public void Sample_with_repeated_values___no_outlier_reported()
{
double[] values = Enumerable.Repeat(0.1, 5).ToArray();
var sample = new Sample(values);
var sut = new ChauvenetOutlierDetection(sample);
var actual = sut.GetOutliers().ToArray();
Assert.AreEqual(0, actual.Length);
}
public void Sample_without_outlier___no_outlier_reported()
{
double[] values = { 0, 3, 4, 1, 2, 3, 0, 2, 1, 3, 2, 0, 2, 2, 3, 2, 5, 2, 1, 3 };
var sample = new Sample(values);
var sut = new ChauvenetOutlierDetection(sample);
var actual = sut.GetOutliers().ToArray();
Assert.AreEqual(0, actual.Length);
}
public void Outlier___true()
{
double[] values = { 1, 2, 3 };
var sample = new Sample(values);
ChauvenetOutlierDetection sut = new ChauvenetOutlierDetection(sample);
bool actual = sut.IsOutlier((double.NaN, 15));
Assert.IsTrue(actual);
}
public void Sample_with_outlier___outlier_reported()
{
double[] values = { 0, 3, 4, 1, 2, 3, 0, 2, 1, 3, 2, 0, 2, 2, 3, 2, 5, 2, 3, 1, 999 };
double[] expected = { 999 };
var sample = new Sample(values);
var sut = new ChauvenetOutlierDetection(sample);
var actual = sut.GetOutliers().ToArray();
CollectionAssert.AreEqual(expected, actual);
}
