@Test
    void verifyStatusAuthnFails() throws Throwable {
        mockMvc.perform(post(TICKETS_RESOURCE_URL)
                .param("username", "casuser")
                .param("password", "Mellon"))
            .andExpect(status().isInternalServerError());
    }
This is {@link UserAuthenticationResourceTests}.

@author Misagh Moayyed
@since 5.3.0
support/cas-server-support-rest/src/test/java/org/apereo/cas/support/rest/UserAuthenticationResourceTests.java