<!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"); test(function() { var client = new XMLHttpRequest(); client.open("GET", "..."); assert_throws(new TypeError(), function() { client.setRequestHeader("x-test", "テスト") }, ' given 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>