15.2.3.6-4-322-1.js (1251B)
1 // Copyright (c) 2012 Ecma International. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 es5id: 15.2.3.6-4-322-1 6 description: > 7 Object.defineProperty - 'O' is an Arguments object of a function 8 that has formal parameters, 'P' is own accessor property of 'O', 9 test TypeError is thrown when updating the [[Set]] attribute value 10 of 'P' which is not configurable (10.6 [[DefineOwnProperty]] step 11 4) 12 includes: [propertyHelper.js] 13 ---*/ 14 15 (function(a, b, c) { 16 function setFunc(value) { 17 this.genericPropertyString = value; 18 } 19 Object.defineProperty(arguments, "genericProperty", { 20 set: setFunc, 21 configurable: false 22 }); 23 try { 24 Object.defineProperty(arguments, "genericProperty", { 25 set: function(value) { 26 this.genericPropertyString1 = value; 27 } 28 }); 29 throw new Test262Error("Expected an exception."); 30 } catch (e) { 31 verifyWritable(arguments, "genericProperty", "genericPropertyString"); 32 33 if (!(e instanceof TypeError)) { 34 throw new Test262Error("Expected TypeError, got " + e); 35 } 36 } 37 38 verifyProperty(arguments, "genericProperty", { 39 enumerable: false, 40 configurable: false, 41 }); 42 }(1, 2, 3)); 43 44 reportCompare(0, 0);