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<!DOCTYPE html>
<html>
<head>
<title>Shadow DOM Test: Upper-boundary encapsuration on ownerDocument: basic tests</title>
<link rel="author" title="Aleksei Yu. Semenov" href="mailto:sgrekhov@unipro.ru">
<link rel="author" title="Sergey G. Grekhov" href="mailto:sgrekhov@unipro.ru">
<link rel="author" title="Mikhail Fursov" href="mailto:mfursov@unipro.ru">
<link rel="author" title="Yuta Kitamura" href="mailto:yutak@google.com">
<link rel="help" href="http://www.w3.org/TR/2013/WD-shadow-dom-20130514/#upper-boundary-encapsulation">
<meta name="assert" content="Upper-boundary encapsulation: The ownerDocument property of all nodes in shadow tree refers to the document of the shadow host.">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../../../html/resources/common.js"></script>
</head>
<body>
<div id="log"></div>
<script>
test(function () {
var doc = document.implementation.createHTMLDocument('Test');
doc.body.innerHTML = '<div>A<div>B</div>C<div><span>D</span></div>E</div>';
var nodeIterator = doc.createNodeIterator(doc.body,
NodeFilter.SHOW_ELEMENT, null);
var node;
while (node = nodeIterator.nextNode()) {
var shadowRoot = node.attachShadow({mode: 'open'});
assert_equals(shadowRoot.ownerDocument, doc);
}
}, 'ownerDocument property of a shadow root should be the document of the ' +
'shadow host, regardless of the location of the shadow host.');
test(function () {
var MAX_DEPTH = 16;
var doc = document.implementation.createHTMLDocument('Test');
var tail = doc.body;
for (var depth = 1; depth <= MAX_DEPTH; ++depth) {
var div = doc.createElement('div');
div.id = 'depth-' + depth;
tail.appendChild(div);
tail = div;
}
for (var depth = 1; depth <= MAX_DEPTH; ++depth) {
var host = doc.getElementById('depth-' + depth);
var shadowRoot = host.attachShadow({mode: 'open'});
assert_equals(shadowRoot.ownerDocument, doc,
'ownerDocument mismatch for #depth-' + depth);
}
}, 'ownerDocument property of elements in a shadow tree should match ' +
'the document of the shadow host, regardless of the element\'s location ' +
'in a shadow tree.');
test(function () {
var doc = document.implementation.createHTMLDocument('Test');
var shadowRoot = doc.body.attachShadow({mode: 'open'});
var div = doc.createElement('div');
shadowRoot.appendChild(div);
assert_equals(div.ownerDocument, doc);
}, 'Elements added to a shadow tree should automatically get a valid ' +
'ownerDocument.');
test(function () {
var doc1 = document.implementation.createHTMLDocument('Test 1');
var doc2 = document.implementation.createHTMLDocument('Test 2');
var shadowRoot = doc1.body.attachShadow({mode: 'open'});
var div = doc2.createElement('div');
shadowRoot.appendChild(div);
assert_equals(div.ownerDocument, doc1);
}, 'ownerDocument property of an element in a shadow tree should be the ' +
'document of the shadow host, even if the host element is created from ' +
'another document.');
test(function () {
var doc1 = document.implementation.createHTMLDocument('Test 1');
var doc2 = document.implementation.createHTMLDocument('Test 2');
var shadowRoot = doc1.body.attachShadow({mode: 'open'});
doc2.body.innerHTML =
'<div id="root">A<div>B</div>C<div><span>D</span></div>E</div>';
shadowRoot.appendChild(doc2.getElementById('root'));
var nodeIterator = doc1.createNodeIterator(
shadowRoot.getElementById('root'), 0xFFFFFFFF, null);
var node;
while (node = nodeIterator.nextNode()) {
assert_equals(node.ownerDocument, doc1);
}
}, 'All children nodes of a shadow root get a valid ownerDocument when ' +
'added to a shadow tree.');
test(function () {
var doc1 = document.implementation.createHTMLDocument('Test 1');
var doc2 = document.implementation.createHTMLDocument('Test 2');
var shadowRoot = doc1.body.attachShadow({mode: 'open'});
doc2.body.innerHTML = '<div id="parent"><div id="child"></div></div>';
shadowRoot.appendChild(doc2.getElementById('child'));
assert_equals(doc2.getElementById('parent').ownerDocument, doc2);
}, 'ownerDocument property of a node should remain the same, even if its ' +
'child is adopted into a shadow tree.');
</script>
</body>
</html>
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