public void FizzBuzzer_Given15_returnsFizzBuzz1()
        {
            //Arrange
            var sut    = new FizzBuzz.FizzBuzz();
            var result = sut.FizzBuzzer(15);

            Assert.AreEqual("FizzBuzz", result);
        }
        public void FizzBuzzer_Given2_returnsString1()
        {
            //Arrange
            var sut    = new FizzBuzz.FizzBuzz();
            var result = sut.FizzBuzzer(2);

            Assert.AreEqual("2", result);
        }