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Update web-platform-tests to revision b'468d01bbd84da2babf265c6af46947be68713440'

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WPT Sync Bot 2021-09-07 11:16:33 +00:00 • committed by cybai
parent 35e95f55a1
commit 58e8ee674b
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tests/wpt/web-platform-tests/audio-output/enumerateDevices-with-selectAudioOutput.https.html Normal file
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<!doctype html>
<head>
<title>Test effect of selectAudioOutput() on audiooutput devices from enumerateDevices()</title>
<link rel="help" href="https://w3c.github.io/mediacapture-output/#dom-mediadevices-selectaudiooutput">
</head>
<body>
<p class="instructions">If prompted, <strong>please allow</strong> access to
an audio output device.</p>
</body>
<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>
'use strict';
promise_test(async () => {
const devices = await navigator.mediaDevices.enumerateDevices();
const outputDevices = devices.filter(info => info.kind == "audiooutput");
assert_equals(outputDevices.length, 0, "number of audiooutput devices.");
}, "enumerateDevices() returns no audiooutput devices before permission grant");
let selected;
promise_test(async t => {
await test_driver.bless('transient activation for selectAudioOutput()');
selected = await navigator.mediaDevices.selectAudioOutput();
assert_true(selected instanceof MediaDeviceInfo,
"resolves with a MediaDeviceInfo.");
assert_equals(selected.kind, "audiooutput", "selected.kind");
assert_greater_than(selected.deviceId.length, 0, "selected.deviceId.length");
assert_greater_than(selected.groupId.length, 0, "selected.groupId.length");
assert_not_equals(selected.label, undefined, "selected.label");
}, "selectAudioOutput()");
promise_test(async () => {
// "Once a device is exposed after a call to selectAudioOutput, it MUST be
// listed by enumerateDevices() for the current browsing context."
const devices = await navigator.mediaDevices.enumerateDevices();
const outputDevices = devices.filter(info => info.kind == "audiooutput");
assert_equals(outputDevices.length, 1, "number of audiooutput devices.");
assert_not_equals(selected, undefined);
const info = outputDevices[0];
assert_equals(info.deviceId, selected.deviceId);
assert_equals(info.groupId, selected.groupId);
assert_equals(info.label, selected.label);
}, "enumerateDevices() after selectAudioOutput()");
</script>