JSTests/test262/test/built-ins/Array/prototype/indexOf/15.4.4.14-9-b-ii-2.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.indexof
es5id: 15.4.4.14-9-b-ii-2
description: >
    Array.prototype.indexOf - both type of array element and type of
    search element are Undefined
---*/

assert.sameValue([undefined].indexOf(), 0, '[undefined].indexOf()');
assert.sameValue([undefined].indexOf(undefined), 0, '[undefined].indexOf(undefined)');