third_party/WebKit/LayoutTests/fast/canvas/webgl/context-destroyed-crash.html

   1 <html>
   2 <head>
   3 <script src="resources/webgl-test.js"></script>
   4 </head>
   5 <body>
   6 <script>
   7 if (window.testRunner) {
   8     testRunner.dumpAsText();
   9     testRunner.waitUntilDone();
  10 }
  11
  12 function gc()
  13 {
  14     if (window.GCController)
  15         return GCController.collect();
  16
  17     for (var i = 0; i < 10000; ++i)
  18         var s = new String("AAAA");
  19 }
  20
  21 window.onload = function()
  22 {
  23     canvas = document.createElement("canvas");
  24     context = create3DContext(canvas);
  25     extension = context.getExtension("WEBGL_lose_context");
  26
  27     canvas = null;
  28     context = null;
  29     gc();
  30
  31     setTimeout(finishTest, 1);
  32 }
  33
  34 function finishTest()
  35 {
  36     extension.loseContext();
  37
  38     document.body.innerHTML = "PASS";
  39     if (window.testRunner)
  40         testRunner.notifyDone();
  41 }
  42 </script>
  43 </body>
  44 </html>