15.2.3.7-6-a-311.js (1186B)
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: 15.2.3.7-6-a-311 6 description: > 7 Object.defineProperties - 'O' is an Arguments object, 'P' is 8 generic own accessor property of 'O', test TypeError is thrown 9 when updating the [[Set]] attribute value of 'P' which is not 10 configurable (10.6 [[DefineOwnProperty]] step 4) 11 includes: [propertyHelper.js] 12 ---*/ 13 14 var arg = (function() { 15 return arguments; 16 }(1, 2, 3)); 17 18 function setFun(value) { 19 arg.genericPropertyString = value; 20 } 21 Object.defineProperty(arg, "genericProperty", { 22 set: setFun, 23 configurable: false 24 }); 25 26 try { 27 Object.defineProperties(arg, { 28 "genericProperty": { 29 set: function(value) { 30 arg.genericPropertyString1 = value; 31 } 32 } 33 }); 34 35 throw new Test262Error("Expected an exception."); 36 } catch (e) { 37 verifyWritable(arg, "genericProperty", "genericPropertyString"); 38 39 if (!(e instanceof TypeError)) { 40 throw new Test262Error("Expected TypeError, got " + e); 41 } 42 } 43 44 verifyProperty(arg, "genericProperty", { 45 enumerable: false, 46 configurable: false, 47 }); 48 49 reportCompare(0, 0);