| <!DOCTYPE html> |
| <html> |
| <body> |
| |
| <p>This ensures that postMessage called in a callback does not crash. |
| |
| <pre>FAIL</pre> |
| |
| <script> |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| var n = 0; |
| |
| function finishIfNeeded() |
| { |
| if (++n === 2) { |
| document.querySelector('pre').textContent = 'PASS'; |
| if (window.testRunner) |
| testRunner.notifyDone(); |
| } |
| } |
| |
| window.onerror = function() { |
| finishIfNeeded(); |
| return true; |
| }; |
| |
| onmessage = () => { |
| finishIfNeeded(); |
| } |
| |
| requestAnimationFrame(postMessage); |
| setTimeout(postMessage); |
| |
| if (window.testRunner) |
| testRunner.displayAndTrackRepaints(); |
| |
| </script> |
| </body> |
| </html> |
