HTMLMediaElementCapture-EME-content.https.html

<!DOCTYPE html>
<script src=../../resources/testharness.js></script>
<script src=../../resources/testharnessreport.js></script>
<script>

// Run createStream() on a <video> source with protected content.

promise_test(function() {
  var video = document.createElement('video');

  assert_equals(video.error, null);
  assert_equals(video.mediaKeys, null);

  // requestMediaKeySystemAccess() requires either audioCapabilities or
  // videoCapabilities to be specified, so provide a simple config that
  // should be supported everywhere.
  const config = [{
    initDataTypes: ['keyids'],
    videoCapabilities: [{contentType: 'video/webm; codecs="vp9"'}],
  }];

  return navigator.requestMediaKeySystemAccess('org.w3.clearkey', config)
      .then(function(access) {
        return access.createMediaKeys();
      })
      .then(function(mediaKeys) {
        return video.setMediaKeys(mediaKeys);
      })
      .then(function() {
        video.src = '../../media/content/test-encrypted.webm';
        assert_throws_dom('NotSupportedError', function() {
          var stream = video.captureStream();
        }, 'Cannot create a captureStream() out of a protected <video>');

        // captureStream() will fail due to setMediaKeys() being called,
        // so not checking what happens to the video stream.
        return Promise.resolve(true);
      });
}, 'check <video> captureStream() fails on an encrypted/protected media');

</script>
chromium/third_party/blink/web_tests/fast/mediacapturefromelement/HTMLMediaElementCapture-EME-content.https.html
