LayoutTests/imported/w3c/web-platform-tests/offscreen-canvas/the-offscreen-canvas/initial.reset.different.worker.js

// DO NOT EDIT! This test has been generated by tools/gentest.py.
// OffscreenCanvas test in a worker:initial.reset.different
// Description:Changing size resets canvas to transparent black
// Note:

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

var t = async_test("Changing size resets canvas to transparent black");
t.step(function() {

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

ctx.fillStyle = '#f00';
ctx.fillRect(0, 0, 50, 50);
_assertPixel(offscreenCanvas, 20,20, 255,0,0,255, "20,20", "255,0,0,255");
offscreenCanvas.width = 50;
_assertPixel(offscreenCanvas, 20,20, 0,0,0,0, "20,20", "0,0,0,0");

t.done();

});
done();