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<html>
<head>
<title>Shadow DOM Test: A_10_01_02_05</title>
<link rel="author" title="Sergey G. Grekhov" href="mailto:sgrekhov@unipro.ru">
<link rel="help" href="http://www.w3.org/TR/2013/WD-shadow-dom-20130514/#shadow-root-methods">
<meta name="assert" content="ShadowRoot Object: NodeList getElementsBytagName(DOMString tagName) method">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../../testcommon.js"></script>
<link rel="stylesheet" href="/resources/testharness.css">
</head>
<body>
<div id="log"></div>
<script>
test(function () {
var d = newHTMLDocument();
var el = d.createElement('div');
d.body.appendChild(el);
var s = el.createShadowRoot();
assert_equals(s.getElementsByTagName('span').length, 0, 'ShadowRoot getElementsByTagName() ' +
'method should return empty list if there\'s no matching child elements');
}, 'A_10_01_02_05_T01');
test(function () {
var d = newHTMLDocument();
var el = d.createElement('div');
d.body.appendChild(el);
var s = el.createShadowRoot();
var child = d.createElement('span');
s.appendChild(child);
assert_equals(s.getElementsByTagName('span').length, 1, 'ShadowRoot getElementsByTagName() ' +
'method should return matching child element');
}, 'A_10_01_02_05_T02');
test(function () {
var d = newHTMLDocument();
var el = d.createElement('div');
d.body.appendChild(el);
var s = el.createShadowRoot();
var child = d.createElement('span');
s.appendChild(child);
var child2 = d.createElement('span');
s.appendChild(child2);
assert_equals(s.getElementsByTagName('span').length, 2, 'ShadowRoot getElementsByTagName() ' +
'method should return matching child elements');
}, 'A_10_01_02_05_T03');
</script>
</body>
</html>