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6ccabc093b
Object.freeze fixes global object tests: noStrict preventExtensions tests Object.seal tests one more freeze test
25 lines
758 B
JavaScript
25 lines
758 B
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: 15.2.3.10-3-10
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description: >
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Object.preventExtensions - indexed properties cannot be added into
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an Error object
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includes: [propertyHelper.js]
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---*/
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var errObj = new Error();
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assert(Object.isExtensible(errObj));
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Object.preventExtensions(errObj);
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assert(!Object.isExtensible(errObj));
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verifyNotWritable(errObj, "0", "nocheck");
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assert(!errObj.hasOwnProperty("0"));
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