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<!doctype html>
<title>Test that mediastreamtrack are properly ended</title>
<link rel="author" title="Dominique Hazael-Massieux" href=""/>
<p class="instructions">When prompted, accept to share your video and audio
stream, and then revoke that permission.</p>
<h1 class="instructions">Description</h1>
<p class="instructions">This test checks that the video and audio tracks of
MediaStream object returned by the success callback in getUserMedia are
correctly set into inactive state when permission is revoked.</p>
<div id='log'></div>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=/resources/testdriver.js></script>
<script src=/resources/testdriver-vendor.js></script>
<script src=permission-helper.js></script>
'use strict';
promise_test(async t => {
await setMediaPermission();
const stream = await navigator.mediaDevices.getUserMedia({
audio: true,
video: true,
const vidTrack = stream.getVideoTracks()[0];
assert_equals(vidTrack.readyState, "live",
"The video track object is in live state");
const vidEnded = new Promise(r => vidTrack.onended = r);
const audTrack = stream.getAudioTracks()[0];
assert_equals(audTrack.readyState, "live",
"The audio track object is in live state");
const audEnded = new Promise(r => audTrack.onended = r);
await Promise.race([vidEnded, audEnded]);
assert_equals(stream.getTracks().filter(t => t.readyState == "ended").length,
1, "Only one track is ended after first track's ended event");
assert_equals(stream.getTracks().filter(t => t.readyState == "live").length,
1, "One track is still live after first track's ended event");
assert_true(, "MediaStream is still active");
await Promise.all([vidEnded, audEnded]);
assert_equals(vidTrack.readyState, "ended", "Video track ended as expected");
assert_equals(audTrack.readyState, "ended", "Audio track ended as expected");
assert_false(, "MediaStream has become inactive as expected");
}, "Tests that MediaStreamTracks end properly on permission revocation");