@Test
    void verifyUrl() throws Throwable {
        val context = getMockRequestContext();
        val url = new URI("https://github.com/apereo/cas");
        WebUtils.putUnauthorizedRedirectUrlIntoFlowScope(context, url);
        assertNull(action.execute(context));
        assertEquals(url.toString(), WebUtils.getUnauthorizedRedirectUrlFromFlowScope(context).toASCIIString());
    }
This is {@link RedirectUnauthorizedServiceUrlActionTests}.

@author Misagh Moayyed
@since 6.3.0
support/cas-server-support-actions/src/test/java/org/apereo/cas/web/flow/RedirectUnauthorizedServiceUrlActionTests.java