mirror of https://github.com/tc39/test262.git
49 lines
1.2 KiB
JavaScript
49 lines
1.2 KiB
JavaScript
// Copyright (c) 2012 Ecma International. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
es5id: 15.2.3.6-4-321
|
|
description: >
|
|
Object.defineProperty - 'O' is an Arguments object, 'P' is own
|
|
accessor property of 'O', test TypeError is thrown when updating
|
|
the [[Get]] attribute value of 'P' which is not configurable (10.6
|
|
[[DefineOwnProperty]] step 4)
|
|
includes: [propertyHelper.js]
|
|
---*/
|
|
|
|
(function() {
|
|
function getFunc() {
|
|
return "genericPropertyString";
|
|
}
|
|
|
|
function setFunc(value) {
|
|
this.helpVerifyGet = value;
|
|
}
|
|
Object.defineProperty(arguments, "genericProperty", {
|
|
get: getFunc,
|
|
set: setFunc,
|
|
configurable: false
|
|
});
|
|
try {
|
|
Object.defineProperty(arguments, "genericProperty", {
|
|
get: function() {
|
|
return "overideGenericPropertyString";
|
|
}
|
|
});
|
|
$ERROR("Expected an exception.");
|
|
} catch (e) {
|
|
verifyEqualTo(arguments, "genericProperty", getFunc());
|
|
|
|
verifyWritable(arguments, "genericProperty", "helpVerifyGet");
|
|
|
|
verifyNotEnumerable(arguments, "genericProperty");
|
|
|
|
verifyNotConfigurable(arguments, "genericProperty");
|
|
|
|
if (!(e instanceof TypeError)) {
|
|
$ERROR("Expected TypeError, got " + e);
|
|
}
|
|
|
|
}
|
|
}(1, 2, 3));
|