Merge pull request #6706 from samvera/fault-tolerant-comparison

🐛 Favor fault tolerant comparison

Author: dlpierce

app/models/hyrax/resource.rb

@@ -150,7 +150,7 @@ def work?
     end
 
     def ==(other)
-      attributes.except(:created_at, :updated_at) == other.attributes.except(:created_at, :updated_at)
+      attributes.except(:created_at, :updated_at) == other.attributes.except(:created_at, :updated_at) if other.respond_to?(:attributes)
     end
 
     def permission_manager