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// 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: 15.2.3.6-4-318-1
description: >
Object.defineProperty - 'O' is an Arguments object of a function
that has formal parameters, 'name' is own data property of 'O',
test TypeError is thrown when updating the [[Writable]] attribute
value of 'name' which is not configurable (10.6
[[DefineOwnProperty]] step 4)
includes: [propertyHelper.js]
---*/
(function (a, b, c) {
Object.defineProperty(arguments, "genericProperty", {
writable: false,
configurable: false
});
try {
Object.defineProperty(arguments, "genericProperty", {
writable: true
});
$ERROR("Expected an exception.");
} catch (e) {
verifyEqualTo(arguments, "genericProperty", undefined);
verifyNotWritable(arguments, "genericProperty");
verifyNotEnumerable(arguments, "genericProperty");
verifyNotConfigurable(arguments, "genericProperty");
if (!(e instanceof TypeError)) {
$ERROR("Expected TypeError, got " + e);
}
}
}(1, 2, 3));
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