assertEquals(pageSize, list.size());
                assertEquals(allRecordCount, list.getAllRecordCount());
                assertEquals(100, list.getAllPageCount());
                assertEquals(20, list.getCurrentEndRecordNumber());
                assertEquals(2, list.getCurrentPageNumber());
                assertEquals(11, list.getCurrentStartRecordNumber());
                assertEquals(0, list.getOffset());

      public void perform(List<Integer> list) {
        list.remove(0);
      }
    };
  }

  static ListFrobber nop() {
    return new ListFrobber() {
      @Override
      public void perform(List<Integer> list) {}
    };
  }

  /** A list that mutates itself after every call to each of its {@link List} methods. */
  interface ConcurrentlyMutatedList<E> extends List<E> {
    /**

  }

  public void testCartesianProduct_unrelatedTypes() {
    List<Integer> x = list(1, 2);
    List<String> y = list("3", "4");

    List<Object> exp1 = list((Object) 1, "3");
    List<Object> exp2 = list((Object) 1, "4");
    List<Object> exp3 = list((Object) 2, "3");
    List<Object> exp4 = list((Object) 2, "4");

    assertThat(Lists.<Object>cartesianProduct(x, y))

    }

    // Mock classes

    static class MockRelatedQueryBhv extends RelatedQueryBhv {
        private List<RelatedQuery> testData = new ArrayList<>();

        public void setTestData(List<RelatedQuery> testData) {
            this.testData = testData;
        }

        public List<RelatedQuery> getTestData() {
            return testData;
        }
    }

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

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

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

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

        if (list.contains(key)) {
          assertEquals(list.lastIndexOf(key), answer);
          return;
        }
        break;
      case ANY_PRESENT:
        if (list.contains(key)) {
          assertEquals(key, list.get(answer));
          return;
        }
        break;
      case FIRST_AFTER:
        if (list.contains(key)) {
          assertEquals(list.lastIndexOf(key) + 1, answer);
          return;
        }

    }

    /**
     * Retrieves a list of files and directories from the storage system.
     *
     * @param prefix the path prefix to list objects under
     * @return list of file and directory information maps
     */
    public static List<Map<String, Object>> getFileItems(final String prefix) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        final List<Map<String, Object>> list = new ArrayList<>();

            assertNotNull(e);
        }
    }

    public void test_getQueryMap_exists() {
        Map<String, List<Tuple3<String, QueryBuilder, ScoreFunctionBuilder<?>>>> result = keyMatchHelper.getQueryMap("");
        assertNotNull(result);
    }

    public void test_getQueryMap_notExists() {
        Map<String, List<Tuple3<String, QueryBuilder, ScoreFunctionBuilder<?>>>> result = keyMatchHelper.getQueryMap("nonexistent");

    }

    @Override
    protected void verify(List<T> elements) {
      // verify same objects were removed from reference and target
      assertEquals(elements, targetList);
    }
  }

  private <T extends @Nullable Object> void actsLikeIteratorHelper(List<T> list) {
    // Check with modifiable copies of the list
    new PeekingIteratorTester<T>(list).test();

    // Check with unmodifiable lists

     *
     * @return a list of all available WebConfig objects
     */
    public List<WebConfig> getAllWebConfigList() {
        return getAllWebConfigList(true, true, true, null);
    }

    /**
     * Retrieves web crawling configurations filtered by a list of IDs.
     * If the ID list is null, returns all available configurations.
     *