testing/web-platform/tests/html/canvas/offscreen/canvas-host/2d.canvas.host.readonly.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.canvas.host.readonly
// Description:canvas is readonly
// Note:

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

var t = async_test("canvas is readonly");
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 d = ctx.canvas;
  _assertDifferent(offscreenCanvas2, d, "offscreenCanvas2", "d");
  ctx.canvas = offscreenCanvas2;
  _assertSame(ctx.canvas, d, "ctx.canvas", "d");
  t.done();
});
done();