1 files changed, 9 insertions, 0 deletions
diff --git a/test/rss/test_parser_1.0.rb b/test/rss/test_parser_1.0.rb
index 472602b04a..216881b767 100644
--- a/test/rss/test_parser_1.0.rb
+++ b/test/rss/test_parser_1.0.rb
@@ -498,6 +498,15 @@ EOR
         Parser.parse(rss, true, false)
       end
     end
+
+    def test_unknown_duplicated_element
+      xmlns = {"test" => "http://localhost/test"}
+      assert_parse(make_RDF(<<-EOR, xmlns), :nothing_raised)
+        #{make_channel("<test:string/>")}
+        #{make_item}
+        #{make_image}
+      EOR
+    end
   end
 end