| <!DOCTYPE html> |
| <meta name="timeout" content="long"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/get-host-info.sub.js"></script> |
| <body> |
| <script> |
| async_test(t => { |
| assert_implements("HTMLPortalElement" in self); |
| var portal = document.createElement('portal'); |
| portal.src = get_host_info().HTTP_REMOTE_HOST + "/portals/xfo/resources/xfo-sameorigin.asis"; |
| portal.onmessage = t.unreached_func("should not have received a message"); |
| document.body.appendChild(portal); |
| t.add_cleanup(() => portal.remove()); |
| t.step_timeout(() => t.done(), 2000); |
| }, "`XFO: SAMEORIGIN` blocks cross-origin portals."); |
| </script> |
| </body> |
