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17 lines
534 B
JavaScript
17 lines
534 B
JavaScript
// Copyright (c) 2012 Ecma International. 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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es5id: 15.2.3.14-3-5
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description: Object.keys must return a fresh array on each invocation
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---*/
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var literal = {a: 1};
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var keysBefore = Object.keys(literal);
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assert.sameValue(keysBefore[0], 'a', 'keysBefore[0]');
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keysBefore[0] = 'x';
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var keysAfter = Object.keys(literal);
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assert.sameValue(keysBefore[0], 'x', 'keysBefore[0]');
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assert.sameValue(keysAfter[0], 'a', 'keysAfter[0]');
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