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# -*- 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.addCleanup)
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, stream_ordering) "
"VALUES (?, ?, 'm.test', ?, ?, 'test', ?, ?, ?)"
),
(room_id, event_id, i, i, True, False, i),
)
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, b'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)
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