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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>WebGL Context Creation Test for OffscreenCanvas in a worker</title>
<link rel="stylesheet" href="../../resources/js-test-style.css"/>
<script src="../../js/js-test-pre.js"></script>
<script src="../../js/webgl-test-utils.js"></script>
</head>
<body>
<div id="description"></div>
<div id="console"></div>
<script>
description("This test ensures that the WebGL context can be created on an OffscreenCanvas.");

if (!window.OffscreenCanvas) {
  testPassed("No OffscreenCanvas support");
  finishTest();
} else {
  var worker = new Worker('context-creation-worker.js');
  worker.postMessage("Start worker");
  worker.onmessage = function(e) {
    if (e.data == "Test passed") {
      testPassed("All tests have passed");
    } else {
      testFailed("Some tests failed");
    }
    finishTest();
  }
}

</script>
</body>
</html>