<!DOCTYPE HTML>
<html>
<head>
<script src="../resources/js-test-pre.js"></script>
</head>
<body>
<script src="resources/observer-api.js"></script>
<script>
debug("");
let worker = startWorker("resources/observer-api.js");
</script>
<script src="../resources/js-test-post.js"></script>
</body>
</html>