// Copyright (c) 2012 Ecma International. All rights reserved. // Ecma International makes this code available under the terms and conditions set // forth on http://hg.ecmascript.org/tests/test262/raw-file/tip/LICENSE (the // "Use Terms"). Any redistribution of this code must retain the above // copyright and this notice and otherwise comply with the Use Terms. /*--- es5id: 15.2.3.6-4-87 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 }); $ERROR("Expected an exception."); } catch (e) { verifyEqualTo(obj, "foo", +0); verifyNotWritable(obj, "foo"); verifyNotEnumerable(obj, "foo"); verifyNotConfigurable(obj, "foo"); if (!(e instanceof TypeError)) { $ERROR("Expected TypeError, got " + e); } }