class TestTransportLayerMessageHandling(unittest.TestCase):
def setUp(self):
self.tl = TransportLayer(1, 'localhost', None, 1)
# The ok message should not trigger any callbacks
def test_on_message_ok(self):
self.tl.trigger_callbacks = mock.MagicMock(
side_effect=AssertionError())
self.tl._on_message(protocol.ok())
# Any non-ok message should cause trigger_callbacks to be called with
# the type of message and the message object (dict)
def test_on_message_not_ok(self):
data = protocol.shout({})
self.tl.trigger_callbacks = mock.MagicMock()
self.tl._on_message(data)
self.tl.trigger_callbacks.assert_called_with(data['type'], data)
# Invalid serialized messages should be dropped
def test_on_raw_message_invalid(self):
self.tl._init_peer = mock.MagicMock()
self.tl._on_message = mock.MagicMock()
self.tl._on_raw_message('invalid serialization')
self.assertFalse(self.tl._init_peer.called)
self.assertFalse(self.tl._on_message.called)
# A hello message with no uri should not add a peer
def test_on_raw_message_hello_no_uri(self):
self.tl._on_raw_message([json.dumps(protocol.hello_request({}))])
self.assertEqual(0, len(self.tl.peers))
# A hello message with a uri should result in a new peer
def test_on_raw_message_hello_with_uri(self):
request = protocol.hello_request({'uri': 'tcp://localhost:12345'})
self.tl._on_raw_message([json.dumps(request)])
self.assertEqual(1, len(self.tl.peers))
