test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-20.js

32 lines
897 B
JavaScript

// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.7-6-a-20
description: >
Object.defineProperties - 'O' is a JSON object which implements
its own [[GetOwnProperty]] method to get 'P' (8.12.9 step 1 )
includes: [runTestCase.js]
---*/
function testcase() {
try {
Object.defineProperty(JSON, "prop", {
value: 11,
writable: true,
configurable: true
});
var hasProperty = JSON.hasOwnProperty("prop") && JSON.prop === 11;
Object.defineProperties(JSON, {
prop: {
value: 12
}
});
return hasProperty && JSON.prop === 12;
} finally {
delete JSON.prop;
}
}
runTestCase(testcase);