third_party/WebKit/LayoutTests/http/tests/misc/svg-image-load-outlives-gc-without-crashing.html

   1 <script src="/js-test-resources/js-test.js"></script>
   2 <script>
   3
   4 if (window.testRunner) {
   5         testRunner.waitUntilDone();
   6         testRunner.dumpAsText();
   7 }
   8
   9 function loaded() {
  10         // If the garbage collection causes the image load to stop and therefore causes the load event to fire on the main frame, we failed.
  11         alert("FAIL: The load event fired");
  12
  13         if (window.testRunner)
  14                 testRunner.notifyDone();
  15 }
  16
  17 </script>
  18 <body onload="loaded();">
  19
  20 This has an svg element that contains an svg image element.  That svg element is wrapped in a div.  It removes the div, forces garbage collection, and makes sure that the window load event does not fire.  It also makes sure there is no crash.<br>
  21 <div id="thediv">
  22 <svg>
  23 <image xlink:href="resources/slowimage.php" />
  24 </svg>
  25 </div>
  26 </body>
  27 <script>
  28
  29 function finished() {
  30         window.stop()
  31         if (window.testRunner)
  32                 testRunner.notifyDone();
  33 }
  34
  35 function forceGC() {
  36         gc();
  37         setTimeout("finished();", 0);
  38 }
  39
  40 function removeTheDiv() {
  41         var element = window.document.getElementById("thediv");
  42         element.parentNode.removeChild(element);
  43         element = null;
  44         setTimeout("forceGC();", 0);
  45 }
  46
  47 setTimeout("removeTheDiv();", 0);
  48
  49 </script>