text: #!/usr/bin/env python
  # Copyright (c) 2011 The Chromium Authors. All rights reserved.
  # Use of this source code is governed by a BSD-style license that can be
  # found in the LICENSE file.
  
  import os
  import tempfile
  import unittest
  
  import webforms_aggregator
  
  
  class WebformsAggregatorTest(unittest.TestCase):
    """Unit tests for the webforms_aggregator module."""
  
    def setUp(self):
      self.cookie_file = 'test.cookie'
      self.url1 = 'http://www.google.com'
      self.url2 = 'http://www.macys.com'
      self.domain = 'google.com'
      self.url_file = tempfile.NamedTemporaryFile(suffix='.txt', delete=False)
      self.url_file.file.write(
          'URLs to crawl:\n%s\n%s\n' % (self.url1, self.url2))
      self.url_file.close()
  
    def tearDown(self):
      if os.path.isfile(self.cookie_file):
        os.unlink(self.cookie_file)
      if os.path.isfile(self.url_file.name):
        self.url_file.close()
        os.unlink(self.url_file.name)
  
    def testRetrieverDownloadsPage(self):
      """Verify the retriever can download a page."""
      r = webforms_aggregator.Retriever(self.url1, self.domain, self.cookie_file)
      self.assertTrue(r.Download(),
                      msg='Retriever could not download "%s"' % self.url1)
  
    def testCrawlerFindsRegPageFromUrl(self):
      """Verify that the crawler is able to find a reg page from the given URL."""
      c = webforms_aggregator.Crawler(self.url2)
      self.assertTrue(
          c.Run(), msg='Crawler could not find the reg page of "%s"' % self.url2)
  
    def testThreadedCrawlerFindsRegPageFromUrlsFile(self):
      """Verify the threaded crawler finds reg page from a file of URLs."""
      c = webforms_aggregator.ThreadedCrawler(self.url_file.name)
      self.assertNotEqual(
          c.Run(), -1,
          msg='Threaded crawler could not find the reg page from the URLs file')
  
  
  if __name__ == '__main__':
    suite = unittest.TestLoader().loadTestsFromTestCase(
        WebformsAggregatorTest)
    unittest.TextTestRunner(verbosity=2).run(suite)
  