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path: root/testing/web-platform/tests/html/canvas/offscreen/line-styles/2d.line.invalid.strokestyle.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.line.invalid.strokestyle
// Description:Verify correct behavior of canvas on an invalid strokeStyle()
// Note:

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

var t = async_test("Verify correct behavior of canvas on an invalid strokeStyle()");
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');

  ctx.strokeStyle = 'rgb(0, 255, 0)';
  ctx.strokeStyle = 'nonsense';
  ctx.lineWidth = 200;
  ctx.moveTo(0,100);
  ctx.lineTo(200,100);
  ctx.stroke();
  var imageData = ctx.getImageData(0, 0, 200, 200);
  var imgdata = imageData.data;
  _assert(imgdata[4] == 0, "imgdata[\""+(4)+"\"] == 0");
  _assert(imgdata[5] == 255, "imgdata[\""+(5)+"\"] == 255");
  _assert(imgdata[6] == 0, "imgdata[\""+(6)+"\"] == 0");
  t.done();
});
done();