sibling_sink = StubSink(Scope("/not/notified"))
bus.add_sink(not_notified_sibling_sink)
not_notified_child_sink = StubSink(target_scope.concat(
Scope("/child")))
bus.add_sink(not_notified_child_sink)
event = Event(scope=target_scope)
bus.handle(event)
for scope, sink in list(sinks_by_scope.items()):
assert event in sink.events
assert len(sink.events) == 1