third_party/blink/web_tests/external/wpt/offscreen-canvas/pixel-manipulation/2d.imageData.get.order.alpha.worker.js

// DO NOT EDIT! This test has been generated by tools/gentest.py.
// OffscreenCanvas test in a worker:2d.imageData.get.order.alpha
// Description:getImageData() returns A in the fourth component
// Note:

importScripts("/resources/testharness.js");
importScripts("/2dcontext/resources/canvas-tests.js");

var t = async_test("getImageData() returns A in the fourth component");
t.step(function() {

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

ctx.fillStyle = 'rgba(0, 0, 0, 0.5)';
ctx.fillRect(0, 0, 100, 50);
var imgdata = ctx.getImageData(0, 0, 10, 10);
_assert(imgdata.data[3] < 200, "imgdata.data[\""+(3)+"\"] < 200");
_assert(imgdata.data[3] > 100, "imgdata.data[\""+(3)+"\"] > 100");

t.done();

});
done();