public void whenAnyNumberOfNumbersIsUsedThenReturnValueAreTheirSums() { Assert.AreEqual(3 + 6 + 15 + 18 + 46 + 33, StringCalculator4.Add("3,6,15,18,46,33")); }
public void whenTwoNumbresAreUsedThenReturnValueIsTheirSum() { Assert.AreEqual(3 + 6, StringCalculator4.Add("3,6")); }
public void whenOneIsUsedThenReturnValueIsThatSameNumber() { Assert.AreEqual(3, StringCalculator4.Add("3")); }
public void whenEmptyStringIsUsedThenReturnValueIs0() { Assert.AreEqual(0, StringCalculator4.Add("")); }
public void whenNonNumberIsUsedThenExceptionIsThrown() { Assert.Throws(typeof(FormatException), () => StringCalculator4.Add("1,x")); }
public void when2NumbersAreUsedThenNoExceptionIsThrown() { Assert.DoesNotThrow(() => StringCalculator4.Add("1,2")); }