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![Patrick Cloke](/assets/img/avatar_default.png)
Fix some harmless errors from background processes (mostly due to awaiting Mock objects) that occurred in the Synapse logs during unit tests.
337 lines
14 KiB
Python
337 lines
14 KiB
Python
# Copyright 2015, 2016 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from unittest.mock import Mock
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from twisted.internet import defer
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from synapse.appservice import ApplicationServiceState
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from synapse.appservice.scheduler import (
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_Recoverer,
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_ServiceQueuer,
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_TransactionController,
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)
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from synapse.logging.context import make_deferred_yieldable
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from tests import unittest
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from tests.test_utils import simple_async_mock
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from ..utils import MockClock
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class ApplicationServiceSchedulerTransactionCtrlTestCase(unittest.TestCase):
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def setUp(self):
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self.clock = MockClock()
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self.store = Mock()
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self.as_api = Mock()
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self.recoverer = Mock()
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self.recoverer_fn = Mock(return_value=self.recoverer)
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self.txnctrl = _TransactionController(
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clock=self.clock, store=self.store, as_api=self.as_api
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)
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self.txnctrl.RECOVERER_CLASS = self.recoverer_fn
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def test_single_service_up_txn_sent(self):
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# Test: The AS is up and the txn is successfully sent.
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service = Mock()
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events = [Mock(), Mock()]
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txn_id = "foobar"
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txn = Mock(id=txn_id, service=service, events=events)
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# mock methods
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self.store.get_appservice_state = simple_async_mock(ApplicationServiceState.UP)
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txn.send = simple_async_mock(True)
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txn.complete = simple_async_mock(True)
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self.store.create_appservice_txn = simple_async_mock(txn)
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# actual call
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self.successResultOf(defer.ensureDeferred(self.txnctrl.send(service, events)))
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self.store.create_appservice_txn.assert_called_once_with(
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service=service, events=events, ephemeral=[] # txn made and saved
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)
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self.assertEquals(0, len(self.txnctrl.recoverers)) # no recoverer made
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txn.complete.assert_called_once_with(self.store) # txn completed
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def test_single_service_down(self):
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# Test: The AS is down so it shouldn't push; Recoverers will do it.
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# It should still make a transaction though.
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service = Mock()
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events = [Mock(), Mock()]
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txn = Mock(id="idhere", service=service, events=events)
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self.store.get_appservice_state = simple_async_mock(
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ApplicationServiceState.DOWN
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)
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self.store.create_appservice_txn = simple_async_mock(txn)
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# actual call
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self.successResultOf(defer.ensureDeferred(self.txnctrl.send(service, events)))
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self.store.create_appservice_txn.assert_called_once_with(
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service=service, events=events, ephemeral=[] # txn made and saved
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)
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self.assertEquals(0, txn.send.call_count) # txn not sent though
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self.assertEquals(0, txn.complete.call_count) # or completed
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def test_single_service_up_txn_not_sent(self):
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# Test: The AS is up and the txn is not sent. A Recoverer is made and
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# started.
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service = Mock()
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events = [Mock(), Mock()]
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txn_id = "foobar"
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txn = Mock(id=txn_id, service=service, events=events)
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# mock methods
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self.store.get_appservice_state = simple_async_mock(ApplicationServiceState.UP)
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self.store.set_appservice_state = simple_async_mock(True)
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txn.send = simple_async_mock(False) # fails to send
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self.store.create_appservice_txn = simple_async_mock(txn)
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# actual call
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self.successResultOf(defer.ensureDeferred(self.txnctrl.send(service, events)))
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self.store.create_appservice_txn.assert_called_once_with(
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service=service, events=events, ephemeral=[]
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)
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self.assertEquals(1, self.recoverer_fn.call_count) # recoverer made
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self.assertEquals(1, self.recoverer.recover.call_count) # and invoked
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self.assertEquals(1, len(self.txnctrl.recoverers)) # and stored
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self.assertEquals(0, txn.complete.call_count) # txn not completed
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self.store.set_appservice_state.assert_called_once_with(
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service, ApplicationServiceState.DOWN # service marked as down
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)
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class ApplicationServiceSchedulerRecovererTestCase(unittest.TestCase):
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def setUp(self):
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self.clock = MockClock()
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self.as_api = Mock()
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self.store = Mock()
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self.service = Mock()
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self.callback = simple_async_mock()
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self.recoverer = _Recoverer(
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clock=self.clock,
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as_api=self.as_api,
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store=self.store,
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service=self.service,
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callback=self.callback,
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)
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def test_recover_single_txn(self):
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txn = Mock()
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# return one txn to send, then no more old txns
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txns = [txn, None]
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def take_txn(*args, **kwargs):
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return defer.succeed(txns.pop(0))
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self.store.get_oldest_unsent_txn = Mock(side_effect=take_txn)
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self.recoverer.recover()
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# shouldn't have called anything prior to waiting for exp backoff
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self.assertEquals(0, self.store.get_oldest_unsent_txn.call_count)
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txn.send = simple_async_mock(True)
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txn.complete = simple_async_mock(None)
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# wait for exp backoff
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self.clock.advance_time(2)
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self.assertEquals(1, txn.send.call_count)
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self.assertEquals(1, txn.complete.call_count)
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# 2 because it needs to get None to know there are no more txns
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self.assertEquals(2, self.store.get_oldest_unsent_txn.call_count)
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self.callback.assert_called_once_with(self.recoverer)
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self.assertEquals(self.recoverer.service, self.service)
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def test_recover_retry_txn(self):
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txn = Mock()
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txns = [txn, None]
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pop_txn = False
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def take_txn(*args, **kwargs):
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if pop_txn:
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return defer.succeed(txns.pop(0))
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else:
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return defer.succeed(txn)
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self.store.get_oldest_unsent_txn = Mock(side_effect=take_txn)
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self.recoverer.recover()
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self.assertEquals(0, self.store.get_oldest_unsent_txn.call_count)
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txn.send = simple_async_mock(False)
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txn.complete = simple_async_mock(None)
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self.clock.advance_time(2)
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self.assertEquals(1, txn.send.call_count)
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self.assertEquals(0, txn.complete.call_count)
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self.assertEquals(0, self.callback.call_count)
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self.clock.advance_time(4)
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self.assertEquals(2, txn.send.call_count)
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self.assertEquals(0, txn.complete.call_count)
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self.assertEquals(0, self.callback.call_count)
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self.clock.advance_time(8)
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self.assertEquals(3, txn.send.call_count)
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self.assertEquals(0, txn.complete.call_count)
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self.assertEquals(0, self.callback.call_count)
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txn.send = simple_async_mock(True) # successfully send the txn
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pop_txn = True # returns the txn the first time, then no more.
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self.clock.advance_time(16)
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self.assertEquals(1, txn.send.call_count) # new mock reset call count
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self.assertEquals(1, txn.complete.call_count)
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self.callback.assert_called_once_with(self.recoverer)
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class ApplicationServiceSchedulerQueuerTestCase(unittest.TestCase):
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def setUp(self):
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self.txn_ctrl = Mock()
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self.txn_ctrl.send = simple_async_mock()
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self.queuer = _ServiceQueuer(self.txn_ctrl, MockClock())
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def test_send_single_event_no_queue(self):
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# Expect the event to be sent immediately.
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service = Mock(id=4)
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event = Mock()
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self.queuer.enqueue_event(service, event)
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self.txn_ctrl.send.assert_called_once_with(service, [event], [])
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def test_send_single_event_with_queue(self):
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d = defer.Deferred()
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self.txn_ctrl.send = Mock(
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side_effect=lambda x, y, z: make_deferred_yieldable(d)
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)
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service = Mock(id=4)
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event = Mock(event_id="first")
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event2 = Mock(event_id="second")
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event3 = Mock(event_id="third")
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# Send an event and don't resolve it just yet.
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self.queuer.enqueue_event(service, event)
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# Send more events: expect send() to NOT be called multiple times.
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self.queuer.enqueue_event(service, event2)
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self.queuer.enqueue_event(service, event3)
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self.txn_ctrl.send.assert_called_with(service, [event], [])
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self.assertEquals(1, self.txn_ctrl.send.call_count)
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# Resolve the send event: expect the queued events to be sent
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d.callback(service)
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self.txn_ctrl.send.assert_called_with(service, [event2, event3], [])
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self.assertEquals(2, self.txn_ctrl.send.call_count)
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def test_multiple_service_queues(self):
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# Tests that each service has its own queue, and that they don't block
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# on each other.
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srv1 = Mock(id=4)
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srv_1_defer = defer.Deferred()
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srv_1_event = Mock(event_id="srv1a")
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srv_1_event2 = Mock(event_id="srv1b")
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srv2 = Mock(id=6)
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srv_2_defer = defer.Deferred()
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srv_2_event = Mock(event_id="srv2a")
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srv_2_event2 = Mock(event_id="srv2b")
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send_return_list = [srv_1_defer, srv_2_defer]
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def do_send(x, y, z):
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return make_deferred_yieldable(send_return_list.pop(0))
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self.txn_ctrl.send = Mock(side_effect=do_send)
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# send events for different ASes and make sure they are sent
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self.queuer.enqueue_event(srv1, srv_1_event)
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self.queuer.enqueue_event(srv1, srv_1_event2)
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self.txn_ctrl.send.assert_called_with(srv1, [srv_1_event], [])
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self.queuer.enqueue_event(srv2, srv_2_event)
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self.queuer.enqueue_event(srv2, srv_2_event2)
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self.txn_ctrl.send.assert_called_with(srv2, [srv_2_event], [])
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# make sure callbacks for a service only send queued events for THAT
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# service
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srv_2_defer.callback(srv2)
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self.txn_ctrl.send.assert_called_with(srv2, [srv_2_event2], [])
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self.assertEquals(3, self.txn_ctrl.send.call_count)
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def test_send_large_txns(self):
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srv_1_defer = defer.Deferred()
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srv_2_defer = defer.Deferred()
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send_return_list = [srv_1_defer, srv_2_defer]
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def do_send(x, y, z):
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return make_deferred_yieldable(send_return_list.pop(0))
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self.txn_ctrl.send = Mock(side_effect=do_send)
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service = Mock(id=4, name="service")
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event_list = [Mock(name="event%i" % (i + 1)) for i in range(200)]
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for event in event_list:
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self.queuer.enqueue_event(service, event)
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# Expect the first event to be sent immediately.
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self.txn_ctrl.send.assert_called_with(service, [event_list[0]], [])
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srv_1_defer.callback(service)
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# Then send the next 100 events
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self.txn_ctrl.send.assert_called_with(service, event_list[1:101], [])
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srv_2_defer.callback(service)
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# Then the final 99 events
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self.txn_ctrl.send.assert_called_with(service, event_list[101:], [])
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self.assertEquals(3, self.txn_ctrl.send.call_count)
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def test_send_single_ephemeral_no_queue(self):
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# Expect the event to be sent immediately.
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service = Mock(id=4, name="service")
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event_list = [Mock(name="event")]
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self.queuer.enqueue_ephemeral(service, event_list)
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self.txn_ctrl.send.assert_called_once_with(service, [], event_list)
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def test_send_multiple_ephemeral_no_queue(self):
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# Expect the event to be sent immediately.
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service = Mock(id=4, name="service")
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event_list = [Mock(name="event1"), Mock(name="event2"), Mock(name="event3")]
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self.queuer.enqueue_ephemeral(service, event_list)
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self.txn_ctrl.send.assert_called_once_with(service, [], event_list)
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def test_send_single_ephemeral_with_queue(self):
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d = defer.Deferred()
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self.txn_ctrl.send = Mock(
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side_effect=lambda x, y, z: make_deferred_yieldable(d)
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)
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service = Mock(id=4)
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event_list_1 = [Mock(event_id="event1"), Mock(event_id="event2")]
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event_list_2 = [Mock(event_id="event3"), Mock(event_id="event4")]
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event_list_3 = [Mock(event_id="event5"), Mock(event_id="event6")]
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# Send an event and don't resolve it just yet.
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self.queuer.enqueue_ephemeral(service, event_list_1)
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# Send more events: expect send() to NOT be called multiple times.
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self.queuer.enqueue_ephemeral(service, event_list_2)
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self.queuer.enqueue_ephemeral(service, event_list_3)
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self.txn_ctrl.send.assert_called_with(service, [], event_list_1)
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self.assertEquals(1, self.txn_ctrl.send.call_count)
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# Resolve txn_ctrl.send
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d.callback(service)
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# Expect the queued events to be sent
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self.txn_ctrl.send.assert_called_with(service, [], event_list_2 + event_list_3)
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self.assertEquals(2, self.txn_ctrl.send.call_count)
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def test_send_large_txns_ephemeral(self):
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d = defer.Deferred()
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self.txn_ctrl.send = Mock(
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side_effect=lambda x, y, z: make_deferred_yieldable(d)
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)
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# Expect the event to be sent immediately.
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service = Mock(id=4, name="service")
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first_chunk = [Mock(name="event%i" % (i + 1)) for i in range(100)]
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second_chunk = [Mock(name="event%i" % (i + 101)) for i in range(50)]
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event_list = first_chunk + second_chunk
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self.queuer.enqueue_ephemeral(service, event_list)
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self.txn_ctrl.send.assert_called_once_with(service, [], first_chunk)
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d.callback(service)
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self.txn_ctrl.send.assert_called_with(service, [], second_chunk)
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self.assertEquals(2, self.txn_ctrl.send.call_count)
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