// 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_A4.2_T2.5
description: >
    Type(x) is different from Type(y) and both types vary between
    String (primitive or object) and Boolean (primitive and object)
---*/

var x;

//CHECK#1
x = true;
x /= "1";
if (x !== 1) {
  $ERROR('#1: x = true; x /= "1"; x === 1. Actual: ' + (x));
}

//CHECK#2
x = "1";
x /= true;
if (x !== 1) {
  $ERROR('#2: x = "1"; x /= true; x === 1. Actual: ' + (x));
}

//CHECK#3
x = new Boolean(true);
x /= "1";
if (x !== 1) {
  $ERROR('#3: x = new Boolean(true); x /= "1"; x === 1. Actual: ' + (x));
}

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

//CHECK#5
x = true;
x /= new String("1");
if (x !== 1) {
  $ERROR('#5: x = true; x /= new String("1"); x === 1. Actual: ' + (x));
}

//CHECK#6
x = new String("1");
x /= true;
if (x !== 1) {
  $ERROR('#6: x = new String("1"); x /= true; x === 1. Actual: ' + (x));
}

//CHECK#7
x = new Boolean(true);
x /= new String("1");
if (x !== 1) {
  $ERROR('#7: x = new Boolean(true); x /= new String("1"); x === 1. Actual: ' + (x));
}

//CHECK#8
x = new String("1");
x /= new Boolean(true);
if (x !== 1) {
  $ERROR('#8: x = new String("1"); x /= new Boolean(true); x === 1. Actual: ' + (x));
}
