зеркало из https://github.com/mozilla/gecko-dev.git
46 строки
1.4 KiB
HTML
46 строки
1.4 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=1242594
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-->
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<head>
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<meta charset='utf-8'>
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<title>Bug 1242594 - Unbind a video element with HTMLTrackElement
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should not remove the TextTrack</title>
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<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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</head>
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<body>
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<p id="display"></p>
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<div id="content">
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</div>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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SimpleTest.waitForExplicitFinish();
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var video = document.createElement("video");
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video.src = "seek.webm";
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video.preload = "auto";
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var trackElement = document.createElement("track");
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trackElement.src = "basic.vtt";
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trackElement.kind = "subtitles";
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document.getElementById("content").appendChild(video);
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video.appendChild(trackElement);
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// Bug 1242599, access video.textTracks.length immediately after
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// the track element binds into the media element.
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is(video.textTracks.length, 1, "Video should have one TextTrack.");
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var parent = video.parentNode;
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parent.removeChild(video);
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is(video.textTracks.length, 1, "After unbind the video element, should have one TextTrack.");
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parent.appendChild(video);
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is(video.textTracks.length, 1, "After bind the video element, should have one TextTrack.");
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SimpleTest.finish();
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</script>
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</pre>
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</body>
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</html> |