third_party/WebKit/LayoutTests/custom-elements/imports/detached-import.html - Issue 2242743002: Make custom elements work in HTML imports

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Side by Side Diff: third_party/WebKit/LayoutTests/custom-elements/imports/detached-import.html

Issue 2242743002: Make custom elements work in HTML imports (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: Addresses tkent's comments. Created 4 years, 3 months ago

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	1 <!DOCTYPE html>

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

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

	4 <link id="import1" rel="import" href="resources/import-custom.html">

	5 <script>

	6 'use strict';

	7

	8 test(() => {

	9 let a = import1.import.querySelector('x-x');

	10 assert_equals(Object.getPrototypeOf(a), HTMLElement.prototype,

	11 '<x-x> should not have been upgreaded yet.');

	12

	13 import1.remove();

	14 assert_equals(document.querySelector('link[rel=import]'), null,

	15 'imported document should be detached');

	16

	17 customElements.define('x-x', class extends HTMLElement{});

	18 assert_equals(Object.getPrototypeOf(a), HTMLElement.prototype,

	19 'detached <x-x> should not have been upgreaded.');

	20 }, 'custom elements in detached imports should not upgrade.');

	21 </script>

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