old_contents: from twisted.internet.defer import inlineCallbacks
  
  from vumi.application.tests.utils import ApplicationTestCase
  from vumi.demos.static_reply import StaticReplyApplication
  
  
  class TestStaticReplyApplication(ApplicationTestCase):
      application_class = StaticReplyApplication
  
      @inlineCallbacks
      def test_receive_message(self):
          yield self.get_application(config={
              'reply_text': 'Your message is important to us.',
          })
          yield self.dispatch(self.mkmsg_in())
          [reply] = yield self.get_dispatched_messages()
          self.assertEqual('Your message is important to us.', reply['content'])
          self.assertEqual(u'close', reply['session_event'])
  
      @inlineCallbacks
      def test_receive_message_no_reply(self):
          yield self.get_application(config={})
          yield self.dispatch(self.mkmsg_in())
          self.assertEqual([], (yield self.get_dispatched_messages()))
  
new_contents: from twisted.internet.defer import inlineCallbacks
  
  from vumi.application.tests.helpers import ApplicationHelper
  from vumi.demos.static_reply import StaticReplyApplication
  from vumi.tests.helpers import VumiTestCase
  
  
  class TestStaticReplyApplication(VumiTestCase):
      def setUp(self):
          self.app_helper = ApplicationHelper(StaticReplyApplication)
          self.add_cleanup(self.app_helper.cleanup)
  
      @inlineCallbacks
      def test_receive_message(self):
          yield self.app_helper.get_application({
              'reply_text': 'Your message is important to us.',
          })
          yield self.app_helper.make_dispatch_inbound("Hello")
          [reply] = self.app_helper.get_dispatched_outbound()
          self.assertEqual('Your message is important to us.', reply['content'])
          self.assertEqual(u'close', reply['session_event'])
  
      @inlineCallbacks
      def test_receive_message_no_reply(self):
          yield self.app_helper.get_application({})
          yield self.app_helper.make_dispatch_inbound("Hello")
          self.assertEqual([], self.app_helper.get_dispatched_outbound())
  
subject: Switch static_reply tests to new helpers.