| <!DOCTYPE html> |
| <html> |
| <body> |
| <p>This tests navigating a sibling iframe during beforeunload. The navigation should be prevented.</p> |
| <div id="log"></div> |
| <script> |
| |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| const log = document.getElementById('log'); |
| const frame1 = document.createElement('iframe'); |
| document.body.appendChild(frame1); |
| frame1.contentDocument.open(); |
| frame1.contentDocument.write(`<script> window.onbeforeunload = () => top.startTest() </` + `script>`); |
| frame1.contentDocument.close(); |
| |
| const frame2 = document.createElement('iframe'); |
| document.body.appendChild(frame2); |
| |
| window.onmessage = (event) => { |
| if (event.data == 'load') |
| log.textContent = 'FAIL - the navigation succeeded'; |
| } |
| |
| function startTest() { |
| frame2.src = 'resources/message-top.html'; |
| setTimeout(() => { |
| if (log.textContent == '') |
| log.textContent = 'PASS'; |
| if (window.testRunner) |
| testRunner.notifyDone(); |
| }, 1000); |
| } |
| |
| frame1.src = 'about:blank'; |
| |
| </script> |
| </body> |
| </html> |
