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chromium/third_party/blink/web_tests/external/wpt/webidl/ecmascript-binding/replaceable-setter-throws-if-defineownproperty-fails.html 

<!doctype html>
<meta charset="utf-8">
<title>[Replaceable] setter throws TypeError if [[DefineOwnProperty]] fails</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<link rel="author" title="Alexey Shvayka" href="[email protected]">
<link rel="help" href="https://webidl.spec.whatwg.org/#Replaceable">

<body>
<script>
for (const key of ["self", "parent", "origin", "innerWidth"]) {
    test(() => {
        Object.defineProperty(window, key, { configurable: false });
        assert_throws_js(TypeError, () => { window[key] = 1; });

        const desc = Object.getOwnPropertyDescriptor(window, key);
        assert_false("value" in desc);
        assert_equals(typeof desc.get, "function");
        assert_equals(typeof desc.set, "function");
        assert_true(desc.enumerable);
        assert_false(desc.configurable);
    }, `window.${key} setter throws TypeError if called on non-configurable accessor property`);
}

for (const key of ["screen", "length", "event", "outerHeight"]) {
    test(() => {
        const { set } = Object.getOwnPropertyDescriptor(window, key);
        Object.defineProperty(window, key, { value: 1, writable: false, configurable: false });
        assert_throws_js(TypeError, () => { set.call(window, 2); });

        const desc = Object.getOwnPropertyDescriptor(window, key);
        assert_equals(desc.value, 1);
        assert_false(desc.writable);
        assert_true(desc.enumerable);
        assert_false(desc.configurable);
    }, `window.${key} setter throws TypeError if called on non-configurable non-writable data property`);
}
</script>