test/built-ins/Array/prototype/reduce/15.4.4.21-2-17.js


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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.

/*---
es5id: 15.4.4.21-2-17
description: >
    Array.prototype.reduce applied to the Arguments object, which
    implements its own property get method
includes: [runTestCase.js]
---*/

function testcase() {

        function callbackfn(prevVal, curVal, idx, obj) {
            return (obj.length === 2);
        }

        var func = function (a, b) {
            arguments[2] = 9;
            return Array.prototype.reduce.call(arguments, callbackfn, 1);
        };

        return func(12, 11) === true;
    }
runTestCase(testcase);