public void GetFactorCount_5_Expect2()
{
// Arrange
NumbersUtility numbersUtility = new NumbersUtility();
// Act
var result = numbersUtility.GetFactorCount(5);
// Assert
Assert.AreEqual(2, result);
}
public void GetFactorCount_NumberIsNegative_ExpectInvalidOperationException()
{
// Arrange
NumbersUtility numbersUtility = new NumbersUtility();
// Act
Action action = () => numbersUtility.GetFactorCount(-1);
// Assert
Assert.ThrowsException <InvalidOperationException>(action);
}