// Copyright (c) 2012 Ecma International. All rights reserved. // This code is governed by the BSD license found in the LICENSE file. /*--- es5id: 15.2.3.6-4-86 description: > Object.defineProperty will throw TypeError when name.configurable = false, name.writable = false, desc.value = +0 and name.value = -0 (8.12.9 step 10.a.ii.1) includes: [propertyHelper.js] ---*/ var obj = {}; Object.defineProperty(obj, "foo", { value: -0, writable: false, configurable: false }); try { Object.defineProperty(obj, "foo", { value: +0 }); throw new Test262Error("Expected an exception."); } catch (e) { verifyEqualTo(obj, "foo", -0); verifyNotWritable(obj, "foo"); verifyNotEnumerable(obj, "foo"); verifyNotConfigurable(obj, "foo"); if (!(e instanceof TypeError)) { throw new Test262Error("Expected TypeError, got " + e); } } reportCompare(0, 0);