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-rw-r--r--tests/federation/test_complexity.py28
-rw-r--r--tests/federation/test_federation_sender.py4
-rw-r--r--tests/federation/test_federation_server.py63
-rw-r--r--tests/handlers/test_e2e_room_keys.py31
-rw-r--r--tests/handlers/test_typing.py3
-rw-r--r--tests/replication/slave/storage/_base.py3
-rw-r--r--tests/replication/tcp/streams/_base.py4
-rw-r--r--tests/rest/client/test_retention.py293
-rw-r--r--tests/rest/client/v1/test_rooms.py312
-rw-r--r--tests/rest/client/v2_alpha/test_register.py1
-rw-r--r--tests/storage/test_e2e_room_keys.py8
-rw-r--r--tests/storage/test_roommember.py26
-rw-r--r--tests/unittest.py68
-rw-r--r--tests/utils.py1
14 files changed, 617 insertions, 228 deletions
diff --git a/tests/federation/test_complexity.py b/tests/federation/test_complexity.py
index 51714a2b06..24fa8dbb45 100644
--- a/tests/federation/test_complexity.py
+++ b/tests/federation/test_complexity.py
@@ -18,17 +18,14 @@ from mock import Mock
 from twisted.internet import defer
 
 from synapse.api.errors import Codes, SynapseError
-from synapse.config.ratelimiting import FederationRateLimitConfig
-from synapse.federation.transport import server
 from synapse.rest import admin
 from synapse.rest.client.v1 import login, room
 from synapse.types import UserID
-from synapse.util.ratelimitutils import FederationRateLimiter
 
 from tests import unittest
 
 
-class RoomComplexityTests(unittest.HomeserverTestCase):
+class RoomComplexityTests(unittest.FederatingHomeserverTestCase):
 
     servlets = [
         admin.register_servlets,
@@ -41,25 +38,6 @@ class RoomComplexityTests(unittest.HomeserverTestCase):
         config["limit_remote_rooms"] = {"enabled": True, "complexity": 0.05}
         return config
 
-    def prepare(self, reactor, clock, homeserver):
-        class Authenticator(object):
-            def authenticate_request(self, request, content):
-                return defer.succeed("otherserver.nottld")
-
-        ratelimiter = FederationRateLimiter(
-            clock,
-            FederationRateLimitConfig(
-                window_size=1,
-                sleep_limit=1,
-                sleep_msec=1,
-                reject_limit=1000,
-                concurrent_requests=1000,
-            ),
-        )
-        server.register_servlets(
-            homeserver, self.resource, Authenticator(), ratelimiter
-        )
-
     def test_complexity_simple(self):
 
         u1 = self.register_user("u1", "pass")
@@ -105,7 +83,7 @@ class RoomComplexityTests(unittest.HomeserverTestCase):
 
         d = handler._remote_join(
             None,
-            ["otherserver.example"],
+            ["other.example.com"],
             "roomid",
             UserID.from_string(u1),
             {"membership": "join"},
@@ -146,7 +124,7 @@ class RoomComplexityTests(unittest.HomeserverTestCase):
 
         d = handler._remote_join(
             None,
-            ["otherserver.example"],
+            ["other.example.com"],
             room_1,
             UserID.from_string(u1),
             {"membership": "join"},
diff --git a/tests/federation/test_federation_sender.py b/tests/federation/test_federation_sender.py
index cce8d8c6de..d456267b87 100644
--- a/tests/federation/test_federation_sender.py
+++ b/tests/federation/test_federation_sender.py
@@ -19,7 +19,7 @@ from twisted.internet import defer
 
 from synapse.types import ReadReceipt
 
-from tests.unittest import HomeserverTestCase
+from tests.unittest import HomeserverTestCase, override_config
 
 
 class FederationSenderTestCases(HomeserverTestCase):
@@ -29,6 +29,7 @@ class FederationSenderTestCases(HomeserverTestCase):
             federation_transport_client=Mock(spec=["send_transaction"]),
         )
 
+    @override_config({"send_federation": True})
     def test_send_receipts(self):
         mock_state_handler = self.hs.get_state_handler()
         mock_state_handler.get_current_hosts_in_room.return_value = ["test", "host2"]
@@ -69,6 +70,7 @@ class FederationSenderTestCases(HomeserverTestCase):
             ],
         )
 
+    @override_config({"send_federation": True})
     def test_send_receipts_with_backoff(self):
         """Send two receipts in quick succession; the second should be flushed, but
         only after 20ms"""
diff --git a/tests/federation/test_federation_server.py b/tests/federation/test_federation_server.py
index b08be451aa..1ec8c40901 100644
--- a/tests/federation/test_federation_server.py
+++ b/tests/federation/test_federation_server.py
@@ -1,5 +1,6 @@
 # -*- coding: utf-8 -*-
 # Copyright 2018 New Vector Ltd
+# Copyright 2019 Matrix.org Federation 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.
@@ -16,6 +17,8 @@ import logging
 
 from synapse.events import FrozenEvent
 from synapse.federation.federation_server import server_matches_acl_event
+from synapse.rest import admin
+from synapse.rest.client.v1 import login, room
 
 from tests import unittest
 
@@ -41,6 +44,66 @@ class ServerACLsTestCase(unittest.TestCase):
         self.assertTrue(server_matches_acl_event("1:2:3:4", e))
 
 
+class StateQueryTests(unittest.FederatingHomeserverTestCase):
+
+    servlets = [
+        admin.register_servlets,
+        room.register_servlets,
+        login.register_servlets,
+    ]
+
+    def test_without_event_id(self):
+        """
+        Querying v1/state/<room_id> without an event ID will return the current
+        known state.
+        """
+        u1 = self.register_user("u1", "pass")
+        u1_token = self.login("u1", "pass")
+
+        room_1 = self.helper.create_room_as(u1, tok=u1_token)
+        self.inject_room_member(room_1, "@user:other.example.com", "join")
+
+        request, channel = self.make_request(
+            "GET", "/_matrix/federation/v1/state/%s" % (room_1,)
+        )
+        self.render(request)
+        self.assertEquals(200, channel.code, channel.result)
+
+        self.assertEqual(
+            channel.json_body["room_version"],
+            self.hs.config.default_room_version.identifier,
+        )
+
+        members = set(
+            map(
+                lambda x: x["state_key"],
+                filter(
+                    lambda x: x["type"] == "m.room.member", channel.json_body["pdus"]
+                ),
+            )
+        )
+
+        self.assertEqual(members, set(["@user:other.example.com", u1]))
+        self.assertEqual(len(channel.json_body["pdus"]), 6)
+
+    def test_needs_to_be_in_room(self):
+        """
+        Querying v1/state/<room_id> requires the server
+        be in the room to provide data.
+        """
+        u1 = self.register_user("u1", "pass")
+        u1_token = self.login("u1", "pass")
+
+        room_1 = self.helper.create_room_as(u1, tok=u1_token)
+
+        request, channel = self.make_request(
+            "GET", "/_matrix/federation/v1/state/%s" % (room_1,)
+        )
+        self.render(request)
+        self.assertEquals(403, channel.code, channel.result)
+        self.assertEqual(channel.json_body["errcode"], "M_FORBIDDEN")
+
+
 def _create_acl_event(content):
     return FrozenEvent(
         {
diff --git a/tests/handlers/test_e2e_room_keys.py b/tests/handlers/test_e2e_room_keys.py
index 0bb96674a2..70f172eb02 100644
--- a/tests/handlers/test_e2e_room_keys.py
+++ b/tests/handlers/test_e2e_room_keys.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 # Copyright 2016 OpenMarket Ltd
 # Copyright 2017 New Vector Ltd
+# Copyright 2019 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.
@@ -94,23 +95,29 @@ class E2eRoomKeysHandlerTestCase(unittest.TestCase):
 
         # check we can retrieve it as the current version
         res = yield self.handler.get_version_info(self.local_user)
+        version_etag = res["etag"]
+        del res["etag"]
         self.assertDictEqual(
             res,
             {
                 "version": "1",
                 "algorithm": "m.megolm_backup.v1",
                 "auth_data": "first_version_auth_data",
+                "count": 0,
             },
         )
 
         # check we can retrieve it as a specific version
         res = yield self.handler.get_version_info(self.local_user, "1")
+        self.assertEqual(res["etag"], version_etag)
+        del res["etag"]
         self.assertDictEqual(
             res,
             {
                 "version": "1",
                 "algorithm": "m.megolm_backup.v1",
                 "auth_data": "first_version_auth_data",
+                "count": 0,
             },
         )
 
@@ -126,12 +133,14 @@ class E2eRoomKeysHandlerTestCase(unittest.TestCase):
 
         # check we can retrieve it as the current version
         res = yield self.handler.get_version_info(self.local_user)
+        del res["etag"]
         self.assertDictEqual(
             res,
             {
                 "version": "2",
                 "algorithm": "m.megolm_backup.v1",
                 "auth_data": "second_version_auth_data",
+                "count": 0,
             },
         )
 
@@ -158,12 +167,14 @@ class E2eRoomKeysHandlerTestCase(unittest.TestCase):
 
         # check we can retrieve it as the current version
         res = yield self.handler.get_version_info(self.local_user)
+        del res["etag"]
         self.assertDictEqual(
             res,
             {
                 "algorithm": "m.megolm_backup.v1",
                 "auth_data": "revised_first_version_auth_data",
                 "version": version,
+                "count": 0,
             },
         )
 
@@ -207,12 +218,14 @@ class E2eRoomKeysHandlerTestCase(unittest.TestCase):
 
         # check we can retrieve it as the current version
         res = yield self.handler.get_version_info(self.local_user)
+        del res["etag"]  # etag is opaque, so don't test its contents
         self.assertDictEqual(
             res,
             {
                 "algorithm": "m.megolm_backup.v1",
                 "auth_data": "revised_first_version_auth_data",
                 "version": version,
+                "count": 0,
             },
         )
 
@@ -409,6 +422,11 @@ class E2eRoomKeysHandlerTestCase(unittest.TestCase):
 
         yield self.handler.upload_room_keys(self.local_user, version, room_keys)
 
+        # get the etag to compare to future versions
+        res = yield self.handler.get_version_info(self.local_user)
+        backup_etag = res["etag"]
+        self.assertEqual(res["count"], 1)
+
         new_room_keys = copy.deepcopy(room_keys)
         new_room_key = new_room_keys["rooms"]["!abc:matrix.org"]["sessions"]["c0ff33"]
 
@@ -423,6 +441,10 @@ class E2eRoomKeysHandlerTestCase(unittest.TestCase):
             "SSBBTSBBIEZJU0gK",
         )
 
+        # the etag should be the same since the session did not change
+        res = yield self.handler.get_version_info(self.local_user)
+        self.assertEqual(res["etag"], backup_etag)
+
         # test that marking the session as verified however /does/ replace it
         new_room_key["is_verified"] = True
         yield self.handler.upload_room_keys(self.local_user, version, new_room_keys)
@@ -432,6 +454,11 @@ class E2eRoomKeysHandlerTestCase(unittest.TestCase):
             res["rooms"]["!abc:matrix.org"]["sessions"]["c0ff33"]["session_data"], "new"
         )
 
+        # the etag should NOT be equal now, since the key changed
+        res = yield self.handler.get_version_info(self.local_user)
+        self.assertNotEqual(res["etag"], backup_etag)
+        backup_etag = res["etag"]
+
         # test that a session with a higher forwarded_count doesn't replace one
         # with a lower forwarding count
         new_room_key["forwarded_count"] = 2
@@ -443,6 +470,10 @@ class E2eRoomKeysHandlerTestCase(unittest.TestCase):
             res["rooms"]["!abc:matrix.org"]["sessions"]["c0ff33"]["session_data"], "new"
         )
 
+        # the etag should be the same since the session did not change
+        res = yield self.handler.get_version_info(self.local_user)
+        self.assertEqual(res["etag"], backup_etag)
+
         # TODO: check edge cases as well as the common variations here
 
     @defer.inlineCallbacks
diff --git a/tests/handlers/test_typing.py b/tests/handlers/test_typing.py
index 5ec568f4e6..f6d8660285 100644
--- a/tests/handlers/test_typing.py
+++ b/tests/handlers/test_typing.py
@@ -24,6 +24,7 @@ from synapse.api.errors import AuthError
 from synapse.types import UserID
 
 from tests import unittest
+from tests.unittest import override_config
 from tests.utils import register_federation_servlets
 
 # Some local users to test with
@@ -174,6 +175,7 @@ class TypingNotificationsTestCase(unittest.HomeserverTestCase):
             ],
         )
 
+    @override_config({"send_federation": True})
     def test_started_typing_remote_send(self):
         self.room_members = [U_APPLE, U_ONION]
 
@@ -237,6 +239,7 @@ class TypingNotificationsTestCase(unittest.HomeserverTestCase):
             ],
         )
 
+    @override_config({"send_federation": True})
     def test_stopped_typing(self):
         self.room_members = [U_APPLE, U_BANANA, U_ONION]
 
diff --git a/tests/replication/slave/storage/_base.py b/tests/replication/slave/storage/_base.py
index 4f924ce451..e7472e3a93 100644
--- a/tests/replication/slave/storage/_base.py
+++ b/tests/replication/slave/storage/_base.py
@@ -48,7 +48,10 @@ class BaseSlavedStoreTestCase(unittest.HomeserverTestCase):
         server_factory = ReplicationStreamProtocolFactory(self.hs)
         self.streamer = server_factory.streamer
 
+        handler_factory = Mock()
         self.replication_handler = ReplicationClientHandler(self.slaved_store)
+        self.replication_handler.factory = handler_factory
+
         client_factory = ReplicationClientFactory(
             self.hs, "client_name", self.replication_handler
         )
diff --git a/tests/replication/tcp/streams/_base.py b/tests/replication/tcp/streams/_base.py
index ce3835ae6a..1d14e77255 100644
--- a/tests/replication/tcp/streams/_base.py
+++ b/tests/replication/tcp/streams/_base.py
@@ -12,6 +12,8 @@
 # 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 mock import Mock
+
 from synapse.replication.tcp.commands import ReplicateCommand
 from synapse.replication.tcp.protocol import ClientReplicationStreamProtocol
 from synapse.replication.tcp.resource import ReplicationStreamProtocolFactory
@@ -30,7 +32,9 @@ class BaseStreamTestCase(unittest.HomeserverTestCase):
         server = server_factory.buildProtocol(None)
 
         # build a replication client, with a dummy handler
+        handler_factory = Mock()
         self.test_handler = TestReplicationClientHandler()
+        self.test_handler.factory = handler_factory
         self.client = ClientReplicationStreamProtocol(
             "client", "test", clock, self.test_handler
         )
diff --git a/tests/rest/client/test_retention.py b/tests/rest/client/test_retention.py
new file mode 100644
index 0000000000..95475bb651
--- /dev/null
+++ b/tests/rest/client/test_retention.py
@@ -0,0 +1,293 @@
+# -*- coding: utf-8 -*-
+# Copyright 2019 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.
+from mock import Mock
+
+from synapse.api.constants import EventTypes
+from synapse.rest import admin
+from synapse.rest.client.v1 import login, room
+from synapse.visibility import filter_events_for_client
+
+from tests import unittest
+
+one_hour_ms = 3600000
+one_day_ms = one_hour_ms * 24
+
+
+class RetentionTestCase(unittest.HomeserverTestCase):
+    servlets = [
+        admin.register_servlets,
+        login.register_servlets,
+        room.register_servlets,
+    ]
+
+    def make_homeserver(self, reactor, clock):
+        config = self.default_config()
+        config["retention"] = {
+            "enabled": True,
+            "default_policy": {
+                "min_lifetime": one_day_ms,
+                "max_lifetime": one_day_ms * 3,
+            },
+            "allowed_lifetime_min": one_day_ms,
+            "allowed_lifetime_max": one_day_ms * 3,
+        }
+
+        self.hs = self.setup_test_homeserver(config=config)
+        return self.hs
+
+    def prepare(self, reactor, clock, homeserver):
+        self.user_id = self.register_user("user", "password")
+        self.token = self.login("user", "password")
+
+    def test_retention_state_event(self):
+        """Tests that the server configuration can limit the values a user can set to the
+        room's retention policy.
+        """
+        room_id = self.helper.create_room_as(self.user_id, tok=self.token)
+
+        self.helper.send_state(
+            room_id=room_id,
+            event_type=EventTypes.Retention,
+            body={"max_lifetime": one_day_ms * 4},
+            tok=self.token,
+            expect_code=400,
+        )
+
+        self.helper.send_state(
+            room_id=room_id,
+            event_type=EventTypes.Retention,
+            body={"max_lifetime": one_hour_ms},
+            tok=self.token,
+            expect_code=400,
+        )
+
+    def test_retention_event_purged_with_state_event(self):
+        """Tests that expired events are correctly purged when the room's retention policy
+        is defined by a state event.
+        """
+        room_id = self.helper.create_room_as(self.user_id, tok=self.token)
+
+        # Set the room's retention period to 2 days.
+        lifetime = one_day_ms * 2
+        self.helper.send_state(
+            room_id=room_id,
+            event_type=EventTypes.Retention,
+            body={"max_lifetime": lifetime},
+            tok=self.token,
+        )
+
+        self._test_retention_event_purged(room_id, one_day_ms * 1.5)
+
+    def test_retention_event_purged_without_state_event(self):
+        """Tests that expired events are correctly purged when the room's retention policy
+        is defined by the server's configuration's default retention policy.
+        """
+        room_id = self.helper.create_room_as(self.user_id, tok=self.token)
+
+        self._test_retention_event_purged(room_id, one_day_ms * 2)
+
+    def test_visibility(self):
+        """Tests that synapse.visibility.filter_events_for_client correctly filters out
+        outdated events
+        """
+        store = self.hs.get_datastore()
+        storage = self.hs.get_storage()
+        room_id = self.helper.create_room_as(self.user_id, tok=self.token)
+        events = []
+
+        # Send a first event, which should be filtered out at the end of the test.
+        resp = self.helper.send(room_id=room_id, body="1", tok=self.token)
+
+        # Get the event from the store so that we end up with a FrozenEvent that we can
+        # give to filter_events_for_client. We need to do this now because the event won't
+        # be in the database anymore after it has expired.
+        events.append(self.get_success(store.get_event(resp.get("event_id"))))
+
+        # Advance the time by 2 days. We're using the default retention policy, therefore
+        # after this the first event will still be valid.
+        self.reactor.advance(one_day_ms * 2 / 1000)
+
+        # Send another event, which shouldn't get filtered out.
+        resp = self.helper.send(room_id=room_id, body="2", tok=self.token)
+
+        valid_event_id = resp.get("event_id")
+
+        events.append(self.get_success(store.get_event(valid_event_id)))
+
+        # Advance the time by anothe 2 days. After this, the first event should be
+        # outdated but not the second one.
+        self.reactor.advance(one_day_ms * 2 / 1000)
+
+        # Run filter_events_for_client with our list of FrozenEvents.
+        filtered_events = self.get_success(
+            filter_events_for_client(storage, self.user_id, events)
+        )
+
+        # We should only get one event back.
+        self.assertEqual(len(filtered_events), 1, filtered_events)
+        # That event should be the second, not outdated event.
+        self.assertEqual(filtered_events[0].event_id, valid_event_id, filtered_events)
+
+    def _test_retention_event_purged(self, room_id, increment):
+        # Get the create event to, later, check that we can still access it.
+        message_handler = self.hs.get_message_handler()
+        create_event = self.get_success(
+            message_handler.get_room_data(self.user_id, room_id, EventTypes.Create)
+        )
+
+        # Send a first event to the room. This is the event we'll want to be purged at the
+        # end of the test.
+        resp = self.helper.send(room_id=room_id, body="1", tok=self.token)
+
+        expired_event_id = resp.get("event_id")
+
+        # Check that we can retrieve the event.
+        expired_event = self.get_event(room_id, expired_event_id)
+        self.assertEqual(
+            expired_event.get("content", {}).get("body"), "1", expired_event
+        )
+
+        # Advance the time.
+        self.reactor.advance(increment / 1000)
+
+        # Send another event. We need this because the purge job won't purge the most
+        # recent event in the room.
+        resp = self.helper.send(room_id=room_id, body="2", tok=self.token)
+
+        valid_event_id = resp.get("event_id")
+
+        # Advance the time again. Now our first event should have expired but our second
+        # one should still be kept.
+        self.reactor.advance(increment / 1000)
+
+        # Check that the event has been purged from the database.
+        self.get_event(room_id, expired_event_id, expected_code=404)
+
+        # Check that the event that hasn't been purged can still be retrieved.
+        valid_event = self.get_event(room_id, valid_event_id)
+        self.assertEqual(valid_event.get("content", {}).get("body"), "2", valid_event)
+
+        # Check that we can still access state events that were sent before the event that
+        # has been purged.
+        self.get_event(room_id, create_event.event_id)
+
+    def get_event(self, room_id, event_id, expected_code=200):
+        url = "/_matrix/client/r0/rooms/%s/event/%s" % (room_id, event_id)
+
+        request, channel = self.make_request("GET", url, access_token=self.token)
+        self.render(request)
+
+        self.assertEqual(channel.code, expected_code, channel.result)
+
+        return channel.json_body
+
+
+class RetentionNoDefaultPolicyTestCase(unittest.HomeserverTestCase):
+    servlets = [
+        admin.register_servlets,
+        login.register_servlets,
+        room.register_servlets,
+    ]
+
+    def make_homeserver(self, reactor, clock):
+        config = self.default_config()
+        config["retention"] = {
+            "enabled": True,
+        }
+
+        mock_federation_client = Mock(spec=["backfill"])
+
+        self.hs = self.setup_test_homeserver(
+            config=config, federation_client=mock_federation_client,
+        )
+        return self.hs
+
+    def prepare(self, reactor, clock, homeserver):
+        self.user_id = self.register_user("user", "password")
+        self.token = self.login("user", "password")
+
+    def test_no_default_policy(self):
+        """Tests that an event doesn't get expired if there is neither a default retention
+        policy nor a policy specific to the room.
+        """
+        room_id = self.helper.create_room_as(self.user_id, tok=self.token)
+
+        self._test_retention(room_id)
+
+    def test_state_policy(self):
+        """Tests that an event gets correctly expired if there is no default retention
+        policy but there's a policy specific to the room.
+        """
+        room_id = self.helper.create_room_as(self.user_id, tok=self.token)
+
+        # Set the maximum lifetime to 35 days so that the first event gets expired but not
+        # the second one.
+        self.helper.send_state(
+            room_id=room_id,
+            event_type=EventTypes.Retention,
+            body={"max_lifetime": one_day_ms * 35},
+            tok=self.token,
+        )
+
+        self._test_retention(room_id, expected_code_for_first_event=404)
+
+    def _test_retention(self, room_id, expected_code_for_first_event=200):
+        # Send a first event to the room. This is the event we'll want to be purged at the
+        # end of the test.
+        resp = self.helper.send(room_id=room_id, body="1", tok=self.token)
+
+        first_event_id = resp.get("event_id")
+
+        # Check that we can retrieve the event.
+        expired_event = self.get_event(room_id, first_event_id)
+        self.assertEqual(
+            expired_event.get("content", {}).get("body"), "1", expired_event
+        )
+
+        # Advance the time by a month.
+        self.reactor.advance(one_day_ms * 30 / 1000)
+
+        # Send another event. We need this because the purge job won't purge the most
+        # recent event in the room.
+        resp = self.helper.send(room_id=room_id, body="2", tok=self.token)
+
+        second_event_id = resp.get("event_id")
+
+        # Advance the time by another month.
+        self.reactor.advance(one_day_ms * 30 / 1000)
+
+        # Check if the event has been purged from the database.
+        first_event = self.get_event(
+            room_id, first_event_id, expected_code=expected_code_for_first_event
+        )
+
+        if expected_code_for_first_event == 200:
+            self.assertEqual(
+                first_event.get("content", {}).get("body"), "1", first_event
+            )
+
+        # Check that the event that hasn't been purged can still be retrieved.
+        second_event = self.get_event(room_id, second_event_id)
+        self.assertEqual(second_event.get("content", {}).get("body"), "2", second_event)
+
+    def get_event(self, room_id, event_id, expected_code=200):
+        url = "/_matrix/client/r0/rooms/%s/event/%s" % (room_id, event_id)
+
+        request, channel = self.make_request("GET", url, access_token=self.token)
+        self.render(request)
+
+        self.assertEqual(channel.code, expected_code, channel.result)
+
+        return channel.json_body
diff --git a/tests/rest/client/v1/test_rooms.py b/tests/rest/client/v1/test_rooms.py
index c0b046a50c..4095e63aef 100644
--- a/tests/rest/client/v1/test_rooms.py
+++ b/tests/rest/client/v1/test_rooms.py
@@ -815,177 +815,6 @@ class RoomMessageListTestCase(RoomBase):
         self.assertTrue("chunk" in channel.json_body)
         self.assertTrue("end" in channel.json_body)
 
-    def test_filter_labels(self):
-        """Test that we can filter by a label."""
-        message_filter = json.dumps(
-            {"types": [EventTypes.Message], "org.matrix.labels": ["#fun"]}
-        )
-
-        events = self._test_filter_labels(message_filter)
-
-        self.assertEqual(len(events), 2, [event["content"] for event in events])
-        self.assertEqual(events[0]["content"]["body"], "with right label", events[0])
-        self.assertEqual(events[1]["content"]["body"], "with right label", events[1])
-
-    def test_filter_not_labels(self):
-        """Test that we can filter by the absence of a label."""
-        message_filter = json.dumps(
-            {"types": [EventTypes.Message], "org.matrix.not_labels": ["#fun"]}
-        )
-
-        events = self._test_filter_labels(message_filter)
-
-        self.assertEqual(len(events), 3, [event["content"] for event in events])
-        self.assertEqual(events[0]["content"]["body"], "without label", events[0])
-        self.assertEqual(events[1]["content"]["body"], "with wrong label", events[1])
-        self.assertEqual(
-            events[2]["content"]["body"], "with two wrong labels", events[2]
-        )
-
-    def test_filter_labels_not_labels(self):
-        """Test that we can filter by both a label and the absence of another label."""
-        sync_filter = json.dumps(
-            {
-                "types": [EventTypes.Message],
-                "org.matrix.labels": ["#work"],
-                "org.matrix.not_labels": ["#notfun"],
-            }
-        )
-
-        events = self._test_filter_labels(sync_filter)
-
-        self.assertEqual(len(events), 1, [event["content"] for event in events])
-        self.assertEqual(events[0]["content"]["body"], "with wrong label", events[0])
-
-    def _test_filter_labels(self, message_filter):
-        self.helper.send_event(
-            room_id=self.room_id,
-            type=EventTypes.Message,
-            content={
-                "msgtype": "m.text",
-                "body": "with right label",
-                EventContentFields.LABELS: ["#fun"],
-            },
-        )
-
-        self.helper.send_event(
-            room_id=self.room_id,
-            type=EventTypes.Message,
-            content={"msgtype": "m.text", "body": "without label"},
-        )
-
-        self.helper.send_event(
-            room_id=self.room_id,
-            type=EventTypes.Message,
-            content={
-                "msgtype": "m.text",
-                "body": "with wrong label",
-                EventContentFields.LABELS: ["#work"],
-            },
-        )
-
-        self.helper.send_event(
-            room_id=self.room_id,
-            type=EventTypes.Message,
-            content={
-                "msgtype": "m.text",
-                "body": "with two wrong labels",
-                EventContentFields.LABELS: ["#work", "#notfun"],
-            },
-        )
-
-        self.helper.send_event(
-            room_id=self.room_id,
-            type=EventTypes.Message,
-            content={
-                "msgtype": "m.text",
-                "body": "with right label",
-                EventContentFields.LABELS: ["#fun"],
-            },
-        )
-
-        token = "s0_0_0_0_0_0_0_0_0"
-        request, channel = self.make_request(
-            "GET",
-            "/rooms/%s/messages?access_token=x&from=%s&filter=%s"
-            % (self.room_id, token, message_filter),
-        )
-        self.render(request)
-
-        return channel.json_body["chunk"]
-
-    def test_room_messages_purge(self):
-        store = self.hs.get_datastore()
-        pagination_handler = self.hs.get_pagination_handler()
-
-        # Send a first message in the room, which will be removed by the purge.
-        first_event_id = self.helper.send(self.room_id, "message 1")["event_id"]
-        first_token = self.get_success(
-            store.get_topological_token_for_event(first_event_id)
-        )
-
-        # Send a second message in the room, which won't be removed, and which we'll
-        # use as the marker to purge events before.
-        second_event_id = self.helper.send(self.room_id, "message 2")["event_id"]
-        second_token = self.get_success(
-            store.get_topological_token_for_event(second_event_id)
-        )
-
-        # Send a third event in the room to ensure we don't fall under any edge case
-        # due to our marker being the latest forward extremity in the room.
-        self.helper.send(self.room_id, "message 3")
-
-        # Check that we get the first and second message when querying /messages.
-        request, channel = self.make_request(
-            "GET",
-            "/rooms/%s/messages?access_token=x&from=%s&dir=b&filter=%s"
-            % (self.room_id, second_token, json.dumps({"types": [EventTypes.Message]})),
-        )
-        self.render(request)
-        self.assertEqual(channel.code, 200, channel.json_body)
-
-        chunk = channel.json_body["chunk"]
-        self.assertEqual(len(chunk), 2, [event["content"] for event in chunk])
-
-        # Purge every event before the second event.
-        purge_id = random_string(16)
-        pagination_handler._purges_by_id[purge_id] = PurgeStatus()
-        self.get_success(
-            pagination_handler._purge_history(
-                purge_id=purge_id,
-                room_id=self.room_id,
-                token=second_token,
-                delete_local_events=True,
-            )
-        )
-
-        # Check that we only get the second message through /message now that the first
-        # has been purged.
-        request, channel = self.make_request(
-            "GET",
-            "/rooms/%s/messages?access_token=x&from=%s&dir=b&filter=%s"
-            % (self.room_id, second_token, json.dumps({"types": [EventTypes.Message]})),
-        )
-        self.render(request)
-        self.assertEqual(channel.code, 200, channel.json_body)
-
-        chunk = channel.json_body["chunk"]
-        self.assertEqual(len(chunk), 1, [event["content"] for event in chunk])
-
-        # Check that we get no event, but also no error, when querying /messages with
-        # the token that was pointing at the first event, because we don't have it
-        # anymore.
-        request, channel = self.make_request(
-            "GET",
-            "/rooms/%s/messages?access_token=x&from=%s&dir=b&filter=%s"
-            % (self.room_id, first_token, json.dumps({"types": [EventTypes.Message]})),
-        )
-        self.render(request)
-        self.assertEqual(channel.code, 200, channel.json_body)
-
-        chunk = channel.json_body["chunk"]
-        self.assertEqual(len(chunk), 0, [event["content"] for event in chunk])
-
 
 class RoomSearchTestCase(unittest.HomeserverTestCase):
     servlets = [
@@ -1184,6 +1013,146 @@ class PerRoomProfilesForbiddenTestCase(unittest.HomeserverTestCase):
         self.assertEqual(res_displayname, self.displayname, channel.result)
 
 
+class RoomMembershipReasonTestCase(unittest.HomeserverTestCase):
+    """Tests that clients can add a "reason" field to membership events and
+    that they get correctly added to the generated events and propagated.
+    """
+
+    servlets = [
+        synapse.rest.admin.register_servlets_for_client_rest_resource,
+        room.register_servlets,
+        login.register_servlets,
+    ]
+
+    def prepare(self, reactor, clock, homeserver):
+        self.creator = self.register_user("creator", "test")
+        self.creator_tok = self.login("creator", "test")
+
+        self.second_user_id = self.register_user("second", "test")
+        self.second_tok = self.login("second", "test")
+
+        self.room_id = self.helper.create_room_as(self.creator, tok=self.creator_tok)
+
+    def test_join_reason(self):
+        reason = "hello"
+        request, channel = self.make_request(
+            "POST",
+            "/_matrix/client/r0/rooms/{}/join".format(self.room_id),
+            content={"reason": reason},
+            access_token=self.second_tok,
+        )
+        self.render(request)
+        self.assertEqual(channel.code, 200, channel.result)
+
+        self._check_for_reason(reason)
+
+    def test_leave_reason(self):
+        self.helper.join(self.room_id, user=self.second_user_id, tok=self.second_tok)
+
+        reason = "hello"
+        request, channel = self.make_request(
+            "POST",
+            "/_matrix/client/r0/rooms/{}/leave".format(self.room_id),
+            content={"reason": reason},
+            access_token=self.second_tok,
+        )
+        self.render(request)
+        self.assertEqual(channel.code, 200, channel.result)
+
+        self._check_for_reason(reason)
+
+    def test_kick_reason(self):
+        self.helper.join(self.room_id, user=self.second_user_id, tok=self.second_tok)
+
+        reason = "hello"
+        request, channel = self.make_request(
+            "POST",
+            "/_matrix/client/r0/rooms/{}/kick".format(self.room_id),
+            content={"reason": reason, "user_id": self.second_user_id},
+            access_token=self.second_tok,
+        )
+        self.render(request)
+        self.assertEqual(channel.code, 200, channel.result)
+
+        self._check_for_reason(reason)
+
+    def test_ban_reason(self):
+        self.helper.join(self.room_id, user=self.second_user_id, tok=self.second_tok)
+
+        reason = "hello"
+        request, channel = self.make_request(
+            "POST",
+            "/_matrix/client/r0/rooms/{}/ban".format(self.room_id),
+            content={"reason": reason, "user_id": self.second_user_id},
+            access_token=self.creator_tok,
+        )
+        self.render(request)
+        self.assertEqual(channel.code, 200, channel.result)
+
+        self._check_for_reason(reason)
+
+    def test_unban_reason(self):
+        reason = "hello"
+        request, channel = self.make_request(
+            "POST",
+            "/_matrix/client/r0/rooms/{}/unban".format(self.room_id),
+            content={"reason": reason, "user_id": self.second_user_id},
+            access_token=self.creator_tok,
+        )
+        self.render(request)
+        self.assertEqual(channel.code, 200, channel.result)
+
+        self._check_for_reason(reason)
+
+    def test_invite_reason(self):
+        reason = "hello"
+        request, channel = self.make_request(
+            "POST",
+            "/_matrix/client/r0/rooms/{}/invite".format(self.room_id),
+            content={"reason": reason, "user_id": self.second_user_id},
+            access_token=self.creator_tok,
+        )
+        self.render(request)
+        self.assertEqual(channel.code, 200, channel.result)
+
+        self._check_for_reason(reason)
+
+    def test_reject_invite_reason(self):
+        self.helper.invite(
+            self.room_id,
+            src=self.creator,
+            targ=self.second_user_id,
+            tok=self.creator_tok,
+        )
+
+        reason = "hello"
+        request, channel = self.make_request(
+            "POST",
+            "/_matrix/client/r0/rooms/{}/leave".format(self.room_id),
+            content={"reason": reason},
+            access_token=self.second_tok,
+        )
+        self.render(request)
+        self.assertEqual(channel.code, 200, channel.result)
+
+        self._check_for_reason(reason)
+
+    def _check_for_reason(self, reason):
+        request, channel = self.make_request(
+            "GET",
+            "/_matrix/client/r0/rooms/{}/state/m.room.member/{}".format(
+                self.room_id, self.second_user_id
+            ),
+            access_token=self.creator_tok,
+        )
+        self.render(request)
+        self.assertEqual(channel.code, 200, channel.result)
+
+        event_content = channel.json_body
+
+        self.assertEqual(event_content.get("reason"), reason, channel.result)
+
+
 class LabelsTestCase(unittest.HomeserverTestCase):
     servlets = [
         synapse.rest.admin.register_servlets_for_client_rest_resource,
@@ -1492,7 +1461,6 @@ class LabelsTestCase(unittest.HomeserverTestCase):
     def _send_labelled_messages_in_room(self):
         """Sends several messages to a room with different labels (or without any) to test
         filtering by label.
-
         Returns:
             The ID of the event to use if we're testing filtering on /context.
         """
diff --git a/tests/rest/client/v2_alpha/test_register.py b/tests/rest/client/v2_alpha/test_register.py
index dab87e5edf..c0d0d2b44e 100644
--- a/tests/rest/client/v2_alpha/test_register.py
+++ b/tests/rest/client/v2_alpha/test_register.py
@@ -203,6 +203,7 @@ class RegisterRestServletTestCase(unittest.HomeserverTestCase):
 
     @unittest.override_config(
         {
+            "public_baseurl": "https://test_server",
             "enable_registration_captcha": True,
             "user_consent": {
                 "version": "1",
diff --git a/tests/storage/test_e2e_room_keys.py b/tests/storage/test_e2e_room_keys.py
index d128fde441..35dafbb904 100644
--- a/tests/storage/test_e2e_room_keys.py
+++ b/tests/storage/test_e2e_room_keys.py
@@ -39,8 +39,8 @@ class E2eRoomKeysHandlerTestCase(unittest.HomeserverTestCase):
         )
 
         self.get_success(
-            self.store.set_e2e_room_key(
-                "user_id", version1, "room", "session", room_key
+            self.store.add_e2e_room_keys(
+                "user_id", version1, [("room", "session", room_key)]
             )
         )
 
@@ -51,8 +51,8 @@ class E2eRoomKeysHandlerTestCase(unittest.HomeserverTestCase):
         )
 
         self.get_success(
-            self.store.set_e2e_room_key(
-                "user_id", version2, "room", "session", room_key
+            self.store.add_e2e_room_keys(
+                "user_id", version2, [("room", "session", room_key)]
             )
         )
 
diff --git a/tests/storage/test_roommember.py b/tests/storage/test_roommember.py
index 9ddd17f73d..105a0c2b02 100644
--- a/tests/storage/test_roommember.py
+++ b/tests/storage/test_roommember.py
@@ -16,8 +16,7 @@
 
 from unittest.mock import Mock
 
-from synapse.api.constants import EventTypes, Membership
-from synapse.api.room_versions import RoomVersions
+from synapse.api.constants import Membership
 from synapse.rest.admin import register_servlets_for_client_rest_resource
 from synapse.rest.client.v1 import login, room
 from synapse.types import Requester, UserID
@@ -44,9 +43,6 @@ class RoomMemberStoreTestCase(unittest.HomeserverTestCase):
         # We can't test the RoomMemberStore on its own without the other event
         # storage logic
         self.store = hs.get_datastore()
-        self.storage = hs.get_storage()
-        self.event_builder_factory = hs.get_event_builder_factory()
-        self.event_creation_handler = hs.get_event_creation_handler()
 
         self.u_alice = self.register_user("alice", "pass")
         self.t_alice = self.login("alice", "pass")
@@ -55,26 +51,6 @@ class RoomMemberStoreTestCase(unittest.HomeserverTestCase):
         # User elsewhere on another host
         self.u_charlie = UserID.from_string("@charlie:elsewhere")
 
-    def inject_room_member(self, room, user, membership, replaces_state=None):
-        builder = self.event_builder_factory.for_room_version(
-            RoomVersions.V1,
-            {
-                "type": EventTypes.Member,
-                "sender": user,
-                "state_key": user,
-                "room_id": room,
-                "content": {"membership": membership},
-            },
-        )
-
-        event, context = self.get_success(
-            self.event_creation_handler.create_new_client_event(builder)
-        )
-
-        self.get_success(self.storage.persistence.persist_event(event, context))
-
-        return event
-
     def test_one_member(self):
 
         # Alice creates the room, and is automatically joined
diff --git a/tests/unittest.py b/tests/unittest.py
index 561cebc223..31997a0f31 100644
--- a/tests/unittest.py
+++ b/tests/unittest.py
@@ -1,6 +1,7 @@
 # -*- coding: utf-8 -*-
 # Copyright 2014-2016 OpenMarket Ltd
 # Copyright 2018 New Vector
+# Copyright 2019 Matrix.org Federation 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.
@@ -13,6 +14,7 @@
 # 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 gc
 import hashlib
 import hmac
@@ -27,13 +29,17 @@ from twisted.internet.defer import Deferred, succeed
 from twisted.python.threadpool import ThreadPool
 from twisted.trial import unittest
 
-from synapse.api.constants import EventTypes
+from synapse.api.constants import EventTypes, Membership
+from synapse.api.room_versions import KNOWN_ROOM_VERSIONS
 from synapse.config.homeserver import HomeServerConfig
+from synapse.config.ratelimiting import FederationRateLimitConfig
+from synapse.federation.transport import server as federation_server
 from synapse.http.server import JsonResource
 from synapse.http.site import SynapseRequest
 from synapse.logging.context import LoggingContext
 from synapse.server import HomeServer
 from synapse.types import Requester, UserID, create_requester
+from synapse.util.ratelimitutils import FederationRateLimiter
 
 from tests.server import get_clock, make_request, render, setup_test_homeserver
 from tests.test_utils.logging_setup import setup_logging
@@ -559,6 +565,66 @@ class HomeserverTestCase(TestCase):
         self.render(request)
         self.assertEqual(channel.code, 403, channel.result)
 
+    def inject_room_member(self, room: str, user: str, membership: Membership) -> None:
+        """
+        Inject a membership event into a room.
+
+        Args:
+            room: Room ID to inject the event into.
+            user: MXID of the user to inject the membership for.
+            membership: The membership type.
+        """
+        event_builder_factory = self.hs.get_event_builder_factory()
+        event_creation_handler = self.hs.get_event_creation_handler()
+
+        room_version = self.get_success(self.hs.get_datastore().get_room_version(room))
+
+        builder = event_builder_factory.for_room_version(
+            KNOWN_ROOM_VERSIONS[room_version],
+            {
+                "type": EventTypes.Member,
+                "sender": user,
+                "state_key": user,
+                "room_id": room,
+                "content": {"membership": membership},
+            },
+        )
+
+        event, context = self.get_success(
+            event_creation_handler.create_new_client_event(builder)
+        )
+
+        self.get_success(
+            self.hs.get_storage().persistence.persist_event(event, context)
+        )
+
+
+class FederatingHomeserverTestCase(HomeserverTestCase):
+    """
+    A federating homeserver that authenticates incoming requests as `other.example.com`.
+    """
+
+    def prepare(self, reactor, clock, homeserver):
+        class Authenticator(object):
+            def authenticate_request(self, request, content):
+                return succeed("other.example.com")
+
+        ratelimiter = FederationRateLimiter(
+            clock,
+            FederationRateLimitConfig(
+                window_size=1,
+                sleep_limit=1,
+                sleep_msec=1,
+                reject_limit=1000,
+                concurrent_requests=1000,
+            ),
+        )
+        federation_server.register_servlets(
+            homeserver, self.resource, Authenticator(), ratelimiter
+        )
+
+        return super().prepare(reactor, clock, homeserver)
+
 
 def override_config(extra_config):
     """A decorator which can be applied to test functions to give additional HS config
diff --git a/tests/utils.py b/tests/utils.py
index 7dc9bdc505..de2ac1ed33 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -109,6 +109,7 @@ def default_config(name, parse=False):
     """
     config_dict = {
         "server_name": name,
+        "send_federation": False,
         "media_store_path": "media",
         "uploads_path": "uploads",
         # the test signing key is just an arbitrary ed25519 key to keep the config