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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /performance-timeline/not-clonable.html - WPT Dashboard Interop Dashboard
<!doctype html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>
const t = async_test("Test that a postMessage of a performance entry fails");
addEventListener("message", t.step_func_done(e => {
assert_equals(e.data, "PASS");
}));
</script>
<iframe src="resources/postmessage-entry.html"></iframe>