492 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			492 lines
		
	
	
		
			16 KiB
		
	
	
	
		
			Python
		
	
	
# -*- coding: utf-8 -*-
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# Copyright 2018 New Vector 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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import logging
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from twisted.internet import defer
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from synapse.api.constants import EventTypes, Membership, RoomVersions
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from synapse.storage.state import StateFilter
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from synapse.types import RoomID, UserID
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import tests.unittest
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import tests.utils
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logger = logging.getLogger(__name__)
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class StateStoreTestCase(tests.unittest.TestCase):
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    @defer.inlineCallbacks
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    def setUp(self):
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        hs = yield tests.utils.setup_test_homeserver(self.addCleanup)
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        self.store = hs.get_datastore()
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        self.event_builder_factory = hs.get_event_builder_factory()
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        self.event_creation_handler = hs.get_event_creation_handler()
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        self.u_alice = UserID.from_string("@alice:test")
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        self.u_bob = UserID.from_string("@bob:test")
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        self.room = RoomID.from_string("!abc123:test")
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        yield self.store.store_room(
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            self.room.to_string(), room_creator_user_id="@creator:text", is_public=True
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        )
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    @defer.inlineCallbacks
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    def inject_state_event(self, room, sender, typ, state_key, content):
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        builder = self.event_builder_factory.new(
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            RoomVersions.V1,
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            {
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                "type": typ,
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                "sender": sender.to_string(),
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                "state_key": state_key,
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                "room_id": room.to_string(),
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                "content": content,
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            }
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        )
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        event, context = yield self.event_creation_handler.create_new_client_event(
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            builder
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        )
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        yield self.store.persist_event(event, context)
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        defer.returnValue(event)
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    def assertStateMapEqual(self, s1, s2):
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        for t in s1:
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            # just compare event IDs for simplicity
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            self.assertEqual(s1[t].event_id, s2[t].event_id)
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        self.assertEqual(len(s1), len(s2))
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    @defer.inlineCallbacks
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    def test_get_state_groups_ids(self):
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        e1 = yield self.inject_state_event(
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            self.room, self.u_alice, EventTypes.Create, '', {}
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        )
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        e2 = yield self.inject_state_event(
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            self.room, self.u_alice, EventTypes.Name, '', {"name": "test room"}
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        )
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        state_group_map = yield self.store.get_state_groups_ids(self.room, [e2.event_id])
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        self.assertEqual(len(state_group_map), 1)
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        state_map = list(state_group_map.values())[0]
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        self.assertDictEqual(
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            state_map,
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            {
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                (EventTypes.Create, ''): e1.event_id,
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                (EventTypes.Name, ''): e2.event_id,
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            },
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        )
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    @defer.inlineCallbacks
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    def test_get_state_groups(self):
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        e1 = yield self.inject_state_event(
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            self.room, self.u_alice, EventTypes.Create, '', {}
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        )
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        e2 = yield self.inject_state_event(
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            self.room, self.u_alice, EventTypes.Name, '', {"name": "test room"}
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        )
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        state_group_map = yield self.store.get_state_groups(
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            self.room, [e2.event_id])
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        self.assertEqual(len(state_group_map), 1)
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        state_list = list(state_group_map.values())[0]
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        self.assertEqual(
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            {ev.event_id for ev in state_list},
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            {e1.event_id, e2.event_id},
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        )
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    @defer.inlineCallbacks
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    def test_get_state_for_event(self):
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        # this defaults to a linear DAG as each new injection defaults to whatever
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        # forward extremities are currently in the DB for this room.
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        e1 = yield self.inject_state_event(
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            self.room, self.u_alice, EventTypes.Create, '', {}
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        )
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        e2 = yield self.inject_state_event(
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            self.room, self.u_alice, EventTypes.Name, '', {"name": "test room"}
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        )
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        e3 = yield self.inject_state_event(
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            self.room,
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            self.u_alice,
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            EventTypes.Member,
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            self.u_alice.to_string(),
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            {"membership": Membership.JOIN},
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        )
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        e4 = yield self.inject_state_event(
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            self.room,
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            self.u_bob,
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            EventTypes.Member,
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            self.u_bob.to_string(),
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            {"membership": Membership.JOIN},
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        )
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        e5 = yield self.inject_state_event(
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            self.room,
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            self.u_bob,
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            EventTypes.Member,
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            self.u_bob.to_string(),
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            {"membership": Membership.LEAVE},
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        )
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        # check we get the full state as of the final event
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        state = yield self.store.get_state_for_event(
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            e5.event_id,
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        )
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        self.assertIsNotNone(e4)
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        self.assertStateMapEqual(
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            {
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                (e1.type, e1.state_key): e1,
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                (e2.type, e2.state_key): e2,
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                (e3.type, e3.state_key): e3,
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                # e4 is overwritten by e5
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                (e5.type, e5.state_key): e5,
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            },
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            state,
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        )
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        # check we can filter to the m.room.name event (with a '' state key)
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        state = yield self.store.get_state_for_event(
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            e5.event_id, StateFilter.from_types([(EventTypes.Name, '')])
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        )
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        self.assertStateMapEqual({(e2.type, e2.state_key): e2}, state)
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        # check we can filter to the m.room.name event (with a wildcard None state key)
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        state = yield self.store.get_state_for_event(
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            e5.event_id, StateFilter.from_types([(EventTypes.Name, None)])
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        )
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        self.assertStateMapEqual({(e2.type, e2.state_key): e2}, state)
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        # check we can grab the m.room.member events (with a wildcard None state key)
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        state = yield self.store.get_state_for_event(
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            e5.event_id, StateFilter.from_types([(EventTypes.Member, None)])
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        )
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        self.assertStateMapEqual(
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            {(e3.type, e3.state_key): e3, (e5.type, e5.state_key): e5}, state
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        )
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        # check we can grab a specific room member without filtering out the
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        # other event types
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        state = yield self.store.get_state_for_event(
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            e5.event_id,
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            state_filter=StateFilter(
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                types={EventTypes.Member: {self.u_alice.to_string()}},
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                include_others=True,
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            )
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        )
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        self.assertStateMapEqual(
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            {
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                (e1.type, e1.state_key): e1,
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                (e2.type, e2.state_key): e2,
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                (e3.type, e3.state_key): e3,
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            },
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            state,
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        )
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        # check that we can grab everything except members
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        state = yield self.store.get_state_for_event(
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            e5.event_id, state_filter=StateFilter(
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                types={EventTypes.Member: set()},
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                include_others=True,
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            ),
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        )
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        self.assertStateMapEqual(
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            {(e1.type, e1.state_key): e1, (e2.type, e2.state_key): e2}, state
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        )
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        #######################################################
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        # _get_state_for_group_using_cache tests against a full cache
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        #######################################################
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        room_id = self.room.to_string()
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        group_ids = yield self.store.get_state_groups_ids(room_id, [e5.event_id])
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        group = list(group_ids.keys())[0]
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        # test _get_state_for_group_using_cache correctly filters out members
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        # with types=[]
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_cache, group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: set()},
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                include_others=True,
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            ),
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        )
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        self.assertEqual(is_all, True)
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        self.assertDictEqual(
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            {
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                (e1.type, e1.state_key): e1.event_id,
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                (e2.type, e2.state_key): e2.event_id,
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            },
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            state_dict,
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        )
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_members_cache,
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            group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: set()},
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                include_others=True,
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            ),
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        )
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        self.assertEqual(is_all, True)
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        self.assertDictEqual({}, state_dict)
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        # test _get_state_for_group_using_cache correctly filters in members
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        # with wildcard types
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_cache,
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            group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: None},
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                include_others=True,
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            ),
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        )
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        self.assertEqual(is_all, True)
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        self.assertDictEqual(
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            {
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                (e1.type, e1.state_key): e1.event_id,
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                (e2.type, e2.state_key): e2.event_id,
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            },
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            state_dict,
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        )
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_members_cache,
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            group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: None},
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                include_others=True,
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            ),
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        )
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        self.assertEqual(is_all, True)
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        self.assertDictEqual(
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            {
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                (e3.type, e3.state_key): e3.event_id,
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                # e4 is overwritten by e5
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                (e5.type, e5.state_key): e5.event_id,
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            },
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            state_dict,
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        )
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        # test _get_state_for_group_using_cache correctly filters in members
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        # with specific types
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_cache,
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            group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: {e5.state_key}},
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                include_others=True,
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            ),
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        )
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        self.assertEqual(is_all, True)
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        self.assertDictEqual(
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            {
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                (e1.type, e1.state_key): e1.event_id,
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                (e2.type, e2.state_key): e2.event_id,
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            },
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            state_dict,
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        )
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_members_cache,
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            group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: {e5.state_key}},
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                include_others=True,
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            ),
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        )
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        self.assertEqual(is_all, True)
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        self.assertDictEqual({(e5.type, e5.state_key): e5.event_id}, state_dict)
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        # test _get_state_for_group_using_cache correctly filters in members
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        # with specific types
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_members_cache,
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            group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: {e5.state_key}},
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                include_others=False,
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            ),
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        )
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        self.assertEqual(is_all, True)
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        self.assertDictEqual({(e5.type, e5.state_key): e5.event_id}, state_dict)
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        #######################################################
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        # deliberately remove e2 (room name) from the _state_group_cache
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        (is_all, known_absent, state_dict_ids) = self.store._state_group_cache.get(
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            group
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        )
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        self.assertEqual(is_all, True)
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        self.assertEqual(known_absent, set())
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        self.assertDictEqual(
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            state_dict_ids,
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            {
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                (e1.type, e1.state_key): e1.event_id,
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                (e2.type, e2.state_key): e2.event_id,
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            },
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        )
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        state_dict_ids.pop((e2.type, e2.state_key))
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        self.store._state_group_cache.invalidate(group)
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        self.store._state_group_cache.update(
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            sequence=self.store._state_group_cache.sequence,
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            key=group,
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            value=state_dict_ids,
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            # list fetched keys so it knows it's partial
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            fetched_keys=((e1.type, e1.state_key),),
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        )
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        (is_all, known_absent, state_dict_ids) = self.store._state_group_cache.get(
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            group
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        )
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        self.assertEqual(is_all, False)
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        self.assertEqual(known_absent, set([(e1.type, e1.state_key)]))
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        self.assertDictEqual(state_dict_ids, {(e1.type, e1.state_key): e1.event_id})
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        ############################################
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        # test that things work with a partial cache
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        # test _get_state_for_group_using_cache correctly filters out members
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        # with types=[]
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        room_id = self.room.to_string()
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_cache, group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: set()},
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                include_others=True,
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            ),
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        )
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        self.assertEqual(is_all, False)
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        self.assertDictEqual({(e1.type, e1.state_key): e1.event_id}, state_dict)
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        room_id = self.room.to_string()
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_members_cache,
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            group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: set()},
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                include_others=True,
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            ),
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        )
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        self.assertEqual(is_all, True)
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        self.assertDictEqual({}, state_dict)
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        # test _get_state_for_group_using_cache correctly filters in members
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        # wildcard types
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_cache,
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            group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: None},
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                include_others=True,
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            ),
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        )
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        self.assertEqual(is_all, False)
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        self.assertDictEqual({(e1.type, e1.state_key): e1.event_id}, state_dict)
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        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
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            self.store._state_group_members_cache,
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            group,
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            state_filter=StateFilter(
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                types={EventTypes.Member: None},
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                include_others=True,
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            ),
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        )
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 | 
						|
        self.assertEqual(is_all, True)
 | 
						|
        self.assertDictEqual(
 | 
						|
            {
 | 
						|
                (e3.type, e3.state_key): e3.event_id,
 | 
						|
                (e5.type, e5.state_key): e5.event_id,
 | 
						|
            },
 | 
						|
            state_dict,
 | 
						|
        )
 | 
						|
 | 
						|
        # test _get_state_for_group_using_cache correctly filters in members
 | 
						|
        # with specific types
 | 
						|
        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
 | 
						|
            self.store._state_group_cache,
 | 
						|
            group,
 | 
						|
            state_filter=StateFilter(
 | 
						|
                types={EventTypes.Member: {e5.state_key}},
 | 
						|
                include_others=True,
 | 
						|
            ),
 | 
						|
        )
 | 
						|
 | 
						|
        self.assertEqual(is_all, False)
 | 
						|
        self.assertDictEqual({(e1.type, e1.state_key): e1.event_id}, state_dict)
 | 
						|
 | 
						|
        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
 | 
						|
            self.store._state_group_members_cache,
 | 
						|
            group,
 | 
						|
            state_filter=StateFilter(
 | 
						|
                types={EventTypes.Member: {e5.state_key}},
 | 
						|
                include_others=True,
 | 
						|
            ),
 | 
						|
        )
 | 
						|
 | 
						|
        self.assertEqual(is_all, True)
 | 
						|
        self.assertDictEqual({(e5.type, e5.state_key): e5.event_id}, state_dict)
 | 
						|
 | 
						|
        # test _get_state_for_group_using_cache correctly filters in members
 | 
						|
        # with specific types
 | 
						|
        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
 | 
						|
            self.store._state_group_cache,
 | 
						|
            group,
 | 
						|
            state_filter=StateFilter(
 | 
						|
                types={EventTypes.Member: {e5.state_key}},
 | 
						|
                include_others=False,
 | 
						|
            ),
 | 
						|
        )
 | 
						|
 | 
						|
        self.assertEqual(is_all, False)
 | 
						|
        self.assertDictEqual({}, state_dict)
 | 
						|
 | 
						|
        (state_dict, is_all) = yield self.store._get_state_for_group_using_cache(
 | 
						|
            self.store._state_group_members_cache,
 | 
						|
            group,
 | 
						|
            state_filter=StateFilter(
 | 
						|
                types={EventTypes.Member: {e5.state_key}},
 | 
						|
                include_others=False,
 | 
						|
            ),
 | 
						|
        )
 | 
						|
 | 
						|
        self.assertEqual(is_all, True)
 | 
						|
        self.assertDictEqual({(e5.type, e5.state_key): e5.event_id}, state_dict)
 |