}

  public void testJoinNoInterrupt() {
    TimedThread thread = TimedThread.createWithDelay(20);
    thread.joinSuccessfully();
    assertNotInterrupted();
  }

  public void testJoinTimeoutNoInterruptNotExpired() {
    TimedThread thread = TimedThread.createWithDelay(20);
    thread.joinSuccessfully(LONG_DELAY_MS);
    assertNotInterrupted();
  }

  public void testJoinTimeoutNoInterruptExpired() {