public async Task Websocket_stream_should_work_when_client_closes()
        {
            await ConnectAsync(msg => Log.Info(msg));

            await _connection.InvokeAsync(nameof(IServerSource.Send), "payload");

            _fromClient.RequestNext().Should().BeOfType <Connected>();
            _fromClient.RequestNext().Should().BeOfType <Received>();

            // Client-initiated disconnect
            _connected = false;
            await _connection.StopAsync();

            await _connection.DisposeAsync();

            _connection = null;

            // Server should know
            _fromClient.RequestNext().Should().BeOfType <Disconnected>();

            // Client reconnects to server
            var connection = _factory.CreateHubConnection();

            connection.On <string>(nameof(IClientSink.Receive), msg => Log.Info(msg));
            await connection.StartAsync();

            // Server should see new connection
            _fromClient.RequestNext().Should().BeOfType <Connected>();

            // Send new message
            await connection.InvokeAsync(nameof(IServerSource.Send), "payload");

            _fromClient.RequestNext().Should().BeOfType <Received>();
        }