https://github.com/web-platform-tests/wpt
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Tip revision: a160360fd9f39b7343c3da95f5ae7dbd8e0f47b8 authored by joysyu@google.com on 28 July 2017, 19:55:01 UTC
Overflow clipping on Row-spanning cells
Tip revision: a160360
2d.composite.transparent.source-over.worker.js
// DO NOT EDIT! This test has been generated by tools/gentest.py.
// OffscreenCanvas test in a worker:2d.composite.transparent.source-over
// Description:
// Note:

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

var t = async_test("");
t.step(function() {

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


ctx.fillStyle = 'rgba(0, 255, 0, 0.5)';
ctx.fillRect(0, 0, 100, 50);
ctx.globalCompositeOperation = 'source-over';
ctx.fillStyle = 'rgba(0, 0, 255, 0.75)';
ctx.fillRect(0, 0, 100, 50);
_assertPixelApprox(offscreenCanvas, 50,25, 0,36,219,223, "50,25", "0,36,219,223", 5);

t.done();

});
done();
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