// DO NOT EDIT! This test has been generated by tools/gentest.py. // OffscreenCanvas test in a worker:2d.composite.image.source-out // 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, 255, 0.5)'; ctx.fillRect(0, 0, 100, 50); ctx.globalCompositeOperation = 'source-out'; var promise = new Promise(function(resolve, reject) { var xhr = new XMLHttpRequest(); xhr.open("GET", '/images/yellow75.png'); xhr.responseType = 'blob'; xhr.send(); xhr.onload = function() { resolve(xhr.response); }; }); promise.then(function(response) { ctx.drawImage(response, 0, 0); _assertPixelApprox(offscreenCanvas, 50,25, 255,255,0,96, "50,25", "255,255,0,96", 5); }); t.done(); }); done();