| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>The current page being cross-origin must prevent the BroadcastChannel message from being seen</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <!-- This is the entry global --> |
| |
| <iframe src="support/incumbent-document-domain.sub.html" id="incumbent"></iframe> |
| <iframe src="http://{{hosts[][www]}}:{{ports[http][0]}}/webmessaging/multi-globals/support/current-document-domain.sub.html" id="current"></iframe> |
| |
| <script> |
| "use strict"; |
| document.domain = "{{hosts[][]}}"; |
| |
| setup({ explicit_done: true }); |
| |
| const incumbentIframe = document.querySelector("#incumbent"); |
| const currentIframe = document.querySelector("#current"); |
| |
| window.onload = () => { |
| promise_test(async t => { |
| const createdCrossOrigin = frames[0].createBroadcastChannel("current"); |
| const createdSameOrigin = new BroadcastChannel("current"); |
| |
| createdSameOrigin.onmessage = t.unreached_func("message event fired"); |
| createdSameOrigin.onmessageerror = t.unreached_func("messageerror event fired"); |
| |
| createdCrossOrigin.postMessage("the message"); |
| |
| // BroadcastChannel messages are guaranteed to be ordered within an event loop, as they all use |
| // the DOM manipulation task source. So, any messages from the "current" channel, if they are |
| // going to be erroneously delivered, would have to be delivered before those from this |
| // channel. I.e., if we recieve a message from this channel without first recieving one from |
| // the "current" channel, then the test passes. |
| const testEnder = new BroadcastChannel("current / test-ender"); |
| const testEnder2 = new BroadcastChannel("current / test-ender"); |
| |
| testEnder.postMessage("end test"); |
| await new Promise(resolve => testEnder2.onmessage = resolve); |
| }); |
| |
| done(); |
| }; |
| </script> |