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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 01:47:29 +0000
commit0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch)
treea31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /dom/media/webvtt/test/mochitest/test_bug1242594.html
parentInitial commit. (diff)
downloadfirefox-esr-upstream/115.8.0esr.tar.xz
firefox-esr-upstream/115.8.0esr.zip
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
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+<!DOCTYPE HTML>
+<html>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=1242594
+-->
+<head>
+ <meta charset='utf-8'>
+ <title>Bug 1242594 - Unbind a video element with HTMLTrackElement
+ should not remove the TextTrack</title>
+ <script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
+ <script src="/tests/SimpleTest/SimpleTest.js"></script>
+ <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
+</head>
+<body>
+<p id="display"></p>
+<div id="content">
+</div>
+<pre id="test">
+<script class="testbody" type="text/javascript">
+SimpleTest.waitForExplicitFinish();
+
+var video = document.createElement("video");
+video.src = "seek.webm";
+video.preload = "auto";
+
+var trackElement = document.createElement("track");
+trackElement.src = "basic.vtt";
+trackElement.kind = "subtitles";
+
+document.getElementById("content").appendChild(video);
+video.appendChild(trackElement);
+
+// 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>
+</pre>
+</body>
+</html>