assertEquals(3, roles.length);
        assertEquals("admin", roles[0]);
        assertEquals("user", roles[1]);
        assertEquals("manager", roles[2]);
    }

    @Test
    public void test_getGroups() {
        // Test with empty groups
        testUser.setGroupNames(new String[] {});
        assertNotNull(fessUserBean.getGroups());
        assertEquals(0, fessUserBean.getGroups().length);