<!doctype html>
<meta charset=utf-8>
<title>getDisplayMedia</title>
<meta name="timeout" content="long">
<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>
  'use strict';

const stopTracks = stream => stream.getTracks().forEach(track => track.stop());

async function getDisplayMedia(constraints) {
  const p = new Promise(r => button.onclick = r);
  await test_driver.click(button);
  await p;
  return navigator.mediaDevices.getDisplayMedia(constraints);
}

test(() => {
  const supportedConstraints =
    navigator.mediaDevices.getSupportedConstraints();
  assert_true(supportedConstraints.restrictOwnAudio);
}, "restrictOwnAudio is supported");

{
  const restrictOwnAudio = [true, false];
  restrictOwnAudio.forEach((restrictOwnAudio) => {
    promise_test(async (t) => {
      const stream = await getDisplayMedia({
        audio: { restrictOwnAudio },
      });
      t.add_cleanup(() => stopTracks(stream));
      const [videoTrack] = stream.getVideoTracks();
      assert_false("restrictOwnAudio" in videoTrack.getSettings());
      const [audioTrack] = stream.getAudioTracks();
      const audioTrackSettings = audioTrack.getSettings();
      assert_true("restrictOwnAudio" in audioTrackSettings);
      assert_equals(
        audioTrackSettings.restrictOwnAudio,
        restrictOwnAudio
      );
      await audioTrack.applyConstraints();
      // Removing constraints does not change the restrictOwnAudio setting.
      assert_true("restrictOwnAudio" in audioTrackSettings);
      assert_equals(
        audioTrackSettings.restrictOwnAudio,
        restrictOwnAudio
      );
    }, `getDisplayMedia({"audio":{"restrictOwnAudio":${restrictOwnAudio}}}) with getSettings`);
  });
}

</script>