custom-elements/reactions/ParentNode.html

<!DOCTYPE html>
<html>
<head>
<title>Custom Elements: CEReactions on ParentNode interface</title>
<meta name="author" title="Ryosuke Niwa" href="mailto:rniwa@webkit.org">
<meta name="assert" content="prepend and append of ParentNode interface must have CEReactions">
<meta name="help" content="https://dom.spec.whatwg.org/#parentnode">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../resources/custom-elements-helpers.js"></script>
<script src="./resources/reactions.js"></script>
</head>
<body>
<div id="log"></div>
<script>

testNodeConnector(function (newContainer, customElement) {
    newContainer.prepend(customElement);
}, 'prepend on ParentNode');

testNodeConnector(function (newContainer, customElement) {
    newContainer.append(customElement);
}, 'append on ParentNode');

</script>
</body>
</html>