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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: 15.2.3.6-4-297-1
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 [[Get]] 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 getFunc1() {
return 10;
}
Object.defineProperty(arguments, "0", {
get: getFunc1,
enumerable: false,
configurable: false
});
function getFunc2() {
return 20;
}
try {
Object.defineProperty(arguments, "0", {
get: getFunc2
});
$ERROR("Expected an exception.");
} catch (e) {
if (a !== 0) {
$ERROR('Expected a === 0, actually ' + a);
}
verifyEqualTo(arguments, "0", getFunc1());
verifyNotEnumerable(arguments, "0");
verifyNotConfigurable(arguments, "0");
if (!(e instanceof TypeError)) {
$ERROR("Expected TypeError, got " + e);
}
}
}(0, 1, 2));
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