mirror of https://github.com/tc39/test262.git
22 lines
513 B
JavaScript
22 lines
513 B
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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info: Number.NaN is DontDelete
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es5id: 15.7.3.4_A3
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description: Checking if deleting Number.NaN fails
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includes: [propertyHelper.js]
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---*/
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verifyNotConfigurable(Number, "NaN");
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// CHECK#1
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try {
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if (delete Number.NaN !== false) {
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$ERROR('#1: delete Number.NaN === false');
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}
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} catch (e) {
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if (e instanceof Test262Error) throw e;
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assert(e instanceof TypeError);
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}
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