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<?xml version="1.0" encoding="utf-8"?>
<svg:svg xmlns:svg="http://www.w3.org/2000/svg"
xmlns="http://www.w3.org/1999/xhtml"
width="100%" height="100%" viewBox="0 0 800 600">
<svg:title>document.createElement in SVG for custom elements</svg:title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script><![CDATA[
test(() => {
class MyElement1 extends HTMLElement {}
customElements.define('my-element', MyElement1);
let element = document.createElement('my-element', {});
assert_false(element instanceof MyElement1, 'Autonomous custom element should not be created.');
}, 'document.createElement() in SVG documents should not create autonomous custom elements.')
test(() => {
class MyElement2 extends HTMLDivElement {}
customElements.define('my-div', MyElement2, { extends: 'div' });
let element = document.createElement('div', { is: 'my-div' });
assert_false(element instanceof MyElement2, 'Custom built-in element should not be created.');
}, 'document.createElement() in SVG documents should not create custom built-in elements.')
]]></script>
</svg:svg>
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