|  | <!DOCTYPE html> | 
|  | <html> | 
|  | <head> | 
|  | <title>XMLHttpRequest: open() - bogus URLs</title> | 
|  | <script src="/resources/testharness.js"></script> | 
|  | <script src="/resources/testharnessreport.js"></script> | 
|  | <link rel="help" href="https://xhr.spec.whatwg.org/#the-open()-method" data-tested-assertations="following::ol/li[7] following::ol/li[8]" /> | 
|  | </head> | 
|  | <body> | 
|  | <div id="log"></div> | 
|  | <script> | 
|  | function url(url) { | 
|  | test(function() { | 
|  | var client = new XMLHttpRequest() | 
|  | assert_throws("SyntaxError", function() { client.open("GET", url) }) | 
|  | }, document.title + " (" + url + ")") | 
|  | } | 
|  | url("http:") | 
|  | url("http://a a/") | 
|  | </script> | 
|  | </body> | 
|  | </html> |