src/third_party/WebKit/LayoutTests/fullscreen/api/element-ready-check-fullscreen-iframe-child.html

   1 <!DOCTYPE html>
   2 <title>Element ready check for child of a fullscreen iframe</title>
   3 <script src="../../resources/testharness.js"></script>
   4 <script src="../../resources/testharnessreport.js"></script>
   5 <script src="../trusted-event.js"></script>
   6 <div id="log"></div>
   7 <iframe><!-- script inserts div here --></iframe>
   8 <script>
   9 // Verify that an iframe can itself go fullscreen, and that this doesn't
  10 // influence the iframe ancestor test of the element ready check.
  11 async_test(function(t)
  12 {
  13     var iframe = document.querySelector("iframe");
  14     document.onfullscreenchange = t.step_func(function()
  15     {
  16         assert_equals(document.fullscreenElement, iframe, "fullscreen element");
  17         var div = document.createElement("div");
  18         // This adds the div to the iframe element itself, not to the iframe's
  19         // contentDocument. It's done here because the HTML parser treats the
  20         // content of iframe as a text node.
  21         iframe.appendChild(div);
  22         trusted_request(div, iframe.contentDocument.body);
  23         document.onfullscreenchange = t.unreached_func("second fullscreenchange event");
  24         document.onfullscreenerror = t.step_func_done();
  25     });
  26     trusted_request(iframe);
  27 });
  28 </script>