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Issue 2608423002: Fix RGBA alpha parsing and serialization to adhere to W3 standard. (Closed)
Patch Set: NeedsRebaseline for failed layout tests Created 3 years, 11 months ago
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1 description("Test rgba() color parsing results"); 1 description("Test rgba() color parsing results");
2 2
3 var ctx = document.createElement('canvas').getContext('2d'); 3 var ctx = document.createElement('canvas').getContext('2d');
4 4
5 function parse(rgba) { 5 function parse(rgba) {
6 ctx.globalCompositeOperation = 'copy'; 6 ctx.globalCompositeOperation = 'copy';
7 ctx.fillStyle = '#666'; 7 ctx.fillStyle = '#666';
8 ctx.fillStyle = rgba; 8 ctx.fillStyle = rgba;
9 ctx.fillRect(0, 0, ctx.canvas.width, ctx.canvas.height); 9 ctx.fillRect(0, 0, ctx.canvas.width, ctx.canvas.height);
10 var idata = ctx.getImageData(0, 0, 1, 1); 10 var idata = ctx.getImageData(0, 0, 1, 1);
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32 shouldBe("parse('rgba(0, 0, 0, -0.10)')", "'RGBA[0, 0, 0, 0]'"); 32 shouldBe("parse('rgba(0, 0, 0, -0.10)')", "'RGBA[0, 0, 0, 0]'");
33 shouldBe("parse('rgba(0, 0, 0, -5.0)')", "'RGBA[0, 0, 0, 0]'"); 33 shouldBe("parse('rgba(0, 0, 0, -5.0)')", "'RGBA[0, 0, 0, 0]'");
34 shouldBe("parse('rgba(0, 0, 0, 5.0)')", "'RGBA[0, 0, 0, 255]'"); 34 shouldBe("parse('rgba(0, 0, 0, 5.0)')", "'RGBA[0, 0, 0, 255]'");
35 shouldBe("parse('rgba(0, 0, 0, -1)')", "'RGBA[0, 0, 0, 0]'"); 35 shouldBe("parse('rgba(0, 0, 0, -1)')", "'RGBA[0, 0, 0, 0]'");
36 shouldBe("parse('rgba(0, 0, 0, 0)')", "'RGBA[0, 0, 0, 0]'"); 36 shouldBe("parse('rgba(0, 0, 0, 0)')", "'RGBA[0, 0, 0, 0]'");
37 shouldBe("parse('rgba(0, 0, 0, 2)')", "'RGBA[0, 0, 0, 255]'"); 37 shouldBe("parse('rgba(0, 0, 0, 2)')", "'RGBA[0, 0, 0, 255]'");
38 shouldBe("parse('rgba(0, 0, 0, 2.0)')", "'RGBA[0, 0, 0, 255]'"); 38 shouldBe("parse('rgba(0, 0, 0, 2.0)')", "'RGBA[0, 0, 0, 255]'");
39 shouldBe("parse('rgba(0, 0, 0, 0.0)')", "'RGBA[0, 0, 0, 0]'"); 39 shouldBe("parse('rgba(0, 0, 0, 0.0)')", "'RGBA[0, 0, 0, 0]'");
40 shouldBe("parse('rgba(0, 0, 0, 00.0)')", "'RGBA[0, 0, 0, 0]'"); 40 shouldBe("parse('rgba(0, 0, 0, 00.0)')", "'RGBA[0, 0, 0, 0]'");
41 shouldBe("parse('rgba(0, 0, 0, 0.00)')", "'RGBA[0, 0, 0, 0]'"); 41 shouldBe("parse('rgba(0, 0, 0, 0.00)')", "'RGBA[0, 0, 0, 0]'");
42 shouldBe("parse('rgba(0, 0, 0, .1)')", "'RGBA[0, 0, 0, 25]'"); 42 shouldBe("parse('rgba(0, 0, 0, .1)')", "'RGBA[0, 0, 0, 26]'");
43 shouldBe("parse('rgba(0, 0, 0, .2)')", "'RGBA[0, 0, 0, 51]'"); 43 shouldBe("parse('rgba(0, 0, 0, .2)')", "'RGBA[0, 0, 0, 51]'");
44 shouldBe("parse('rgba(0, 0, 0, .3)')", "'RGBA[0, 0, 0, 76]'"); 44 shouldBe("parse('rgba(0, 0, 0, .3)')", "'RGBA[0, 0, 0, 77]'");
45 shouldBe("parse('rgba(0, 0, 0, .4)')", "'RGBA[0, 0, 0, 102]'"); 45 shouldBe("parse('rgba(0, 0, 0, .4)')", "'RGBA[0, 0, 0, 102]'");
46 shouldBe("parse('rgba(0, 0, 0, .5)')", "'RGBA[0, 0, 0, 127]'"); 46 shouldBe("parse('rgba(0, 0, 0, .5)')", "'RGBA[0, 0, 0, 128]'");
47 shouldBe("parse('rgba(0, 0, 0, .6)')", "'RGBA[0, 0, 0, 153]'"); 47 shouldBe("parse('rgba(0, 0, 0, .6)')", "'RGBA[0, 0, 0, 153]'");
48 shouldBe("parse('rgba(0, 0, 0, .7)')", "'RGBA[0, 0, 0, 179]'"); 48 shouldBe("parse('rgba(0, 0, 0, .7)')", "'RGBA[0, 0, 0, 179]'");
49 shouldBe("parse('rgba(0, 0, 0, .8)')", "'RGBA[0, 0, 0, 204]'"); 49 shouldBe("parse('rgba(0, 0, 0, .8)')", "'RGBA[0, 0, 0, 204]'");
50 shouldBe("parse('rgba(0, 0, 0, .9)')", "'RGBA[0, 0, 0, 230]'"); 50 shouldBe("parse('rgba(0, 0, 0, .9)')", "'RGBA[0, 0, 0, 230]'");
51 shouldBe("parse('rgba(0, 0, 0, 0.1)')", "'RGBA[0, 0, 0, 25]'"); 51 shouldBe("parse('rgba(0, 0, 0, 0.1)')", "'RGBA[0, 0, 0, 26]'");
52 shouldBe("parse('rgba(0, 0, 0, 0.2)')", "'RGBA[0, 0, 0, 51]'"); 52 shouldBe("parse('rgba(0, 0, 0, 0.2)')", "'RGBA[0, 0, 0, 51]'");
53 shouldBe("parse('rgba(0, 0, 0, 0.3)')", "'RGBA[0, 0, 0, 76]'"); 53 shouldBe("parse('rgba(0, 0, 0, 0.3)')", "'RGBA[0, 0, 0, 77]'");
54 shouldBe("parse('rgba(0, 0, 0, 0.4)')", "'RGBA[0, 0, 0, 102]'"); 54 shouldBe("parse('rgba(0, 0, 0, 0.4)')", "'RGBA[0, 0, 0, 102]'");
55 shouldBe("parse('rgba(0, 0, 0, 0.5)')", "'RGBA[0, 0, 0, 127]'"); 55 shouldBe("parse('rgba(0, 0, 0, 0.5)')", "'RGBA[0, 0, 0, 128]'");
56 shouldBe("parse('rgba(0, 0, 0, 0.6)')", "'RGBA[0, 0, 0, 153]'"); 56 shouldBe("parse('rgba(0, 0, 0, 0.6)')", "'RGBA[0, 0, 0, 153]'");
57 shouldBe("parse('rgba(0, 0, 0, 0.7)')", "'RGBA[0, 0, 0, 179]'"); 57 shouldBe("parse('rgba(0, 0, 0, 0.7)')", "'RGBA[0, 0, 0, 179]'");
58 shouldBe("parse('rgba(0, 0, 0, 0.8)')", "'RGBA[0, 0, 0, 204]'"); 58 shouldBe("parse('rgba(0, 0, 0, 0.8)')", "'RGBA[0, 0, 0, 204]'");
59 shouldBe("parse('rgba(0, 0, 0, 0.9)')", "'RGBA[0, 0, 0, 230]'"); 59 shouldBe("parse('rgba(0, 0, 0, 0.9)')", "'RGBA[0, 0, 0, 230]'");
60 shouldBe("parse('rgba(0, 0, 0, 1.0)')", "'RGBA[0, 0, 0, 255]'"); 60 shouldBe("parse('rgba(0, 0, 0, 1.0)')", "'RGBA[0, 0, 0, 255]'");
61 shouldBe("parse('rgba(0, 0, 0, 0.10)')", "'RGBA[0, 0, 0, 25]'"); 61 shouldBe("parse('rgba(0, 0, 0, 0.10)')", "'RGBA[0, 0, 0, 26]'");
62 shouldBe("parse('rgba(0, 0, 0, 0.20)')", "'RGBA[0, 0, 0, 51]'"); 62 shouldBe("parse('rgba(0, 0, 0, 0.20)')", "'RGBA[0, 0, 0, 51]'");
63 shouldBe("parse('rgba(0, 0, 0, 0.30)')", "'RGBA[0, 0, 0, 76]'"); 63 shouldBe("parse('rgba(0, 0, 0, 0.30)')", "'RGBA[0, 0, 0, 77]'");
64 shouldBe("parse('rgba(0, 0, 0, 0.40)')", "'RGBA[0, 0, 0, 102]'"); 64 shouldBe("parse('rgba(0, 0, 0, 0.40)')", "'RGBA[0, 0, 0, 102]'");
65 shouldBe("parse('rgba(0, 0, 0, 0.50)')", "'RGBA[0, 0, 0, 127]'"); 65 shouldBe("parse('rgba(0, 0, 0, 0.50)')", "'RGBA[0, 0, 0, 128]'");
66 shouldBe("parse('rgba(0, 0, 0, 0.60)')", "'RGBA[0, 0, 0, 153]'"); 66 shouldBe("parse('rgba(0, 0, 0, 0.60)')", "'RGBA[0, 0, 0, 153]'");
67 shouldBe("parse('rgba(0, 0, 0, 0.70)')", "'RGBA[0, 0, 0, 179]'"); 67 shouldBe("parse('rgba(0, 0, 0, 0.70)')", "'RGBA[0, 0, 0, 179]'");
68 shouldBe("parse('rgba(0, 0, 0, 0.80)')", "'RGBA[0, 0, 0, 204]'"); 68 shouldBe("parse('rgba(0, 0, 0, 0.80)')", "'RGBA[0, 0, 0, 204]'");
69 shouldBe("parse('rgba(0, 0, 0, 0.90)')", "'RGBA[0, 0, 0, 230]'"); 69 shouldBe("parse('rgba(0, 0, 0, 0.90)')", "'RGBA[0, 0, 0, 230]'");
70 shouldBe("parse('rgba(0, 0, 0, 1.00)')", "'RGBA[0, 0, 0, 255]'"); 70 shouldBe("parse('rgba(0, 0, 0, 1.00)')", "'RGBA[0, 0, 0, 255]'");
71 shouldBe("parse('rgba(0, 0, 0, .10)')", "'RGBA[0, 0, 0, 25]'"); 71 shouldBe("parse('rgba(0, 0, 0, .10)')", "'RGBA[0, 0, 0, 26]'");
72 shouldBe("parse('rgba(0, 0, 0, .20)')", "'RGBA[0, 0, 0, 51]'"); 72 shouldBe("parse('rgba(0, 0, 0, .20)')", "'RGBA[0, 0, 0, 51]'");
73 shouldBe("parse('rgba(0, 0, 0, .30)')", "'RGBA[0, 0, 0, 76]'"); 73 shouldBe("parse('rgba(0, 0, 0, .30)')", "'RGBA[0, 0, 0, 77]'");
74 shouldBe("parse('rgba(0, 0, 0, .40)')", "'RGBA[0, 0, 0, 102]'"); 74 shouldBe("parse('rgba(0, 0, 0, .40)')", "'RGBA[0, 0, 0, 102]'");
75 shouldBe("parse('rgba(0, 0, 0, .50)')", "'RGBA[0, 0, 0, 127]'"); 75 shouldBe("parse('rgba(0, 0, 0, .50)')", "'RGBA[0, 0, 0, 128]'");
76 shouldBe("parse('rgba(0, 0, 0, .60)')", "'RGBA[0, 0, 0, 153]'"); 76 shouldBe("parse('rgba(0, 0, 0, .60)')", "'RGBA[0, 0, 0, 153]'");
77 shouldBe("parse('rgba(0, 0, 0, .70)')", "'RGBA[0, 0, 0, 179]'"); 77 shouldBe("parse('rgba(0, 0, 0, .70)')", "'RGBA[0, 0, 0, 179]'");
78 shouldBe("parse('rgba(0, 0, 0, .80)')", "'RGBA[0, 0, 0, 204]'"); 78 shouldBe("parse('rgba(0, 0, 0, .80)')", "'RGBA[0, 0, 0, 204]'");
79 shouldBe("parse('rgba(0, 0, 0, .90)')", "'RGBA[0, 0, 0, 230]'"); 79 shouldBe("parse('rgba(0, 0, 0, .90)')", "'RGBA[0, 0, 0, 230]'");
80 shouldBe("parse('rgba(0, 0, 0, 0.10000000000000000000000)')", "'RGBA[0, 0, 0, 25 ]'"); 80 shouldBe("parse('rgba(0, 0, 0, 0.10000000000000000000000)')", "'RGBA[0, 0, 0, 26 ]'");
81 shouldBe("parse('rgba(0, 0, 0, 0.20000000000000000000000)')", "'RGBA[0, 0, 0, 51 ]'"); 81 shouldBe("parse('rgba(0, 0, 0, 0.20000000000000000000000)')", "'RGBA[0, 0, 0, 51 ]'");
82 shouldBe("parse('rgba(0, 0, 0, 0.30000000000000000000000)')", "'RGBA[0, 0, 0, 76 ]'"); 82 shouldBe("parse('rgba(0, 0, 0, 0.30000000000000000000000)')", "'RGBA[0, 0, 0, 77 ]'");
83 shouldBe("parse('rgba(0, 0, 0, 0.40000000000000000000000)')", "'RGBA[0, 0, 0, 10 2]'"); 83 shouldBe("parse('rgba(0, 0, 0, 0.40000000000000000000000)')", "'RGBA[0, 0, 0, 10 2]'");
84 shouldBe("parse('rgba(0, 0, 0, 0.50000000000000000000000)')", "'RGBA[0, 0, 0, 12 7]'"); 84 shouldBe("parse('rgba(0, 0, 0, 0.50000000000000000000000)')", "'RGBA[0, 0, 0, 12 8]'");
85 shouldBe("parse('rgba(0, 0, 0, 0.60000000000000000000000)')", "'RGBA[0, 0, 0, 15 3]'"); 85 shouldBe("parse('rgba(0, 0, 0, 0.60000000000000000000000)')", "'RGBA[0, 0, 0, 15 3]'");
86 shouldBe("parse('rgba(0, 0, 0, 0.70000000000000000000000)')", "'RGBA[0, 0, 0, 17 9]'"); 86 shouldBe("parse('rgba(0, 0, 0, 0.70000000000000000000000)')", "'RGBA[0, 0, 0, 17 9]'");
87 shouldBe("parse('rgba(0, 0, 0, 0.80000000000000000000000)')", "'RGBA[0, 0, 0, 20 4]'"); 87 shouldBe("parse('rgba(0, 0, 0, 0.80000000000000000000000)')", "'RGBA[0, 0, 0, 20 4]'");
88 shouldBe("parse('rgba(0, 0, 0, 0.90000000000000000000000)')", "'RGBA[0, 0, 0, 23 0]'"); 88 shouldBe("parse('rgba(0, 0, 0, 0.90000000000000000000000)')", "'RGBA[0, 0, 0, 23 0]'");
89 shouldBe("parse('rgba(0, 0, 0, 1.00000000000000000000000)')", "'RGBA[0, 0, 0, 25 5]'"); 89 shouldBe("parse('rgba(0, 0, 0, 1.00000000000000000000000)')", "'RGBA[0, 0, 0, 25 5]'");
90 shouldBe("parse('rgba(0, 0, 0, 0.990)')", "'RGBA[0, 0, 0, 253]'"); 90 shouldBe("parse('rgba(0, 0, 0, 0.990)')", "'RGBA[0, 0, 0, 252]'");
91 shouldBe("parse('rgba(0, 0, 0, 0.991)')", "'RGBA[0, 0, 0, 253]'"); 91 shouldBe("parse('rgba(0, 0, 0, 0.991)')", "'RGBA[0, 0, 0, 253]'");
92 shouldBe("parse('rgba(0, 0, 0, 0.992)')", "'RGBA[0, 0, 0, 253]'"); 92 shouldBe("parse('rgba(0, 0, 0, 0.992)')", "'RGBA[0, 0, 0, 253]'");
93 shouldBe("parse('rgba(0, 0, 0, 0.993)')", "'RGBA[0, 0, 0, 254]'"); 93 shouldBe("parse('rgba(0, 0, 0, 0.993)')", "'RGBA[0, 0, 0, 253]'");
94 shouldBe("parse('rgba(0, 0, 0, 0.994)')", "'RGBA[0, 0, 0, 254]'"); 94 shouldBe("parse('rgba(0, 0, 0, 0.994)')", "'RGBA[0, 0, 0, 253]'");
95 shouldBe("parse('rgba(0, 0, 0, 0.995)')", "'RGBA[0, 0, 0, 254]'"); 95 shouldBe("parse('rgba(0, 0, 0, 0.995)')", "'RGBA[0, 0, 0, 254]'");
96 shouldBe("parse('rgba(0, 0, 0, 0.996)')", "'RGBA[0, 0, 0, 254]'"); 96 shouldBe("parse('rgba(0, 0, 0, 0.996)')", "'RGBA[0, 0, 0, 254]'");
97 shouldBe("parse('rgba(0, 0, 0, 0.997)')", "'RGBA[0, 0, 0, 255]'"); 97 shouldBe("parse('rgba(0, 0, 0, 0.997)')", "'RGBA[0, 0, 0, 254]'");
98 shouldBe("parse('rgba(0, 0, 0, 0.998)')", "'RGBA[0, 0, 0, 255]'"); 98 shouldBe("parse('rgba(0, 0, 0, 0.998)')", "'RGBA[0, 0, 0, 254]'");
99 shouldBe("parse('rgba(0, 0, 0, 0.999)')", "'RGBA[0, 0, 0, 255]'"); 99 shouldBe("parse('rgba(0, 0, 0, 0.999)')", "'RGBA[0, 0, 0, 255]'");
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