third_party/WebKit/LayoutTests/fast/canvas/canvas-ImageData-constructor.html - Issue 2679083003: Use testharness.js instead of js-test.js in LayoutTests/fast/canvas tests.

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Issue 2679083003: Use testharness.js instead of js-test.js in LayoutTests/fast/canvas tests. (Closed)

Patch Set: Adding virtual/gpu/fast/canvas/canvas-imageSmoothingQuality.html to TestExpectations Created 3 years, 10 months ago

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1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">	1 <script src="../../resources/testharness.js"></script>

2 <html>	2 <script src="../../resources/testharnessreport.js"></script>

3 <head>

4 <script src="../../resources/js-test.js"></script>

5 </head>

6 <body>	3 <body>

7 <script src="resources/canvas-ImageData.js"></script>	4 <script>

	5

	6 function setRGBA(imageData, i, rgba) {

	7 var s = i * 4;

	8 imageData[s] = rgba[0];

	9 imageData[s + 1] = rgba[1];

	10 imageData[s + 2] = rgba[2];

	11 imageData[s + 3] = rgba[3];

	12 }

	13

	14 function getRGBA(imageData, i) {

	15 var result = [];

	16 var s = i * 4;

	17 for (var j = 0; j < 4; j++) {

	18 result[j] = imageData[s + j];

	19 }

	20 return result;

	21 }

	22

	23 test(function(t) {

	24 assert_not_equals(ImageData, undefined);

	25 assert_equals(ImageData.length, 2);

	26

	27 imageData = new ImageData(100, 50);

	28

	29 assert_not_equals(imageData, null);

	30 assert_not_equals(imageData.data, null);

	31 assert_equals(imageData.width, 100);

	32 assert_equals(imageData.height, 50);

	33 assert_array_equals(getRGBA(imageData.data, 4), [0, 0, 0, 0]);

	34

	35 var testColor = [0, 255, 255, 128];

	36 setRGBA(imageData.data, 4, testColor);

	37 assert_array_equals(getRGBA(imageData.data, 4), testColor);

	38

	39 assert_throws(null, function() {new ImageData(10)});

	40 assert_throws(null, function() {new ImageData(0, 10)});

	41 assert_throws(null, function() {new ImageData(10, 0)});

	42 assert_throws(null, function() {new ImageData('width', 'height')});

	43 assert_throws(null, function() {new ImageData(1 << 31, 1 << 31)});

	44

	45 assert_throws(null, function() {new ImageData(new Uint8ClampedArray(0))});

	46 assert_throws(null, function() {new ImageData(new Uint8Array(100), 25)});

	47 assert_throws(null, function() {new ImageData(new Uint8ClampedArray(27), 2)} );

	48 assert_throws(null, function() {new ImageData(new Uint8ClampedArray(28), 7, 0)});

	49 assert_throws(null, function() {new ImageData(new Uint8ClampedArray(104), 14 )});

	50 assert_throws(null, function() {new ImageData(self, 4, 4)});

	51 assert_throws(null, function() {new ImageData(null, 4, 4)});

	52 assert_throws(null, function() {new ImageData(imageData.data, 0)});

	53 assert_throws(null, function() {new ImageData(imageData.data, 13)});

	54 assert_throws(null, function() {new ImageData(imageData.data, 1 << 31)});

	55 assert_throws(null, function() {new ImageData(imageData.data, 'biggish')});

	56 assert_throws(null, function() {new ImageData(imageData.data, 1 << 24, 1 << 31)});

	57 assert_equals((new ImageData(new Uint8ClampedArray(28), 7)).height, 1);

	58

	59 imageDataFromData = new ImageData(imageData.data, 100);

	60 assert_equals(imageDataFromData.width, 100);

	61 assert_equals(imageDataFromData.height, 50);

	62 assert_equals(imageDataFromData.data, imageData.data);

	63 assert_array_equals(getRGBA(imageDataFromData.data, 10), getRGBA(imageData.d ata, 10));

	64 setRGBA(imageData.data, 10, testColor);

	65 assert_array_equals(getRGBA(imageDataFromData.data, 10), getRGBA(imageData.d ata, 10));

	66

	67 var data = new Uint8ClampedArray(400);

	68 data[22] = 129;

	69 imageDataFromData = new ImageData(data, 20, 5);

	70 assert_equals(imageDataFromData.width, 20);

	71 assert_equals(imageDataFromData.height, 5);

	72 assert_equals(imageDataFromData.data, data);

	73 assert_array_equals(getRGBA(imageDataFromData.data, 2), getRGBA(data, 2));

	74 setRGBA(imageDataFromData.data, 2, testColor);

	75 assert_array_equals(getRGBA(imageDataFromData.data, 2), getRGBA(data, 2));

	76

	77 }, 'Test ImageData constructor');

	78 </script>

8 </body>	79 </body>

9 </html>

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