Source code
Revision control
Copy as Markdown
Other Tools
// 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-93-4
description: >
Object.defineProperties will fail to update [[Value]] attribute of
indexed data property 'P' when [[Configurable]] attribute of first
updating property are false (8.12.9 - step Note & 10.a.ii.1)
includes: [propertyHelper.js]
---*/
var obj = {};
Object.defineProperty(obj, "0", {
value: 1001,
writable: false,
configurable: false
});
Object.defineProperty(obj, "1", {
value: 1003,
writable: false,
configurable: true
});
try {
Object.defineProperties(obj, {
0: {
value: 1002
},
1: {
value: 1004
}
});
throw new Test262Error("Expected an exception.");
} catch (e) {
if (!(e instanceof TypeError)) {
throw new Test262Error("Expected TypeError, got " + e);
}
}
verifyProperty(obj, "0", {
value: 1001,
writable: false,
enumerable: false,
configurable: false,
});
verifyProperty(obj, "1", {
value: 1003,
writable: false,
enumerable: false,
configurable: true,
});
reportCompare(0, 0);