public void test_StandardDeviation_throws_MathError_with_0_items_list()
{
/*Zero items in list should return 0 standard deviation. List is cleared and after
* assertion it is restored.*/
testList.Clear();
Assert.Throws <MathError>(() => Variance.StandardDeviation(testList));
testList.Add(2.2);
testList.Add(3.5);
testList.Add(3);
testList.Add(14);
}
public void test_StandardDeviation_throws_MathError_with_null_list()
{
Assert.Throws <MathError>(() => Variance.StandardDeviation(null));
}
public void test_StandardDeviation_calculates_correct_result()
{
/*Test result for testList calculated with R = 5.575766. Test rounds it up to 4 decimals*/
Assert.AreEqual(Math.Round(5.575766, 4), Math.Round(Variance.StandardDeviation(testList), 4));
}
