windowproxy-prototype-setting-same-origin.html

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This WPT test may be referenced by the following Test IDs:
- /html/browsers/the-windowproxy-exotic-object/windowproxy-prototype-setting-same-origin.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>[[SetPrototypeOf]] on a WindowProxy object should not allow changing its value: same-origin</title>

<link rel="help" href="http://html.spec.whatwg.org/multipage/#windowproxy-setprototypeof">

<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>

<script>

"use strict";

const origProto = Object.getPrototypeOf(window);

test(() => {

  assert_not_equals(origProto, null);

}, "Same-origin prerequisite check: the original prototype is accessible");

testSettingImmutablePrototype("Same-origin", window, origProto, { isSameOriginDomain: true });

</script>