// 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. /*--- info: > This test should be run without any built-ins being added/augmented. The last paragraph in section 15 says "every other property described in this section has the attribute {... [[Enumerable]] : false ...} unless otherwise specified. This default applies to the properties on JSON, and we should not be able to enumerate them. es5id: 15.12-0-4 description: JSON object's properties must be non enumerable includes: [runTestCase.js] ---*/ function testcase() { var o = JSON; var i = 0; for (var p in o) { i++; } if (i === 0) { return true; } } runTestCase(testcase);