<!DOCTYPE html>
<!-- DO NOT EDIT! This test has been generated by /html/canvas/tools/gentest.py. -->
<title>OffscreenCanvas test: 2d.imageData.put.created</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/html/canvas/resources/canvas-tests.js"></script>

<h1>2d.imageData.put.created</h1>
<p class="desc">putImageData() puts image data from createImageData() onto the canvas</p>


<script>
var t = async_test("putImageData() puts image data from createImageData() onto the canvas");
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 imgdata = ctx.createImageData(100, 50);
  for (var i = 0; i < imgdata.data.length; i += 4) {
      imgdata.data[i] = 0;
      imgdata.data[i+1] = 255;
      imgdata.data[i+2] = 0;
      imgdata.data[i+3] = 255;
  }
  ctx.fillStyle = '#f00';
  ctx.fillRect(0, 0, 100, 50)
  ctx.putImageData(imgdata, 0, 0);
  _assertPixelApprox(canvas, 50,25, 0,255,0,255, 2);
  t.done();

});
</script>
