Merge 6484d6d into 80c3390

lib/mongoid/attributes/processing.rb

@@ -92,6 +92,9 @@ def pending_nested
       #
       # @since 2.0.0.rc.7
       def process_attribute(name, value)
+        if store_as = aliased_fields.invert[name.to_s]
+          name = store_as
+        end
         responds = respond_to?("#{name}=")
         raise Errors::UnknownAttribute.new(self.class, name) unless responds
         send("#{name}=", value)

spec/mongoid/copyable_spec.rb

@@ -54,6 +54,30 @@
         end
       end
 
+      context "when using store_as" do
+        context "and dynamic attributes are not set" do
+          it "clones" do
+            class StoreAsDupTest1
+              include Mongoid::Document
+              embeds_one :store_as_dup_test2, :store_as => :t
+              field :name
+            end
+
+            class StoreAsDupTest2
+              include Mongoid::Document
+              embedded_in :store_as_dup_test1
+              field :name
+            end
+
+            t = StoreAsDupTest1.new(:name => "hi")
+            t.build_store_as_dup_test2(:name => "there")
+            t.save
+            copy = t.__send__(method)
+            expect(copy.store_as_dup_test2.name).to eq(t.store_as_dup_test2.name)
+          end
+        end
+      end
+
       context "when cloning a document with multiple languages field" do
 
         before do