// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 15.2.3.7-6-a-164 description: > Object.defineProperties - 'O' is an Array, 'P' is the length property of 'O', the [[Value]] field of 'desc' is less than value of the length property, test the [[Writable]] attribute of the length property in 'O' is set as true before deleting properties with large index named (15.4.5.1 step 3.i.iii) includes: [propertyHelper.js] ---*/ var arr = [0, 1, 2]; var result = 0; try { Object.defineProperty(arr, "1", { configurable: false }); Object.defineProperties(arr, { length: { value: 0, writable: false } }); $ERROR("expected to throw TypeError") } catch (e) { assert(e instanceof TypeError); assert.sameValue(arr.length, 2); verifyNotWritable(arr, "length"); }