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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.
/*---
esid: sec-array.prototype.filter
es5id: 15.4.4.20-9-b-16
description: >
Array.prototype.filter - decreasing length of array does not
delete non-configurable properties
flags: [noStrict]
---*/
function callbackfn(val, idx, obj) {
return true;
}
var arr = [0, 1, 2];
Object.defineProperty(arr, "2", {
get: function () {
return "unconfigurable";
},
configurable: false
});
Object.defineProperty(arr, "1", {
get: function () {
arr.length = 2;
return 1;
},
configurable: true
});
var newArr = arr.filter(callbackfn);
assert.sameValue(newArr.length, 3, 'newArr.length');
assert.sameValue(newArr[2], "unconfigurable", 'newArr[2]');
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