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Bug 1242599 - testcase. r=rillian

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MozReview-Commit-ID: Bkl13cdT2CA

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extra : rebase_source : e405d058a7836fd897ef5a62f696477048d65981
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bechen 2016-06-02 15:37:19 +08:00
parent d1ed19f21d
commit aa321b3d28
1 changed files with 10 additions and 9 deletions
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19
dom/media/test/test_bug1242594.html
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@ -30,15 +30,16 @@ trackElement.kind = "subtitles";
document.getElementById("content").appendChild(video);
video.appendChild(trackElement);
video.addEventListener("loadedmetadata", function run_tests() {
is(video.textTracks.length, 1, "Video should have one TextTrack.");
var parent = video.parentNode;
parent.removeChild(video);
is(video.textTracks.length, 1, "After unbind the video element, should have one TextTrack.");
parent.appendChild(video);
is(video.textTracks.length, 1, "After bind the video element, should have one TextTrack.");
SimpleTest.finish();
});
// Bug 1242599, access video.textTracks.length immediately after
// the track element binds into the media element.
is(video.textTracks.length, 1, "Video should have one TextTrack.");
var parent = video.parentNode;
parent.removeChild(video);
is(video.textTracks.length, 1, "After unbind the video element, should have one TextTrack.");
parent.appendChild(video);
is(video.textTracks.length, 1, "After bind the video element, should have one TextTrack.");
SimpleTest.finish();
</script>
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