text: import os
  import unittest
  
  import libtaxii.scripts.poll_client as pc11
  
  
  class ArgumentParserTests(unittest.TestCase):
  
      def setUp(self):
          self.module_path = os.path.dirname(__file__)
  
      def test_valid_argument_passing_poll_client11(self):
          script = pc11.PollClient11Script()
          arg_parse = script.get_arg_parser(script.parser_description, path=script.path)
          namespace = arg_parse.parse_args(
              [
                  "--from-file", os.path.join(self.module_path, "data", "configuration.ini")
              ]
          )
          self.assertEqual(namespace.url, "http://hailataxii2.com:80")
          self.assertEqual(namespace.path, "/taxii-data")
          self.assertEqual(namespace.port, 80)
          self.assertEqual(namespace.password, "myS3crEtp@asswOrd!")
  
      def test_argument_override_poll_client11(self):
          script = pc11.PollClient11Script()
          arg_parse = script.get_arg_parser(script.parser_description, path=script.path)
          namespace = arg_parse.parse_args(
              [
                  "-u", "http://hailataxii.com:80",
                  "--from-file", os.path.join(self.module_path, "data", "configuration.ini")
              ]
          )
          self.assertEqual(namespace.url, "http://hailataxii2.com:80")  # note the argument was overwritten
          self.assertEqual(namespace.path, "/taxii-data")
          self.assertEqual(namespace.port, 80)
          self.assertEqual(namespace.password, "myS3crEtp@asswOrd!")
  