third_party/WebKit/LayoutTests/fast/dom/inline-event-attributes-release.html

   1 <!DOCTYPE html>
   2 <script src="../../resources/js-test.js"></script>
   3 <script>
   4
   5 description('Tests that we do not hold on to any nodes');
   6
   7 jsTestIsAsync = true;
   8
   9 function numberOfLiveNodes() {
  10     return window.internals && window.internals.numberOfLiveNodes && window.internals.numberOfLiveNodes();
  11 }
  12
  13 var afterCount;
  14 var beforeCount;
  15
  16 asyncGC(function() {
  17     beforeCount = numberOfLiveNodes();
  18     var f = document.createElement('form');
  19     var i = f.appendChild(document.createElement('input'));
  20     i.setAttribute('onclick', '');
  21     f.removeChild(i);
  22     f = null;
  23     i = null;
  24     asyncGC(function() {
  25         afterCount = numberOfLiveNodes();
  26         shouldBe('afterCount - beforeCount', '0');
  27         finishJSTest();
  28     });
  29 });
  30
  31
  32 </script>