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197 lines
9 KiB
HTML
197 lines
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="resources/single-detection-helpers.js"></script>
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<body>
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</body>
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<script>
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const imageTests = {
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center: {
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name: "text-center.jpg",
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value: "Dictionary",
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text: {boundingBox: {left: 195, right: 613, top: 258, bottom: 358}, fuzziness: 7},
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topLeft: {position: {x: 199, y: 258}, fuzzinessX: 10, fuzzinessY: 10},
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topRight: {position: {x: 613, y: 281}, fuzzinessX: 10, fuzzinessY: 17},
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bottomRight: {position: {x: 609, y: 358}, fuzzinessX: 10, fuzzinessY: 4},
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bottomLeft: {position: {x: 195, y: 334}, fuzzinessX: 10, fuzzinessY: 22}},
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bottomLeft: {
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name: "text-bottom-left.jpg",
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value: "Dictionary",
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text: {boundingBox: {left: 53, right: 469, top: 461, bottom: 546}, fuzziness: 10},
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topLeft: {position: {x: 53, y: 461}, fuzzinessX: 10, fuzzinessY: 20},
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topRight: {position: {x: 469, y: 463}, fuzzinessX: 10, fuzzinessY: 20},
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bottomRight: {position: {x: 469, y: 546}, fuzzinessX: 10, fuzzinessY: 17},
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bottomLeft: {position: {x: 53, y: 544}, fuzzinessX: 10, fuzzinessY: 25}},
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bottomRight: {
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name: "text-bottom-right.jpg",
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value: "Dictionary",
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text: {boundingBox: {left: 357, right: 772, top: 471, bottom: 564}, fuzziness: 10},
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topLeft: {position: {x: 358, y: 471}, fuzzinessX: 10, fuzzinessY: 20},
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topRight: {position: {x: 772, y: 476}, fuzzinessX: 10, fuzzinessY: 20},
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bottomRight: {position: {x: 771, y: 564}, fuzzinessX: 10, fuzzinessY: 17},
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bottomLeft: {position: {x: 357, y: 559}, fuzzinessX: 10, fuzzinessY: 25}},
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topLeft: {
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name: "text-top-left.jpg",
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value: "Dictionary",
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text: {boundingBox: {left: 53, right: 474, top: 81, bottom: 182}, fuzziness: 10},
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topLeft: {position: {x: 58, y: 81}, fuzzinessX: 10, fuzzinessY: 20},
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topRight: {position: {x: 474, y: 105}, fuzzinessX: 10, fuzzinessY: 20},
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bottomRight: {position: {x: 470, y: 182}, fuzzinessX: 10, fuzzinessY: 17},
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bottomLeft: {position: {x: 53, y: 158}, fuzzinessX: 10, fuzzinessY: 25}},
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topRight: {
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name: "text-top-right.jpg",
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value: "Dictionary",
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text: {boundingBox: {left: 343, right: 761, top: 66, bottom: 146}, fuzziness: 10},
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topLeft: {position: {x: 343, y: 66}, fuzzinessX: 10, fuzzinessY: 20},
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topRight: {position: {x: 761, y: 69}, fuzzinessX: 10, fuzzinessY: 20},
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bottomRight: {position: {x: 761, y: 146}, fuzzinessX: 10, fuzzinessY: 17},
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bottomLeft: {position: {x: 343, y: 143}, fuzzinessX: 10, fuzzinessY: 25}}};
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const videoTests = {
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"text.mov": [
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{time: 0.5, test: imageTests.center},
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{time: 1.5, test: imageTests.bottomLeft},
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{time: 2.5, test: imageTests.bottomRight},
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{time: 3.5, test: imageTests.topLeft},
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{time: 4.5, test: imageTests.topRight}]};
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// The TextDetector contructor doesn't take any options.
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const textDetector = new TextDetector();
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async function testImage(imageBitmapSource, test) {
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var detectedText = await textDetector.detect(imageBitmapSource);
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assert_equals(detectedText.length, 1);
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detectedText = detectedText[0];
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assert_equals(detectedText.rawValue, test.value);
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checkBoundingBox(detectedText.boundingBox, test.text.boundingBox, test.text.fuzziness);
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assert_equals(detectedText.cornerPoints.length, 4);
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const [topLeft, topRight, bottomRight, bottomLeft] = detectedText.cornerPoints;
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checkPointIsNear(topLeft, test.topLeft.position, test.topLeft.fuzzinessX, test.topLeft.fuzzinessY);
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checkPointIsNear(topRight, test.topRight.position, test.topRight.fuzzinessX, test.topRight.fuzzinessY);
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checkPointIsNear(bottomRight, test.bottomRight.position, test.bottomRight.fuzzinessX, test.bottomRight.fuzzinessY);
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checkPointIsNear(bottomLeft, test.bottomLeft.position, test.bottomLeft.fuzzinessX, test.bottomLeft.fuzzinessY);
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}
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promise_test(async t => {
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for (const [key, imageTest] of Object.entries(imageTests)) {
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const imageElement = document.createElement("img");
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imageElement.src = `resources/${imageTest.name}`;
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await imageLoadedPromise(imageElement);
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assert_equals(imageElement.complete, true);
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await testImage(imageElement, imageTest);
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}
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}, "HTMLImageElement");
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// Intentionally don't test SVGImageElement. The spec https://html.spec.whatwg.org/multipage/canvas.html#canvasimagesource says it's supposed to be
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// a CanvasImageSource, but neither WebKit nor Blink actually seem to implement that.
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promise_test(async t => {
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for (const [name, tests] of Object.entries(videoTests)) {
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const videoElement = document.createElement("video");
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document.body.appendChild(videoElement);
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videoElement.src = `resources/${name}`;
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const loadedPromise = videoLoadedPromise(videoElement);
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videoElement.load();
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await loadedPromise;
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for (const test of tests) {
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await seekTo(videoElement, test.time);
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await testImage(videoElement, test.test);
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}
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document.body.removeChild(videoElement);
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}
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}, "HTMLVideoElement");
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promise_test(async t => {
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for (const [key, imageTest] of Object.entries(imageTests)) {
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const imageElement = document.createElement("img");
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imageElement.src = `resources/${imageTest.name}`;
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await imageLoadedPromise(imageElement);
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assert_equals(imageElement.complete, true);
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const canvasElement = document.createElement("canvas");
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canvasElement.width = imageElement.width;
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canvasElement.height = imageElement.height;
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const context = canvasElement.getContext("2d");
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context.drawImage(imageElement, 0, 0);
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await testImage(canvasElement, imageTest);
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}
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}, "HTMLCanvasElement");
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promise_test(async t => {
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for (const [key, imageTest] of Object.entries(imageTests)) {
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const imageElement = document.createElement("img");
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imageElement.src = `resources/${imageTest.name}`;
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await imageLoadedPromise(imageElement);
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assert_equals(imageElement.complete, true);
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const imageBitmap = await createImageBitmap(imageElement);
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await testImage(imageBitmap, imageTest);
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}
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}, "ImageBitmap");
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promise_test(async t => {
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for (const [key, imageTest] of Object.entries(imageTests)) {
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const imageElement = document.createElement("img");
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imageElement.src = `resources/${imageTest.name}`;
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await imageLoadedPromise(imageElement);
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assert_equals(imageElement.complete, true);
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const offscreenCanvas = new OffscreenCanvas(imageElement.width, imageElement.height);
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const context = offscreenCanvas.getContext("2d");
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context.drawImage(imageElement, 0, 0);
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await testImage(offscreenCanvas, imageTest);
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}
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}, "OffscreenCanvas");
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promise_test(async t => {
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for (const [name, tests] of Object.entries(videoTests)) {
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const videoElement = document.createElement("video");
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document.body.appendChild(videoElement);
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videoElement.src = `resources/${name}`;
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const loadedPromise = videoLoadedPromise(videoElement);
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videoElement.load();
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await loadedPromise;
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for (const test of tests) {
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await seekTo(videoElement, test.time);
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const videoFrame = new VideoFrame(videoElement);
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await testImage(videoFrame, test.test);
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videoFrame.close();
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}
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document.body.removeChild(videoElement);
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}
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}, "VideoFrame");
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promise_test(async t => {
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for (const [key, imageTest] of Object.entries(imageTests)) {
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const imageElement = document.createElement("img");
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imageElement.src = `resources/${imageTest.name}`;
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await imageLoadedPromise(imageElement);
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assert_equals(imageElement.complete, true);
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const canvasElement = document.createElement("canvas");
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canvasElement.width = imageElement.width;
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canvasElement.height = imageElement.height;
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const context = canvasElement.getContext("2d");
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context.drawImage(imageElement, 0, 0);
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const blob = await new Promise(function(resolve, reject) {
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canvasElement.toBlob(function(blob) {
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return resolve(blob);
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});
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});
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await testImage(blob, imageTest);
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}
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}, "Blob");
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promise_test(async t => {
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for (const [key, imageTest] of Object.entries(imageTests)) {
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const imageElement = document.createElement("img");
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imageElement.src = `resources/${imageTest.name}`;
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await imageLoadedPromise(imageElement);
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assert_equals(imageElement.complete, true);
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const canvasElement = document.createElement("canvas");
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canvasElement.width = imageElement.width;
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canvasElement.height = imageElement.height;
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const context = canvasElement.getContext("2d");
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context.drawImage(imageElement, 0, 0);
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const imageData = context.getImageData(0, 0, canvasElement.width, canvasElement.height);
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await testImage(imageData, imageTest);
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}
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}, "ImageData");
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</script>
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