summaryrefslogtreecommitdiffstats
path: root/testing/web-platform/tests/html/canvas/offscreen/drawing-rectangles-to-the-canvas/2d.clearRect.basic.worker.js
blob: 5908ecca85bf8f36aaa7f4b2eab3c749dfddeea8 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
// OffscreenCanvas test in a worker:2d.clearRect.basic
// Description:clearRect clears to transparent black
// Note:

importScripts("/resources/testharness.js");
importScripts("/html/canvas/resources/canvas-tests.js");

var t = async_test("clearRect clears to transparent black");
var t_pass = t.done.bind(t);
var t_fail = t.step_func(function(reason) {
    throw reason;
});
t.step(function() {

var canvas = new OffscreenCanvas(100, 50);
var ctx = canvas.getContext('2d');

ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 100, 50);
ctx.clearRect(0, 0, 100, 50);
_assertPixel(canvas, 50,25, 0,0,0,0);
t.done();

});
done();