| <!DOCTYPE html> | |
| <script src="/resources/testharness.js"></script> | |
| <script src="/resources/testharnessreport.js"></script> | |
| <script> | |
| async_test(t => { | |
| assert_implements("HTMLPortalElement" in self); | |
| let win = window.open("resources/portal-repeated-activate-window.html"); | |
| win.onload = () => win.activate(); | |
| window.onmessage = t.step_func_done(() => {}); | |
| }, "test activation in page that has been reactivated") | |
| </script> |