1 files changed, 9 insertions, 0 deletions
diff --git a/test/rexml/test_encoding.rb b/test/rexml/test_encoding.rb
index 9a41957faf..058fb974b2 100644
--- a/test/rexml/test_encoding.rb
+++ b/test/rexml/test_encoding.rb
@@ -94,5 +94,14 @@ module REXMLTests
       assert_equal("UTF-16", utf16.encoding)
       assert( utf16[0].kind_of?(REXML::XMLDecl))
     end
+
+    def test_parse_utf16_with_utf8_default_internal
+      EnvUtil.with_default_internal("UTF-8") do
+        utf16 = File.open(fixture_path("utf16.xml")) do |f|
+          REXML::Document.new(f)
+        end
+        assert_equal("UTF-16", utf16.encoding)
+      end
+    end
   end
 end