JSTests/test262/test/built-ins/String/S15.5.2.1_A1_T8.js

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

/*---
info: |
    When "String" is called as part of a new expression, it is a constructor: it initialises the newly created object and
    The [[Value]] property of the newly constructed object is set to ToString(value), or to the empty string if value is not supplied
es5id: 15.5.2.1_A1_T8
description: Creating string object with "new String(function(){})"
---*/

var __stored__Function__prototype__toString = Function.prototype.toString;

Function.prototype.toString = function() {
  return "SHIFTED"
};

var __str = new String(function() {});

Function.prototype.toString = __stored__Function__prototype__toString;

//////////////////////////////////////////////////////////////////////////////
//CHECK#1
if (typeof __str !== "object") {
  throw new Test262Error('#1: __str = new String(function(){}); typeof __str === "object". Actual: typeof __str ===' + typeof __str);
}
//
//////////////////////////////////////////////////////////////////////////////

//////////////////////////////////////////////////////////////////////////////
//CHECK#1.5
if (__str.constructor !== String) {
  throw new Test262Error('#1.5: __str = new String(function(){}); __str.constructor === String. Actual: __str.constructor ===' + __str.constructor);
}
//
//////////////////////////////////////////////////////////////////////////////

//////////////////////////////////////////////////////////////////////////////
//CHECK#2
if (__str != "SHIFTED") {
  throw new Test262Error('#2: Function.prototype.toString=function(){return "SHIFTED"}; __str = new String(function(){}); __str =="SHIFTED". Actual: __str ==' + __str);
}
//
//////////////////////////////////////////////////////////////////////////////