<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=743666 --> <head> <meta charset="utf-8"> <title>Test for Bug 743666</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=743666">Mozilla Bug 743666</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script type="application/javascript"> /** Test for Bug 743666 **/ var called = false; function uploadprogress() { called = true; } var xhr = new XMLHttpRequest(); xhr.upload.onprogress = uploadprogress; var event = new ProgressEvent("progress"); xhr.upload.dispatchEvent(event); ok(called, "XMLHttpRequest.upload.onprogress sets upload progress event listener"); </script> </pre> </body> </html>