mirror of
https://mau.dev/maunium/synapse.git
synced 2024-12-17 06:23:53 +01:00
639480e14a
In most cases, we limit the number of prev_events for a given event to 10 events. This fixes a particular code path which created events with huge numbers of prev_events.
68 lines
2.3 KiB
Python
68 lines
2.3 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2018 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 twisted.internet import defer
|
|
|
|
import tests.unittest
|
|
import tests.utils
|
|
|
|
|
|
class EventFederationWorkerStoreTestCase(tests.unittest.TestCase):
|
|
@defer.inlineCallbacks
|
|
def setUp(self):
|
|
hs = yield tests.utils.setup_test_homeserver()
|
|
self.store = hs.get_datastore()
|
|
|
|
@defer.inlineCallbacks
|
|
def test_get_prev_events_for_room(self):
|
|
room_id = '@ROOM:local'
|
|
|
|
# add a bunch of events and hashes to act as forward extremities
|
|
def insert_event(txn, i):
|
|
event_id = '$event_%i:local' % i
|
|
|
|
txn.execute((
|
|
"INSERT INTO events ("
|
|
" room_id, event_id, type, depth, topological_ordering,"
|
|
" content, processed, outlier) "
|
|
"VALUES (?, ?, 'm.test', ?, ?, 'test', ?, ?)"
|
|
), (room_id, event_id, i, i, True, False))
|
|
|
|
txn.execute((
|
|
'INSERT INTO event_forward_extremities (room_id, event_id) '
|
|
'VALUES (?, ?)'
|
|
), (room_id, event_id))
|
|
|
|
txn.execute((
|
|
'INSERT INTO event_reference_hashes '
|
|
'(event_id, algorithm, hash) '
|
|
"VALUES (?, 'sha256', ?)"
|
|
), (event_id, 'ffff'))
|
|
|
|
for i in range(0, 11):
|
|
yield self.store.runInteraction("insert", insert_event, i)
|
|
|
|
# this should get the last five and five others
|
|
r = yield self.store.get_prev_events_for_room(room_id)
|
|
self.assertEqual(10, len(r))
|
|
for i in range(0, 5):
|
|
el = r[i]
|
|
depth = el[2]
|
|
self.assertEqual(10 - i, depth)
|
|
|
|
for i in range(5, 5):
|
|
el = r[i]
|
|
depth = el[2]
|
|
self.assertLessEqual(5, depth)
|