test/built-ins/Array/prototype/filter/15.4.4.20-9-c-ii-6.js


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24

// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.4.4.20-9-c-ii-6
description: >
    Array.prototype.filter - arguments to callbackfn are self
    consistent
---*/

        var obj = { 0: 11, length: 1 };
        var thisArg = {};

        function callbackfn() {
            return this === thisArg &&
                arguments[0] === 11 &&
                arguments[1] === 0 &&
                arguments[2] === obj;
        }

        var newArr = Array.prototype.filter.call(obj, callbackfn, thisArg);

assert.sameValue(newArr.length, 1, 'newArr.length');
assert.sameValue(newArr[0], 11, 'newArr[0]');