@Test
public void testMemberStrictExpiration() {

    assertNull(zms.dbService.memberStrictExpiration(null, null));
    Timestamp now = Timestamp.fromCurrentTime();
    assertEquals(zms.dbService.memberStrictExpiration(null, now), now);
    assertEquals(zms.dbService.memberStrictExpiration(now, null), now);
    Timestamp past = Timestamp.fromMillis(System.currentTimeMillis() - 100000);
    Timestamp future = Timestamp.fromMillis(System.currentTimeMillis() + 100000);
    assertEquals(zms.dbService.memberStrictExpiration(now, future), now);
    assertEquals(zms.dbService.memberStrictExpiration(now, past), past);
}