}

  public void testOrderedPermutationSetEmpty() {
    List<Integer> list = new ArrayList<>();
    Collection<List<Integer>> permutationSet = Collections2.orderedPermutations(list);

    assertEquals(1, permutationSet.size());
    assertThat(permutationSet).contains(list);

    Iterator<List<Integer>> permutations = permutationSet.iterator();

    public void test_crawl_withBothConfigs() {
        List<String> webConfigIds = Arrays.asList("webConfig1");
        List<String> fileConfigIds = Arrays.asList("fileConfig1");

        // Mock CrawlingConfigHelper
        CrawlingConfigHelper crawlingConfigHelper = new CrawlingConfigHelper() {
            @Override
            public List<WebConfig> getWebConfigListByIds(List<String> webConfigIdList) {

        list = crawlerThread.getClientRuleList("");
        assertEquals(0, list.size());

        list = crawlerThread.getClientRuleList(" ");
        assertEquals(0, list.size());

        list = crawlerThread.getClientRuleList("playwright:http://.*");
        assertEquals(1, list.size());
        assertEquals("playwright", list.get(0).getFirst());
        assertEquals("http://.*", list.get(0).getSecond().pattern());

        final CsvWriter csvWriter = new CsvWriter(writer, cfg);
        try {
            final List<String> list = new ArrayList<>();
            list.add("SuggestWord");
            list.add("Reading");
            list.add("Permissions");
            list.add("Labels");
            list.add("Boost");
            csvWriter.writeValues(list);

      RunnableExecutorPair list;
      synchronized (this) {
        if (executed) {
          return;
        }
        executed = true;
        list = runnables;
        runnables = null; // allow GC to free listeners even if this stays around for a while.
      }
      while (list != null) {
        executeListener(list.runnable, list.executor);
        list = list.next;
      }
    }

        return doBatchInsert(new BulkList<>(list, call, entityCall), null);
    }

    public int[] batchUpdate(List<BadWord> list) {
        return batchUpdate(list, null, null);
    }

    public int[] batchUpdate(List<BadWord> list, RequestOptionCall<BulkRequestBuilder> call) {
        return batchUpdate(list, call, null);
    }

    public int[] batchUpdate(List<BadWord> list, RequestOptionCall<BulkRequestBuilder> call,

    }

    public int[] batchInsert(List<BoostDocumentRule> list) {
        return batchInsert(list, null, null);
    }

    public int[] batchInsert(List<BoostDocumentRule> list, RequestOptionCall<BulkRequestBuilder> call) {
        return batchInsert(list, call, null);
    }

    public int[] batchInsert(List<BoostDocumentRule> list, RequestOptionCall<BulkRequestBuilder> call,

        return doBatchInsert(new BulkList<>(list, call, entityCall), null);
    }

    public int[] batchUpdate(List<DuplicateHost> list) {
        return batchUpdate(list, null, null);
    }

    public int[] batchUpdate(List<DuplicateHost> list, RequestOptionCall<BulkRequestBuilder> call) {
        return batchUpdate(list, call, null);
    }

        return doBatchInsert(new BulkList<>(list, call, entityCall), null);
    }

    public int[] batchUpdate(List<JobLog> list) {
        return batchUpdate(list, null, null);
    }

    public int[] batchUpdate(List<JobLog> list, RequestOptionCall<BulkRequestBuilder> call) {
        return batchUpdate(list, call, null);
    }

    public int[] batchUpdate(List<JobLog> list, RequestOptionCall<BulkRequestBuilder> call,

        return doBatchInsert(new BulkList<>(list, call, entityCall), null);
    }

    public int[] batchUpdate(List<ClickLog> list) {
        return batchUpdate(list, null, null);
    }

    public int[] batchUpdate(List<ClickLog> list, RequestOptionCall<BulkRequestBuilder> call) {
        return batchUpdate(list, call, null);
    }

    public int[] batchUpdate(List<ClickLog> list, RequestOptionCall<BulkRequestBuilder> call,