@Test
    void verifyAction() throws Throwable {
        val context = MockRequestContext.create(applicationContext);
        assertNull(prepareYubiKeyAuthenticationLoginAction.execute(context));
        assertTrue(MultifactorAuthenticationWebflowUtils.isMultifactorDeviceRegistrationEnabled(context));
    }
This is {@link YubiKeyAuthenticationPrepareLoginActionTests}.

@author Misagh Moayyed
@since 6.3.0
support/cas-server-support-yubikey/src/test/java/org/apereo/cas/adaptors/yubikey/web/flow/YubiKeyAuthenticationPrepareLoginActionTests.java