JSTests/test262/test/built-ins/Array/prototype/some/15.4.4.17-5-19.js

// 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.some
es5id: 15.4.4.17-5-19
description: Array.prototype.some - the Arguments object can be used as thisArg
---*/

        var arg;

        function callbackfn(val, idx, obj) {
            return this === arg;
        }

        (function fun() {
            arg = arguments;
        }(1, 2, 3));

assert([11].some(callbackfn, arg), '[11].some(callbackfn, arg) !== true');