@Test
    void verifyActionModelView() throws Throwable {
        val context = MockRequestContext.create(applicationContext);
        context.setRequestURI("/cas/login");
        context.setQueryString("param=value&something=something");
        val resolver = new FlowExecutionExceptionResolver();
        val mv = resolver.resolveException(context.getHttpServletRequest(), context.getHttpServletResponse(),
            new Object(), new ClientFlowExecutionRepositoryException("error"));
        assertNotNull(mv);
        assertTrue(mv.getModel().containsKey(resolver.getModelKey()));
    }
This is {@link FlowExecutionExceptionResolverTests}.

@author Misagh Moayyed
@since 5.3.0
support/cas-server-support-actions/src/test/java/org/apereo/cas/web/flow/FlowExecutionExceptionResolverTests.java