| <!DOCTYPE html> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script src="../resources/mojo-helpers.js"></script> |
| <script src="resources/mock-imagecapture.js"></script> |
| <body> |
| <canvas id='canvas' width=10 height=10/> |
| </body> |
| <script> |
| |
| const meteringModeNames = ["none", "manual", "single-shot", "continuous"]; |
| |
| // This test verifies that MediaTrackCapabilities are returned upon |
| // MediaStreamTrack.getCapabilities(), with a mock Mojo service implementation. |
| |
| async_test(function(t) { |
| var canvas = document.getElementById('canvas'); |
| var context = canvas.getContext("2d"); |
| context.fillStyle = "red"; |
| context.fillRect(0, 0, 10, 10); |
| |
| var mock_capabilities; |
| mockImageCaptureReady |
| .then(mock => { |
| mock_capabilities = mock.capabilities(); |
| |
| // |stream| must be created _after_ |mock| is constructed to give the |
| // latter time to override the bindings. |
| 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'); |
| |
| // |videoTrack|s capabilities, just like the actual capture, is a process |
| // kicked right after creation, we introduce a small delay to allow for |
| // those to be collected. |
| setTimeout(() => { |
| capabilities = videoTrack.getCapabilities(); |
| assert_equals(typeof capabilities, 'object'); |
| |
| assert_equals(capabilities.whiteBalanceMode.length, |
| mock_capabilities.supported_white_balance_modes.length, |
| 'whiteBalanceMode'); |
| for (i = 0; i < capabilities.whiteBalanceMode.length; ++i) { |
| assert_equals( |
| capabilities.whiteBalanceMode[i], |
| meteringModeNames[mock_capabilities |
| .supported_white_balance_modes[i]], |
| 'whiteBalanceMode'); |
| } |
| |
| assert_equals(capabilities.exposureMode.length, |
| mock_capabilities.supported_exposure_modes.length, |
| 'exposureMode'); |
| for (i = 0; i < capabilities.exposureMode.length; ++i) { |
| assert_equals( |
| capabilities.exposureMode[i], |
| meteringModeNames[mock_capabilities.supported_exposure_modes[i]], |
| 'exposureMode'); |
| } |
| |
| assert_equals(capabilities.focusMode.length, |
| mock_capabilities.supported_focus_modes.length, |
| 'focusMode'); |
| for (i = 0; i < capabilities.focusMode.length; ++i) { |
| assert_equals( |
| capabilities.focusMode[i], |
| meteringModeNames[mock_capabilities.supported_focus_modes[i]], |
| 'focusMode'); |
| } |
| |
| assert_true(capabilities.exposureCompensation instanceof |
| MediaSettingsRange); |
| assert_equals(capabilities.exposureCompensation.max, |
| mock_capabilities.exposure_compensation.max); |
| assert_equals(capabilities.exposureCompensation.min, |
| mock_capabilities.exposure_compensation.min); |
| assert_equals(capabilities.exposureCompensation.step, |
| mock_capabilities.exposure_compensation.step); |
| |
| assert_true(capabilities.colorTemperature instanceof |
| MediaSettingsRange); |
| assert_equals(capabilities.colorTemperature.max, |
| mock_capabilities.color_temperature.max); |
| assert_equals(capabilities.colorTemperature.min, |
| mock_capabilities.color_temperature.min); |
| assert_equals(capabilities.colorTemperature.step, |
| mock_capabilities.color_temperature.step); |
| |
| assert_true(capabilities.iso instanceof MediaSettingsRange); |
| assert_equals(capabilities.iso.max, mock_capabilities.iso.max); |
| assert_equals(capabilities.iso.min, mock_capabilities.iso.min); |
| assert_equals(capabilities.iso.step, mock_capabilities.iso.step); |
| |
| assert_true(capabilities.brightness instanceof MediaSettingsRange); |
| assert_equals(capabilities.brightness.max, |
| mock_capabilities.brightness.max); |
| assert_equals(capabilities.brightness.min, |
| mock_capabilities.brightness.min); |
| assert_equals(capabilities.brightness.step, |
| mock_capabilities.brightness.step); |
| |
| assert_true(capabilities.contrast instanceof MediaSettingsRange); |
| assert_equals(capabilities.contrast.max, |
| mock_capabilities.contrast.max); |
| assert_equals(capabilities.contrast.min, |
| mock_capabilities.contrast.min); |
| assert_equals(capabilities.contrast.step, |
| mock_capabilities.contrast.step); |
| |
| assert_true(capabilities.saturation instanceof MediaSettingsRange); |
| assert_equals(capabilities.saturation.max, |
| mock_capabilities.saturation.max); |
| assert_equals(capabilities.saturation.min, |
| mock_capabilities.saturation.min); |
| assert_equals(capabilities.saturation.step, |
| mock_capabilities.saturation.step); |
| |
| assert_true(capabilities.sharpness instanceof MediaSettingsRange); |
| assert_equals(capabilities.sharpness.max, |
| mock_capabilities.sharpness.max); |
| assert_equals(capabilities.sharpness.min, |
| mock_capabilities.sharpness.min); |
| assert_equals(capabilities.sharpness.step, |
| mock_capabilities.sharpness.step); |
| |
| assert_true(capabilities.zoom instanceof MediaSettingsRange); |
| assert_equals(capabilities.zoom.max, mock_capabilities.zoom.max); |
| assert_equals(capabilities.zoom.min, mock_capabilities.zoom.min); |
| assert_equals(capabilities.zoom.step, mock_capabilities.zoom.step); |
| |
| assert_equals(capabilities.torch, mock_capabilities.supports_torch, |
| 'torch'); |
| |
| t.done(); |
| }, 100); |
| }, |
| error => { |
| assert_unreached("Error creating MockImageCapture: " + error); |
| }) |
| |
| }, 'exercises MediaStreamTrack.getCapabilities()'); |
| |
| </script> |
