public void Aggregate_ReturnsTheAvegareOfAllAggregatedValues()
{
var reading1 = new Reading() { FeatureName = "test", Data = new AvgReadingData(10.0) };
var reading2 = new Reading() { FeatureName = "test", Data = new AvgReadingData(1.0) };
var reading3 = new Reading() { FeatureName = "test", Data = new AvgReadingData(4.0) };
reading1.Data.Aggregate(reading2.Data);
reading1.Data.Aggregate(reading3.Data);
Assert.That(reading1.Data.GetValue(), Is.EqualTo(5.0));
}
}