Request both m.space.parent and m.space.child state events in the sliding sync required state as they're both required to build a full view of the room hierarchy.

Author: stefanceriu

crates/matrix-sdk-ui/src/room_list_service/mod.rs

@@ -96,6 +96,8 @@ const DEFAULT_REQUIRED_STATE: &[(StateEventType, &str)] = &[
     (StateEventType::RoomHistoryVisibility, ""),
     // Required to correctly calculate the room display name.
     (StateEventType::MemberHints, ""),
+    (StateEventType::SpaceParent, "*"),
+    (StateEventType::SpaceChild, "*"),
 ];
 
 /// The default `required_state` constant value for sliding sync room

crates/matrix-sdk-ui/tests/integration/room_list_service.rs

@@ -369,6 +369,8 @@ async fn test_sync_all_states() -> Result<(), Error> {
                         ["m.room.create", ""],
                         ["m.room.history_visibility", ""],
                         ["io.element.functional_members", ""],
+                        ["m.space.parent", "*"],
+                        ["m.space.child", "*"],
                     ],
                     "filters": {},
                     "timeline_limit": 1,
@@ -2273,6 +2275,8 @@ async fn test_room_subscription() -> Result<(), Error> {
                         ["m.room.create", ""],
                         ["m.room.history_visibility", ""],
                         ["io.element.functional_members", ""],
+                        ["m.space.parent", "*"],
+                        ["m.space.child", "*"],
                         ["m.room.pinned_events", ""],
                     ],
                     "timeline_limit": 20,
@@ -2316,6 +2320,8 @@ async fn test_room_subscription() -> Result<(), Error> {
                         ["m.room.create", ""],
                         ["m.room.history_visibility", ""],
                         ["io.element.functional_members", ""],
+                        ["m.space.parent", "*"],
+                        ["m.space.child", "*"],
                         ["m.room.pinned_events", ""],
                     ],
                     "timeline_limit": 20,