chromium/third_party/blink/web_tests/fast/dom/import-attribute-node.html

<p>Test for <a href="http://bugs.webkit.org/show_bug.cgi?id=15650">bug 15650</a>:
XML attribute nodes are not importable.</p>
<script>
if (window.testRunner)
  testRunner.dumpAsText();

try {
  var xmld = new DOMParser().parseFromString( "<foo test='baz'/>", "text/xml");
  var xmld2 = new DOMParser().parseFromString("<bar/>", "text/xml");

  var srcElem = xmld.documentElement;
  var dstElem = xmld2.documentElement;

  var importedNode = xmld2.importNode(srcElem.attributes["test"], false);

  dstElem.setAttributeNode(importedNode);
  if (dstElem.getAttribute("test") != "baz")
    throw "wrong imported attribute value: '" + dstElem.getAttribute("test") + "'";

  document.write("<div>SUCCESS</div>");
} catch (ex) {
  document.write("<div>" + ex + "</div>");
}
</script>