2d.drawImage.canvas.worker.js

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This WPT test may be referenced by the following Test IDs:
- /html/canvas/offscreen/drawing-images-to-the-canvas/2d.drawImage.canvas.worker.html - WPT Dashboard Interop Dashboard

// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.

// OffscreenCanvas test in a worker:2d.drawImage.canvas

// Description:

// Note:

importScripts("/resources/testharness.js");

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

var t = async_test("");

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');

  var offscreenCanvas2 = new OffscreenCanvas(100, 50);

  var ctx2 = offscreenCanvas2.getContext('2d');

  ctx2.fillStyle = '#0f0';

  ctx2.fillRect(0, 0, 100, 50);

  ctx.fillStyle = '#f00';

  ctx.drawImage(offscreenCanvas2, 0, 0);

  _assertPixelApprox(canvas, 0,0, 0,255,0,255, 2);

  _assertPixelApprox(canvas, 99,0, 0,255,0,255, 2);

  _assertPixelApprox(canvas, 0,49, 0,255,0,255, 2);

  _assertPixelApprox(canvas, 99,49, 0,255,0,255, 2);

  t.done();

});

done();