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path: root/testing/web-platform/tests/html/canvas/offscreen/fill-and-stroke-styles/2d.pattern.paint.orientation.image.worker.js
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// DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py.
// OffscreenCanvas test in a worker:2d.pattern.paint.orientation.image
// Description:Image patterns do not get flipped when painted
// Note:

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

promise_test(async t => {

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

  ctx.fillStyle = '#f00';
  ctx.fillRect(0, 0, 100, 50);

  var response = await fetch('/images/rrgg-256x256.png')
  var blob = await response.blob();
  var img = await createImageBitmap(blob);
  var pattern = ctx.createPattern(img, 'no-repeat');
  ctx.fillStyle = pattern;
  ctx.save();
  ctx.translate(0, -103);
  ctx.fillRect(0, 103, 100, 50);
  ctx.restore();

  ctx.fillStyle = '#0f0';
  ctx.fillRect(0, 0, 100, 25);

  _assertPixel(canvas, 1,1, 0,255,0,255);
  _assertPixel(canvas, 98,1, 0,255,0,255);
  _assertPixel(canvas, 1,48, 0,255,0,255);
  _assertPixel(canvas, 98,48, 0,255,0,255);
  t.done();
}, "Image patterns do not get flipped when painted");
done();