MediaStreamTrack-getCapabilities-fast.html

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This WPT test may be referenced by the following Test IDs:
- /mediacapture-image/MediaStreamTrack-getCapabilities-fast.html - WPT Dashboard Interop Dashboard

<!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>