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<head>
<title>Shadow DOM Test: A_10_02_02_03</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-aware-methods">
<meta name="assert" content="Extensions to Element Interface: createShadowRoot 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(unit(function (ctx) {

	var d = newRenderedHTMLDocument(ctx);

    var host = d.createElement('div');
    d.body.appendChild(host);

    var span = d.createElement('span');
    span.setAttribute('id', 'sp0');
    span.innerHTML = 'Some text';
    host.appendChild(span);

    //old tree
    var s1 = host.createShadowRoot();
    s1.innerHTML = '<span id="sp1">Span 1</span>';
    //young tree
    var s2 = host.createShadowRoot();
    s2.innerHTML = '<span id="sp2">Span 2</span>';

    // span should become invisible as shadow root content
    assert_equals(span.offsetTop, 0, 'Point 1:createShadowRoot() method should add ' +
    		'the ShadowRoot object at the top of the tree stack of its host');
    assert_equals(s1.querySelector('#sp1').offsetTop, 0, 'Point 2:createShadowRoot() method should add ' +
		'the ShadowRoot object at the top of the tree stack of its host');
    assert_true(s2.querySelector('#sp2').offsetTop > 0, 'Point 3:createShadowRoot() method should add ' +
		'the ShadowRoot object at the top of the tree stack of its host');


}), 'A_10_02_02_03_T01');
</script>
</body>
</html>