|  | <!doctype html> | 
|  | <html> | 
|  | <head> | 
|  | <meta charset="utf-8"> | 
|  | <title>XMLHttpRequest: setRequestHeader() value argument checks</title> | 
|  | <script src="/resources/testharness.js"></script> | 
|  | <script src="/resources/testharnessreport.js"></script> | 
|  | <link rel="help" href="https://xhr.spec.whatwg.org/#the-setrequestheader()-method" data-tested-assertations="/following::ol/li[4]" /> | 
|  | </head> | 
|  | <body> | 
|  | <div id="log"></div> | 
|  | <script> | 
|  | function try_value(value) { | 
|  | test(function() { | 
|  | var client = new XMLHttpRequest() | 
|  | client.open("GET", "...") | 
|  | assert_throws("SyntaxError", function() { client.setRequestHeader("x-test", value) }, ' given value ' + value+', ') | 
|  | }) | 
|  | } | 
|  | try_value("t\rt") | 
|  | try_value("t\nt") | 
|  | try_value("t\bt"); | 
|  | try_value("\x7f"); | 
|  | try_value("テスト") | 
|  |  | 
|  | test(function() { | 
|  | var client = new XMLHttpRequest() | 
|  | client.open("GET", "...") | 
|  | assert_throws(new TypeError(), function() { client.setRequestHeader("x-test") }) | 
|  | }, 'Omitted value argument') | 
|  | </script> | 
|  | </body> | 
|  | </html> |