FizzBuzzTest.java

import  org.junit.Assert;

public class FizzBuzzTest  {
        public void  testFizzBuzShouldReturn_1_WhenInput_1() {
                FizzBuzz fizzBuzz = new FizzBuzz();
                
                Assert.assertEquals("1", fizzBuzz.doFizzBuzz(1));
        }
        
        public void  testFizzBuzShouldReturn_2_WhenInput_2() {
                FizzBuzz fizzBuzz = new FizzBuzz();
                
                Assert.assertEquals("2", fizzBuzz.doFizzBuzz(2));
        }
        
        public void  testFizzBuzShouldReturn_Fizz_WhenInput_3() {
                FizzBuzz fizzBuzz = new FizzBuzz();
                
                Assert.assertEquals("Fizz", fizzBuzz.doFizzBuzz(3));
        }
}