test262/test/built-ins/Object/create/15.2.3.5-4-142.js

32 lines
950 B
JavaScript

// 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: 15.2.3.5-4-142
description: >
Object.create - 'configurable' property of one property in
'Properties' is the Math object (8.10.5 step 4.b)
includes: [runTestCase.js]
---*/
function testcase() {
var newObj = Object.create({}, {
prop: {
configurable: Math
}
});
var beforeDeleted = newObj.hasOwnProperty("prop");
delete newObj.prop;
var afterDeleted = newObj.hasOwnProperty("prop");
return beforeDeleted === true && afterDeleted === false;
}
runTestCase(testcase);