new_contents: # -*- coding: utf-8 -*-
  """
      Tests for helper and utility methods
      TODO: move integration tests (e.g. all that test a full request cycle)
      into smaller, broken-up unit tests to simplify testing.
      ~~~~
      Flask-CORS is a simple extension to Flask allowing you to support cross
      origin resource sharing (CORS) using a simple decorator.
  
      :copyright: (c) 2014 by Cory Dolphin.
      :license: MIT, see LICENSE for more details.
  """
  from flask import Flask
  try:
      import unittest2 as unittest
  except ImportError:
      import unittest
  
  try:
      # this is how you would normally import
      from flask.ext.cors import _try_match, _flexible_str
  except:
      # support local usage without installed package
      from flask_cors import _try_match, _flexible_str
  
  class InternalsTestCase(unittest.TestCase):
      def test_try_match(self):
          self.assertTrue(_try_match('www.com/foo+', 'www.com/foo+'))
  
      def test_flexible_str_str(self):
          self.assertEquals(_flexible_str('Bar, Foo, Qux'), 'Bar, Foo, Qux')
  
      def test_flexible_str_set(self):
          self.assertEquals(_flexible_str(set(['Foo', 'Bar', 'Qux'])),
              'Bar, Foo, Qux')
  
  
subject: Add tests for helper functions