Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(1243)

Side by Side Diff: third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-scale-fillRect-shadow.js

Issue 2696023002: Use testharness.js instead of js-test.js in LayoutTests/fast/canvas tests. (Closed)
Patch Set: Rebaseline Created 3 years, 10 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch
OLDNEW
(Empty)
1 description("Ensure correct behavior of canvas with fillRect+shadow after scalin g. A blue and red checkered pattern should be displayed.");
2
3 function print(message, color)
4 {
5 var paragraph = document.createElement("div");
6 paragraph.appendChild(document.createTextNode(message));
7 paragraph.style.fontFamily = "monospace";
8 if (color)
9 paragraph.style.color = color;
10 document.getElementById("console").appendChild(paragraph);
11 }
12
13 function shouldBeAround(a, b)
14 {
15 var evalA;
16 try {
17 evalA = eval(a);
18 } catch(e) {
19 evalA = e;
20 }
21
22 if (Math.abs(evalA - b) < 20)
23 print("PASS " + a + " is around " + b , "green")
24 else
25 print("FAIL " + a + " is not around " + b + " (actual: " + evalA + ")", "red");
26 }
27
28 var canvas = document.createElement('canvas');
29 document.body.appendChild(canvas);
30 canvas.setAttribute('width', '1000');
31 canvas.setAttribute('height', '1000');
32 var ctx = canvas.getContext('2d');
33
34 ctx.scale(2, 2);
35 ctx.shadowOffsetX = 100;
36 ctx.shadowOffsetY = 100;
37 ctx.fillStyle = 'rgba(0, 0, 255, 1)';
38
39 ctx.shadowColor = 'rgba(255, 0, 0, 1.0)';
40 ctx.fillRect(50, 50, 50, 50);
41
42 ctx.shadowColor = 'rgba(255, 0, 0, 0.3)';
43 ctx.fillRect(50, 150, 50, 50);
44
45 ctx.shadowColor = 'rgba(255, 0, 0, 1.0)';
46 ctx.shadowBlur = 10;
47 ctx.fillRect(150, 50, 50, 50);
48
49 ctx.shadowColor = 'rgba(255, 0, 0, 0.3)';
50 ctx.fillRect(150, 150, 50, 50);
51
52 var d; // imageData.data
53
54 // Verify solid shadow.
55 d = ctx.getImageData(201, 205, 1, 1).data;
56 shouldBe('d[0]', '255');
57 shouldBe('d[1]', '0');
58 shouldBe('d[2]', '0');
59 shouldBe('d[3]', '255');
60
61 d = ctx.getImageData(298, 298, 1, 1).data;
62 shouldBe('d[0]', '255');
63 shouldBe('d[1]', '0');
64 shouldBe('d[2]', '0');
65 shouldBe('d[3]', '255');
66
67 d = ctx.getImageData(201, 298, 1, 1).data;
68 shouldBe('d[0]', '255');
69 shouldBe('d[1]', '0');
70 shouldBe('d[2]', '0');
71 shouldBe('d[3]', '255');
72
73 // Verify solid alpha shadow.
74 d = ctx.getImageData(201, 405, 1, 1).data;
75 shouldBe('d[0]', '255');
76 shouldBe('d[1]', '0');
77 shouldBe('d[2]', '0');
78 shouldBeAround('d[3]', '76');
79
80 d = ctx.getImageData(298, 405, 1, 1).data;
81 shouldBe('d[0]', '255');
82 shouldBe('d[1]', '0');
83 shouldBe('d[2]', '0');
84 shouldBeAround('d[3]', '76');
85
86 d = ctx.getImageData(205, 498, 1, 1).data;
87 shouldBe('d[0]', '255');
88 shouldBe('d[1]', '0');
89 shouldBe('d[2]', '0');
90 shouldBeAround('d[3]', '76');
91
92 // Verify blurry shadow.
93 d = ctx.getImageData(398, 205, 1, 1).data;
94 shouldBe('d[0]', '255');
95 shouldBe('d[1]', '0');
96 shouldBe('d[2]', '0');
97 shouldBeAround('d[3]', '83');
98
99 d = ctx.getImageData(501, 205, 1, 1).data;
100 shouldBe('d[0]', '255');
101 shouldBe('d[1]', '0');
102 shouldBe('d[2]', '0');
103 shouldBeAround('d[3]', '83');
104
105 d = ctx.getImageData(500, 300, 1, 1).data;
106 shouldBe('d[0]', '255');
107 shouldBe('d[1]', '0');
108 shouldBe('d[2]', '0');
109 shouldBeAround('d[3]', '53');
110
111 // Verify blurry alpha shadow.
112 d = ctx.getImageData(398, 405, 1, 1).data;
113 shouldBe('d[0]', '255');
114 shouldBe('d[1]', '0');
115 shouldBe('d[2]', '0');
116 shouldBeAround('d[3]', '24');
117
118 d = ctx.getImageData(405, 501, 1, 1).data;
119 shouldBe('d[0]', '255');
120 shouldBe('d[1]', '0');
121 shouldBe('d[2]', '0');
122 shouldBeAround('d[3]', '24');
123
124 d = ctx.getImageData(405, 501, 1, 1).data;
125 shouldBe('d[0]', '255');
126 shouldBe('d[1]', '0');
127 shouldBe('d[2]', '0');
128 shouldBeAround('d[3]', '24');
OLDNEW

Powered by Google App Engine
This is Rietveld 408576698