15.2.3.6-4-97.js (968B)
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: 15.2.3.6-4-97 6 description: > 7 Object.defineProperty will throw TypeError when name.configurable 8 = false, name.[[Set]] is undefined, desc.[[Set]] refers to an 9 object (8.12.9 step 11.a.i) 10 includes: [propertyHelper.js] 11 ---*/ 12 13 14 var obj = {}; 15 16 function getFunc() { 17 return "property"; 18 } 19 20 Object.defineProperty(obj, "property", { 21 get: getFunc, 22 configurable: false 23 }); 24 25 try { 26 Object.defineProperty(obj, "property", { 27 get: getFunc, 28 set: function() {}, 29 configurable: false 30 }); 31 32 throw new Test262Error("Expected an exception."); 33 } catch (e) { 34 verifyEqualTo(obj, "property", getFunc()); 35 36 if (!(e instanceof TypeError)) { 37 throw new Test262Error("Expected TypeError, got " + e); 38 } 39 } 40 41 verifyProperty(obj, "property", { 42 enumerable: false, 43 configurable: false, 44 }); 45 46 reportCompare(0, 0);