synapse/tests/replication/tcp/streams/_base.py

75 lines
2.6 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2019 New Vector Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from synapse.replication.tcp.commands import ReplicateCommand
from synapse.replication.tcp.protocol import ClientReplicationStreamProtocol
from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory
from tests import unittest
from tests.server import FakeTransport
class BaseStreamTestCase(unittest.HomeserverTestCase):
"""Base class for tests of the replication streams"""
def prepare(self, reactor, clock, hs):
# build a replication server
server_factory = ReplicationStreamProtocolFactory(self.hs)
self.streamer = server_factory.streamer
server = server_factory.buildProtocol(None)
# build a replication client, with a dummy handler
self.test_handler = TestReplicationClientHandler()
self.client = ClientReplicationStreamProtocol(
"client", "test", clock, self.test_handler
)
# wire them together
self.client.makeConnection(FakeTransport(server, reactor))
server.makeConnection(FakeTransport(self.client, reactor))
def replicate(self):
"""Tell the master side of replication that something has happened, and then
wait for the replication to occur.
"""
self.streamer.on_notifier_poke()
self.pump(0.1)
def replicate_stream(self, stream, token="NOW"):
"""Make the client end a REPLICATE command to set up a subscription to a stream"""
self.client.send_command(ReplicateCommand(stream, token))
class TestReplicationClientHandler(object):
"""Drop-in for ReplicationClientHandler which just collects RDATA rows"""
def __init__(self):
self.received_rdata_rows = []
def get_streams_to_replicate(self):
return {}
def get_currently_syncing_users(self):
return []
def update_connection(self, connection):
pass
def finished_connecting(self):
pass
def on_rdata(self, stream_name, token, rows):
for r in rows:
self.received_rdata_rows.append((stream_name, token, r))