// Test tags
        String[] tags = { "tag1", "tag2" };
        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);

        this.tags = tags != null ? tags : new String[] {};

        if (roles == null || roles.length == 0) {
            this.roles = new String[] { SuggestConstants.DEFAULT_ROLE };
        } else {
            this.roles = new String[roles.length];
            System.arraycopy(roles, 0, this.roles, 0, roles.length);
        }

        this.languages = languages != null ? languages : new String[] {};

        readings[1] = new String[] { "enjin", "fuga" };
        String[] tags = new String[] { "tag1", "tag2" };
        String[] roles = new String[] { SuggestConstants.DEFAULT_ROLE, "role1", "role2", "role3" };
        queryItems[0] = new SuggestItem(new String[] { "検索", "エンジン" }, readings, new String[] { "content" }, 1, 0, -1, tags, roles, null,
                SuggestItem.Kind.DOCUMENT);

        String[][] readings2 = new String[2][];

     * @param tag The tag.
     */
    public void addTag(final String tag) {
        tags.add(tag);
    }

    /**
     * Adds a role to filter by.
     * @param role The role.
     */
    public void addRole(final String role) {
        roles.add(role);
    }

    /**
     * Adds a field to filter by.
     * @param field The field name.
     */
    public void addField(final String field) {

    public static final String ELEVATE_WORD_FIELDS = "fields";
    /** Key for elevate word tags. */
    public static final String ELEVATE_WORD_TAGS = "tags";
    /** Key for elevate word roles. */
    public static final String ELEVATE_WORD_ROLES = "roles";

    /** Array settings for elevate words. */
    protected ArraySettings arraySettings;

    /**
     * Constructor.
     * @param settings Suggest settings

        List<String> fields = Arrays.asList("field1", "field2", "field3");
        List<String> tags = Arrays.asList("tag1", "tag2");
        List<String> roles = Arrays.asList("role1", "role2", "role3");

        elevateWord = new ElevateWord(word, boost, readings, fields, tags, roles);
        SuggestItem suggestItem = elevateWord.toSuggestItem();

        assertNotNull(suggestItem);
        assertEquals(word, suggestItem.getText());

        final String[] roles1 = SuggestUtil.parseQuery(queryString, roleFieldName);
        final String[] roles2 = filterQueryString == null ? new String[0] : SuggestUtil.parseQuery(filterQueryString, roleFieldName);
        final String[] roles = new String[roles1.length + roles2.length];

        if (roles1.length > 0) {
            System.arraycopy(roles1, 0, roles, 0, roles1.length);
        }

    /** The timestamp field. */
    public static final String TIMESTAMP = "@timestamp";
    /** The tags field. */
    public static final String TAGS = "tags";
    /** The roles field. */
    public static final String ROLES = "roles";
    /** The fields field. */
    public static final String FIELDS = "fields";
    /** The languages field. */
    public static final String LANGUAGES = "languages";

        if (tags == null) {
            this.tags = Collections.emptyList();
        } else {
            this.tags = tags;
        }
        if (roles == null) {
            this.roles = Collections.emptyList();
        } else {
            this.roles = roles;
        }
    }

    /**
     * Returns the elevate word.
     *
     * @return the elevate word
     */
    public String getElevateWord() {

        List<Rule> rules = new ArrayList<>();

        // Create rules with unique IDs
        for (int i = 0; i < 100; i++) {
            TestRule rule = new TestRule("rule_" + i, new TestResponseProcessor("processor_" + i), true);
            rules.add(rule);
        }

        // Verify all IDs are unique
        for (int i = 0; i < rules.size(); i++) {