https://github.com/web-platform-tests/wpt
Raw File
Tip revision: e34fc8ca0e95655e1e449389e854ddf5d47f349c authored by Emilio Cobos Álvarez on 20 March 2018, 02:29:00 UTC
Make Shadow DOM account for stylesheet applicableness correctly.
Tip revision: e34fc8c
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>
back to top