FizzBuzz-TDD/FizzBuzz.java

public class FizzBuzz {

    public FizzBuzz(){  
    }

    public String answer (int input){
        if (input % 3 == 0 && input % 5 == 0){
            return "FizzBuzz";
        }
        else if (input % 3 == 0){
            return "Fizz";
        }
        else if (input % 5 == 0){
            return "Buzz";
        }
        else {
            return String.valueOf(input);
        }
    }
}