this.groups = groups;
        }

        /**
         * Sets the user's role assignments.
         * @param roles Array of role names.
         */
        public synchronized void setRoles(final String[] roles) {
            this.roles = roles;
        }

        /**
         * Resets permissions to force recalculation on next getPermissions() call.

     */
    public void setTags(final String[] tags) {
        this.tags = tags;
    }

    /**
     * Sets the roles of the suggest item.
     * @param roles The roles to set.
     */
    public void setRoles(final String[] roles) {
        this.roles = roles;
    }

    /**
     * Sets the languages of the suggest item.
     * @param languages The languages to set.
     */

        mergedItem.setTags(mergeStringArrays(item1.getTags(), item2.getTags()));
        mergedItem.setLanguages(mergeStringArrays(item1.getLanguages(), item2.getLanguages()));
        mergedItem.setRoles(mergeStringArrays(item1.getRoles(), item2.getRoles()));

        // Merge kinds
        mergedItem.setKinds(mergeKinds(item1.getKinds(), item2.getKinds()));

        // Take newer values from item2

        final User user = new User();
        assertNull(user.getRoles());

        final String[] roles = new String[] { "admin", "user" };
        user.setRoles(roles);
        assertNotNull(user.getRoles());
        assertEquals(2, user.getRoles().length);
        assertEquals("admin", user.getRoles()[0]);
        assertEquals("user", user.getRoles()[1]);
    }

    @Test

        item.setDocFreq(docFreq);
        item.setQueryFreq(queryFreq);
        item.setUserBoost(userBoost);
        item.setTags(tags.toArray(new String[tags.size()]));
        item.setRoles(roles.toArray(new String[roles.size()]));
        item.setLanguages(languages.toArray(new String[languages.size()]));

        final SuggestItem.Kind[] itemKinds = new SuggestItem.Kind[kinds.size()];

        if (context.userCode != null) {
            searchLog.setUserSessionId(context.userCode);
            searchLog.setUserInfo(getUserInfo(context.userCode));
        }

        searchLog.setRoles(context.roles);
        searchLog.setQueryId(queryId);
        searchLog.setHitCount(queryResponseList.getAllRecordCount());
        searchLog.setHitCountRelation(queryResponseList.getAllRecordCountRelation());

        }

        // Set initial groups
        user.setGroups(groupList.stream().distinct().toArray(n -> new String[n]));
        user.setRoles(roleList.stream().distinct().toArray(n -> new String[n]));

        if (logger.isDebugEnabled()) {
            logger.debug("[updateMemberOf] Initial groups/roles set for user: {}. Groups: {}, Roles: {}", user.getName(),

        // Test with empty roles
        testUser.setRoleNames(new String[] {});
        assertNotNull(fessUserBean.getRoles());
        assertEquals(0, fessUserBean.getRoles().length);

        // Test with single role
        testUser.setRoleNames(new String[] { "admin" });
        String[] roles = fessUserBean.getRoles();
        assertEquals(1, roles.length);
        assertEquals("admin", roles[0]);

        // Test with multiple roles

            public String getRoleSearchUserPrefix() {
                return "U";
            }
        });

        ComponentUtil.register(new LdapManager() {
            @Override
            public String[] getRoles(LdapUser user, String baseDn, String accountFilter, String groupFilter, Consumer<String[]> callback) {
                // Verify parameters
                assertSame(ldapUser, user);

        return asDocMeta().id();
    }

    public void setId(final String id) {
        asDocMeta().id(id);
    }

    @Override
    public String[] getRoleNames() {
        return stream(getRoles()).get(stream -> stream.map(this::decode).toArray(n -> new String[n]));
    }

    @Override
    public String[] getGroupNames() {