|  | <!doctype html> | 
|  | <html> | 
|  | <head> | 
|  | <title>XMLHttpRequest: send("") - empty entity body</title> | 
|  | <script src="/resources/testharness.js"></script> | 
|  | <script src="/resources/testharnessreport.js"></script> | 
|  | <link rel="help" href="https://xhr.spec.whatwg.org/#the-send()-method" data-tested-assertations="following::ol[1]/li[7]" /> | 
|  | <link rel="help" href="https://xhr.spec.whatwg.org/#dom-XMLHttpRequest-send-a-string" data-tested-assertations="following::p[1] following::p[2] following::p[3]" /> | 
|  | </head> | 
|  | <body> | 
|  | <div id="log"></div> | 
|  | <script> | 
|  | test(function() { | 
|  | var client = new XMLHttpRequest() | 
|  | client.open("POST", "resources/content.py", false) | 
|  | client.upload.onloadstart = function(){assert_unreached('this event should not fire for empty strings')} | 
|  | client.send("") | 
|  | assert_equals(client.getResponseHeader("x-request-content-length"), "0") | 
|  | }) | 
|  | </script> | 
|  | </body> | 
|  | </html> |