Understanding joda time PeriodFormatter
问题 I thought I understand it, but apparently I don't. Can you help me make these unit tests pass? @Test public void second() { assertEquals("00:00:01", OurDateTimeFormatter.format(1000)); } @Test public void minute() { assertEquals("00:01:00", OurDateTimeFormatter.format(1000 * 60)); } @Test public void hour() { assertEquals("01:00:00", OurDateTimeFormatter.format(1000 * 60 * 60)); } @Test public void almostMidnight() { final int secondsInDay = 60 * 60 * 24; assertEquals("23:59:59",