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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.
/**
* The production x -= y is the same as x = x - y
*
* @path ch11/11.13/11.13.2/S11.13.2_A4.5_T2.3.js
* @description Type(x) is different from Type(y) and both types vary between Number (primitive or object) and Null
*/
//CHECK#1
x = 1;
x -= null;
if (x !== 1) {
$ERROR('#1: x = 1; x -= null; x === 1. Actual: ' + (x));
}
//CHECK#2
x = null;
x -= 1;
if (x !== -1) {
$ERROR('#2: x = null; x -= 1; x === -1. Actual: ' + (x));
}
//CHECK#3
x = new Number(1);
x -= null;
if (x !== 1) {
$ERROR('#3: x = new Number(1); x -= null; x === 1. Actual: ' + (x));
}
//CHECK#4
x = null;
x -= new Number(1);
if (x !== -1) {
$ERROR('#4: x = null; x -= new Number(1); x === -1. Actual: ' + (x));
}
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