src/third_party/WebKit/LayoutTests/fast/forms/associatedFormControls-leak-nodes.html

   1 <!DOCTYPE html>
   2 <html>
   3 <body>
   4 <iframe id="frame"></iframe>
   5
   6 <script src="../../resources/js-test.js"></script>
   7 <script>
   8 if (!window.internals) {
   9     debug("This test only runs on \"content_shell --dump-render-tree\", as it requires existence of window.internals.");
  10 } else {
  11     gc();
  12     var documentsBefore = window.internals.numberOfLiveDocuments();
  13
  14     var frame = document.getElementById('frame');
  15     frame.contentDocument.body.innerHTML = '<form></form>';
  16     document.body.removeChild(frame);
  17     frame = null;
  18
  19     gc();
  20     var documentsAfter = window.internals.numberOfLiveDocuments();
  21
  22     // -1 is from removing frame itself.
  23     shouldBe('documentsBefore - 1', 'documentsAfter');
  24 }
  25 </script>
  26 </body>
  27 </html>