src/third_party/mozjs-45/js/src/tests/js1_5/extensions/regress-354541-04.js

/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

//-----------------------------------------------------------------------------
var BUGNUMBER = 354541;
var summary = 'Regression to standard class constructors in case labels';
var actual = '';
var expect = '';

//-----------------------------------------------------------------------------
test();
//-----------------------------------------------------------------------------

function test()
{
  enterFunc ('test');
  printBugNumber(BUGNUMBER);
  printStatus (summary + ': in function');

  String.prototype.trim = function() { return 'hallo'; };

  const S = String;
  const Sp = String.prototype;

  expect = 'hallo';
  var expectStringInvariant = true;
  var actualStringInvariant;
  var expectStringPrototypeInvariant = true;
  var actualStringPrototypeInvariant;

  if (typeof Script == 'undefined')
  {
    print('Test skipped. Script is not defined');
    reportCompare("Script not defined, Test skipped.",
                  "Script not defined, Test skipped.",
                  summary);
  }
  else
  {
    s = Script('var tmp = function(o) { switch(o) { case String: case 1: return ""; } }; actualStringInvariant = (String === S); actualStringPrototypeInvariant = (String.prototype === Sp); actual = "".trim();');
    try
    {
      s();
    }
    catch(ex)
    {
      actual = ex + '';
    }

    reportCompare(expect, actual, 'trim() returned');
    reportCompare(expectStringInvariant, actualStringInvariant, 'String invariant');
    reportCompare(expectStringPrototypeInvariant,
                  actualStringPrototypeInvariant,
                  'String.prototype invariant');
  }
 
  exitFunc ('test');
}