text: // 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 the production x = x * y
  es5id: 11.13.2_A4.1_T2.6
  description: >
      Type(x) is different from Type(y) and both types vary between
      primitive String (primitive or object) and Undefined
  ---*/
  
  //CHECK#1
  x = "1";
  x *= undefined;
  if (isNaN(x) !== true) {
    $ERROR('#1: x = "1"; x *= undefined; x === Not-a-Number. Actual: ' + (x));
  }
  
  //CHECK#2
  x = undefined;
  x *= "1";
  if (isNaN(x) !== true) {
    $ERROR('#2: x = undefined; x *= "1"; x === Not-a-Number. Actual: ' + (x));
  }
  
  //CHECK#3
  x = new String("1");
  x *= undefined;
  if (isNaN(x) !== true) {
    $ERROR('#3: x = new String("1"); x *= undefined; x === Not-a-Number. Actual: ' + (x));
  }
  
  //CHECK#4
  x = undefined;
  x *= new String("1");
  if (isNaN(x) !== true) {
    $ERROR('#4: x = undefined; x *= new String("1"); x === Not-a-Number. Actual: ' + (x));
  }
  