| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script> |
| 'use strict'; |
| |
| for (let eventTypeName of ['UIEvent', 'MouseEvent', 'KeyboardEvent', 'CompositionEvent']) { |
| test(function() { |
| let eventType = self[eventTypeName]; |
| assert_equals(eventType.length, 1); |
| |
| let event = new eventType('test'); |
| let initFunction = "init" + eventTypeName; |
| assert_throws_js(TypeError, function() { eventType.prototype[initFunction].call(event) }); |
| }, `Call init${eventTypeName} without parameters`); |
| } |
| </script> |
