// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: If x or y is NaN, return true
es5id: 11.9.5_A4.1_T2
description: y is NaN
---*/

//CHECK#1
if (!(true !== Number.NaN)) {
  $ERROR('#1: true !== NaN');
}

//CHECK#2
if (!(-1 !== Number.NaN)) {
  $ERROR('#2: -1 !== NaN');
}

//CHECK#3
if (!(Number.NaN !== Number.NaN)) {
  $ERROR('#3: NaN !== NaN');
}

//CHECK#4
if (!(Number.POSITIVE_INFINITY !== Number.NaN)) {
  $ERROR('#4: +Infinity !== NaN');
}

//CHECK#5
if (!(Number.NEGATIVE_INFINITY !== Number.NaN)) {
  $ERROR('#5: -Infinity !== NaN');
}

//CHECK#6
if (!(Number.MAX_VALUE !== Number.NaN)) {
  $ERROR('#6: Number.MAX_VALUE !== NaN');
}

//CHECK#7
if (!(Number.MIN_VALUE !== Number.NaN)) {
  $ERROR('#7: Number.MIN_VALUE !== NaN');
}

//CHECK#8
if (!("string" !== Number.NaN)) {
  $ERROR('#8: "string" !== NaN');
}

//CHECK#9
if (!(new Object() !== Number.NaN)) {
  $ERROR('#9: new Object() !== NaN');
}