public void testConstructor_RP_RP_PeriodType7() throws Throwable {
        Partial dt1 = new Partial().with(DateTimeFieldType.year(), 2005).with(DateTimeFieldType.monthOfYear(), 12);
        Partial dt2 = new Partial().with(DateTimeFieldType.year(), 2005).with(DateTimeFieldType.hourOfDay(), 14);
        try {
            new Period(dt1, dt2, PeriodType.standard());
            fail();
        } catch (IllegalArgumentException ex) {}
    }