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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /html/browsers/the-windowproxy-exotic-object/windowproxy-prototype-setting-cross-origin-domain.sub.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<meta charset="utf-8">
<title>[[SetPrototypeOf]] on a WindowProxy object should not allow changing its value: cross-origin via document.domain</title>
<link rel="author" title="Domenic Denicola" href="mailto:d@domenic.me">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/test-setting-immutable-prototype.js"></script>
<iframe src="/common/domain-setter.sub.html"></iframe>
<script>
"use strict";
// This page does *not* set document.domain, so it's cross-origin with the iframe
setup({ explicit_done: true });
window.onload = () => {
const target = frames[0];
test(() => {
assert_equals(Object.getPrototypeOf(target), null);
}, "Cross-origin via document.domain: the prototype is null");
testSettingImmutablePrototype("Cross-origin via document.domain", target, null, { isSameOriginDomain: false });
done();
};
</script>