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deps/v8/test/mjsunit/protector-cell/string-wrapper-value-of-3.js

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+// Copyright 2024 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Flags: --allow-natives-syntax
+
+assertTrue(%StringWrapperToPrimitiveProtector());
+
+let x = new String('old');
+
+Object.defineProperty(String.prototype, 'valueOf',
+                      {value: () => { return 'new' }});
+
+assertFalse(%StringWrapperToPrimitiveProtector());
+
+assertEquals('got new', 'got ' + x);