Fibonacci { public static boolean checkeven(int n) { if (n%2 == 0) return true; else return false; }  static long compute(int n); static long computeLessThanFourMillion(); static boolean checkeven(int n);  }
@Test public void check_if_even_input_is_10() { Assertions.assertThat(Fibonacci.checkeven(10)).isTrue(); }
@Test public void check_if_even_input_is_5() { Assertions.assertThat(Fibonacci.checkeven(5)).isFalse(); }