old_contents: import datetime
  
  from django.test import TestCase
  
  from schedule.templatetags.scheduletags import querystring_for_date
  
  class TestTemplateTags(TestCase):
      
      def test_querystring_for_datetime(self):
          date = datetime.datetime(2008,1,1,0,0,0)
          query_string=querystring_for_date(date)
          self.assertEqual("?year=2008&month=1&day=1&hour=0&minute=0&second=0",
              query_string)
new_contents: import datetime
  
  from django.test import TestCase
  
  from schedule.templatetags.scheduletags import querystring_for_date
  
  class TestTemplateTags(TestCase):
      
      def test_querystring_for_datetime(self):
          date = datetime.datetime(2008,1,1,0,0,0)
          query_string=querystring_for_date(date)
          self.assertEqual("?year=2008&amp;month=1&amp;day=1&amp;hour=0&amp;minute=0&amp;second=0",
              query_string)
  
subject: Update unit test to use escaped ampersands in comparision.