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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.
/**
* Operator x - y produces the same result as x + (-y)
*
* @path ch11/11.6/11.6.2/S11.6.2_A4_T1.js
* @description If either operand is NaN, the result is NaN
*/
//CHECK#1
if (isNaN(Number.NaN - 1) !== true ) {
$ERROR('#1: NaN - 1 === Not-a-Number. Actual: ' + (NaN - 1));
}
//CHECK#2
if (isNaN(1 - Number.NaN) !== true ) {
$ERROR('#2: 1 - NaN === Not-a-Number. Actual: ' + (1 - NaN));
}
//CHECK#3
if (isNaN(Number.NaN - Number.POSITIVE_INFINITY) !== true ) {
$ERROR('#3: NaN - Infinity === Not-a-Number. Actual: ' + (NaN - Infinity));
}
//CHECK#4
if (isNaN(Number.POSITIVE_INFINITY - Number.NaN) !== true ) {
$ERROR('#4: Infinity - NaN === Not-a-Number. Actual: ' + (Infinity - NaN));
}
//CHECK#5
if (isNaN(Number.NaN - Number.NEGATIVE_INFINITY) !== true ) {
$ERROR('#5: NaN - Infinity === Not-a-Number. Actual: ' + (NaN - Infinity));
}
//CHECK#6
if (isNaN(Number.NEGATIVE_INFINITY - Number.NaN) !== true ) {
$ERROR('#6: Infinity - NaN === Not-a-Number. Actual: ' + (Infinity - NaN));
}
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