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<!DOCTYPE html>
<!--
Distributed under both the W3C Test Suite License [1] and the W3C
3-clause BSD License [2]. To contribute to a W3C Test Suite, see the
policies and contribution forms [3].
[1] http://www.w3.org/Consortium/Legal/2008/04-testsuite-license
[2] http://www.w3.org/Consortium/Legal/2008/03-bsd-license
[3] http://www.w3.org/2004/10/27-testcases
-->
<html>
<head>
<title>Shadow DOM Test: Confirm activeElement return null</title>
<link rel="author" title="Sergey G. Grekhov" href="mailto:sgrekhov@unipro.ru">
<link rel="author" title="Masaya Iseki" href="mailto:iseki.m.aa@gmail.com">
<link rel="help" href="http://w3c.github.io/webcomponents/spec/shadow/#attributes">
<meta name="assert" content="ShadowRoot Object: confirm activeElement return null">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../../../../html/resources/common.js"></script>
<script src="../../../../resources/shadow-dom-utils.js"></script>
</head>
<body>
<div id="log"></div>
<script>
test(unit(function (ctx) {
var d = newRenderedHTMLDocument(ctx);
var host = d.createElement('div');
d.body.appendChild(host);
var s = host.attachShadow({mode: 'open'});
assert_equals(s.activeElement, null, 'activeElement attribute of the ShadowRoot must return null if there\'s no focused element');
}), 'confirm activeElement return null');
test(unit(function (ctx) {
var d = newRenderedHTMLDocument(ctx);
var host = d.createElement('div');
d.body.appendChild(host);
var s = host.attachShadow({mode: 'open'});
var inp = d.createElement('input');
d.body.appendChild(inp);
inp.focus();
assert_equals(s.activeElement, null, 'activeElement attribute of the ShadowRoot must return null if there\'s no focused element in the shadow tree');
}), 'confirm activeElement return null when there is other element in body');
test(unit(function (ctx) {
var d = newRenderedHTMLDocument(ctx);
var host = d.createElement('div');
d.body.appendChild(host);
var s = host.attachShadow({mode: 'open'});
var inp = d.createElement('input');
d.body.appendChild(inp);
var inp2 = d.createElement('input');
s.appendChild(inp2);
inp.focus();
assert_equals(s.activeElement, null, 'activeElement attribute of the ShadowRoot must return null if there\'s no focused element in the shadow tree');
}), 'confirm activeElement return null when focus on the element in the outer shadow tree');
</script>
</body>
</html>
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