public void FilterFeaturesUsingStartTime() { var features = new[] { new TimeDependentFeature { Time = new DateTime(2000, 1, 1) }, new TimeDependentFeature { Time = new DateTime(2001, 1, 1) } }; var featureCollection = new FeatureCollection(features, typeof(TimeDependentFeature)); featureCollection.SetCurrentTimeSelection(new DateTime(2001, 1, 1), null); featureCollection.Features.Count .Should().Be.EqualTo(1); }