public void test_get_DateTimeField() {

    assertEquals(this.TEST_2008_06.getLong(ChronoField.YEAR), 2008);
    assertEquals(this.TEST_2008_06.getLong(ChronoField.MONTH_OF_YEAR), 6);
    assertEquals(this.TEST_2008_06.getLong(ChronoField.YEAR_OF_ERA), 2008);
    assertEquals(this.TEST_2008_06.getLong(ChronoField.ERA), 1);
    assertEquals(this.TEST_2008_06.getLong(ChronoField.EPOCH_MONTH), (2008 - 1970) * 12 + 6 - 1);
  }

  @Test(expectedExceptions = NullPointerException.class, groups = { "tck" }