text: import unittest
  from app.models import Downvote
  from app import db
  
  class TestDownvote(unittest.TestCase):
  
      def setUp(self):
          self.new_downvote = Downvote(id=1, user_id=3, pitch_id=10)
  
  
      def test_instance(self):
          self.assertTrue(isinstance(self.new_downvote,Downvote))
  
  
  