third_party/WebKit/LayoutTests/fast/events/before-unload-remove-itself.html

   1 <!DOCTYPE html>
   2 <html>
   3 <body>
   4 <p>This test ensures a beforeunload event handler can safely remove the frame to which the event is fired. You should see PASS below:</p>
   5 <pre id="log"></pre>
   6 <script>
   7
   8 if (window.testRunner) {
   9     testRunner.dumpAsText();
  10     testRunner.dumpChildFramesAsText();
  11     testRunner.waitUntilDone();
  12 }
  13
  14 var log = document.getElementById('log');
  15 var done = false;
  16
  17 function test() {
  18     if (done) {
  19         // log's not having any content implies that load event was dispatched for the second time before beforeunload is dispatched.
  20         if (!log.innerHTML.length)
  21             log.innerHTML = 'FAIL: beforeunload event was never dispatched.\n';
  22         else
  23             log.innerHTML = 'FAIL: beforeunload event handler did not remove the frame.\n';
  24         if (window.testRunner)
  25             testRunner.notifyDone();
  26         return;
  27     }
  28     done = true;
  29     document.getElementsByTagName('iframe')[0].contentWindow.location.href = 'resources/before-unload-in-subframe-child.html';
  30 }
  31
  32 function fired() {
  33     document.body.removeChild(document.body.getElementsByTagName('iframe')[0]);
  34     log.innerHTML = 'PASS\n';
  35     if (window.testRunner)
  36         testRunner.notifyDone();
  37 }
  38
  39 </script>
  40 <iframe onload="test()" src="resources/before-unload-in-subframe-child.html"></iframe>
  41 </body>
  42 </html>