JSTests/test262/test/built-ins/Array/prototype/filter/15.4.4.20-9-c-ii-9.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.filter
description: >
    Array.prototype.filter - callbackfn is called with 0 formal
    parameter
---*/

function callbackfn() {
  return true;
}
var newArr = [11].filter(callbackfn);

assert.sameValue(newArr.length, 1, 'newArr.length');
assert.sameValue(newArr[0], 11, 'newArr[0]');