public void when2NumbersAreUsedThenNoExceptionIsThrown()
{
Assert.DoesNotThrow(() => StringCalculator8.Add("1,2"));
}
public void whenNegativeNumbersAreUsedThenRuntimeExceptionIsThrown()
{
TestDelegate code = () => StringCalculator8.Add("3,-6,15,-18,46,33");
Assert.Throws(Is.TypeOf <ArgumentException>().And.Message.EqualTo("Negatives not allowed: -6,-18"), code);
}
public void whenOneOrMoreNumbersAreGreaterThan1000IsUsedThenItIsNotIncludedInSum()
{
Assert.AreEqual(3 + 1000 + 6, StringCalculator8.Add("3,1000,1001,6,1234"));
}
public void whenNewLineIsUsedBetweenNumbersThenReturnValuesAreTheirSums()
{
Assert.AreEqual(3 + 6 + 15, StringCalculator8.Add("3,6\n15"));
}
public void whenDelimeterIsSpecifiedThenItIsUsedToSeparateNumbers()
{
Assert.AreEqual(3 + 6 + 15, StringCalculator8.Add("//;\n3;6;15"));
}
public void whenAnyNumberOfNumbersIsUsedThenReturnValueAreTheirSums()
{
Assert.AreEqual(3 + 6 + 15 + 18 + 46 + 33, StringCalculator8.Add("3,6,15,18,46,33"));
}
public void whenTwoNumbresAreUsedThenReturnValueIsTheirSum()
{
Assert.AreEqual(3 + 6, StringCalculator8.Add("3,6"));
}
public void whenOneIsUsedThenReturnValueIsThatSameNumber()
{
Assert.AreEqual(3, StringCalculator8.Add("3"));
}
public void whenEmptyStringIsUsedThenReturnValueIs0()
{
Assert.AreEqual(0, StringCalculator8.Add(""));
}
public void whenNonNumberIsUsedThenExceptionIsThrown()
{
Assert.Throws(typeof(FormatException), () => StringCalculator8.Add("1,x"));
}