@Test
public void toJdkCalendarTest()
{

    DateTimeUnit dateTimeUnit = new DateTimeUnit( 2014, 3, 20, true );
    Calendar calendar = dateTimeUnit.toJdkCalendar();
    assertEquals( 2014, calendar.get( Calendar.YEAR ) );
    assertEquals( 2, calendar.get( Calendar.MONTH ) );
    assertEquals( 20, calendar.get( Calendar.DAY_OF_MONTH ) );
}