text: 
  import unittest
  from app.models import article
  Article = article.Article
  
  class ArticleTest(unittest.TestCase):
      '''
      Test Class to test the behaviour of the Article class
      '''
  
      def setUp(self):
          '''
          Set up method that will run before every Test
          '''
          self.new_article = Article(1234,'bbc news','A thrilling new world','new world','John','url','urlToImage','publishedAt')
  
      def test_instance(self):
          self.assertTrue(isinstance(self.new_article,Article))
  