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// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: >
If Type(Primitive(x)) is not String and Type(Primitive(y)) is not String,
then operator x + y returns ToNumber(x) + ToNumber(y)
es5id: 11.6.1_A3.1_T1.3
description: >
Type(Primitive(x)) and Type(Primitive(y)) vary between Null and
Undefined
---*/
//CHECK#1
if (isNaN(null + undefined) !== true) {
$ERROR('#1: null + undefined === Not-a-Number. Actual: ' + (null + undefined));
}
//CHECK#2
if (isNaN(undefined + null) !== true) {
$ERROR('#2: undefined + null === Not-a-Number. Actual: ' + (undefined + null));
}
//CHECK#3
if (isNaN(undefined + undefined) !== true) {
$ERROR('#3: undefined + undefined === Not-a-Number. Actual: ' + (undefined + undefined));
}
//CHECK#4
if (null + null !== 0) {
$ERROR('#4: null + null === 0. Actual: ' + (null + null));
}
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