public void CanTestSingleNumber(int number, string expectedresult)
        {
            var actualresult = NumberDiv3or5.PrintFizzBuzz(number);

            Assert.That(actualresult, Is.EqualTo(expectedresult),
                        string.Format("result of entered number [{0}] is [{1}] but it should be [{2}]", number,
                                      actualresult, expectedresult));
        }
 public void CanTestFizz()
 {
     Console.WriteLine(NumberDiv3or5.PrintFizzBuzz());
     Assert.That(NumberDiv3or5.PrintFizzBuzz(), Is.EqualTo(_finalOutput));
 }