1<!doctype html> 2<html> 3<head> 4<script src="/resources/testharness.js"></script> 5<script src="/resources/testharnessreport.js"></script> 6</head> 7<body> 8<script> 9async_test(function(t) { 10 const worker = new Worker("resources/worker-with-performance-observer.js"); 11 worker.onmessage = function(event) { 12 t.step(() => assert_equals(event.data, 'SUCCESS')); 13 t.done(); 14 } 15}, 'Worker: Test Performance Observer inside a worker.'); 16</script> 17</body> 18</html> 19