public async Task clear_stream_state_errors() { var mockStreamStateRepo = new Mock <IStreamStateRepo>(); var options = new SubscriberOptions(new List <SubscriptionStreamId>()); var subscriber = new Subscriber(NullStandardLogger.Instance, null, null, null, null, null, mockStreamStateRepo.Object, options); await subscriber.ClearStreamStateErrorsAsync(); mockStreamStateRepo.Verify(x => x.ClearStreamStateErrorsAsync()); }