@Test
    void verifyOperation() throws Throwable {
        val content = mockMvc.perform(get("/actuator/mfaDevices/casuser")
                .contentType(MediaType.APPLICATION_FORM_URLENCODED)
                .accept(MediaType.APPLICATION_JSON))
            .andExpect(status().isOk())
            .andReturn()
            .getResponse()
            .getContentAsString();
        val results = MAPPER.readValue(content, List.class);
        assertFalse(results.isEmpty());
    }
This is {@link MultifactorAuthenticationDevicesEndpointTests}.

@author Misagh Moayyed
@since 6.1.0
support/cas-server-support-reports/src/test/java/org/apereo/cas/web/report/MultifactorAuthenticationDevicesEndpointTests.java