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1 <!DOCTYPE html> | |
2 <script src="../../../resources/testharness.js"></script> | |
3 <script src="../../../resources/testharnessreport.js"></script> | |
4 <body> | |
5 <script> | |
6 test(function () { | |
7 "use strict"; | |
8 | |
9 class Foo extends HTMLDivElement { | |
10 static staticFunction () { return "static function called"; } | |
11 } | |
12 | |
13 var customFoo = document.registerElement("custom-foo", { | |
14 prototype: Foo.prototype, | |
15 }); | |
16 | |
17 assert_equals(Object.getPrototypeOf(customFoo), Foo, | |
18 'generated constructor prototype should be base element constructor'); | |
19 | |
20 assert_equals(customFoo.staticFunction(), "static function called", | |
21 'static function should be called using inherited element'); | |
22 | |
23 assert_equals(Object.getPrototypeOf(customFoo).__proto__, HTMLDivElement, | |
24 'prototype chain should have base constructor\'s prototype'); | |
25 }, 'should inherit from passed constructor'); | |
26 </script> | |
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