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<!DOCTYPE html>
<html>
<head>
<meta name='author' title='Google' href='http://www.google.com'>
<meta name='assert' content='Shadow DOM should not leak via window.frames.'>
<link rel='help' href='https://w3c.github.io/webcomponents/spec/shadow/'>
<script src='/resources/testharness.js'></script>
<script src='/resources/testharnessreport.js'></script>
</head>
<body>
<div id='log'></div>
<iframe src='about:blank' name='mainFrame1'></iframe>
<div id='host-open'></div>
<div id='host-closed'></div>
</body>
<script>
'use strict';
var host_open = document.getElementById('host-open');
var root_open = host_open.attachShadow({mode: 'open'});
root_open.innerHTML = '<iframe src="about:blank" name="shadowFrame1"></iframe>';
var host_closed = document.getElementById('host-closed');
var root_closed = host_closed.attachShadow({mode: 'closed'});
root_closed.innerHTML = '<iframe src="about:blank" name="shadowFrame2"></iframe>';
test(() => {
assert_equals(window.frames.length, 1, 'window.frames should return only frames in document.');
assert_equals(window.frames[0].name, 'mainFrame1', 'window.frames[0] should be mainFrame1.');
assert_equals(window.frames['mainFrame1'], window.frames[0], 'window.frames[\'mainFrame1\'] should be equal to mainFrame1.');
assert_equals(window.frames['shadowFrame1'], undefined, 'shadowFrame1 should not leak.');
assert_equals(window.frames['shadowFrame2'], undefined, 'shadowFrame2 should not leak.');
}, 'window.frames should not leak frames in Shadow DOM.');
</script>
</html>
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