public void whenMoreThan2NumbersAreUsedThenExceptionIsThrown() { Assert.Throws(typeof(ArgumentException), () => StringCalculator2.Add("1,2,3")); }
public void whenNonNumberIsUsedThenExceptionIsThrown() { Assert.Throws(typeof(FormatException), () => StringCalculator2.Add("1,x")); }
public void whenEmptyStringIsUsedThenReturnValueIs0() { Assert.AreEqual(0, StringCalculator2.Add("")); }
public void when2NumbersAreUsedThenNoExceptionIsThrown() { Assert.DoesNotThrow(() => StringCalculator2.Add("1,2")); }