private User createTestUser(String username, String password) {
        User user = new User();
        user.setName(username);
        user.setPassword(password);
        user.setRoles(new String[] { "role1", "role2" });
        user.setGroups(new String[] { "group1", "group2" });
        return user;
    }

    // Test LdapManager implementation

            this.groups = groups;
        }

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

```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());

        processMemberOf(user, groupList, roleList, "https://graph.microsoft.com/v1.0/me/memberOf");
        user.setGroups(groupList.stream().distinct().toArray(n -> new String[n]));
        user.setRoles(roleList.stream().distinct().toArray(n -> new String[n]));
    }

    /**
     * Processes member-of information from Microsoft Graph API.
     * @param user The Azure AD user.

        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";

        // 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);

    //                                                                            ========
    public String[] getPermissions() {
        return user.getPermissions();
    }

    public String[] getRoles() {
        return user.getRoleNames();
    }

    public String[] getGroups() {
        return user.getGroupNames();
    }

    public boolean isEditable() {
        return user.isEditable();
    }

        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());