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

/*---
info: The production x ^= y is the same as x = x ^ y
es5id: 11.13.2_A4.10_T2.7
description: >
    Type(x) is different from Type(y) and both types vary between
    String (primitive or object) and Null
---*/

var x;

//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 String("1");
x ^= null;
if (x !== 1) {
  $ERROR('#3: x = new String("1"); x ^= null; x === 1. Actual: ' + (x));
}

//CHECK#4
x = null;
x ^= new String("1");
if (x !== 1) {
  $ERROR('#4: x = null; x ^= new String("1"); x === 1. Actual: ' + (x));
}
