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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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* @path ch15/15.2/15.2.3/15.2.3.7/15.2.3.7-6-a-112.js
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* @description Object.defineProperties - 'O' is an Array, test the length property of 'O' is own data property (15.4.5.1 step 1)
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*/
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function testcase() {
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var arr = [0, 1];
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Object.defineProperty(arr, "1", {
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value: 1,
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configurable: false
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});
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try {
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Object.defineProperties(arr, {
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length: { value: 1 }
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});
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return false;
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} catch (ex) {
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var desc = Object.getOwnPropertyDescriptor(arr, "length");
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return ex instanceof TypeError && desc.value === 2 &&
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desc.writable && !desc.enumerable && !desc.configurable;
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}
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}
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runTestCase(testcase);
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