text: from django.test import TestCase
  from django.core.cache import cache
  
  from .models import Play, Poem, Author
  
  
  class MultipleModelTestCase(TestCase):
      """
      Extends TestCase to add setup needed by all MM tests
      """
      def setUp(self):
          cache.clear()
  
          Play.objects.bulk_create([
              Play(title='Romeo And Juliet',
                   genre='Tragedy',
                   year=1597,
                   author=Author.objects.create(name='Play Shakespeare 1')),
              Play(title="A Midsummer Night's Dream",
                   genre='Comedy',
                   year=1600,
                   author=Author.objects.create(name='Play Shakespeare 2')),
              Play(title='Julius Caesar',
                   genre='Tragedy',
                   year=1623,
                   author=Author.objects.create(name='Play Shakespeare 3')),
              Play(title='As You Like It',
                   genre='Comedy',
                   year=1623,
                   author=Author.objects.create(name='Play Shakespeare 4'))
          ])
  
          Poem.objects.bulk_create([
              Poem(title="Shall I compare thee to a summer's day?",
                   style="Sonnet",
                   author=Author.objects.create(name='Poem Shakespeare 1')),
              Poem(title="As a decrepit father takes delight",
                   style="Sonnet",
                   author=Author.objects.create(name='Poem Shakespeare 2')),
              Poem(title="A Lover's Complaint",
                   style="Narrative",
                   author=Author.objects.create(name='Poem Shakespeare 3'))
          ])
  