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// Copyright (c) 2012 Ecma International. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 15.2.3.6-4-300-1
description: >
Object.defineProperty - 'O' is an Arguments object of a function
that has formal parameters, 'name' is own accessor property of 'O'
which is also defined in [[ParameterMap]] of 'O', test TypeError
is thrown when updating the [[Configurable]] attribute value of
'name' which is defined as non-configurable (10.6
[[DefineOwnProperty]] step 4 and step 5a)
includes: [propertyHelper.js]
---*/
(function(a, b, c) {
function getFunc() {
return 0;
}
Object.defineProperty(arguments, "0", {
get: getFunc,
enumerable: true,
configurable: false
});
try {
Object.defineProperty(arguments, "0", {
configurable: true
});
throw new Test262Error("Expected an exception.");
} catch (e) {
if (a !== 0) {
throw new Test262Error('Expected a === 0, actually ' + a);
}
verifyEqualTo(arguments, "0", getFunc());
if (!(e instanceof TypeError)) {
throw new Test262Error("Expected TypeError, got " + e);
}
}
verifyProperty(arguments, "0", {
enumerable: true,
configurable: false,
});
}(0, 1, 2));
reportCompare(0, 0);
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