parallel-capture-requests.https.html

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This test has a WPT meta file that expects 2 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /mediacapture-streams/parallel-capture-requests.https.html - WPT Dashboard Interop Dashboard

<!doctype html>

<html>

<head>

<title>Parallel capture requests</title>

</head>

<body>

<button id="button">User gesture</button>

<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>

async function getDisplayMedia(constraints) {

  const p = new Promise(r => button.onclick = r);

  await test_driver.click(button);

  await p;

  return navigator.mediaDevices.getDisplayMedia(constraints);

promise_test(function() {

  const getUserMediaPromise =

        navigator.mediaDevices.getUserMedia({audio: true, video:true});

  const getDisplayMediaPromise =

        getDisplayMedia({video: true, audio: true});

  return Promise.all([getUserMediaPromise, getDisplayMediaPromise])

      .then(function(s) {

        assert_greater_than_equal(s[0].getTracks().length, 1);

        assert_less_than_equal(s[0].getTracks().length, 2);

        assert_equals(s[0].getVideoTracks().length, 1);

        assert_less_than_equal(s[0].getAudioTracks().length, 1);

        assert_greater_than_equal(s[1].getTracks().length, 1);

        assert_less_than_equal(s[1].getTracks().length, 2);

        assert_equals(s[1].getVideoTracks().length, 1);

        assert_less_than_equal(s[1].getAudioTracks().length, 1);

});

}, 'getDisplayMedia() and parallel getUserMedia()');

promise_test(function() {

  const getDisplayMediaPromise =

        getDisplayMedia({video: true, audio: true});

  const getUserMediaPromise =

        navigator.mediaDevices.getUserMedia({audio: true, video:true});

  return Promise.all([getDisplayMediaPromise, getUserMediaPromise])

      .then(function(s) {

        assert_greater_than_equal(s[0].getTracks().length, 1);

        assert_less_than_equal(s[0].getTracks().length, 2);

        assert_equals(s[0].getVideoTracks().length, 1);

        assert_less_than_equal(s[0].getAudioTracks().length, 1);

        assert_greater_than_equal(s[1].getTracks().length, 1);

        assert_less_than_equal(s[1].getTracks().length, 2);

        assert_equals(s[1].getVideoTracks().length, 1);

        assert_less_than_equal(s[1].getAudioTracks().length, 1);

});

}, 'getUserMedia() and parallel getDisplayMedia()');

</script>

</body>

</html>