| <!DOCTYPE html> |
| <title>Tests that added cue object wrappers live across garbage collections.</title> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script src="../media-file.js"></script> |
| <video></video> |
| <script> |
| async_test(function(t) { |
| var cueIndex = 0; |
| var cueLimit = 10; |
| var video = document.querySelector("video"); |
| video.src = findMediaFile("video", "../content/test"); |
| |
| video.textTracks.custom = "trackList"; |
| assert_true(video.textTracks.hasOwnProperty("custom")); |
| |
| // Add a text track to the video element. |
| var track = video.addTextTrack("captions", "regular captions track", "en"); |
| track.custom = "track"; |
| assert_true(track.hasOwnProperty("custom")); |
| |
| // Add cues with own native property to the track with enter event listener. |
| for (var i = 0; i < cueLimit; i++) { |
| var cue = new VTTCue(i / 4, i / 2 + 1, "Label" + i); |
| cue.custom = "cue"; |
| |
| cue.onenter = t.step_func(function(event) { |
| var currentCue = event.target; |
| assert_true(currentCue.hasOwnProperty("custom")); |
| if (++cueIndex == cueLimit) |
| t.done(); |
| }); |
| |
| track.addCue(cue); |
| } |
| |
| for (var i = 0; i < cueLimit; i++) { |
| var cue = track.cues[i]; |
| assert_true(cue.hasOwnProperty("custom")); |
| } |
| |
| // Trigger a garbage collection. |
| track = null; |
| gc(); |
| |
| assert_true(video.textTracks.hasOwnProperty("custom")); |
| |
| track = video.textTracks[0]; |
| assert_true(track.hasOwnProperty("custom")); |
| |
| // Play the video and test cue wrappers. |
| video.play(); |
| track.mode = "showing"; |
| }); |
| </script> |
