Strip "join_authorised_via_users_server" from join events which do not need it. (#10933)

This fixes a "Event not signed by authorising server" error when
transition room member from join -> join, e.g. when updating a
display name or avatar URL for restricted rooms.

1 files changed, 5 insertions, 4 deletions

diff --git a/tests/test_event_auth.py b/tests/test_event_auth.py
index 6ebd01bcbe..1a4d078780 100644
--- a/tests/test_event_auth.py
+++ b/tests/test_event_auth.py
@@ -16,6 +16,7 @@ import unittest
 from typing import Optional
 
 from synapse import event_auth
+from synapse.api.constants import EventContentFields
 from synapse.api.errors import AuthError
 from synapse.api.room_versions import RoomVersions
 from synapse.events import EventBase, make_event_from_dict
@@ -380,7 +381,7 @@ class EventAuthTestCase(unittest.TestCase):
         authorised_join_event = _join_event(
             pleb,
             additional_content={
-                "join_authorised_via_users_server": "@creator:example.com"
+                EventContentFields.AUTHORISING_USER: "@creator:example.com"
             },
         )
         event_auth.check(
@@ -404,7 +405,7 @@ class EventAuthTestCase(unittest.TestCase):
             _join_event(
                 pleb,
                 additional_content={
-                    "join_authorised_via_users_server": "@inviter:foo.test"
+                    EventContentFields.AUTHORISING_USER: "@inviter:foo.test"
                 },
             ),
             pl_auth_events,
@@ -431,7 +432,7 @@ class EventAuthTestCase(unittest.TestCase):
                 _join_event(
                     pleb,
                     additional_content={
-                        "join_authorised_via_users_server": "@other:example.com"
+                        EventContentFields.AUTHORISING_USER: "@other:example.com"
                     },
                 ),
                 auth_events,
@@ -448,7 +449,7 @@ class EventAuthTestCase(unittest.TestCase):
                     "join",
                     sender=creator,
                     additional_content={
-                        "join_authorised_via_users_server": "@inviter:foo.test"
+                        EventContentFields.AUTHORISING_USER: "@inviter:foo.test"
                     },
                 ),
                 auth_events,