| <!doctype html> |
| <meta charset=utf-8> |
| <title>MessageEvent</title> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <div id=log></div> |
| <script> |
| var prefixes = ['moz', 'ms', 'o', 'webkit']; |
| prefixes.forEach(function(prefix) { |
| var name = prefix + "InitMessageEvent"; |
| |
| test(function() { |
| assert_false(name in MessageEvent.prototype); |
| }, name + " on the prototype"); |
| |
| test(function() { |
| var event = new MessageEvent("message"); |
| assert_false(name in event); |
| }, name + " on the instance"); |
| }); |
| |
| test(function() { |
| var event = new MessageEvent("message"); |
| assert_throws(new TypeError(), function() { |
| event.initMessageEvent(); |
| }, "Not enough arguments to initMessageEvent"); |
| }, "initMessageEvent with no arguments"); |
| </script> |
