1 files changed, 9 insertions, 0 deletions
diff --git a/activerecord/test/cases/dup_test.rb b/activerecord/test/cases/dup_test.rb
index eca500f7e4..fe105b9d22 100644
--- a/activerecord/test/cases/dup_test.rb
+++ b/activerecord/test/cases/dup_test.rb
@@ -123,5 +123,14 @@ module ActiveRecord
         assert duped.valid?
       end
     end
+
+    def test_dup_with_default_scope
+      prev_default_scopes = Topic.default_scopes
+      Topic.default_scopes = [Topic.where(:approved => true)]
+      topic = Topic.new(:approved => false)
+      assert !topic.dup.approved?, "should not be overriden by default scopes"
+    ensure
+      Topic.default_scopes = prev_default_scopes
+    end
   end
 end