This test verifies that the xml declaration gets serialized if present. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS new XMLSerializer().serializeToString(xmldoc).replace(/"/g,"'") is "" PASS new XMLSerializer().serializeToString(xmldoc).replace(/"/g,"'") is "" PASS new XMLSerializer().serializeToString(xmldoc).replace(/"/g,"'") is "" PASS new XMLSerializer().serializeToString(xmldoc).replace(/"/g,"'") is "" PASS new XMLSerializer().serializeToString(xmldoc).replace(/"/g,"'") is "" PASS new XMLSerializer().serializeToString(xmldoc).replace(/"/g,"'") is "" PASS successfullyParsed is true TEST COMPLETE