Removed code that is duplicated by curation_concerns

spec/forms/collection_form_spec.rb

@@ -15,6 +15,8 @@
                             :date_created,
                             :subject,
                             :language,
+                            :representative_id,
+                            :thumbnail_id,
                             :identifier,
                             :based_near,
                             :related_url] }

spec/models/collection_spec.rb

@@ -17,22 +17,4 @@
     collection.title = nil
     expect(collection).not_to be_valid
   end
-
-  describe "::bytes" do
-    subject { collection.bytes }
-
-    context "with no items" do
-      before { collection.save }
-      it { is_expected.to eq 0 }
-    end
-
-    context "with two 50 byte files" do
-      let(:bitstream) { double("content", size: "50") }
-      let(:file) { mock_model FileSet, content: bitstream }
-
-      before { allow(collection).to receive(:members).and_return([file, file]) }
-
-      it { is_expected.to eq 100 }
-    end
-  end
 end

sufia-models/app/models/concerns/sufia/collection_behavior.rb

@@ -1,9 +1,6 @@
 module Sufia
   module CollectionBehavior
     extend ActiveSupport::Concern
-    include Hydra::Collection
-    include Sufia::ModelMethods
-    include Sufia::Noid
 
     included do
       before_save :update_permissions
@@ -13,11 +10,5 @@ module CollectionBehavior
     def update_permissions
       self.visibility = "open"
     end
-
-    # Compute the sum of each file in the collection
-    # Return an integer of the result
-    def bytes
-      members.reduce(0) { |sum, fs| sum + fs.content.size.to_i }
-    end
   end
 end