| <!doctype html> | 
 | <html> | 
 |   <head> | 
 |     <title>XMLHttpRequest: send() - unserializable Document</title> | 
 |     <script src="/resources/testharness.js"></script> | 
 |     <script src="/resources/testharnessreport.js"></script> | 
 |     <link rel="help" href="https://xhr.spec.whatwg.org/#dom-XMLHttpRequest-send-document" data-tested-assertations="following::p[3]" /> | 
 |   </head> | 
 |   <body> | 
 |     <div id="log"></div> | 
 |     <script> | 
 |       function request_throws(input) { | 
 |         test(function() { | 
 |           var client = new XMLHttpRequest() | 
 |           client.open("POST", "resources/content.py", false) | 
 |           assert_throws("InvalidStateError", function() { client.send(input) }) | 
 |         }) | 
 |       } | 
 |       var doc = document.implementation.createDocument(null, null, null) | 
 |       while(doc.childNodes.length) { | 
 |         doc.removeChild(doc.childNodes[0]) | 
 |       } | 
 |       request_throws(doc) | 
 |     </script> | 
 |   </body> | 
 | </html> |