mirror of https://github.com/tc39/test262.git
33 lines
1.1 KiB
JavaScript
33 lines
1.1 KiB
JavaScript
// Copyright (c) 2012 Ecma International. All rights reserved.
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// Ecma International makes this code available under the terms and conditions set
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// forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the
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// "Use Terms"). Any redistribution of this code must retain the above
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// copyright and this notice and otherwise comply with the Use Terms.
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/*---
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es5id: 15.2.3.6-4-586
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description: >
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ES5 Attributes - Fail to update value of property into of
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[[Proptotype]] internal property (JSON)
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includes: [runTestCase.js]
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---*/
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function testcase() {
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var data = "data";
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try {
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Object.defineProperty(Object.prototype, "prop", {
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get: function () {
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return data;
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},
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enumerable: false,
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configurable: true
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});
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JSON.prop = "myOwnProperty";
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return !JSON.hasOwnProperty("prop") && JSON.prop === "data" && data === "data";
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} finally {
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delete Object.prototype.prop;
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}
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}
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runTestCase(testcase);
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