15.2.3.7-6-a-76.js (874B)
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-76 6 description: > 7 Object.defineProperties throws TypeError when P.configurable is 8 false, P.writalbe is false, properties.value is +0 and P.value is 9 -0 (8.12.9 step 10.a.ii.1) 10 includes: [propertyHelper.js] 11 ---*/ 12 13 14 var obj = {}; 15 16 Object.defineProperty(obj, "foo", { 17 value: -0, 18 writable: false, 19 configurable: false 20 }); 21 22 try { 23 Object.defineProperties(obj, { 24 foo: { 25 value: +0 26 } 27 }); 28 throw new Test262Error("Expected an exception."); 29 } catch (e) { 30 if (!(e instanceof TypeError)) { 31 throw new Test262Error("Expected TypeError, got " + e); 32 } 33 } 34 35 verifyProperty(obj, "foo", { 36 value: -0, 37 writable: false, 38 enumerable: false, 39 configurable: false, 40 }); 41 42 reportCompare(0, 0);