15.2.3.7-6-a-46.js (765B)
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-46 6 description: > 7 Object.defineProperties - desc.value is -0 and P.value is +0 8 (8.12.9 step 6) 9 includes: [propertyHelper.js] 10 ---*/ 11 12 13 var obj = {}; 14 15 var desc = { 16 value: +0 17 }; 18 Object.defineProperty(obj, "foo", desc); 19 20 try { 21 Object.defineProperties(obj, { 22 foo: { 23 value: -0 24 } 25 }); 26 throw new Test262Error("Expected an exception."); 27 } catch (e) { 28 if (!(e instanceof TypeError)) { 29 throw new Test262Error("Expected TypeError, got " + e); 30 } 31 } 32 33 verifyProperty(obj, "foo", { 34 value: +0, 35 writable: false, 36 enumerable: false, 37 configurable: false, 38 }); 39 40 reportCompare(0, 0);