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Issue 2681423002: Use testharness.js instead of js-test.js in LayoutTests/fast/canvas tests. (Closed)
Patch Set: Adding exceptions to TestExpectations Created 3 years, 10 months ago
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1 <!DOCTYPE HTML> 1 <script src="../../resources/testharness.js"></script>
2 <html> 2 <script src="../../resources/testharnessreport.js"></script>
3 <body> 3 <script>
4 <script src="../../resources/js-test.js"></script>
5 <script type="text/javascript">
6 4
7 description("Verifies createPattern using a source image that is a canva s 40k pixels wide."); 5 test(function(t) {
8 // This test does not currently succeed because skia does not handle 6 var canvas = document.createElement('canvas');
9 // canvases more than 32k pixels wide. For now, this test serves the 7 canvas.width = 40000;
10 // purpose of verifying that this use case does not crash the browser. 8 var context = canvas.getContext('2d');
11 // Crasher bug: crbug.com/281504 9 context.fillStyle = '#0f0';
10 context.fillRect(0, 0, 1, 1);
12 11
13 var canvas = document.createElement('canvas'); 12 var dstCanvas = document.createElement('canvas');
14 canvas.width = 40000; 13 var dstContext = dstCanvas.getContext('2d');
15 var context = canvas.getContext('2d'); 14 var pattern = dstContext.createPattern(canvas, 'repeat');
16 context.fillStyle = '#0f0'; 15 dstContext.fillStyle = pattern;
17 context.fillRect(0, 0, 1, 1); 16 dstContext.fillRect(0, 0, dstCanvas.width, dstCanvas.height);
18 17
19 var dstCanvas = document.createElement('canvas'); 18 // This test does not currently succeed because skia does not handle
20 var dstContext = dstCanvas.getContext('2d'); 19 // canvases more than 32k pixels wide. For now, this test serves the
21 var pattern = dstContext.createPattern(canvas, 'repeat'); 20 // purpose of verifying that this use case does not crash the browser.
22 dstContext.fillStyle = pattern; 21 // Crasher bug: crbug.com/281504.
23 dstContext.fillRect(0, 0, dstCanvas.width, dstCanvas.height); 22 assert_array_equals(dstContext.getImageData(0, 0, 1, 1).data, [0, 255, 0, 25 5]);
24 23
25 var imageData = dstContext.getImageData(0, 0, 1, 1); 24 assert_array_equals(dstContext.getImageData(1, 0, 1, 1).data, [0, 0, 0, 0]);
26 var imgdata = imageData.data; 25 assert_array_equals(dstContext.getImageData(0, 1, 1, 1).data, [0, 0, 0, 0]);
27 shouldBe("imgdata[0]", "0"); 26
28 shouldBe("imgdata[1]", "255"); 27 }, 'Tests createPattern using a source image that is a canvas 40k pixels wide.') ;
29 shouldBe("imgdata[2]", "0"); 28 </script>
30 shouldBe("imgdata[3]", "255");
31
32 imageData = dstContext.getImageData(1, 0, 1, 1);
33 imgdata = imageData.data;
34 shouldBe("imgdata[0]", "0");
35 shouldBe("imgdata[1]", "0");
36 shouldBe("imgdata[2]", "0");
37 shouldBe("imgdata[3]", "0");
38
39 imageData = dstContext.getImageData(0, 1, 1, 1);
40 imgdata = imageData.data;
41 shouldBe("imgdata[0]", "0");
42 shouldBe("imgdata[1]", "0");
43 shouldBe("imgdata[2]", "0");
44 shouldBe("imgdata[3]", "0");
45 </script>
46 </body>
47 </html>
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