SAML2AuthenticationHandler authHandler = new SAML2AuthenticationHandler();
authHandler.initChainConfig(chainConfig);
authHandler.initHandlerConfig(handlerConfig);
authHandler.generateSAMLRequest(request, response);
handler.generateSAMLRequest(request, response);
Document signedDoc = response.getResultingDocument();
assertNotNull("Signed Doc is not null", signedDoc);
SAMLDocumentHolder signedHolder = new SAMLDocumentHolder(signedDoc);
request = new DefaultSAML2HandlerRequest(httpContext, issuerInfo.getIssuer(), signedHolder,