}

    @Test
    public void test_buildDefaultUrl_withDefaultBaseUrl() throws Exception {
        // Test that buildDefaultUrl returns http://localhost:8080 when no property is set
        SamlAuthenticator authenticator = new SamlAuthenticator();

        // Ensure the property is not set

        defaultSettings.put("onelogin.saml2.sp.entityid", buildDefaultUrl("/sso/metadata"));
        defaultSettings.put("onelogin.saml2.sp.assertion_consumer_service.url", buildDefaultUrl("/sso/"));
        defaultSettings.put("onelogin.saml2.sp.assertion_consumer_service.binding", "urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST");
        defaultSettings.put("onelogin.saml2.sp.single_logout_service.url", buildDefaultUrl("/sso/logout"));