1<!DOCTYPE html>
2<meta charset=utf-8>
3<title>Creating BroadcastChannel in an opaque origin</title>
4<script src="/resources/testharness.js"></script>
5<script src="/resources/testharnessreport.js"></script>
6<body>
7<script>
8async_test(t => {
9    self.onmessage = t.step_func(e => {
10        assert_equals(e.data, 'Created');
11        t.done();
12      });
13  });
14</script>
15<iframe sandbox="allow-scripts" src="resources/sandboxed.html"></iframe>
16</body>
17