class _TestError:
def _main_loop(self):
return time.time() + 100, []
def _very_long_callback(self):
time.sleep(tc.TASK_INTERVAL*15)
return time.time() + 100, []
def _on_datagram_received(self, datagram):
return time.time() + 100, []
def _crashing_callback(self):
raise Exception, 'Crash testing'
def test_failed_join(self):
self.lock = threading.RLock()
self.reactor = ThreadedReactor(self._main_loop,
tc.CLIENT_PORT,
self._on_datagram_received,
task_interval=tc.TASK_INTERVAL)
self.reactor.s = _SocketMock(tc.TASK_INTERVAL)
# self.reactor.start()
self.reactor.call_asap(self._very_long_callback)
time.sleep(tc.TASK_INTERVAL*2)
assert_raises(Exception, self.reactor.stop)
class TestSend:
def _main_loop(self):
return time.time() + 100, [DATAGRAM1]
def _callback(self, value):
with self.lock:
self.callback_values.append(value)
return time.time() + 100, [DATAGRAM2]
def _on_datagram_received(self, datagram):
with self.lock:
self.datagrams_received.append(datagram)
return time.time() + 100, [DATAGRAM3]
def _crashing_callback(self):
raise Exception, "Crash testing"
def setup(self):
self.main_loop_call_counter = 0
self.callback_values = []
self.datagrams_received = []
self.lock = threading.RLock()
self.reactor = ThreadedReactor(
self._main_loop, tc.CLIENT_PORT, self._on_datagram_received, task_interval=tc.TASK_INTERVAL
)
self.reactor.s = _SocketMock()
self.s = self.reactor.s
self.reactor.start()
def test_main_loop_send_data(self):
time.sleep(tc.TASK_INTERVAL)
eq_(self.s.get_datagrams_sent(), [DATAGRAM1])
return
def test_call_asap_send_data(self):
time.sleep(tc.TASK_INTERVAL)
eq_(self.s.get_datagrams_sent(), [DATAGRAM1])
self.reactor.call_asap(self._callback, 1)
time.sleep(tc.TASK_INTERVAL * 2)
eq_(self.s.get_datagrams_sent(), [DATAGRAM1, DATAGRAM2])
def test_on_datagram_received_send_data(self):
time.sleep(tc.TASK_INTERVAL)
eq_(self.s.get_datagrams_sent(), [DATAGRAM1])
self.s.put_datagram_received(Datagram(DATA1, tc.SERVER_ADDR))
time.sleep(tc.TASK_INTERVAL / 2)
eq_(self.s.get_datagrams_sent(), [DATAGRAM1, DATAGRAM3])
def teardown(self):
self.reactor.stop()
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
class TestMinitwisted:
def _main_loop(self):
with self.lock:
self.main_loop_call_counter += 1
return time.time() + tc.TASK_INTERVAL * 10, []
def _main_loop_return_datagrams(self):
return time.time() + tc.TASK_INTERVAL * 10, [DATAGRAM1]
def _callback(self, value):
with self.lock:
self.callback_values.append(value)
return time.time() + 100, []
def _very_long_callback(self, value):
time.sleep(tc.TASK_INTERVAL * 11)
def _on_datagram_received(self, datagram):
print "on_datagram", datagram, datagram.data, datagram.addr
with self.lock:
self.datagrams_received.append(datagram)
return time.time() + 100, []
def _crashing_callback(self):
raise Exception, "Crash testing"
def setup(self):
self.main_loop_call_counter = 0
self.callback_values = []
self.datagrams_received = []
self.lock = threading.RLock()
self.reactor = ThreadedReactor(
self._main_loop, tc.CLIENT_PORT, self._on_datagram_received, task_interval=tc.TASK_INTERVAL
)
self.reactor.s = _SocketMock()
self.s = self.reactor.s
self.reactor.start()
def test_call_main_loop(self):
time.sleep(tc.TASK_INTERVAL)
# main_loop is called right away
with self.lock:
# FIXME: this assert fails sometimes!!!!
eq_(self.main_loop_call_counter, 1)
time.sleep(0.1 + tc.TASK_INTERVAL)
with self.lock:
# FIXME: this crashes when recompiling
eq_(self.main_loop_call_counter, 2)
def test_call_asap(self):
with self.lock:
eq_(self.callback_values, [])
self.reactor.call_asap(self._callback, 0)
time.sleep(tc.TASK_INTERVAL * 2)
with self.lock:
eq_(self.callback_values, [0])
for i in xrange(1, 5):
self.reactor.call_asap(self._callback, i)
time.sleep(tc.TASK_INTERVAL * 3)
with self.lock:
eq_(self.callback_values, range(i + 1))
def test_minitwisted_crashed(self):
self.reactor.call_asap(self._crashing_callback)
time.sleep(tc.TASK_INTERVAL * 3)
# from now on, the minitwisted thread is dead
ok_(not self.reactor.running)
def test_on_datagram_received_callback(self):
# This is equivalent to sending a datagram to reactor
self.s.put_datagram_received(Datagram(DATA1, tc.SERVER_ADDR))
datagram = Datagram(DATA1, tc.SERVER_ADDR)
print "--------------", datagram, datagram.data, datagram.addr
time.sleep(tc.TASK_INTERVAL * 1)
with self.lock:
datagram = self.datagrams_received.pop(0)
print "popped>>>>>>>>>>>>>>>", datagram
eq_(datagram.data, DATA1)
eq_(datagram.addr, tc.SERVER_ADDR)
def test_block_flood(self):
from floodbarrier import MAX_PACKETS_PER_PERIOD as FLOOD_LIMIT
for _ in xrange(FLOOD_LIMIT):
self.s.put_datagram_received(Datagram(DATA1, tc.SERVER_ADDR))
time.sleep(tc.TASK_INTERVAL * 5)
with self.lock:
eq_(len(self.datagrams_received), FLOOD_LIMIT)
for _ in xrange(10):
self.s.put_datagram_received(Datagram(DATA1, tc.SERVER_ADDR))
time.sleep(tc.TASK_INTERVAL * 3)
with self.lock:
eq_(len(self.datagrams_received), FLOOD_LIMIT)
logger.warning("TESTING LOGS ** IGNORE EXPECTED WARNING **")
def _test_network_and_delayed(self):
# TODO
self.client_r.call_later(0.2, self.callback_f, 0)
self.client_r.call_asap(self.callback_f, 1)
task2 = self.client_r.call_later(0.2, self.callback_f, 2)
with self.lock:
eq_(self.callback_order, [])
time.sleep(0.1)
with self.lock:
logger.debug("callback_order: %s" % self.callback_order)
assert self.callback_order == [1]
self.callback_order = []
assert not self.datagrams_received
self.server_r.sendto(DATA, tc.CLIENT_PORT)
time.sleep(0.02) # wait for network interruption
with self.lock:
logger.debug("callback_order: %s" % self.callback_order)
assert self.callback_order == []
logger.debug("callback_order: %s" % self.callback_order)
datagram = self.datagrams_received.pop(0)
eq_(datagram.data, DATA)
eq_(datagram.addr, tc.SERVER_ADDR)
task2.cancel() # inside critical region??
time.sleep(0.1) # wait for task 0 (task 2 should be cancelled)
with self.lock:
assert self.callback_order == [0]
assert not self.datagrams_received
def teardown(self):
self.reactor.stop()
