FizzBuzz test

FizzBuzz.swift

func fizzBuzz(number: Int) -> String {
    if number % 3 == 0 && number % 5 == 0 {
        return "Fizz Buzz"
    } else {
        if number % 3 == 0 {
            return "Fizz"
        } else {
            if number % 5 == 0 {
                return "Buzz"
            } else {
                return String(number)
            }
        }
    }
}

print(fizzBuzz(number: 3))
print(fizzBuzz(number: 5))
print(fizzBuzz(number: 15))
print(fizzBuzz(number: 16))