request.addCookie(new Cookie("fsid", "12345abcde12345ABCDE"));
        assertEquals("12345abcde12345ABCDE", userInfoHelper.getUserCodeFromCookie(request));
    }

    public void test_deleteUserCodeFromCookie() {
        UserInfoHelper userInfoHelper = new UserInfoHelper() {
            @Override
            protected String getUserCodeFromCookie(final jakarta.servlet.http.HttpServletRequest request) {