async_test(t => {
addEventListener('message', t.step_func_done(e => {
assert_equals(e.data, 'Denied');
}));
const w = open("resources/page-with-top-navigating-iframe.html?parent_user_gesture=true");
t.add_cleanup(() => {w.close()});
}, "Cross-origin top navigation is blocked without user activation, even if the parent has user activation");