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/// 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.
/**
* @path ch15/15.4/15.4.4/15.4.4.20/15.4.4.20-2-12.js
* @description Array.prototype.filter - 'length' is own accessor property without a get function that overrides an inherited accessor property
*/
function testcase() {
var accessed = false;
function callbackfn(val, idx, obj) {
accessed = true;
return true;
}
try {
Object.defineProperty(Object.prototype, "length", {
get: function () {
return 2;
},
configurable: true
});
var obj = { 0: 12, 1: 11 };
Object.defineProperty(obj, "length", {
set: function () { },
configurable: true
});
var newArr = Array.prototype.filter.call(obj, callbackfn);
return newArr.length === 0 && !accessed;
} finally {
delete Object.prototype.length;
}
}
runTestCase(testcase);
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