test/built-ins/Array/prototype/filter/15.4.4.20-3-24.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
25
26
27
28

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

/*---
es5id: 15.4.4.20-3-24
description: >
    Array.prototype.filter - value of 'length' is a positive
    non-integer, ensure truncation occurs in the proper direction
includes: [runTestCase.js]
---*/

function testcase() {

        function callbackfn(val, idx, obj) {
            return true;
        }

        var obj = {
            1: 11,
            2: 9,
            length: 2.685
        };

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

        return newArr.length === 1 && newArr[0] === 11;
    }
runTestCase(testcase);