assertFalse(notifier3.notificationFired);
// will let lease1 timeout, but update lease 2 & 3 to new times
// which should reset the delay window to new value of 6 seconds
lease2.updateLease(3000);
lease3.updateLease(3000);
// will be waiting 2 seconds and then updating lease 2 & 3
// several times as we don't want to change the lease window
// for them, but have to allow lease 1 to timeout (and since it's
// lease window is now 10 and requires two internal timeouts on the