lib/mongo/collection/view/aggregation.rb in mongo-2.4.0 vs lib/mongo/collection/view/aggregation.rb in mongo-2.4.1

@@ -71,11 +71,11 @@
         #
         # @since 2.0.0
         def initialize(view, pipeline, options = {})
           @view = view
           @pipeline = pipeline.dup
-          @options = options.dup
+          @options = BSON::Document.new(options).freeze
         end
 
         # Get the explain plan for the aggregation.
         #
         # @example Get the explain plan for the aggregation.
@@ -118,10 +118,10 @@
           validate_collation!(server)
           initial_query_op.execute(server)
         end
 
         def validate_collation!(server)
-          if (@options[:collation] || @options[Operation::COLLATION]) && !server.features.collation_enabled?
+          if options[:collation] && !server.features.collation_enabled?
             raise Error::UnsupportedCollation.new
           end
         end
       end
     end