scoped-custom-element-registry-customelementregistry-attribute-in-xhtml.xhtml

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This test has a WPT meta file that expects 4 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /custom-elements/registries/scoped-custom-element-registry-customelementregistry-attribute-in-xhtml.xhtml - WPT Dashboard Interop Dashboard

<?xml version="1.0" encoding="utf-8"?>

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org"/>

<link rel="help" href="https://html.spec.whatwg.org/multipage/custom-elements.html#dom-customelementregistry-initialize"/>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

</head>

<body>

<script>

<![CDATA[

customElements.define('c-d', class ABElement extends HTMLElement { });

]]>

</script>

<div id="container"><a-b customelementregistry=""></a-b><c-d customelementregistry=""></c-d></div>

<script>

<![CDATA[

const container = document.getElementById('container');

test((test) => {

    assert_equals(container.querySelector('a-b').customElementRegistry, null);

}, `XHTML parser should create a custom element candidate with null registry if customelementregistry is set`);

test((test) => {

    assert_equals(container.querySelector('c-d').customElementRegistry, null);

}, `XHTML parser should create a defined custom element with null registry if customelementregistry is set`);

test((test) => {

    container.setHTMLUnsafe(`<a-b customelementregistry></a-b>`);

    assert_equals(container.querySelector('a-b').customElementRegistry, null);

}, `XHTML fragment parser should create a custom element candidate with null registry if customelementregistry is set`);

test((test) => {

    container.setHTMLUnsafe(`<c-d></c-d>`);

    assert_equals(container.querySelector('c-d').customElementRegistry, window.customElements);

    container.setHTMLUnsafe(`<c-d customelementregistry></c-d>`);

    assert_equals(container.querySelector('c-d').customElementRegistry, null);

}, `XHTML fragment parser should create a defined custom element with null registry if customelementregistry is set`);

]]>

</script>

</body>

</html>