third_party/WebKit/LayoutTests/shadow-dom/link.html - Issue 2177163002: Allow <link rel=stylesheet> in a connected shadow tree

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Issue 2177163002: Allow <link rel=stylesheet> in a connected shadow tree (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master

Patch Set: split tests Created 4 years, 4 months ago

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	1 <!DOCTYPE html>

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

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

	4 <body>

	5 <div id="host"></div>

	6 <div id="bodyChild"></div>

	7 </body>

	8 <script>

	9 function colorFor(elem) {

	10 return document.defaultView.getComputedStyle(elem, '').color;

	11 }

	12

	13 async_test((test) => {

	14 let link = document.createElement('link');

	15 link.setAttribute('rel', 'stylesheet');

	16 link.setAttribute('href', 'data:text/css,div { color: green }');

	17 link.addEventListener("load", test.step_func_done(() => {

	18 assert_equals(colorFor(bodyChild), 'rgb(0, 0, 0)', 'An element in a docume nt tree should not be styled.');

	19 assert_equals(colorFor(shadowChild), 'rgb(0, 128, 0)', 'An element in a sh adow tree should be styled.');

	20 }));

	21 let sr = host.attachShadow({ mode: 'open' });

	22 let shadowChild = document.createElement('div');

	23 sr.appendChild(shadowChild);

	24 sr.appendChild(link);

	25 }, '<link rel=stylesheet> should load a stylesheet in a connected shadow tree.') ;

	26 </script>

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