JSTests/test262/test/built-ins/parseInt/15.1.2.2-2-1.js

// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-parseint-string-radix
description: >
    pareseInt - 'S' is the empty string when inputString does not
    contain any such characters
---*/

assert.sameValue(parseInt(""), NaN, 'parseInt("") must return NaN');