third_party/WebKit/LayoutTests/fast/dom/frameElement-accessor-context.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <script src="../../resources/js-test.js"></script>
   5 <script>
   6 function test() {
   7     iframe = document.querySelector('iframe');
   8     shouldBeTrue('iframe instanceof HTMLIFrameElement');
   9     shouldBeFalse('iframe instanceof iframe.contentWindow.HTMLIFrameElement');
  10     finishJSTest();
  11 }
  12 description("Accessing window.frameElement from inside an iframe should not cause the &lt;iframe&gt;'s prototype to come from its own context.");
  13 window.jsTestIsAsync = true;
  14 </script>
  15 </head>
  16 <iframe onload="test();" srcdoc="
  17 <script>
  18 window.frameElement;
  19 </script>
  20 "></iframe>
  21 </body>
  22 </html>