test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-25.js

32 lines
1004 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: 15.2.3.7-6-a-25
description: >
Object.defineProperties - 'P' doesn't exist in 'O', test TypeError
is thrown when 'O' is not extensible (8.12.9 step 3)
includes: [runTestCase.js]
---*/
function testcase() {
var obj = {};
Object.preventExtensions(obj);
try {
Object.defineProperties(obj, {
prop: {
value: 12,
configurable: true
}
});
return false;
} catch (e) {
return e instanceof TypeError && !obj.hasOwnProperty("prop");
}
}
runTestCase(testcase);