CONSOLE MESSAGE: XMLHttpRequest cannot load http://localhost:8000/xmlhttprequest/resources/cross-site-progress-events.cgi. Origin http://127.0.0.1:8000 is not allowed by Access-Control-Allow-Origin. Test to validate the order in which the events are fired in case of a request error. On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". PASS actualOrder is "rsdone,upload.onerror,upload.onloadend,onerror,onloadend," PASS successfullyParsed is true TEST COMPLETE