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# Copyright 2018 New Vector Ltd
# Copyright 2020 The Matrix.org Foundation C.I.C
#
# 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 typing import List, Optional, Tuple
import synapse.server
from synapse.api.constants import EventTypes
from synapse.api.room_versions import KNOWN_ROOM_VERSIONS
from synapse.events import EventBase
from synapse.events.snapshot import EventContext
"""
Utility functions for poking events into the storage of the server under test.
"""
async def inject_member_event(
hs: synapse.server.HomeServer,
room_id: str,
sender: str,
membership: str,
target: Optional[str] = None,
extra_content: Optional[dict] = None,
**kwargs,
) -> EventBase:
"""Inject a membership event into a room."""
if target is None:
target = sender
content = {"membership": membership}
if extra_content:
content.update(extra_content)
return await inject_event(
hs,
room_id=room_id,
type=EventTypes.Member,
sender=sender,
state_key=target,
content=content,
**kwargs,
)
async def inject_event(
hs: synapse.server.HomeServer,
room_version: Optional[str] = None,
prev_event_ids: Optional[List[str]] = None,
**kwargs,
) -> EventBase:
"""Inject a generic event into a room
Args:
hs: the homeserver under test
room_version: the version of the room we're inserting into.
if not specified, will be looked up
prev_event_ids: prev_events for the event. If not specified, will be looked up
kwargs: fields for the event to be created
"""
event, context = await create_event(hs, room_version, prev_event_ids, **kwargs)
persistence = hs.get_storage().persistence
assert persistence is not None
await persistence.persist_event(event, context)
return event
async def create_event(
hs: synapse.server.HomeServer,
room_version: Optional[str] = None,
prev_event_ids: Optional[List[str]] = None,
**kwargs,
) -> Tuple[EventBase, EventContext]:
if room_version is None:
room_version = await hs.get_datastores().main.get_room_version_id(
kwargs["room_id"]
)
builder = hs.get_event_builder_factory().for_room_version(
KNOWN_ROOM_VERSIONS[room_version], kwargs
)
event, context = await hs.get_event_creation_handler().create_new_client_event(
builder, prev_event_ids=prev_event_ids
)
return event, context
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