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26 lines
719 B
JavaScript
26 lines
719 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: 15.2.3.7-5-b-77
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description: >
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Object.defineProperties - 'descObj' is the Math object which
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implements its own [[Get]] method to get 'configurable' property
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(8.10.5 step 4.a)
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---*/
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var obj = {};
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Math.configurable = true;
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Object.defineProperties(obj, {
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prop: Math
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});
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var result1 = obj.hasOwnProperty("prop");
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delete obj.prop;
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var result2 = obj.hasOwnProperty("prop");
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assert.sameValue(result1, true, 'result1');
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assert.sameValue(result2, false, 'result2');
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