test/built-ins/Array/prototype/indexOf/15.4.4.14-9-b-i-25.js


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// 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.indexof
es5id: 15.4.4.14-9-b-i-25
description: >
    Array.prototype.indexOf applied to Arguments object which
    implements its own property get method (number of arguments is
    less than number of parameters)
---*/

var func = function(a, b) {
  return 0 === Array.prototype.indexOf.call(arguments, arguments[0]) &&
    -1 === Array.prototype.indexOf.call(arguments, arguments[1]);
};

assert(func(true), 'func(true) !== true');