public void test_getDifference_long_int() {
        assertEquals(567, MillisDurationField.INSTANCE.getDifference(567L, 0L));
        assertEquals(567 - 1234, MillisDurationField.INSTANCE.getDifference(567L, 1234L));
        assertEquals(567 + 1234, MillisDurationField.INSTANCE.getDifference(567L, -1234L));
        try {
            MillisDurationField.INSTANCE.getDifference(Long.MAX_VALUE, 1L);
            fail();
        } catch (ArithmeticException ex) {}
    }