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Tip revision: 0dcc6f1d3e1e995ff29bea3be8346cb5d4e2388a authored by Charlie Harrison on 09 April 2018, 22:16:22 UTC
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Tip revision: 0dcc6f1

postMessage_clone_port_error.htm

<!DOCTYPE html>
<title> postMessage(): cloning source port </title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id=log></div>
<script>
test(function() {
  var channel = new MessageChannel();
  channel.port1.start();
  assert_throws("DataCloneError", function() {
    channel.port1.postMessage("ports", [channel.port1]);
  });
});
</script>

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