postMessage_event_properties.htm (913B)
1 <!DOCTYPE html> 2 <title> postMessage(): MessageEvent properties </title> 3 <script src="/resources/testharness.js"></script> 4 <script src="/resources/testharnessreport.js"></script> 5 <div id=log></div> 6 <script> 7 async_test(function(t) { 8 var channel = new MessageChannel(); 9 var targetPort = channel.port2; 10 targetPort.start(); 11 targetPort.addEventListener("message", t.step_func_done(function (evt) { 12 assert_class_string(evt, "MessageEvent"); 13 assert_equals(evt.type, "message"); 14 assert_false(evt.bubbles, "bubbles should be false"); 15 assert_false(evt.cancelable, "cancelable should be false"); 16 assert_equals(evt.data, "ping", "data"); 17 assert_equals(evt.origin, "", "origin"); 18 assert_equals(evt.lastEventId, "", "lastEventId"); 19 assert_equals(evt.source, null, "source"); 20 assert_array_equals(evt.ports, [], "ports"); 21 }), true); 22 channel.port1.postMessage("ping"); 23 }); 24 </script>