```java
SuggestResponse response = suggester.suggest()
    .setQuery("search term")
    .setSize(10)                           // max results
    .setTags(new String[]{"category"})      // filter by tags
    .setRoles(new String[]{"user"})         // filter by roles  
    .setLanguages(new String[]{"en", "ja"}) // language preference
    .setFields(new String[]{"title"})       // search specific fields
    .execute()
    .getResponse();

        item.setTags(tags);
        assertArrayEquals(tags, item.getTags());

        // Test roles
        String[] roles = { "admin", "user" };
        item.setRoles(roles);
        assertArrayEquals(roles, item.getRoles());

        // Test languages
        String[] languages = { "en", "fr" };
        item.setLanguages(languages);
        assertArrayEquals(languages, item.getLanguages());

        }
        mergedItem.languages = langList.toArray(new String[langList.size()]);

        final List<String> roleList = new ArrayList<>(item1.getRoles().length + item2.getRoles().length);
        Collections.addAll(roleList, item1.getRoles());
        for (final String role : item2.getRoles()) {
            if (!roleList.contains(role)) {
                roleList.add(role);
            }
        }

        assertEquals(elevateWord3.getTags().get(0), settings.elevateWord().get()[2].getTags().get(0));
        assertEquals(elevateWord3.getRoles().get(0), settings.elevateWord().get()[2].getRoles().get(0));
    }

    @Test
    public void test_delete() {
        ElevateWord elevateWord1 =

        assertEquals(readings, elevateWord.getReadings());
        assertEquals(fields, elevateWord.getFields());
        assertEquals(tags, elevateWord.getTags());
        assertNotNull(elevateWord.getRoles());
        assertTrue(elevateWord.getRoles().isEmpty());
    }

    @Test
    public void testConstructorWithNullTagsAndRoles() {
        // Test constructor with both null tags and roles
        String word = "test word";

                this.getBoost(), this.getTags().toArray(new String[this.getTags().size()]),
                this.getRoles().toArray(new String[this.getRoles().size()]), null, SuggestItem.Kind.USER);
    }

        SuggestItem item = items.get(0);
        assertEquals("検索エンジン", item.getText());
        assertEquals("tag1", item.getTags()[0]);
        assertEquals("role1", item.getRoles()[0]);
    }

    protected ReadingConverter createDefaultReadingConverter() throws IOException {
        ReadingConverterChain chain = new ReadingConverterChain();
        // chain.addConverter(new KatakanaConverter());

        source.put(ELEVATE_WORD_FIELDS, elevateWord.getFields());
        source.put(ELEVATE_WORD_TAGS, elevateWord.getTags());
        source.put(ELEVATE_WORD_ROLES, elevateWord.getRoles());
        source.put(FieldNames.TIMESTAMP, DateTimeFormatter.ISO_INSTANT.format(ZonedDateTime.now()));

        arraySettings.addToArrayIndex(arraySettings.arraySettingsIndexName, arraySettings.settingsId,

        secondLine.put("score", (item.getQueryFreq() + item.getDocFreq()) * item.getUserBoost());
        secondLine.put("tags", item.getTags());
        secondLine.put("roles", item.getRoles());
        secondLine.put("kinds", Arrays.toString(item.getKinds()));
        secondLine.put("@timestamp", item.getTimestamp());

        final ElevateWord normalized = new ElevateWord(normalizedWord, elevateWord.getBoost(), normalizedReadings, elevateWord.getFields(),
                elevateWord.getTags(), elevateWord.getRoles());
        settings.elevateWord().add(normalized);
        if (apply) {
            return index(normalized.toSuggestItem());
        }
        return new SuggestIndexResponse(0, 0, null, 0);
    }