binding-001.js   [plain text]

/*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an
* "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either expressed
* or implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation.  Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation.
* All Rights Reserved.
*
* Contributor(s): brendan@mozilla.org, pschwartau@netscape.com
* Date: 2001-08-27
*
* SUMMARY:  Testing binding of function names
*
* Brendan:
*
* "... the question is, does Rhino bind 'sum' in the global object
* for the following test? If it does, it's buggy.
*
*   var f = function sum(){};
*   print(sum);  // should fail with 'sum is not defined' "
*
*/
//-----------------------------------------------------------------------------
var UBound = 0;
var bug = '(none)';
var summary = 'Testing binding of function names';
var ERR_REF_YES = 'ReferenceError';
var ERR_REF_NO = 'did NOT generate a ReferenceError';
var statusitems = [];
var actualvalues = [];
var expectedvalues = [];
var status = summary;
var actual = ERR_REF_NO;
var expect= ERR_REF_YES;


try
{
  var f = function sum(){};
  print(sum);
}
catch (e)
{
  status = 'Section 1 of test';
  actual = e instanceof ReferenceError;
  expect = true;
  addThis();


  /*
   * This test is more literal, and one day may not be valid.
   * Searching for literal string "ReferenceError" in e.toString()
   */
  status = 'Section 2 of test';
  var match = e.toString().search(/ReferenceError/);
  actual = (match > -1);
  expect = true;
  addThis();
}



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


function addThis()
{
  statusitems[UBound] = status;
  actualvalues[UBound] = isReferenceError(actual);
  expectedvalues[UBound] = isReferenceError(expect);
  UBound++;
}


function test()
{
  enterFunc ('test');
  printBugNumber (bug);
  printStatus (summary);

  for (var i = 0; i < UBound; i++)
  {
    reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
  }

  exitFunc ('test');
}


// converts a Boolean result into a textual result -
function isReferenceError(bResult)
{
  return bResult? ERR_REF_YES : ERR_REF_NO;
}