third_party/WebKit/LayoutTests/fast/dom/minor-dom-gc.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <script src="../../resources/js-test.js"></script>
   5 </head>
   6 <body>
   7 <script>
   8 jsTestIsAsync = true;
   9 function createTree() {
  10     var div = document.createElement("div");
  11     div.appendChild(document.createElement("div"));
  12     div.appendChild(document.createElement("div"));
  13     div.appendChild(document.createElement("div"));
  14 }
  15
  16 var num1, num2, num3;
  17 asyncGC(function() {
  18     num1 = internals.numberOfLiveNodes();
  19     createTree();
  20     num2 = internals.numberOfLiveNodes();
  21     asyncMinorGC(function() {
  22         num3 = internals.numberOfLiveNodes();
  23         shouldBe('num2', 'num1 + 4');
  24         shouldBe('num3', 'num1');
  25         finishJSTest();
  26     });
  27 });
  28 </script>
  29 </body>
  30 </html>