public void testAverageAndStdDev()
{
IRunningAverageAndStdDev avg = new FullRunningAverageAndStdDev();
IRunningAverageAndStdDev inverted = new InvertedRunningAverageAndStdDev(avg);
Assert.AreEqual(0, inverted.GetCount());
avg.AddDatum(1.0);
Assert.AreEqual(1, inverted.GetCount());
Assert.AreEqual(-1.0, inverted.GetAverage(), EPSILON);
avg.AddDatum(2.0);
Assert.AreEqual(2, inverted.GetCount());
Assert.AreEqual(-1.5, inverted.GetAverage(), EPSILON);
Assert.AreEqual(Math.Sqrt(2.0)/2.0, inverted.GetStandardDeviation(), EPSILON);
}
public void testAverageAndStdDev()
{
IRunningAverageAndStdDev avg = new FullRunningAverageAndStdDev();
IRunningAverageAndStdDev inverted = new InvertedRunningAverageAndStdDev(avg);
Assert.AreEqual(0, inverted.GetCount());
avg.AddDatum(1.0);
Assert.AreEqual(1, inverted.GetCount());
Assert.AreEqual(-1.0, inverted.GetAverage(), EPSILON);
avg.AddDatum(2.0);
Assert.AreEqual(2, inverted.GetCount());
Assert.AreEqual(-1.5, inverted.GetAverage(), EPSILON);
Assert.AreEqual(Math.Sqrt(2.0) / 2.0, inverted.GetStandardDeviation(), EPSILON);
}
public void testAndStdDevUnsupported3()
{
IRunningAverage inverted = new InvertedRunningAverageAndStdDev(new FullRunningAverageAndStdDev());
inverted.RemoveDatum(1.0);
}
public void testAndStdDevUnsupported2()
{
IRunningAverage inverted = new InvertedRunningAverageAndStdDev(new FullRunningAverageAndStdDev());
inverted.ChangeDatum(1.0);
}