intervalControlHelper.ruleList.clear();

        intervalControlHelper.addIntervalRule("22:15", "2:45", "1", 3000);
        assertEquals(0, intervalControlHelper.getDelay());

        intervalControlHelper.addIntervalRule("22:15", "2:45", "2", 4000);
        assertEquals(4000, intervalControlHelper.getDelay());
    }

    public void test_1215() throws ParseException {

            ThreadUtil.sleepQuietly(crawlerWaitMillis);
        }
    }

    public void delayByRules() {
        final long delay = getDelay();
        if (delay > 0) {
            ThreadUtil.sleep(delay);
        }
    }

    protected long getDelay() {
        if (ruleList.isEmpty()) {
            return 0;
        }
        final Calendar cal = getCurrentCal();

        return new NeverScheduledFuture<>();
      }

      @Override
      public long getDelay(TimeUnit unit) {
        return Long.MAX_VALUE;
      }

      @Override
      public int compareTo(Delayed other) {
        return Long.compare(getDelay(NANOSECONDS), other.getDelay(NANOSECONDS));
      }
    }
  }

          // to produce the message throws (probably StackOverflowError from delegate.toString())
          try {
            if (timer != null) {
              long overDelayMs = Math.abs(timer.getDelay(MILLISECONDS));
              if (overDelayMs > 10) { // Not all timing drift is worth reporting
                message += " (timeout delayed by " + overDelayMs + " ms after scheduled time)";
              }
            }

        throws InterruptedException, ExecutionException, TimeoutException {
      Preconditions.checkNotNull(unit, "unit must not be null!");
      return get();
    }

    @Override
    public long getDelay(TimeUnit unit) {
      Preconditions.checkNotNull(unit, "unit must not be null!");
      return 0;
    }

    @Override
    public int compareTo(Delayed other) {

        throws InterruptedException, ExecutionException, TimeoutException {
      Preconditions.checkNotNull(unit, "unit must not be null!");
      return get();
    }

    @Override
    public long getDelay(TimeUnit unit) {
      Preconditions.checkNotNull(unit, "unit must not be null!");
      return 0;
    }

    @Override
    public int compareTo(Delayed other) {

          // TODO(user): Cancel "this" if "scheduledDelegate" is cancelled.
        }
        return cancelled;
      }

      @Override
      public long getDelay(TimeUnit unit) {
        return scheduledDelegate.getDelay(unit);
      }

      @Override
      public int compareTo(Delayed other) {
        return scheduledDelegate.compareTo(other);
      }
    }

    @J2ktIncompatible