// 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: 15.4.4.15-3-19
description: >
    Array.prototype.lastIndexOf - value of 'length' is an Object which
    has an own toString method
includes:
    - runTestCase.js
    - fnGlobalObject.js
---*/

function testcase() {

        // objects inherit the default valueOf() method from Object
        // that simply returns itself. Since the default valueOf() method
        // does not return a primitive value, ES next tries to convert the object
        // to a number by calling its toString() method and converting the
        // resulting string to a number.

        var targetObj = fnGlobalObject();
        var obj = {
            1: targetObj,
            2: 2,

            length: {
                toString: function () {
                    return '2';
                }
            }
        };

        return Array.prototype.lastIndexOf.call(obj, targetObj) === 1 &&
            Array.prototype.lastIndexOf.call(obj, 2) === -1;
    }
runTestCase(testcase);
