text: from django.test import TestCase
  
  from . import factories
  
  
  class StudyTest(TestCase):
  
      @classmethod
      def setUpTestData(cls):
          cls.study = factories.StudyFactory(
              title="Étude algues lac des Rousses",
          )
  
      def test_str(self):
          self.assertEqual(str(self.study), "Étude algues lac des Rousses")
  