@Test
public void testBetween(){

	Date start = DateUtils.parse("2016-12-06 17:35:30");
	Date end = DateUtils.parse("2016-12-06 17:35:33");
	Period period = JodatimeUtils.between(start, end);
	assertThat(period.getSeconds(), equalTo(Seconds.THREE.getSeconds()));
	assertThat(Seconds.secondsBetween(new LocalDateTime(start), new LocalDateTime(end)), equalTo(Seconds.THREE));
}