servo/tests/wpt/web-platform-tests/portals/portals-activate-inside-iframe.html

18 lines
666 B
HTML

<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<body>
<script>
promise_test(async t => {
var iframe = document.createElement("iframe");
iframe.src = "resources/portal-inside-iframe.html"
var waitForLoad = new Promise((resolve, reject) => {
iframe.onload = resolve;
});
document.body.appendChild(iframe);
await waitForLoad;
const portal = iframe.contentDocument.getElementById("portal");
return promise_rejects(t, "InvalidStateError", portal.activate());
}, "activating portal inside iframe should fail");
</script>
</body>