@Bean
        public PasswordlessAuthenticationPreProcessor testPasswordlessAuthenticationPreProcessor() {
            return (builder, principal, service, credential, token) -> builder;
        }
This is {@link BasePasswordlessAuthenticationActionTests}.

@author Misagh Moayyed
@since 5.3.0
support/cas-server-support-passwordless-webflow/src/test/java/org/apereo/cas/web/flow/BasePasswordlessAuthenticationActionTests.java