words.add(text);

            if (detail) {
                items.add(SuggestItem.parseSource(source));
            }
        }

        return new PopularWordsResponse(index, searchResponse.getTook().getMillis(), words, searchResponse.getHits().getTotalHits().value(),
                items);
    }

    /**
     * The expiration time for the filter cache in seconds.
     */
    protected int filterCacheExpireAfterWrite = 10; // 10sec

    /**
     * The maximum number of items to load into the cache.
     */
    protected int maxLoadSize = 10000;

    /**
     * Creates a new instance of OpenSearchUrlFilterService.
     * @param crawlerConfig The crawler configuration.
     */

        assertEquals(75L, merged.getDocFreq()); // Sum of frequencies
        assertEquals(1.5f, merged.getUserBoost(), 0.001f); // Takes item2's boost

        // Check merged arrays contain both items' values
        assertTrue(merged.getTags().length >= 2);
        assertTrue(merged.getRoles().length >= 2);
        assertTrue(merged.getLanguages().length >= 2);
        assertEquals(2, merged.getKinds().length);
    }

            if (!list.contains(kind)) {
                list.add(kind);
            }
        }
        return list.toArray(new Kind[list.size()]);
    }

    /**
     * Merges two suggest items.
     * @param item1 The first suggest item.
     * @param item2 The second suggest item.
     * @return The merged suggest item.
     */