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PR-URL: https://github.com/nodejs/node/pull/47251 Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Richard Lau <rlau@redhat.com>
26 lines
814 B
JavaScript
26 lines
814 B
JavaScript
// Copyright 2022 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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//
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// Flags: --harmony-struct
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// Private fields should not be able to extend shared objects. This is unlike
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// ordinary objects, which can get private fields even if sealed/frozen.
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function TestSharedObjectCannotAddPrivateField(sharedObj) {
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function Base() {
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return sharedObj;
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}
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assertThrows(() => {
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class C extends Base {
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#foo = 42
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}
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return new C();
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});
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}
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TestSharedObjectCannotAddPrivateField(new Atomics.Condition());
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TestSharedObjectCannotAddPrivateField(new Atomics.Mutex());
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TestSharedObjectCannotAddPrivateField(new (new SharedStructType(['p'])));
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TestSharedObjectCannotAddPrivateField(new SharedArray(1));
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