private (string SensorId, double Temperature) GetTemperatureSensorData(TemperatureSensor temperatureSensor) { string SensorId = temperatureSensor.Id; double Temperature = temperatureSensor.GetTemperature(); Debug.Assert(!string.IsNullOrWhiteSpace(SensorId), "sensor-id should not be null or blank"); Debug.Assert(Temperature >= 0, "temperature shouldbe >= 0"); return(SensorId, Temperature); }