| <!DOCTYPE html> |
| <p>Test for failing EventDispatchForbiddenScope assert when moving a |
| video with text track between documents.</p> |
| <video></video> |
| <iframe></iframe> |
| <script> |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| var video = document.querySelector("video"); |
| var track = document.createElement("track"); |
| |
| // Note: The order of setting the text track mode and appending the |
| // track element is important, in terms of implementation and spec: |
| // https://www.w3.org/Bugs/Public/show_bug.cgi?id=28973 |
| track.track.mode = "showing"; |
| video.appendChild(track); |
| |
| // Move the video element to another document. |
| var iframe = document.querySelector("iframe"); |
| iframe.contentDocument.body.appendChild(video); |
| </script> |
