Commit bb9cf8a

@@ -34,8 +34,6 @@ class SessionsController < ApplicationController
   end
 
   def authentication_request
-    builder = Saml::Kit::AuthenticationRequest::Builder.new
-    builder.acs_url = session_url
-    Saml::Kit::Request.serialize(builder)
+    idp_metadata.build_authentication_request.serialize
   end
 end

@@ -1,10 +1,6 @@
 module Saml
   module Kit
     class Request
-      def self.serialize(document)
-        Saml::Kit::Content.encode_raw_saml(document.to_xml)
-      end
-
       def self.deserialize(raw_request)
         request = Saml::Kit::Content.decode_raw_saml(raw_request)
         AuthenticationRequest.new(request)

@@ -1,18 +1,6 @@
 require 'spec_helper'
 
 RSpec.describe Saml::Kit::Request do
-  describe ".serialize" do
-    subject { described_class }
-
-    it 'returns a compressed and base64 encoded document' do
-      xml = "<xml></xml>"
-      document = double(to_xml: xml)
-
-      expected_value = Base64.encode64(Zlib::Deflate.deflate(xml, 9)).gsub(/\n/, '')
-      expect(subject.serialize(document)).to eql(expected_value)
-    end
-  end
-
   describe ".deserialize" do
     subject { described_class }
     let(:issuer) { FFaker::Internet.http_url }
@@ -31,7 +19,7 @@ RSpec.describe Saml::Kit::Request do
     it 'decodes the raw_request' do
       builder = Saml::Kit::AuthenticationRequest::Builder.new
       builder.issuer = issuer
-      raw_saml = subject.serialize(builder)
+      raw_saml = builder.build.serialize
 
       result = subject.deserialize(raw_saml)
       expect(result.issuer).to eql(issuer)