mirror of
https://git.anonymousland.org/anonymousland/synapse-product.git
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549 lines
16 KiB
Python
549 lines
16 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014 OpenMarket 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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from tests import unittest
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from twisted.internet import defer
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from synapse.events import FrozenEvent
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from synapse.api.auth import Auth
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from synapse.api.constants import EventTypes, Membership
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from synapse.state import StateHandler
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from .utils import MockClock
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from mock import Mock
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_next_event_id = 1000
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def create_event(name=None, type=None, state_key=None, depth=2, event_id=None,
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prev_events=[], **kwargs):
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global _next_event_id
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if not event_id:
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_next_event_id += 1
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event_id = "$%s:test" % (_next_event_id,)
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if not name:
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if state_key is not None:
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name = "<%s-%s, %s>" % (type, state_key, event_id,)
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else:
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name = "<%s, %s>" % (type, event_id,)
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d = {
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"event_id": event_id,
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"type": type,
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"sender": "@user_id:example.com",
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"room_id": "!room_id:example.com",
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"depth": depth,
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"prev_events": prev_events,
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}
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if state_key is not None:
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d["state_key"] = state_key
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d.update(kwargs)
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event = FrozenEvent(d)
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return event
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class StateGroupStore(object):
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def __init__(self):
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self._event_to_state_group = {}
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self._group_to_state = {}
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self._next_group = 1
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def get_state_groups(self, room_id, event_ids):
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groups = {}
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for event_id in event_ids:
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group = self._event_to_state_group.get(event_id)
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if group:
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groups[group] = self._group_to_state[group]
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return defer.succeed(groups)
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def store_state_groups(self, event, context):
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if context.current_state is None:
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return
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state_events = context.current_state
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if event.is_state():
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state_events[(event.type, event.state_key)] = event
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state_group = context.state_group
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if not state_group:
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state_group = self._next_group
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self._next_group += 1
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self._group_to_state[state_group] = state_events.values()
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self._event_to_state_group[event.event_id] = state_group
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class DictObj(dict):
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def __init__(self, **kwargs):
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super(DictObj, self).__init__(kwargs)
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self.__dict__ = self
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class Graph(object):
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def __init__(self, nodes, edges):
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events = {}
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clobbered = set(events.keys())
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for event_id, fields in nodes.items():
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refs = edges.get(event_id)
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if refs:
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clobbered.difference_update(refs)
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prev_events = [(r, {}) for r in refs]
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else:
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prev_events = []
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events[event_id] = create_event(
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event_id=event_id,
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prev_events=prev_events,
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**fields
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)
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self._leaves = clobbered
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self._events = sorted(events.values(), key=lambda e: e.depth)
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def walk(self):
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return iter(self._events)
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def get_leaves(self):
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return (self._events[i] for i in self._leaves)
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class StateTestCase(unittest.TestCase):
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def setUp(self):
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self.store = Mock(
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spec_set=[
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"get_state_groups",
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"add_event_hashes",
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]
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)
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hs = Mock(spec=[
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"get_datastore", "get_auth", "get_state_handler", "get_clock",
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])
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hs.get_datastore.return_value = self.store
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hs.get_state_handler.return_value = None
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hs.get_auth.return_value = Auth(hs)
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hs.get_clock.return_value = MockClock()
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self.state = StateHandler(hs)
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self.event_id = 0
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@defer.inlineCallbacks
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def test_branch_no_conflict(self):
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graph = Graph(
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nodes={
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"START": DictObj(
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type=EventTypes.Create,
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state_key="",
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depth=1,
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),
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"A": DictObj(
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type=EventTypes.Message,
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depth=2,
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),
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"B": DictObj(
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type=EventTypes.Message,
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depth=3,
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),
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"C": DictObj(
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type=EventTypes.Name,
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state_key="",
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depth=3,
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),
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"D": DictObj(
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type=EventTypes.Message,
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depth=4,
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),
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},
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edges={
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"A": ["START"],
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"B": ["A"],
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"C": ["A"],
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"D": ["B", "C"]
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}
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)
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store = StateGroupStore()
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self.store.get_state_groups.side_effect = store.get_state_groups
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context_store = {}
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for event in graph.walk():
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context = yield self.state.compute_event_context(event)
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store.store_state_groups(event, context)
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context_store[event.event_id] = context
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self.assertEqual(2, len(context_store["D"].current_state))
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@defer.inlineCallbacks
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def test_branch_basic_conflict(self):
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graph = Graph(
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nodes={
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"START": DictObj(
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type=EventTypes.Create,
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state_key="",
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content={"creator": "@user_id:example.com"},
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depth=1,
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),
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"A": DictObj(
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type=EventTypes.Member,
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state_key="@user_id:example.com",
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content={"membership": Membership.JOIN},
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membership=Membership.JOIN,
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depth=2,
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),
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"B": DictObj(
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type=EventTypes.Name,
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state_key="",
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depth=3,
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),
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"C": DictObj(
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type=EventTypes.Name,
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state_key="",
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depth=4,
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),
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"D": DictObj(
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type=EventTypes.Message,
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depth=5,
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),
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},
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edges={
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"A": ["START"],
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"B": ["A"],
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"C": ["A"],
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"D": ["B", "C"]
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}
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)
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store = StateGroupStore()
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self.store.get_state_groups.side_effect = store.get_state_groups
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context_store = {}
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for event in graph.walk():
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context = yield self.state.compute_event_context(event)
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store.store_state_groups(event, context)
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context_store[event.event_id] = context
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self.assertSetEqual(
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{"START", "A", "C"},
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{e.event_id for e in context_store["D"].current_state.values()}
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)
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@defer.inlineCallbacks
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def test_branch_have_banned_conflict(self):
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graph = Graph(
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nodes={
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"START": DictObj(
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type=EventTypes.Create,
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state_key="",
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content={"creator": "@user_id:example.com"},
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depth=1,
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),
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"A": DictObj(
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type=EventTypes.Member,
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state_key="@user_id:example.com",
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content={"membership": Membership.JOIN},
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membership=Membership.JOIN,
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depth=2,
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),
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"B": DictObj(
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type=EventTypes.Name,
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state_key="",
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depth=3,
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),
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"C": DictObj(
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type=EventTypes.Member,
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state_key="@user_id_2:example.com",
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content={"membership": Membership.BAN},
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membership=Membership.BAN,
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depth=4,
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),
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"D": DictObj(
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type=EventTypes.Name,
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state_key="",
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depth=4,
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sender="@user_id_2:example.com",
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),
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"E": DictObj(
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type=EventTypes.Message,
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depth=5,
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),
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},
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edges={
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"A": ["START"],
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"B": ["A"],
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"C": ["B"],
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"D": ["B"],
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"E": ["C", "D"]
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}
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)
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store = StateGroupStore()
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self.store.get_state_groups.side_effect = store.get_state_groups
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context_store = {}
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for event in graph.walk():
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context = yield self.state.compute_event_context(event)
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store.store_state_groups(event, context)
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context_store[event.event_id] = context
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self.assertSetEqual(
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{"START", "A", "B", "C"},
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{e.event_id for e in context_store["E"].current_state.values()}
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)
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@defer.inlineCallbacks
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def test_annotate_with_old_message(self):
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event = create_event(type="test_message", name="event")
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old_state = [
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create_event(type="test1", state_key="1"),
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create_event(type="test1", state_key="2"),
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create_event(type="test2", state_key=""),
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]
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context = yield self.state.compute_event_context(
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event, old_state=old_state
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)
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for k, v in context.current_state.items():
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type, state_key = k
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self.assertEqual(type, v.type)
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self.assertEqual(state_key, v.state_key)
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self.assertEqual(
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set(old_state), set(context.current_state.values())
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)
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self.assertIsNone(context.state_group)
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@defer.inlineCallbacks
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def test_annotate_with_old_state(self):
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event = create_event(type="state", state_key="", name="event")
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old_state = [
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create_event(type="test1", state_key="1"),
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create_event(type="test1", state_key="2"),
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create_event(type="test2", state_key=""),
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]
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context = yield self.state.compute_event_context(
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event, old_state=old_state
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)
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for k, v in context.current_state.items():
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type, state_key = k
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self.assertEqual(type, v.type)
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self.assertEqual(state_key, v.state_key)
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self.assertEqual(
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set(old_state),
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set(context.current_state.values())
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)
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self.assertIsNone(context.state_group)
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@defer.inlineCallbacks
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def test_trivial_annotate_message(self):
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event = create_event(type="test_message", name="event")
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old_state = [
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create_event(type="test1", state_key="1"),
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create_event(type="test1", state_key="2"),
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create_event(type="test2", state_key=""),
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]
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group_name = "group_name_1"
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self.store.get_state_groups.return_value = {
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group_name: old_state,
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}
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context = yield self.state.compute_event_context(event)
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for k, v in context.current_state.items():
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type, state_key = k
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self.assertEqual(type, v.type)
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self.assertEqual(state_key, v.state_key)
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self.assertEqual(
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set([e.event_id for e in old_state]),
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set([e.event_id for e in context.current_state.values()])
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)
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self.assertEqual(group_name, context.state_group)
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@defer.inlineCallbacks
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def test_trivial_annotate_state(self):
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event = create_event(type="state", state_key="", name="event")
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old_state = [
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create_event(type="test1", state_key="1"),
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create_event(type="test1", state_key="2"),
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create_event(type="test2", state_key=""),
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]
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group_name = "group_name_1"
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self.store.get_state_groups.return_value = {
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group_name: old_state,
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}
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context = yield self.state.compute_event_context(event)
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for k, v in context.current_state.items():
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type, state_key = k
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self.assertEqual(type, v.type)
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self.assertEqual(state_key, v.state_key)
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self.assertEqual(
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set([e.event_id for e in old_state]),
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set([e.event_id for e in context.current_state.values()])
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)
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self.assertIsNone(context.state_group)
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@defer.inlineCallbacks
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def test_resolve_message_conflict(self):
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event = create_event(type="test_message", name="event")
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creation = create_event(
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type=EventTypes.Create, state_key=""
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)
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old_state_1 = [
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creation,
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create_event(type="test1", state_key="1"),
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create_event(type="test1", state_key="2"),
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create_event(type="test2", state_key=""),
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]
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old_state_2 = [
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creation,
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create_event(type="test1", state_key="1"),
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create_event(type="test3", state_key="2"),
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create_event(type="test4", state_key=""),
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]
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context = yield self._get_context(event, old_state_1, old_state_2)
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self.assertEqual(len(context.current_state), 6)
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self.assertIsNone(context.state_group)
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@defer.inlineCallbacks
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def test_resolve_state_conflict(self):
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event = create_event(type="test4", state_key="", name="event")
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creation = create_event(
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type=EventTypes.Create, state_key=""
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)
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old_state_1 = [
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creation,
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create_event(type="test1", state_key="1"),
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create_event(type="test1", state_key="2"),
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create_event(type="test2", state_key=""),
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]
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old_state_2 = [
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creation,
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create_event(type="test1", state_key="1"),
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create_event(type="test3", state_key="2"),
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create_event(type="test4", state_key=""),
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]
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context = yield self._get_context(event, old_state_1, old_state_2)
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self.assertEqual(len(context.current_state), 6)
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self.assertIsNone(context.state_group)
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@defer.inlineCallbacks
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def test_standard_depth_conflict(self):
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event = create_event(type="test4", name="event")
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member_event = create_event(
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type=EventTypes.Member,
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state_key="@user_id:example.com",
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content={
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"membership": Membership.JOIN,
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}
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)
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creation = create_event(
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type=EventTypes.Create, state_key="",
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content={"creator": "@foo:bar"}
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)
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old_state_1 = [
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creation,
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member_event,
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create_event(type="test1", state_key="1", depth=1),
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]
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old_state_2 = [
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creation,
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member_event,
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create_event(type="test1", state_key="1", depth=2),
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]
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context = yield self._get_context(event, old_state_1, old_state_2)
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self.assertEqual(old_state_2[2], context.current_state[("test1", "1")])
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# Reverse the depth to make sure we are actually using the depths
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# during state resolution.
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old_state_1 = [
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creation,
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member_event,
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create_event(type="test1", state_key="1", depth=2),
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]
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old_state_2 = [
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creation,
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member_event,
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create_event(type="test1", state_key="1", depth=1),
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]
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context = yield self._get_context(event, old_state_1, old_state_2)
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self.assertEqual(old_state_1[2], context.current_state[("test1", "1")])
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def _get_context(self, event, old_state_1, old_state_2):
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group_name_1 = "group_name_1"
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group_name_2 = "group_name_2"
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self.store.get_state_groups.return_value = {
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group_name_1: old_state_1,
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group_name_2: old_state_2,
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}
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return self.state.compute_event_context(event)
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