summaryrefslogtreecommitdiffstats
path: root/third_party/WebKit/LayoutTests/fast/canvas/script-tests/canvas-to-canvas.js
blob: cb81d9e41ade3744093c3df883d94b7595fa5d9e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
description("Test to ensure that canvas-to-canvas drawImage after a stroked rect works correctly.");
var canvas = document.createElement('canvas');
var ctx = canvas.getContext('2d');

ctx.lineWidth = 10;
ctx.beginPath();
ctx.strokeStyle = 'green';
ctx.strokeRect(0, 0, 100, 100);

var ctx2 = document.createElement('canvas').getContext('2d');

ctx2.fillStyle = 'red';
ctx2.fillRect(0, 0, 100, 100);
ctx2.drawImage(canvas, 0, 0);
var imageData = ctx2.getImageData(0, 0, 1, 1);
var imgdata = imageData.data;
shouldBe("imgdata[0]", "0");
shouldBe("imgdata[1]", "128");
shouldBe("imgdata[2]", "0");