public void NoRegistrations() { //Arrange var wa = new WelfordsAlgorithm(); //Assert Assert.Equal(0, wa.GetNormalSample(), 2); }
public void ZeroAmount() { //Arrange var wa = new WelfordsAlgorithm(); wa.AddDataPoint(0); //Assert Assert.Equal(0, wa.GetNormalSample(), 0); }
public void NegativeAmount() { //Arrange var wa = new WelfordsAlgorithm(); wa.AddDataPoint(-1); //Assert Assert.Equal(-1, wa.GetNormalSample()); }
public void CalculateMeanAndStdDev(double[] inputValues, double expectedMean, double expectedStDev) { //Arrange var sut = new WelfordsAlgorithm(); WelfordsAlgorithmState result = null; //Act foreach (var dataPoint in inputValues) { result = sut.AddDataPoint(dataPoint); } //Assert Assert.NotNull(result); Assert.Equal(expectedMean, result.Mean, 2); Assert.Equal(expectedStDev, result.StandardDeviation, 2); }