61 lines
1.9 KiB
HTML
61 lines
1.9 KiB
HTML
<!DOCTYPE html>
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="/mediacapture-image/resources/imagecapture-helpers.js"></script>
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<body>
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<canvas id='canvas' width=10 height=10></canvas>
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</body>
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<script>
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// This test verifies that ImageCapture can takePhoto()s, with a mock Mojo
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// interface implementation.
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image_capture_test(async t => {
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let canvas = document.getElementById('canvas');
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let context = canvas.getContext('2d');
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context.fillStyle = 'red';
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context.fillRect(0, 0, 10, 10);
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let stream = canvas.captureStream();
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let capturer = new ImageCapture(stream.getVideoTracks()[0]);
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let blob = await capturer.takePhoto();
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// JS Blob is almost-opaque, can only check |type| and |size|.
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assert_equals(blob.type, 'image/cat');
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assert_equals(blob.size, 2);
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}, 'exercises ImageCapture.takePhoto()');
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image_capture_test(async t => {
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let canvas = document.getElementById('canvas');
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let context = canvas.getContext('2d');
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context.fillStyle = 'red';
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context.fillRect(0, 0, 10, 10);
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let stream = canvas.captureStream();
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let capturer = new ImageCapture(stream.getVideoTracks()[0]);
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let blob = await capturer.takePhoto(null);
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// JS Blob is almost-opaque, can only check |type| and |size|.
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assert_equals(blob.type, 'image/cat');
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assert_equals(blob.size, 2);
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}, 'exercises ImageCapture.takePhoto(null)');
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promise_test(t => {
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let canvas = document.getElementById('canvas');
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let context = canvas.getContext('2d');
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context.fillStyle = 'red';
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context.fillRect(0, 0, 10, 10);
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let stream = canvas.captureStream();
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let videoTrack = stream.getVideoTracks()[0];
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videoTrack.stop();
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let capturer = new ImageCapture(videoTrack);
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assert_equals(videoTrack.readyState, 'ended');
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return promise_rejects_dom(t, 'InvalidStateError', capturer.takePhoto())
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}, 'takePhoto() of an ended Track should throw "InvalidStateError"');
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</script>
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