def test_subscribers_are_preserved(self):
observer_1 = observer.Observer(self.loop, self.transport)
observer_2 = observer.Observer(self.loop, self.transport)
obj_1 = subject.Subject(name="test_queue_1", loop=self.loop)
obj_1.subscribe(observer_1)
obj_1.subscribe(observer_2)
self.assertDictEqual(obj_1.observers, {
observer_1: "auto",
observer_2: "auto"
})
obj_2 = subject.Subject(name="test_queue_2", loop=self.loop)
obj_2.subscribe(observer_1)
self.assertDictEqual(obj_2.observers, {observer_1: "auto"})
obj_3 = subject.Subject(name="test_queue_1", loop=self.loop)
self.assertDictEqual(obj_3.observers, {
observer_1: "auto",
observer_2: "auto"
})
obj_1.delete()
obj_2.delete()
obj_3.delete()
def test_subjects_are_unique(self):
self.assertDictEqual(subject.Subject._objects, {})
obj_1 = subject.Subject(name="test_queue_1", loop=self.loop)
self.assertDictEqual(subject.Subject._objects, {obj_1.name: obj_1})
obj_2 = subject.Subject(name="test_queue_2", loop=self.loop)
self.assertDictEqual(subject.Subject._objects, {
obj_1.name: obj_1,
obj_2.name: obj_2
})
obj_3 = subject.Subject(name=obj_1.name, loop=self.loop)
self.assertIs(obj_3, obj_1)
self.assertDictEqual(subject.Subject._objects, {
obj_1.name: obj_1,
obj_2.name: obj_2
})
obj_1.delete()
obj_2.delete()
obj_3.delete()
async def subscribe(self,
subscription_id,
destination,
ack="auto",
**headers):
user_subject = subject.Subject(destination, loop=self.event_loop)
subscriber_function = partial(self.observer.subscribe, user_subject,
ack, subscription_id)
self.event_loop.call_soon(subscriber_function)
def test_get(self):
obj_1 = subject.Subject(name="test_queue_1", loop=self.loop)
returned_obj = subject.Subject.get(obj_1.name)
self.assertIs(obj_1, returned_obj)
returned_obj = subject.Subject.get("test_queue_2")
self.assertIsNone(returned_obj)
obj_1.delete()
def test_z_notify(self):
obj_1 = subject.Subject(name="test_queue_1", loop=self.loop)
observer_1 = observer.Observer(self.loop, self.transport)
observer_2 = observer.Observer(self.loop, self.transport)
message_obj = message.Message("Test Message")
observer_1.subscribe(obj_1, "auto", "1")
observer_2.subscribe(obj_1, "auto", "2")
obj_1.notify(message_obj)
obj_1.delete()
def test_unsubscribe(self):
obj_1 = subject.Subject(name="test_queue_1", loop=self.loop)
observer_1 = observer.Observer(self.loop, self.transport)
observer_2 = observer.Observer(self.loop, self.transport)
obj_1.subscribe(observer_1, "auto")
obj_1.subscribe(observer_2, "auto")
self.assertDictEqual(obj_1.observers, {
observer_1: "auto",
observer_2: "auto"
})
obj_1.unsubscribe(observer_1)
self.assertDictEqual(obj_1.observers, {observer_2: "auto"})
obj_1.unsubscribe(observer_2)
self.assertDictEqual(obj_1.observers, {})
# It must call the subject_obj.delete() if there are no observers.
self.assertIsNone(subject.Subject.get('test_queue_1'))
obj_1.delete()
async def send(self, destination, raw_message, **headers):
user_subject = subject.Subject(name=destination, loop=self.event_loop)
message_obj = message.Message(raw_message)
notify_func = partial(user_subject.notify, message_obj)
self.event_loop.call_soon(notify_func)
def test_object_creation(self):
obj_1 = subject.Subject(name="test_queue_1", loop=self.loop)
self.assertDictEqual(obj_1.observers, {})
obj_1.delete()