old_contents: from rsvpapp import rsvp
  import unittest
  import mongomock
  import pytest
  from mock import Mock
  
  
  
  class RSVPApp(unittest.TestCase):
      def setUp(self):
          self.app = rsvp.app.test_client()
          rsvp.client = mongomock.MongoClient()
          rsvp.db = rsvp.client.mock_db_function
  
      def test_Rsvp(self):
          user_data = {'name': 'test_name', 'email': 'test_email@test_domain.com'}
          status_code = self.app.post('/new', data=user_data, follow_redirects=True).status_code
          self.assertEqual(200, status_code)
  
  @pytest.fixture
  def self():
      return rsvp.app.test_client()
  
  
  def test_urls(self):
      return
  
new_contents: from rsvpapp import rsvp
  import unittest
  import mongomock
  import pytest
  
  class RSVPApp(unittest.TestCase):
      def setUp(self):
          self.app = rsvp.app.test_client()
          rsvp.client = mongomock.MongoClient()
          rsvp.db = rsvp.client.mock_db_function
  
      def test_Rsvp(self):
          user_data = {'name': 'test_name', 'email': 'test_email@test_domain.com'}
          status_code = self.app.post('/new', data=user_data, follow_redirects=True).status_code
          self.assertEqual(200, status_code)
  
  @pytest.fixture
  def self():
      return rsvp.app.test_client()
  
  
  def test_urls(self):
      return
  
subject: Update test_rsvpapp.py