class TestSocketError:
def _main_loop(self):
return time.time() + tc.TASK_INTERVAL*10000, [DATAGRAM1]
def _on_datagram_received(self):
return
def setup(self):
self.main_loop_call_counter = 0
self.callback_values = []
self.datagrams_received = []
self.reactor = ThreadedReactor(self._main_loop,
tc.CLIENT_PORT,
self._on_datagram_received,
task_interval=tc.TASK_INTERVAL)
self.reactor.s = _SocketMock()
def test_socket_error(self):
self.reactor.s.raise_error_on_next_sendto()
self.reactor.run_one_step()
self.reactor.s.raise_error_on_next_recvfrom()
self.reactor.run_one_step()
def teardown(self):
return
class TestMinitwisted:
def _main_loop(self):
print 'main loop call'
self.main_loop_call_counter += 1
return time.time() + self.main_loop_delay, []
def _main_loop_return_datagrams(self):
return time.time() + self.main_loop_delay, [DATAGRAM1]
def _callback(self, value):
self.callback_values.append(value)
return []
def _very_long_callback(self, value):
time.sleep(tc.TASK_INTERVAL*11)
return []
def _on_datagram_received(self, datagram):
print 'on_datagram', datagram, datagram.data, datagram.addr
self.datagrams_received.append(datagram)
return time.time() + 100, []
def _crashing_callback(self):
raise CrashError, 'Crash testing'
def setup(self):
time.mock_mode()
self.main_loop_call_counter = 0
self.callback_values = []
self.datagrams_received = []
self.main_loop_delay = MAIN_LOOP_DELAY
self.reactor = ThreadedReactor(self._main_loop,
tc.CLIENT_PORT,
self._on_datagram_received,
task_interval=tc.TASK_INTERVAL)
self.reactor.s = _SocketMock()
#self.reactor.start() >> instead of usint start(), we use run_one_step()
def test_call_main_loop(self):
eq_(self.main_loop_call_counter, 0)
self.reactor.run_one_step()
# main_loop is called right away
eq_(self.main_loop_call_counter, 1)
self.reactor.run_one_step()
# no events
eq_(self.main_loop_call_counter, 1)
time.sleep(self.main_loop_delay)
self.reactor.run_one_step()
# main_loop is called again after
eq_(self.main_loop_call_counter, 2)
def test_call_asap(self):
eq_(self.callback_values, [])
self.reactor.call_asap(self._callback, 0)
eq_(self.callback_values, []) # stil nothing
self.reactor.run_one_step()
eq_(self.callback_values, [0]) #callback triggered
for i in xrange(1, 5):
self.reactor.call_asap(self._callback, i)
self.reactor.run_one_step()
eq_(self.callback_values, range(i + 1))
def test_minitwisted_crashed(self):
self.reactor.call_asap(self._crashing_callback)
assert_raises(CrashError, self.reactor.run_one_step)
def test_on_datagram_received_callback(self):
eq_(self.datagrams_received, [])
self.reactor.run_one_step()
eq_(self.datagrams_received, [])
datagram = Datagram(DATA1, tc.SERVER_ADDR)
# This is equivalent to sending a datagram to reactor
self.reactor.s.put_datagram_received(datagram)
self.reactor.run_one_step()
eq_(len(self.datagrams_received), 1)
eq_(self.datagrams_received[0], datagram)
def test_block_flood(self):
from floodbarrier import MAX_PACKETS_PER_PERIOD as FLOOD_LIMIT
for _ in xrange(FLOOD_LIMIT * 2):
self.reactor.s.put_datagram_received(Datagram(DATA1, tc.SERVER_ADDR))
for i in xrange(FLOOD_LIMIT):
eq_(len(self.datagrams_received), i)
self.reactor.run_one_step()
eq_(len(self.datagrams_received), FLOOD_LIMIT)
for i in xrange(FLOOD_LIMIT):
eq_(len(self.datagrams_received), FLOOD_LIMIT)
logger.warning(
"TESTING LOGS ** IGNORE EXPECTED WARNING **")
self.reactor.run_one_step()
eq_(len(self.datagrams_received), FLOOD_LIMIT)
def test_network_and_callback(self):
self.reactor.call_asap(self._callback, 1)
eq_(self.main_loop_call_counter, 0)
eq_(self.callback_values, [])
time.sleep(.1)
self.reactor.run_one_step()
# call_asap and main_loop triggered
eq_(self.callback_values, [1])
eq_(self.main_loop_call_counter, 1)
self.reactor.s.put_datagram_received(DATAGRAM1)
eq_(self.datagrams_received, [])
self.reactor.run_one_step()
eq_(self.datagrams_received, [DATAGRAM1])
self.reactor.call_asap(self._callback, 2)
self.reactor.s.put_datagram_received(DATAGRAM3)
self.reactor.run_one_step() # receive AND call_asap
eq_(self.datagrams_received, [DATAGRAM1, DATAGRAM3])
eq_(self.callback_values, [1, 2])
def teardown(self):
#self.reactor.stop() >> reactor is not really running
time.normal_mode()
class TestSend:
def _main_loop(self):
return time.time() + MAIN_LOOP_DELAY, [DATAGRAM1]
def _callback(self, value):
self.callback_values.append(value)
return [DATAGRAM2]
def _on_datagram_received(self, datagram):
self.datagrams_received.append(datagram)
return time.time() + MAIN_LOOP_DELAY, [DATAGRAM3]
def _crashing_callback(self):
raise CrashError, 'Crash testing'
def setup(self):
self.main_loop_call_counter = 0
self.callback_values = []
self.datagrams_received = []
self.reactor = ThreadedReactor(self._main_loop,
tc.CLIENT_PORT,
self._on_datagram_received,
task_interval=tc.TASK_INTERVAL)
self.reactor.s = _SocketMock()
def test_main_loop_send_data(self):
eq_(self.reactor.s.get_datagrams_sent(), [])
self.reactor.run_one_step()
# main_loop sends DATAGRAM1
eq_(self.reactor.s.get_datagrams_sent(), [DATAGRAM1])
def test_call_asap_send_data(self):
self.reactor.run_one_step()
eq_(self.reactor.s.get_datagrams_sent(), [DATAGRAM1])
self.reactor.call_asap(self._callback, 1)
self.reactor.run_one_step()
eq_(self.reactor.s.get_datagrams_sent(), [DATAGRAM1, DATAGRAM2])
def test_on_datagram_received_send_data(self):
self.reactor.run_one_step()
eq_(self.reactor.s.get_datagrams_sent(), [DATAGRAM1])
self.reactor.s.put_datagram_received(Datagram(DATA1, tc.SERVER_ADDR))
self.reactor.run_one_step()
eq_(self.reactor.s.get_datagrams_sent(), [DATAGRAM1, DATAGRAM3])
def test_capture(self):
self.reactor.start_capture()
ts1 = time.time()
time.sleep(tc.TASK_INTERVAL/2)
# out > DATAGRAM1 (main_loop)
self.reactor.run_one_step()
ts2 = time.time()
incoming_datagram = Datagram(DATA1, tc.SERVER_ADDR)
self.reactor.s.put_datagram_received(incoming_datagram)
time.sleep(tc.TASK_INTERVAL/2)
self.reactor.run_one_step()
# in < incoming_datagram (socket)
# out > DATAGRAM3 (on_datagram_received)
captured_msgs = self.reactor.stop_and_get_capture()
eq_(len(captured_msgs), 3)
for msg in captured_msgs:
print msg
assert ts1 < captured_msgs[0][0] < ts2
eq_(captured_msgs[0][1], tc.SERVER_ADDR)
eq_(captured_msgs[0][2], True) #outgoing
eq_(captured_msgs[0][3], DATA1)
assert captured_msgs[1][0] > ts2
eq_(captured_msgs[1][1], DATAGRAM1.addr)
eq_(captured_msgs[1][2], False) #incoming
eq_(captured_msgs[1][3], DATAGRAM1.data)
assert captured_msgs[2][0] > captured_msgs[1][0]
eq_(captured_msgs[2][1], DATAGRAM3.addr)
eq_(captured_msgs[2][2], True) #outgoing
eq_(captured_msgs[2][3], DATAGRAM3.data)
def teardown(self):
return
