text: // Copyright 2009 the Sputnik authors.  All rights reserved.
  // This code is governed by the BSD license found in the LICENSE file.
  
  /**
  * @name: S15.5.4.18_A1_T6;
  * @section: 15.5.4.18;
  * @assertion: String.prototype.toUpperCase();
  * @description: Call toUpperCase() function of Number.NEGATIVE_INFINITY;
  */
  
  Number.prototype.toUpperCase = String.prototype.toUpperCase;
  
  //////////////////////////////////////////////////////////////////////////////
  //CHECK#1
  if ((Number.NEGATIVE_INFINITY).toUpperCase() !== "-INFINITY") {
    $ERROR('#1: Number.prototype.toUpperCase = String.prototype.toUpperCase; (Number.NEGATIVE_INFINITY).toUpperCase() === "-INFINITY". Actual: '+(Number.NEGATIVE_INFINITY).toUpperCase() );
  }
  //
  //////////////////////////////////////////////////////////////////////////////
  