From 407c86c013c2d99eba872e94273d8e0f5726de4b Mon Sep 17 00:00:00 2001 From: "Paul \"LeoNerd\" Evans" Date: Wed, 27 Aug 2014 18:28:53 +0100 Subject: [PATCH] Define a NullSource useful for unit-testing --- synapse/streams/events.py | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/synapse/streams/events.py b/synapse/streams/events.py index 2e6ea6ca2..eaa397c65 100644 --- a/synapse/streams/events.py +++ b/synapse/streams/events.py @@ -19,6 +19,22 @@ from synapse.api.constants import Membership from synapse.types import StreamToken +class NullSource(object): + """This event source never yields any events and its token remains at + zero. It may be useful for unit-testing.""" + def __init__(self, hs): + pass + + def get_new_events_for_user(self, user, from_token, limit): + return defer.succeed(([], from_token)) + + def get_current_token_part(self): + return defer.succeed(0) + + def get_pagination_rows(self, user, pagination_config, key): + return defer.succeed(([], from_token)) + + class RoomEventSource(object): def __init__(self, hs): self.store = hs.get_datastore()