test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-227.js

43 lines
926 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-227
description: >
Object.defineProperties - 'O' is an Array, 'P' is an array index
property, TypeError is thrown if the [[Configurable]] attribute
value of 'P' is false and the [[Configurable]] field of 'desc' is
true (15.4.5.1 step 4.c)
includes: [propertyHelper.js]
---*/
var arr = [];
Object.defineProperty(arr, "1", {
value: 3,
configurable: false
});
try {
Object.defineProperties(arr, {
"1": {
value: 13,
configurable: true
}
});
} catch (e) {
verifyEqualTo(arr, "1", 3);
verifyNotWritable(arr, "1");
verifyNotEnumerable(arr, "1");
verifyNotConfigurable(arr, "1");
if (!(e instanceof TypeError)) {
$ERROR("Expected TypeError, got " + e);
}
}