@Test
public void getAllThreads() {

    Thread[] allThreads = ThreadUtil.getAllThreads();
    //for (Thread t : allThreads) {
    //    logger.info(t.getId() + ": " + t.getName());
    //}
    // sort of hard to predict how this test may be called, so we'll just
    // check that at least 4 threads were returned
    // 2: Reference Handler
    // 3: Finalizer
    // 4: Signal Dispatcher
    // 1: main
    Assert.assertEquals(true, allThreads.length >= 4);
}