postMessage_event_properties.htm

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This WPT test may be referenced by the following Test IDs:
- /workers/postMessage_event_properties.htm - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title> postMessage(): MessageEvent properties </title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<div id=log></div>

<script>

async_test(function(t) {

  var channel = new MessageChannel();

  var targetPort = channel.port2;

  targetPort.start();

  targetPort.addEventListener("message", t.step_func_done(function (evt) {

    assert_class_string(evt, "MessageEvent");

    assert_equals(evt.type, "message");

    assert_false(evt.bubbles, "bubbles should be false");

    assert_false(evt.cancelable, "cancelable should be false");

    assert_equals(evt.data, "ping", "data");

    assert_equals(evt.origin, "", "origin");

    assert_equals(evt.lastEventId, "", "lastEventId");

    assert_equals(evt.source, null, "source");

    assert_array_equals(evt.ports, [], "ports");

  }), true);

  channel.port1.postMessage("ping");

});

</script>