Event-subclasses-init.html

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /uievents/legacy/Event-subclasses-init.html - WPT Dashboard Interop Dashboard

<!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>