@Test
 public void fizzBuzzReturnsFizzBuzzWhenPassedAMultipleOf3And5() {
   result = fizzbuzz.convert(15);
   assertEquals("FizzBuzz", result);
 }
 @Test
 public void fizzbuzzReturnsBuzzWhenPassedAMultipleOf5() {
   result = fizzbuzz.convert(10);
   assertEquals("Buzz", result);
 }
 @Test
 public void fizzbuzzReturnsBuzzWhenPassedTheNumber5() {
   result = fizzbuzz.convert(5);
   assertEquals("Buzz", result);
 }
 @Test
 public void fizzbuzzReturnsFizzWhenPassedTheNumber3() {
   result = fizzbuzz.convert(3);
   assertEquals("Fizz", result);
 }
 @Test
 public void fizzbuzzReturns2WhenPassedTheNumber2() {
   result = fizzbuzz.convert(2);
   assertEquals("2", result);
 }
 @Test
 public void fizzbuzzReturns1WhenPassedTheNumber1() {
   result = fizzbuzz.convert(1);
   assertEquals("1", result);
 }