file_DOM_element_instanceof.xhtml

Enable keyboard shortcuts

<?xml version="1.0"?>

<?xml-stylesheet type="text/css" href="chrome://global/skin"?>

<window title="Mozilla Bug 824917"

        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

  <iframe type="content"></iframe>

  <script type="application/javascript">

  <![CDATA[

  /** Test for Bug 799299 **/

  var SimpleTest = window.arguments[0].SimpleTest;

  var ok = window.arguments[0].ok;

  // Note: We can't use frames[0] here because the type="content" attribute

  // isolates it into a separate browsing context hierarchy.

  var doc = document.querySelector("iframe").contentDocument;

  ok(HTMLBodyElement.isInstance(doc.createElement("body")),

     "Should be instance of HTMLBodyElement");

  ok(HTMLDivElement.isInstance(doc.createElement("div")),

     "Should be instance of HTMLDivElement");

  ok(HTMLFrameSetElement.isInstance(doc.createElement("frameset")),

     "Should be instance of HTMLFrameSetElement");

  ok(HTMLHeadingElement.isInstance(doc.createElement("h1")),

     "Should be instance of HTMLHeadingElement");

  ok(HTMLLabelElement.isInstance(doc.createElement("label")),

     "Should be instance of HTMLLabelElement");

  window.close();

  window.arguments[0].SimpleTest.finish();

]]>

  </script>

</window>