mirror of https://github.com/tc39/test262.git
57 lines
1.8 KiB
JavaScript
57 lines
1.8 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: 10.6-7-1
|
|
description: >
|
|
Arguments Object has length as its own property and does not
|
|
invoke the setter defined on Object.prototype.length (Step 7)
|
|
includes: [runTestCase.js]
|
|
---*/
|
|
|
|
function testcase() {
|
|
try {
|
|
var data = "data";
|
|
var getFunc = function () {
|
|
return 12;
|
|
};
|
|
|
|
var setFunc = function (value) {
|
|
data = value;
|
|
};
|
|
|
|
Object.defineProperty(Object.prototype, "length", {
|
|
get: getFunc,
|
|
set: setFunc,
|
|
configurable: true
|
|
});
|
|
|
|
var verifyValue = false;
|
|
var argObj = (function () { return arguments })();
|
|
verifyValue = (argObj.length === 0);
|
|
|
|
var verifyWritable = false;
|
|
argObj.length = 1001;
|
|
verifyWritable = (argObj.length === 1001);
|
|
|
|
var verifyEnumerable = false;
|
|
for (var p in argObj) {
|
|
if (p === "length") {
|
|
verifyEnumerable = true;
|
|
}
|
|
}
|
|
|
|
var verifyConfigurable = false;
|
|
delete argObj.length;
|
|
verifyConfigurable = argObj.hasOwnProperty("length");
|
|
|
|
return verifyValue && verifyWritable && !verifyEnumerable && !verifyConfigurable && data === "data";
|
|
} finally {
|
|
delete Object.prototype.length;
|
|
}
|
|
}
|
|
runTestCase(testcase);
|