public void TotalIgnoresValuesGreaterThanOneThousandAndOne() { // Arrange var expected = 1; var numbers = new string[] { "1", "1001", "5000" }; var validatingTotaler = new ValidatingNumberArrayTotaler(_numberTotaler); // Act var actual = validatingTotaler.Total(numbers: numbers); // Assert Assert.AreEqual(expected, actual); }
public void TotalReturnsSumOfAllNumbersInArray() { // Arrange var expected = 6; var numbers = new string[] { "1", "2", "3" }; var validatingTotaler = new ValidatingNumberArrayTotaler(_numberTotaler); // Act var actual = validatingTotaler.Total(numbers: numbers); // Assert Assert.AreEqual(expected, actual); }
public void TotalReturnsZeroWhenArrayIsNull() { // Arrange var expected = 0; var validatingTotaler = new ValidatingNumberArrayTotaler(_numberTotaler); // Act var actual = validatingTotaler.Total(null); // Assert Assert.AreEqual(expected, actual); }
public void TotalWithArrayContainingMinusOneTwoMinusThreeThrowsException() { // Arrange Exception expected = new Exception("Negatives not allowed: -1,-3"); Exception actual = null; var totaler = new ValidatingNumberArrayTotaler(_numberTotaler); // Act try { var result = totaler.Total(new string[] { "-1", "2", "-3" }); } catch (Exception ex) { actual = ex; } // Assert Assert.AreEqual(expected.Message, actual.Message); }