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-rw-r--r--tests/rest/admin/test_admin.py6
-rw-r--r--tests/rest/client/test_retention.py293
-rw-r--r--tests/rest/client/v1/test_rooms.py145
-rw-r--r--tests/rest/client/v2_alpha/test_register.py1
-rw-r--r--tests/rest/media/v1/test_url_preview.py35
5 files changed, 477 insertions, 3 deletions
diff --git a/tests/rest/admin/test_admin.py b/tests/rest/admin/test_admin.py
index 8e1ca8b738..9575058252 100644
--- a/tests/rest/admin/test_admin.py
+++ b/tests/rest/admin/test_admin.py
@@ -628,10 +628,12 @@ class PurgeRoomTestCase(unittest.HomeserverTestCase):
             "local_invites",
             "room_account_data",
             "room_tags",
+            "state_groups",
+            "state_groups_state",
         ):
             count = self.get_success(
                 self.store._simple_select_one_onecol(
-                    table="events",
+                    table=table,
                     keyvalues={"room_id": room_id},
                     retcol="COUNT(*)",
                     desc="test_purge_room",
@@ -639,3 +641,5 @@ class PurgeRoomTestCase(unittest.HomeserverTestCase):
             )
 
             self.assertEqual(count, 0, msg="Rows not purged in {}".format(table))
+
+    test_purge_room.skip = "Disabled because it's currently broken"
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 c5d67fc1cd..ea4b58d37a 100644
--- a/tests/rest/client/v1/test_rooms.py
+++ b/tests/rest/client/v1/test_rooms.py
@@ -27,7 +27,9 @@ from twisted.internet import defer
 
 import synapse.rest.admin
 from synapse.api.constants import EventContentFields, EventTypes, Membership
+from synapse.handlers.pagination import PurgeStatus
 from synapse.rest.client.v1 import login, profile, room
+from synapse.util.stringutils import random_string
 
 from tests import unittest
 
@@ -1011,6 +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,
@@ -1319,7 +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.
         """
@@ -1383,4 +1524,4 @@ class LabelsTestCase(unittest.HomeserverTestCase):
             tok=self.tok,
         )
 
-        return event_id
+        return event_id
\ No newline at end of file
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/rest/media/v1/test_url_preview.py b/tests/rest/media/v1/test_url_preview.py
index 976652aee8..852b8ab11c 100644
--- a/tests/rest/media/v1/test_url_preview.py
+++ b/tests/rest/media/v1/test_url_preview.py
@@ -247,6 +247,41 @@ class URLPreviewTests(unittest.HomeserverTestCase):
         self.assertEqual(channel.code, 200)
         self.assertEqual(channel.json_body["og:title"], "\u0434\u043a\u0430")
 
+    def test_overlong_title(self):
+        self.lookups["matrix.org"] = [(IPv4Address, "8.8.8.8")]
+
+        end_content = (
+            b"<html><head>"
+            b"<title>" + b"x" * 2000 + b"</title>"
+            b'<meta property="og:description" content="hi" />'
+            b"</head></html>"
+        )
+
+        request, channel = self.make_request(
+            "GET", "url_preview?url=http://matrix.org", shorthand=False
+        )
+        request.render(self.preview_url)
+        self.pump()
+
+        client = self.reactor.tcpClients[0][2].buildProtocol(None)
+        server = AccumulatingProtocol()
+        server.makeConnection(FakeTransport(client, self.reactor))
+        client.makeConnection(FakeTransport(server, self.reactor))
+        client.dataReceived(
+            (
+                b"HTTP/1.0 200 OK\r\nContent-Length: %d\r\n"
+                b'Content-Type: text/html; charset="windows-1251"\r\n\r\n'
+            )
+            % (len(end_content),)
+            + end_content
+        )
+
+        self.pump()
+        self.assertEqual(channel.code, 200)
+        res = channel.json_body
+        # We should only see the `og:description` field, as `title` is too long and should be stripped out
+        self.assertCountEqual(["og:description"], res.keys())
+
     def test_ipaddr(self):
         """
         IP addresses can be previewed directly.