| <!DOCTYPE html> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| <script src="file:///gen/layout_test_data/mojo/public/js/mojo_bindings.js"></script> |
| <script src="file:///gen/media/capture/mojo/image_capture.mojom.js"></script> |
| <script src="resources/mock-imagecapture.js"></script> |
| <body> |
| <canvas id='canvas' width=10 height=10/> |
| </body> |
| <script> |
| |
| var canvas = document.getElementById('canvas'); |
| var context = canvas.getContext('2d'); |
| context.fillStyle = 'red'; |
| context.fillRect(0, 0, 10, 10); |
| |
| // This test verifies that MediaStreamTrack.applyConstraints() rejects if any |
| // passed constraint is unsupported or outside its allowed range. |
| var makePromiseTest = function(getConstraint) { |
| promise_test(async function() { |
| mockImageCapture.state().supportsTorch = false; |
| |
| let stream = canvas.captureStream(); |
| let videoTrack = stream.getVideoTracks()[0]; |
| |
| // |videoTrack|'s capabilities gathering, just like the actual capture, |
| // is a process kicked off right after creation, we introduce a small |
| // delay to allow for those to be collected, since they are needed to |
| // understand which constraints are supported in applyConstraints(). |
| // TODO(mcasas): this shouldn't be needed, https://crbug.com/711524. |
| await new Promise(resolve => setTimeout(resolve, 100)); |
| |
| try { |
| const constraints = { |
| advanced : [ getConstraint(mockImageCapture.state()) ] |
| }; |
| |
| await videoTrack.applyConstraints(constraints); |
| assert_unreached('expected applyConstraints to reject'); |
| } catch (error) { |
| assert_equals(error.name, 'NotSupportedError'); |
| } |
| }); |
| }; |
| |
| const constraintGenerators = [ |
| capabilities => ({ whiteBalanceMode: 'manual' }), |
| capabilities => ({ exposureMode: 'manual' }), |
| capabilities => ({ focusMode: 'continuous' }), |
| capabilities => ({ |
| exposureCompensation: capabilities.exposureCompensation.max + 1 |
| }), |
| capabilities => ({ |
| exposureCompensation: capabilities.exposureCompensation.min - 1 |
| }), |
| capabilities => ({ |
| colorTemperature: capabilities.colorTemperature.max + 1 |
| }), |
| capabilities => ({ |
| colorTemperature: capabilities.colorTemperature.min - 1 |
| }), |
| capabilities => ({ iso: capabilities.iso.max + 1 }), |
| capabilities => ({ iso: capabilities.iso.min - 1 }), |
| capabilities => ({ brightness: capabilities.brightness.max + 1 }), |
| capabilities => ({ brightness: capabilities.brightness.min - 1 }), |
| capabilities => ({ contrast: capabilities.contrast.max + 1 }), |
| capabilities => ({ contrast: capabilities.contrast.min - 1 }), |
| capabilities => ({ saturation: capabilities.saturation.max + 1 }), |
| capabilities => ({ saturation: capabilities.saturation.min - 1 }), |
| capabilities => ({ sharpness: capabilities.sharpness.max + 1 }), |
| capabilities => ({ sharpness: capabilities.sharpness.min - 1 }), |
| capabilities => ({ zoom: capabilities.zoom.max + 1 }), |
| capabilities => ({ zoom: capabilities.zoom.min - 1 }), |
| capabilities => ({ torch: true }), |
| ]; |
| |
| for (key in constraintGenerators) { |
| generate_tests( |
| makePromiseTest, [[ |
| 'MediaStreamTrack.applyConstraints(constraints) rejects with bad' + |
| ' constraints, #' + key, |
| constraintGenerators[key] |
| ]]); |
| } |
| |
| </script> |
