public void testPropertySetMinute() {
        LocalDateTime test = new LocalDateTime(2005, 6, 9, 10, 20, 30, 40);
        LocalDateTime copy = test.minuteOfHour().setCopy(12);
        check(test, 2005, 6, 9, 10, 20, 30, 40);
        check(copy, 2005, 6, 9, 10, 12, 30, 40);
        
        try {
            test.minuteOfHour().setCopy(60);
            fail();
        } catch (IllegalArgumentException ex) {}
        try {
            test.minuteOfHour().setCopy(-1);
            fail();
        } catch (IllegalArgumentException ex) {}
    }