def test_the_pump_should_dispatch_a_command_processor(self):
"""
Given that I have a message pump for a channel
When I read a message from that channel
Then the message should be dispatched to a handler
"""
handler = MyCommandHandler()
request = MyCommand()
channel = Mock(spec=Channel)
command_processor = Mock(spec=CommandProcessor)
message_pump = MessagePump(command_processor, channel, map_to_message)
header = BrightsideMessageHeader(uuid4(), request.__class__.__name__, BrightsideMessageType.command)
body = BrightsideMessageBody(JsonRequestSerializer(request=request).serialize_to_json(),
BrightsideMessageBodyType.application_json)
message = BrightsideMessage(header, body)
quit_message = BrightsideMessageFactory.create_quit_message()
# add messages to that when channel is called it returns first message then qui tmessage
response_queue = [message, quit_message]
channel_spec = {"receive.side_effect" : response_queue}
channel.configure_mock(**channel_spec)
message_pump.run()
channel_calls = [call.receive(), call.receive]
channel.assert_has_calls(channel_calls)
cp_calls = [call.send(request)]
command_processor.assert_has_calls(cp_calls)
def stop(self):
self._queue.put(BrightsideMessageFactory.create_quit_message())
self._state = ChannelState.stopping
def stop(self):
self._queue.put(BrightsideMessageFactory.create_quit_message())
self._state = ChannelState.stopping
