JSTests/test262/test/built-ins/Number/S15.7.2.1_A3.js

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

/*---
info: |
    The [[Value]] property of the newly constructed object
    is set to ToNumber(value) if value was supplied, else to +0
es5id: 15.7.2.1_A3
description: Checking value of the newly created object
---*/

//CHECK#1
var x1 = new Number(1);
if (x1.valueOf() !== 1) {
  $ERROR('#1: var x1 = new Number(1); x1.valueOf() === 1');
}

//CHECK#2
var x2 = new Number();
if (x2.valueOf() !== 0) {
  $ERROR('#2.1: var x2 = new Number(); x2.valueOf() === 0');
} else if (1 / x2.valueOf() !== Number.POSITIVE_INFINITY) {
  $ERROR('#2.2: var x2 = new Number(); x2.valueOf() === +0');
}