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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.
import logging
from twisted.internet import defer
from synapse.api.constants import EventTypes, Membership
from synapse.types import RoomID, UserID
import tests.unittest
import tests.utils
logger = logging.getLogger(__name__)
class StateStoreTestCase(tests.unittest.TestCase):
def __init__(self, *args, **kwargs):
super(StateStoreTestCase, self).__init__(*args, **kwargs)
self.store = None # type: synapse.storage.DataStore
@defer.inlineCallbacks
def setUp(self):
hs = yield tests.utils.setup_test_homeserver()
self.store = hs.get_datastore()
self.event_builder_factory = hs.get_event_builder_factory()
self.event_creation_handler = hs.get_event_creation_handler()
self.u_alice = UserID.from_string("@alice:test")
self.u_bob = UserID.from_string("@bob:test")
self.room = RoomID.from_string("!abc123:test")
yield self.store.store_room(
self.room.to_string(),
room_creator_user_id="@creator:text",
is_public=True
)
@defer.inlineCallbacks
def inject_state_event(self, room, sender, typ, state_key, content):
builder = self.event_builder_factory.new({
"type": typ,
"sender": sender.to_string(),
"state_key": state_key,
"room_id": room.to_string(),
"content": content,
})
event, context = yield self.event_creation_handler.create_new_client_event(
builder
)
yield self.store.persist_event(event, context)
defer.returnValue(event)
def assertStateMapEqual(self, s1, s2):
for t in s1:
# just compare event IDs for simplicity
self.assertEqual(s1[t].event_id, s2[t].event_id)
self.assertEqual(len(s1), len(s2))
@defer.inlineCallbacks
def test_get_state_for_event(self):
# this defaults to a linear DAG as each new injection defaults to whatever
# forward extremities are currently in the DB for this room.
e1 = yield self.inject_state_event(
self.room, self.u_alice, EventTypes.Create, '', {},
)
e2 = yield self.inject_state_event(
self.room, self.u_alice, EventTypes.Name, '', {
"name": "test room"
},
)
e3 = yield self.inject_state_event(
self.room, self.u_alice, EventTypes.Member, self.u_alice.to_string(), {
"membership": Membership.JOIN
},
)
e4 = yield self.inject_state_event(
self.room, self.u_bob, EventTypes.Member, self.u_bob.to_string(), {
"membership": Membership.JOIN
},
)
e5 = yield self.inject_state_event(
self.room, self.u_bob, EventTypes.Member, self.u_bob.to_string(), {
"membership": Membership.LEAVE
},
)
# check we get the full state as of the final event
state = yield self.store.get_state_for_event(
e5.event_id, None, filtered_types=None
)
self.assertIsNotNone(e4)
self.assertStateMapEqual({
(e1.type, e1.state_key): e1,
(e2.type, e2.state_key): e2,
(e3.type, e3.state_key): e3,
# e4 is overwritten by e5
(e5.type, e5.state_key): e5,
}, state)
# check we can filter to the m.room.name event (with a '' state key)
state = yield self.store.get_state_for_event(
e5.event_id, [(EventTypes.Name, '')], filtered_types=None
)
self.assertStateMapEqual({
(e2.type, e2.state_key): e2,
}, state)
# check we can filter to the m.room.name event (with a wildcard None state key)
state = yield self.store.get_state_for_event(
e5.event_id, [(EventTypes.Name, None)], filtered_types=None
)
self.assertStateMapEqual({
(e2.type, e2.state_key): e2,
}, state)
# check we can grab the m.room.member events (with a wildcard None state key)
state = yield self.store.get_state_for_event(
e5.event_id, [(EventTypes.Member, None)], filtered_types=None
)
self.assertStateMapEqual({
(e3.type, e3.state_key): e3,
(e5.type, e5.state_key): e5,
}, state)
# check we can use filter_types to grab a specific room member
# without filtering out the other event types
state = yield self.store.get_state_for_event(
e5.event_id, [(EventTypes.Member, self.u_alice.to_string())],
filtered_types=[EventTypes.Member],
)
self.assertStateMapEqual({
(e1.type, e1.state_key): e1,
(e2.type, e2.state_key): e2,
(e3.type, e3.state_key): e3,
}, state)
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