MediaStreamTrack-getCapabilities-fast.html

<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
<canvas id='canvas' width=10 height=10></canvas>
</body>
<script>

// This test verifies that MediaStreamTrack.getCapabilities() exists and that it
// returns something.  Other tests go deeper.
test(function() {
  var canvas = document.getElementById('canvas');
  var context = canvas.getContext("2d");
  context.fillStyle = "red";
  context.fillRect(0, 0, 10, 10);

  var stream = canvas.captureStream();
  assert_equals(stream.getAudioTracks().length, 0);
  assert_equals(stream.getVideoTracks().length, 1);

  var videoTrack = stream.getVideoTracks()[0];

  assert_equals(typeof videoTrack.getCapabilities, 'function');

  capabilities = videoTrack.getCapabilities();
  assert_equals(typeof capabilities, 'object');
}, 'MediaStreamTrack.getCapabilities()');

</script>

chromium/third_party/blink/web_tests/external/wpt/mediacapture-image/MediaStreamTrack-getCapabilities-fast.html