def test_node_get_next_message(self):
# Test get_next_message
now = time.time()
node = self._create_node()
# No Messages, return None
self.assertIsNone(node.get_next_message(now))
msg = Message()
msg2 = Message()
msg.sign_from_node(node)
msg2.sign_from_node(node)
now = time.time()
# Add only 1 message
node.enqueue_message(msg, now)
self.assertEquals(node.get_next_message(now + 5), msg)
now = time.time()
node.enqueue_message(msg, now)
node.enqueue_message(msg2, now)
# Should not return anything since the time is the same
self.assertIsNone(node.get_next_message(now))
# Take out 1 message
self.assertNotIn(node.get_next_message(now + 5),
node.MessageQ.Messages)
# Take out last message
self.assertNotIn(node.get_next_message(now + 5),
node.MessageQ.Messages)
# No messages left, should return None
self.assertEquals(node.get_next_message(now + 5), None)
def test_node_reset_peer_stats(self):
# Test that reset_peers does not break
now = time.time()
node = self._create_node()
node2 = self._create_node()
node.initialize_stats(node2)
msg = Message()
msg.sign_from_node(node)
stats1 = str(node.Stats.get_stats(["Address", "MessageQueue",
"MessageQueueLength"]))
# Nothing changes since all are the original defaults
node.reset_peer_stats(["Address", "MessageQueue",
"MessageQueueLength"])
stats2 = str(node.Stats.get_stats(["Address", "MessageQueue",
"MessageQueueLength"]))
self.assertEquals(stats1, stats2)
node.enqueue_message(msg, now)
stats3 = (node.Stats.get_stats(["Address", "MessageQueue",
"MessageQueueLength"]))
node.reset_peer_stats(["Address", "MessageQueue",
"MessageQueueLength"])
stats4 = (node.Stats.get_stats(["Address", "MessageQueue",
"MessageQueueLength"]))
# All values are either sample or value metrics that are not changed
# by the reset_peer_stats
self.assertEquals(stats3, stats4)
def test_node_reset_peer_stats(self):
# Test that reset_peers does not break
now = time.time()
node = self._create_node()
node2 = self._create_node()
node.initialize_stats(node2)
msg = Message()
msg.sign_from_node(node)
stats1 = str(
node.Stats.get_stats(
["Address", "MessageQueue", "MessageQueueLength"]))
# Nothing changes since all are the original defaults
node.reset_peer_stats(
["Address", "MessageQueue", "MessageQueueLength"])
stats2 = str(
node.Stats.get_stats(
["Address", "MessageQueue", "MessageQueueLength"]))
self.assertEqual(stats1, stats2)
node.enqueue_message(msg, now)
stats3 = (node.Stats.get_stats(
["Address", "MessageQueue", "MessageQueueLength"]))
node.reset_peer_stats(
["Address", "MessageQueue", "MessageQueueLength"])
stats4 = (node.Stats.get_stats(
["Address", "MessageQueue", "MessageQueueLength"]))
# All values are either sample or value metrics that are not changed
# by the reset_peer_stats
self.assertEqual(stats3, stats4)
def test_node_get_next_message(self):
# Test get_next_message
now = time.time()
node = self._create_node()
node2 = self._create_node()
# No Messages, return None
self.assertIsNone(node.get_next_message(now))
msg = Message()
msg2 = Message()
msg.sign_from_node(node)
msg2.sign_from_node(node2)
now = time.time()
# Add only 1 message
node.enqueue_message(msg, now)
self.assertEqual(node.get_next_message(now + 5), msg)
now = time.time()
node.enqueue_message(msg, now)
node.enqueue_message(msg2, now)
# Should not return anything since the time is the same
self.assertIsNone(node.get_next_message(now))
# Take out 1 message
self.assertNotIn(node.get_next_message(now + 5),
node.MessageQ.Messages)
# Take out last message
self.assertNotIn(node.get_next_message(now + 5),
node.MessageQ.Messages)
# No messages left, should return None
self.assertEqual(node.get_next_message(now + 5), None)
def test_node_message_dropped(self):
# Test behavior if message is believe to be "dropped"
node = self._create_node()
msg = Message()
msg.sign_from_node(node)
oldRTO = node.Estimator.RTO
node.message_dropped(msg)
newRTO = node.Estimator.RTO
# Should increase RTO and "re-add" msg to the MessageQueue
self.assertLess(oldRTO, newRTO)
self.assertIn(msg.Identifier, node.MessageQ.Messages)
def test_node_message_dropped(self):
# Test behavior if message is believe to be "dropped"
node = self._create_node()
msg = Message()
msg.sign_from_node(node)
oldRTO = node.Estimator.RTO
node.message_dropped(msg)
newRTO = node.Estimator.RTO
# Should increase RTO and "re-add" msg to the MessageQueue
self.assertLess(oldRTO, newRTO)
self.assertIn(msg.Identifier, node.MessageQ.Messages)
def test_node_enqueue_message(self):
# Test correct enqueue of a message to MessageQueue
node = self._create_node()
before = str(node.MessageQ)
msg = Message()
msg.sign_from_node(node)
now = time.time()
# Add message
node.enqueue_message(msg, now)
after = str(node.MessageQ)
self.assertNotEqual(before, after)
self.assertIn(msg.Identifier, node.MessageQ.Messages)
def test_node_message_delivered(self):
# Test behavior if message is "delivered"
node = self._create_node()
msg = Message()
msg.sign_from_node(node)
node.enqueue_message(msg, time.time())
oldRTO = node.Estimator.RTO
node.message_delivered(msg, 2.0)
newRTO = node.Estimator.RTO
# Should update RTO and add identifier to MessageQueue
self.assertLess(oldRTO, newRTO)
self.assertNotIn(msg.Identifier, node.MessageQ.Messages)
def test_node_dequeue_message_no_message(self):
# Test that trying to dequeue a message that is not enqueued does not
# throw an error
node = self._create_node()
msg = Message()
msg.sign_from_node(node)
now = time.time()
# Msg was never enqueued
before = str(node.MessageQ)
node.dequeue_message(msg)
after = str(node.MessageQ)
self.assertEqual(before, after)
def test_node_enqueue_message(self):
# Test correct enqueue of a message to MessageQueue
node = self._create_node()
before = str(node.MessageQ)
msg = Message()
msg.sign_from_node(node)
now = time.time()
# Add message
node.enqueue_message(msg, now)
after = str(node.MessageQ)
self.assertNotEqual(before, after)
self.assertIn(msg.Identifier, node.MessageQ.Messages)
def test_node_message_delivered(self):
# Test behavior if message is "delivered"
node = self._create_node()
msg = Message()
msg.sign_from_node(node)
node.enqueue_message(msg, time.time())
oldRTO = node.Estimator.RTO
node.message_delivered(msg, 2.0)
newRTO = node.Estimator.RTO
# Should update RTO and add identifier to MessageQueue
self.assertLess(oldRTO, newRTO)
self.assertNotIn(msg.Identifier, node.MessageQ.Messages)
def test_node_dequeue_message_no_message(self):
# Test that trying to dequeue a message that is not enqueued does not
# throw an error
node = self._create_node()
msg = Message()
msg.sign_from_node(node)
now = time.time()
# Msg was never enqueued
before = str(node.MessageQ)
node.dequeue_message(msg)
after = str(node.MessageQ)
self.assertEqual(before, after)
def test_node_dequeue_message(self):
# Test correct enqueue of a message from MessageQueue
node = self._create_node()
msg = Message()
msg.sign_from_node(node)
now = time.time()
# must enqueue message before able to dequeue
node.enqueue_message(msg, now)
before = str(node.MessageQ)
node.dequeue_message(msg)
after = str(node.MessageQ)
self.assertNotEqual(before, after)
self.assertNotIn(msg.Identifier, node.MessageQ.Messages)
def test_node_dequeue_message(self):
# Test correct enqueue of a message from MessageQueue
node = self._create_node()
msg = Message()
msg.sign_from_node(node)
now = time.time()
# must enqueue message before able to dequeue
node.enqueue_message(msg, now)
before = str(node.MessageQ)
node.dequeue_message(msg)
after = str(node.MessageQ)
self.assertNotEqual(before, after)
self.assertNotIn(msg.Identifier, node.MessageQ.Messages)
def _create_msg(self):
node = self._create_node()
msg = Message()
msg.sign_from_node(node)
return msg
def _create_msg(self):
node = self._create_node()
msg = Message()
msg.sign_from_node(node)
return msg
