public void test_isValidDay_int_febLeap() {

    YearMonth test = YearMonth.of(2008, 2);
    assertEquals(test.isValidDay(1), true);
    assertEquals(test.isValidDay(29), true);

    assertEquals(test.isValidDay(-1), false);
    assertEquals(test.isValidDay(0), false);
    assertEquals(test.isValidDay(30), false);
    assertEquals(test.isValidDay(32), false);
  }

  // -----------------------------------------------------------------------
  // atDay(int)
  // -----------------------------------------------------------------------
  @Test(groups = { "tck" }