expect(received).toBeNull() Received: undefined at Array.toBeNull (spec/integ/matrix-client-event-timeline.spec.ts:1120:43) at HttpBackend._takeFromQueue (node_modules/matrix-mock-request/lib/index.js:249:34) at _tryFlush (node_modules/matrix-mock-request/lib/index.js:134:20) at Timeout.tryFlush [as _onTimeout] (node_modules/matrix-mock-request/lib/index.js:124:13)

expect(received).toBeNull() Received: {"_events": {}, "_eventsCount": 0, "_isOutOfBand": false, "_maxListeners": undefined, "disambiguate": false, "events": {"member": {"content": {"displayname": "meow", "membership": "join"}, "event_id": "$15-0.8340423255739344-0.13842104613837392", "origin_server_ts": 0, "room_id": "!foo:bar", "sender": "@alice:localhost", "state_key": "@alice:localhost", "txn_id": "~0.8280236893722641", "type": "m.room.member", "unsigned": {}}}, "membership": "join", "modified": 1722360403661, "name": "meow", "powerLevel": 0, "powerLevelNorm": 0, "rawDisplayName": "meow", "requestedProfileInfo": false, "roomId": "!foo:bar", "typing": false, "user": undefined, "userId": "@alice:localhost", Symbol(shapeMode): false, Symbol(kCapture): false} at toBeNull (spec/integ/matrix-client-event-timeline.spec.ts:1221:59) at async Promise.all (index 0)