Stopwatch stopwatch = Stopwatch.createStarted();
    Lock lock = new ReentrantLock();
    Thread lockThread = acquireFor(lock, 5, SECONDS);

    boolean lockAcquired = tryLockUninterruptibly(lock, 500, MILLISECONDS);

    assertFalse(lockAcquired);
    assertAtLeastTimePassed(stopwatch, 500);
    assertNotInterrupted();

    // finish locking thread
    lockThread.interrupt();
  }