|  | <!doctype html> | 
|  | <html> | 
|  | <head> | 
|  | <title>XMLHttpRequest: WWW-Authenticate challenge when user,pass are not passed to open()</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::code[contains(@title,'http-authorization')]/.." /> | 
|  | </head> | 
|  | <body> | 
|  | <p>Please follow these steps to complete the test:</p> | 
|  | <ol> | 
|  | <li>If you are prompted for user name and password, type in 'usr' and 'secret'</li> | 
|  | </ol> | 
|  | <div id="log"></div> | 
|  | <script> | 
|  | test(function() { | 
|  | var client = new XMLHttpRequest(), | 
|  | urlstart = location.host + location.pathname.replace(/\/[^\/]*$/, '/') | 
|  | client.open("GET", location.protocol+'//'+urlstart + "resources/auth6/auth.py", false) | 
|  | client.send(null) | 
|  | assert_equals(client.responseText, 'usr' + "\n" + 'secret') | 
|  | }, document.title) | 
|  | </script> | 
|  | </body> | 
|  | </html> |