60 lines
1.3 KiB
JavaScript
60 lines
1.3 KiB
JavaScript
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// Copyright 2019 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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// Flags: --allow-natives-syntax
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function mainFreeze() {
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const v2 = {foo:1.1};
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Object.freeze(v2);
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const v12 = {foo:2.2};
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Object.preventExtensions(v12);
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Object.freeze(v12);
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const v18 = {foo:Object};
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v12.__proto__ = 0;
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v2[5] = 1;
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}
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mainFreeze();
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function mainSeal() {
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const v2 = {foo:1.1};
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Object.seal(v2);
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const v12 = {foo:2.2};
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Object.preventExtensions(v12);
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Object.seal(v12);
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const v18 = {foo:Object};
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v12.__proto__ = 0;
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v2[5] = 1;
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}
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mainSeal();
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function testSeal() {
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a = new RangeError(null, null, null);
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a.toFixed = () => {};
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e = Object.seal(a);
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a = new RangeError(null, null, null);
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a.toFixed = () => {};
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k = Object.preventExtensions(a);
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l = Object.seal(a);
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a.toFixed = () => {};
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assertThrows(() => {
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Array.prototype.unshift.call(l, false, Infinity);
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}, TypeError);
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}
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testSeal();
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function testFreeze() {
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a = new RangeError(null, null, null);
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a.toFixed = () => {};
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e = Object.freeze(a);
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a = new RangeError(null, null, null);
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a.toFixed = () => {};
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k = Object.preventExtensions(a);
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l = Object.freeze(a);
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a.toFixed = () => {};
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assertThrows(() => {
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Array.prototype.unshift.call(l, false, Infinity);
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}, TypeError);
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}
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testFreeze();
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