@Test
public void onlyQuarters() {

	final DateRangeParser parser = new DateRangeParser(new ParserConfig());
	List.of(CDateRange.of(QuarterUtils.getFirstDayOfQuarter(2011,1), QuarterUtils.getLastDayOfQuarter(2011,1)))
		.forEach(parser::registerValue);
	assertThat(parser.decideType().getType()).isInstanceOf(DateRangeTypeQuarter.class);
}