getPhotoSettings.html

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This test has a WPT meta file that expects 3 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /mediacapture-image/getPhotoSettings.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="/mediacapture-image/resources/imagecapture-helpers.js"></script>

<body>

<canvas id='canvas' width=10 height=10></canvas>

</body>

<script>

const fillLightModeNames = ['off', 'auto', 'flash'];

// This test verifies that ImageCapture can call getPhotoSettings(), with a

// mock Mojo interface implementation.

image_capture_test(async (t, imageCaptureTest) => {

  let canvas = document.getElementById('canvas');

  let context = canvas.getContext('2d');

  context.fillStyle = 'red';

  context.fillRect(0, 0, 10, 10);

  let stream = canvas.captureStream();

  let mockState = imageCaptureTest.mockImageCapture().state();

  let capturer = new ImageCapture(stream.getVideoTracks()[0]);

  let settings = await capturer.getPhotoSettings();

  assert_equals(settings.imageWidth, mockState.width.current, 'width');

  assert_equals(settings.imageHeight, mockState.height.current, 'height');

  // TODO(mcasas): check the remaining two entries https://crbug.com/732521.

}, 'exercises ImageCapture.getPhotoSettings()');

promise_test(t => {

  let canvas = document.getElementById('canvas');

  let context = canvas.getContext('2d');

  context.fillStyle = 'red';

  context.fillRect(0, 0, 10, 10);

  let stream = canvas.captureStream();

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

  videoTrack.stop();

  let capturer = new ImageCapture(videoTrack);

  assert_equals(videoTrack.readyState, 'ended');

  return promise_rejects_dom(t, 'InvalidStateError', capturer.getPhotoSettings())

}, 'getPhotoSettings() of an ended Track should throw "InvalidStateError"');

async_test(t => {

  let canvas = document.getElementById('canvas');

  let context = canvas.getContext('2d');

  context.fillStyle = 'red';

  context.fillRect(0, 0, 10, 10);

  let stream = canvas.captureStream();

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

  let capturer = new ImageCapture(videoTrack);

  capturer.getPhotoSettings()

  .then(t.step_func_done(() => assert_unreached('should throw "OperationError"')))

  .catch(t.step_func_done(e => assert_equals(e.name, 'OperationError')))

  videoTrack.stop();

}, 'throw "OperationError" when the MediaStreamTrack is stopped while getting photo settings');

</script>