public void ShouldNotReturnNumberNotDivisibleByAsBuzz()
        {
            //arrange
            FluentFizzBuzz fluentFizzBuzz = new FluentFizzBuzz();
            //act
            string actualReturnValue = fluentFizzBuzz.WhenPassed(4).Returns().Buzz();

            //assert
            actualReturnValue.Should().NotBe("buzz");
        }
        public void ShouldReturnNumberAsAString()
        {
            //arrange
            FluentFizzBuzz fluentFizzBuzz = new FluentFizzBuzz();
            //act
            string actualReturnValue = fluentFizzBuzz.WhenPassed(1).Returns().NumberAsAString();

            //assert
            actualReturnValue.Should().Be("1");
        }
        public void ShouldReturnNumberDivisibleBy3AsFizz()
        {
            //arrange
            FluentFizzBuzz fluentFizzBuzz = new FluentFizzBuzz();
            //act
            string actualReturnValue = fluentFizzBuzz.WhenPassed(3).Returns().Fizz();

            //assert
            actualReturnValue.Should().Be("fizz");
        }