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Issue 2673013003: Use testharness.js instead of js-test.js in LayoutTests/fast/canvas tests. (Closed)
Patch Set: Addressing comments 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 <head> 3 <script type="text/javascript" src="canvas-blending-helpers.js"></script>
4 <script type="text/javascript"> 4 <script>
5 if (window.testRunner) 5 async_test(function(t) {
6 testRunner.waitUntilDone(); 6 function drawElement(context, i) {
7 window.jsTestIsAsync = true 7 if (i >= blendModes.length) {
8 </script> 8 t.done();
9 </head> 9 return;
10 <body>
11 <script src="../../resources/js-test.js"></script>
12 <script type="text/javascript" src="canvas-blending-helpers.js"></script>
13 <script type="text/javascript">
14
15 description("Series of tests to ensure correct results on applying diffe rent blend modes when drawing an image on top of a gradient.");
16
17 var context;
18 function actualColor(x, y) {
19 return context.getImageData(x, y, 1, 1).data;
20 } 10 }
21 11
22 function checkBlendModeResult(i, context, sigma) { 12 context.clearRect(0, 0, 10, 10);
23 var expectedColor = blendColors([129 / 255, 1, 129 / 255, 1], [1, 12 9 / 255, 129 / 255, 1], i); 13 context.save();
24 var ac = "actualColor(0, 0)"; 14 drawBackdropColorGradientInContext(context);
25 shouldBeCloseTo(ac + "[0]", expectedColor[0], sigma); 15 context.globalCompositeOperation = blendModes[i];
26 shouldBeCloseTo(ac + "[1]", expectedColor[1], sigma);
27 shouldBeCloseTo(ac + "[2]", expectedColor[2], sigma);
28 shouldBeCloseTo(ac + "[3]", expectedColor[3], sigma);
29 }
30 16
31 function drawElement(context, i) { 17 drawSourceColorImageInContext(context, function() {
32 if (i >= blendModes.length) { 18 t.step(function () {
33 finishJSTest(); 19 checkBlendModeResult(i, context, 5);
34 return; 20 });
35 } 21 context.restore();
36 debug("Testing blend mode " + blendModes[i]); 22 drawElement(context, ++i);
23 });
24 }
37 25
38 context.clearRect(0, 0, 10, 10); 26 var canvas = document.createElement('canvas');
39 context.save(); 27 var sigma = 5;
40 drawBackdropColorGradientInContext(context); 28 canvas.width = 10;
41 context.globalCompositeOperation = blendModes[i]; 29 canvas.height = 10;
30 context = canvas.getContext('2d');
31 drawElement(context, 0);
42 32
43 drawSourceColorImageInContext(context, function() { 33 }, 'Series of tests to ensure correct results on applying different blend modes when drawing an image on top of a gradient.');
44 checkBlendModeResult(i, context, 5); 34 </script>
45 context.restore();
46 debug('');
47 drawElement(context, ++i);
48 });
49 }
50
51 function runTest() {
52 var canvas = document.createElement("canvas");
53 var sigma = 5;
54 canvas.width = 10;
55 canvas.height = 10;
56 context = canvas.getContext("2d");
57 drawElement(context, 0);
58 }
59
60 runTest();
61 </script>
62 </body>
63 </html>
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