return null;
        }
    };

    public void test_constants() {
        assertEquals(4, SambaHelper.SID_TYPE_ALIAS);
        assertEquals(6, SambaHelper.SID_TYPE_DELETED);
        assertEquals(2, SambaHelper.SID_TYPE_DOM_GRP);
        assertEquals(3, SambaHelper.SID_TYPE_DOMAIN);
        assertEquals(7, SambaHelper.SID_TYPE_INVALID);
        assertEquals(8, SambaHelper.SID_TYPE_UNKNOWN);

     * SID type indicating a well-known group.
     */
    public static final int SID_TYPE_WKN_GRP = lsarpc.SID_NAME_WKN_GRP;
    /**
     * SID type indicating a deleted account.
     */
    public static final int SID_TYPE_DELETED = lsarpc.SID_NAME_DELETED;
    /**
     * SID type indicating an invalid SID.
     */
    public static final int SID_TYPE_INVALID = lsarpc.SID_NAME_INVALID;
    /**