| <!DOCTYPE html> |
| <html> |
| <body> |
| <p>This test ensures beforeunload event fires exactly once in a subframe even if the frame was adopted to a frame that appears later in the tree.</p> |
| <pre id="log"></pre> |
| <script> |
| |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| function createFrame(id, parent) { |
| var iframe = document.createElement('iframe'); |
| if (parent) |
| parent.contentDocument.body.appendChild(iframe); |
| else |
| document.body.appendChild(iframe); |
| iframe.contentDocument.body.appendChild(iframe.contentDocument.createTextNode(id)); |
| iframe.contentDocument.body.appendChild(iframe.contentDocument.createElement('br')); |
| iframe.contentWindow.onbeforeunload = function () { fired(iframe.contentWindow, id); return null; } |
| iframe.style.width = '70%'; |
| iframe.style.height = '40%'; |
| return iframe; |
| } |
| |
| function log(message) { |
| var log = document.getElementById('log'); |
| log.innerHTML += message + '\n'; |
| } |
| |
| var expectedOrder = ['parent', 'a', 'adoptee', 'b']; |
| var i = 0; |
| |
| function fired(contentWindow, id) { |
| if (expectedOrder[i] == id) |
| log('PASS: fired on ' + id); |
| else |
| log('FAIL: fired on ' + id + ' but expected on ' + expectedOrder[i]); |
| i++; |
| |
| if (contentWindow == adoptee.contentWindow) { |
| log('adopting'); |
| b.contentDocument.body.appendChild(b.contentDocument.adoptNode(adoptee)); |
| log('adopted'); |
| } |
| } |
| |
| var container = createFrame('parent'); |
| var a = createFrame('a', container); |
| var adoptee = createFrame('adoptee', a); |
| var b = createFrame('b', container); |
| |
| container.onload = function () { |
| if (i == expectedOrder.length) |
| log('DONE'); |
| else |
| log('Received ' + i + ' events but expected ' + expectedOrder.length); |
| if (window.testRunner) |
| testRunner.notifyDone(); |
| } |
| container.src = 'resources/empty.html'; |
| |
| </script> |
| </body> |
| </html> |
