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Side by Side Diff: LayoutTests/fast/canvas/resources/canvas-ImageData.js

Issue 871563003: Fix ImageData constructor infelicity. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master
Patch Set: Created 5 years, 11 months ago
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1 description("Test ImageData constructor"); 1 description("Test ImageData constructor");
2 2
3 function setRGBA(imageData, i, rgba) { 3 function setRGBA(imageData, i, rgba) {
4 var s = i * 4; 4 var s = i * 4;
5 imageData[s] = rgba[0]; 5 imageData[s] = rgba[0];
6 imageData[s + 1] = rgba[1]; 6 imageData[s + 1] = rgba[1];
7 imageData[s + 2] = rgba[2]; 7 imageData[s + 2] = rgba[2];
8 imageData[s + 3] = rgba[3]; 8 imageData[s + 3] = rgba[3];
9 } 9 }
10 10
(...skipping 23 matching lines...) Expand all
34 34
35 shouldThrow("new ImageData(10)"); 35 shouldThrow("new ImageData(10)");
36 shouldThrow("new ImageData(0, 10)"); 36 shouldThrow("new ImageData(0, 10)");
37 shouldThrow("new ImageData(10, 0)"); 37 shouldThrow("new ImageData(10, 0)");
38 shouldThrow("new ImageData('width', 'height')"); 38 shouldThrow("new ImageData('width', 'height')");
39 shouldThrow("new ImageData(1 << 31, 1 << 31)"); 39 shouldThrow("new ImageData(1 << 31, 1 << 31)");
40 40
41 shouldThrow("new ImageData(new Uint8ClampedArray(0))"); 41 shouldThrow("new ImageData(new Uint8ClampedArray(0))");
42 shouldThrow("new ImageData(new Uint8Array(100), 25)"); 42 shouldThrow("new ImageData(new Uint8Array(100), 25)");
43 shouldThrow("new ImageData(new Uint8ClampedArray(27), 2)"); 43 shouldThrow("new ImageData(new Uint8ClampedArray(27), 2)");
44 shouldThrow("new ImageData(new Uint8ClampedArray(28), 7, 0)");
44 shouldThrow("new ImageData(new Uint8ClampedArray(104), 14)"); 45 shouldThrow("new ImageData(new Uint8ClampedArray(104), 14)");
46 shouldThrow("new ImageData(self, 4, 4)");
47 shouldThrow("new ImageData(null, 4, 4)");
45 shouldThrow("new ImageData(imageData.data, 0)"); 48 shouldThrow("new ImageData(imageData.data, 0)");
46 shouldThrow("new ImageData(imageData.data, 13)"); 49 shouldThrow("new ImageData(imageData.data, 13)");
47 shouldThrow("new ImageData(imageData.data, 1 << 31)"); 50 shouldThrow("new ImageData(imageData.data, 1 << 31)");
48 shouldThrow("new ImageData(imageData.data, 'biggish')"); 51 shouldThrow("new ImageData(imageData.data, 'biggish')");
49 shouldThrow("new ImageData(imageData.data, 1 << 24, 1 << 31)"); 52 shouldThrow("new ImageData(imageData.data, 1 << 24, 1 << 31)");
53 shouldBe("(new ImageData(new Uint8ClampedArray(28), 7)).height", "1");
50 54
51 imageDataFromData = new ImageData(imageData.data, 100); 55 imageDataFromData = new ImageData(imageData.data, 100);
52 shouldBe("imageDataFromData.width", "100"); 56 shouldBe("imageDataFromData.width", "100");
53 shouldBe("imageDataFromData.height", "50"); 57 shouldBe("imageDataFromData.height", "50");
54 shouldBe("imageDataFromData.data", "imageData.data"); 58 shouldBe("imageDataFromData.data", "imageData.data");
55 shouldBe("getRGBA(imageDataFromData.data, 10)", "getRGBA(imageData.data, 10)"); 59 shouldBe("getRGBA(imageDataFromData.data, 10)", "getRGBA(imageData.data, 10)");
56 setRGBA(imageData.data, 10, testColor); 60 setRGBA(imageData.data, 10, testColor);
57 shouldBe("getRGBA(imageDataFromData.data, 10)", "getRGBA(imageData.data, 10)"); 61 shouldBe("getRGBA(imageDataFromData.data, 10)", "getRGBA(imageData.data, 10)");
58 62
59 var data = new Uint8ClampedArray(400); 63 var data = new Uint8ClampedArray(400);
60 data[22] = 129; 64 data[22] = 129;
61 imageDataFromData = new ImageData(data, 20, 5); 65 imageDataFromData = new ImageData(data, 20, 5);
62 shouldBe("imageDataFromData.width", "20"); 66 shouldBe("imageDataFromData.width", "20");
63 shouldBe("imageDataFromData.height", "5"); 67 shouldBe("imageDataFromData.height", "5");
64 shouldBe("imageDataFromData.data", "data"); 68 shouldBe("imageDataFromData.data", "data");
65 shouldBe("getRGBA(imageDataFromData.data, 2)", "getRGBA(data, 2)"); 69 shouldBe("getRGBA(imageDataFromData.data, 2)", "getRGBA(data, 2)");
66 setRGBA(imageDataFromData.data, 2, testColor); 70 setRGBA(imageDataFromData.data, 2, testColor);
67 shouldBe("getRGBA(imageDataFromData.data, 2)", "getRGBA(data, 2)"); 71 shouldBe("getRGBA(imageDataFromData.data, 2)", "getRGBA(data, 2)");
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