*
     * @return the redirect URL
     */
    protected String getOicRedirectUrl() {
        return ComponentUtil.getSystemProperties().getProperty(OIC_REDIRECT_URL, buildDefaultRedirectUrl());
    }

    /**
     * Builds a default redirect URL for OpenID Connect based on the environment.
     * Uses the configured base URL or defaults to http://localhost:8080 for compatibility

        final String scope = authenticator.getOicScope();
        assertEquals("", scope);
    }

    @Test
    public void test_buildDefaultRedirectUrl_noBaseUrl() {
        final String url = authenticator.buildDefaultRedirectUrl();
        assertEquals("http://localhost:8080/sso/", url);
    }

    @Test
    public void test_logout_returnsNull() {
        assertNull(authenticator.logout(null));
    }

    @Test