@Bean
        public MultifactorAuthenticationProvider dummyProviderUndefined(final CasConfigurationProperties casProperties) {
            val provider = new TestMultifactorAuthenticationProvider("mfa-undefined");
            provider.setFailureMode(MultifactorAuthenticationProviderFailureModes.UNDEFINED);
            provider.setFailureModeEvaluator(new DefaultMultifactorAuthenticationFailureModeEvaluator(casProperties));
            return provider;
        }
This is {@link MultifactorAuthenticationFailureActionTests}.

@author Misagh Moayyed
@since 6.2.0
core/cas-server-core-webflow-mfa/src/test/java/org/apereo/cas/web/flow/MultifactorAuthenticationFailureActionTests.java