old_contents: from django.test import TestCase
  
  class TestHome(TestCase):
      def test_home(self):
          res = self.client.get('/')
          self.assertContains(res, 'Freequery')
          
  
  
new_contents: from django.test import TestCase
  
  class TestHome(TestCase):
      def test_home(self):
          res = self.client.get('/')
          self.assertContains(res, 'Freequery Search')
          
  
  
subject: test for search button label