File: Node-parentNode.html

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<!DOCTYPE html>
<title>Node.parentNode</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<script>
// XXX need to test for more node types
test(function() {
  assert_equals(document.parentNode, null)
}, "Document")
test(function() {
  assert_equals(document.doctype.parentNode, document)
}, "Doctype")
test(function() {
  assert_equals(document.documentElement.parentNode, document)
}, "Root element")
test(function() {
  var el = document.createElement("div")
  assert_equals(el.parentNode, null)
  document.body.appendChild(el)
  assert_equals(el.parentNode, document.body)
}, "Element")
var t = async_test("Removed iframe");
function testIframe(iframe) {
  t.step(function() {
    var doc = iframe.contentDocument;
    iframe.parentNode.removeChild(iframe);
    assert_equals(doc.firstChild.parentNode, doc);
  });
  t.done();
}
</script>
<iframe id=a src="Node-parentNode-iframe.html" onload="testIframe(this)"></iframe>