test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-312.js

47 lines
1.5 KiB
JavaScript

// 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: 15.2.3.7-6-a-312
description: >
Object.defineProperties - 'O' is an Arguments object, 'P' is
generic own accessor property of 'O', test TypeError is thrown
when updating the [[Enumerable]] attribute value of 'P' which is
not configurable (10.6 [[DefineOwnProperty]] step 4)
includes:
- runTestCase.js
- accessorPropertyAttributesAreCorrect.js
---*/
function testcase() {
var arg = (function () {
return arguments;
}(1, 2, 3));
function setFun(value) {
arg.genericPropertyString = value;
}
Object.defineProperty(arg, "genericProperty", {
set: setFun,
enumerable: true,
configurable: false
});
try {
Object.defineProperties(arg, {
"genericProperty": {
enumerable: false
}
});
return false;
} catch (ex) {
return ex instanceof TypeError &&
accessorPropertyAttributesAreCorrect(arg, "genericProperty", undefined, setFun, "genericPropertyString", true, false);
}
}
runTestCase(testcase);