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coverage_test_multicast.py
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from queue import Queue
import random
import threading
import unittest
from coapclient import HelperClient
from coapserver import CoAPServer
from coapthon import defines
from coapthon.messages.message import Message
from coapthon.messages.option import Option
from coapthon.messages.request import Request
from coapthon.messages.response import Response
__author__ = 'Giacomo Tanganelli'
__version__ = "2.0"
class Tests(unittest.TestCase):
def setUp(self):
self.server_address = (defines.ALL_COAP_NODES, 5683)
self.current_mid = random.randint(1, 1000)
self.server_mid = random.randint(1000, 2000)
self.server = CoAPServer("0.0.0.0", 5683, multicast=True)
self.server_thread = threading.Thread(target=self.server.listen, args=(10,))
self.server_thread.start()
self.queue = Queue()
def tearDown(self):
self.server.close()
self.server_thread.join(timeout=25)
self.server = None
def _test_with_client(self, message_list): # pragma: no cover
client = HelperClient(self.server_address)
for message, expected in message_list:
if message is not None:
received_message = client.send_request(message)
if expected is not None:
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source, self.server_address)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.payload is not None:
self.assertEqual(received_message.payload, expected.payload)
if expected.options:
self.assertEqual(len(received_message.options), len(expected.options))
for o in expected.options:
assert isinstance(o, Option)
option_value = getattr(expected, o.name.lower().replace("-", "_"))
option_value_rec = getattr(received_message, o.name.lower().replace("-", "_"))
self.assertEqual(option_value, option_value_rec)
client.stop()
def _test_with_client_observe(self, message_list): # pragma: no cover
client = HelperClient(self.server_address)
for message, expected in message_list:
if message is not None:
client.send_request(message, self.client_callback)
if expected is not None:
received_message = self.queue.get()
if expected.type is not None:
self.assertEqual(received_message.type, expected.type)
if expected.mid is not None:
self.assertEqual(received_message.mid, expected.mid)
self.assertEqual(received_message.code, expected.code)
if expected.source is not None:
self.assertEqual(received_message.source, self.server_address)
if expected.token is not None:
self.assertEqual(received_message.token, expected.token)
if expected.payload is not None:
self.assertEqual(received_message.payload, expected.payload)
if expected.options:
self.assertEqual(len(received_message.options), len(expected.options))
for o in expected.options:
assert isinstance(o, Option)
option_value = getattr(expected, o.name.lower().replace("-", "_"))
option_value_rec = getattr(received_message, o.name.lower().replace("-", "_"))
self.assertEqual(option_value, option_value_rec)
client.stop()
def client_callback(self, response):
print("Callback")
self.queue.put(response)
def test_not_allowed(self):
print("TEST_NOT_ALLOWED")
path = "/void"
req = Request()
req.code = defines.Codes.GET.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.METHOD_NOT_ALLOWED.number
expected.token = None
exchange1 = (req, expected)
self.current_mid += 1
req = Request()
req.code = defines.Codes.POST.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.METHOD_NOT_ALLOWED.number
expected.token = None
exchange2 = (req, expected)
self.current_mid += 1
req = Request()
req.code = defines.Codes.PUT.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.METHOD_NOT_ALLOWED.number
expected.token = None
exchange3 = (req, expected)
self.current_mid += 1
req = Request()
req.code = defines.Codes.DELETE.number
req.uri_path = path
req.type = defines.Types["CON"]
req._mid = self.current_mid
req.destination = self.server_address
expected = Response()
expected.type = defines.Types["ACK"]
expected._mid = self.current_mid
expected.code = defines.Codes.METHOD_NOT_ALLOWED.number
expected.token = None
exchange4 = (req, expected)
self.current_mid += 1
self._test_with_client([exchange1, exchange2, exchange3, exchange4])
if __name__ == '__main__':
unittest.main()