| <!doctype html> |
| 004-1 |
| <script> |
| var handleBeforeUnload = function() { |
| parent.beforeunload_fired = true; |
| removeListener(); |
| setTimeout(function() { |
| parent.timeout_fired = true; |
| }, 1000); |
| } |
| |
| var removeListener = function() { |
| assert_true(window.removeEventListener('beforeunload', handleBeforeUnload, false)); |
| } |
| |
| window.addEventListener('beforeunload', handleBeforeUnload, false); |
| |
| onload = function() { |
| if (!parent.loaded) { |
| parent.loaded = true; |
| location="004-2.html?" + Math.random(); |
| } |
| } |
| </script> |
| // child frame with no onbeforeunload listener. Should leave the parent as unsalvageable. |
| // Adding the iframe prevents potential implementation bugs where the the recursive steps of #prompt-to-unload-a-document |
| // would overwrite the salvageable state of the parent. |
| <iframe></iframe> |
