src/third_party/mozjs-45/js/src/tests/test262/ch11/11.9/11.9.4/S11.9.4_A4.1_T1.js

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

/**
 * If x or y is NaN, return false
 *
 * @path ch11/11.9/11.9.4/S11.9.4_A4.1_T1.js
 * @description x is NaN
 */

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

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

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

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

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

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

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

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

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