old_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from .base import BaseTestCase
  
  from ..models import Translation
  from ..utils.i18n import get_cache_key
  
  
  class ManagerMixinTest(BaseTestCase):
      """
      Tests the Linguist's manager mixin.
      """
  
      def setUp(self):
          self.create_registry()
  
      def test_set_instance_cache(self):
          from ..mixins import set_instance_cache
  
          translations = [self.translation_en, self.translation_fr]
          set_instance_cache(self.instance, translations)
  
          self.assertEqual(
              self.instance.cached_translations_count,
              Translation.objects.count())
  
      def test_get_translation_lookups(self):
          from ..mixins import get_translation_lookups
  
          lookups = get_translation_lookups(self.instance)
          self.assertEqual(lookups, {
              'identifier': self.instance.identifier,
              'object_id': self.instance.pk,
          })
  
          lookups = get_translation_lookups(self.instance, fields=['title', 'body'])
          self.assertEqual(lookups, {
              'identifier': self.instance.identifier,
              'object_id': self.instance.pk,
              'field_name__in': ['title', 'body'],
          })
  
          lookups = get_translation_lookups(self.instance, fields=['title'], languages=['en', 'fr'])
          self.assertEqual(lookups, {
              'identifier': self.instance.identifier,
              'object_id': self.instance.pk,
              'field_name__in': ['title'],
              'language__in': ['en', 'fr'],
          })
  
new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from .base import BaseTestCase
  
  from ..models import Translation
  from ..utils.i18n import get_cache_key
  
  
  class ManagerMixinTest(BaseTestCase):
      """
      Tests the Linguist's manager mixin.
      """
  
      def setUp(self):
          self.create_registry()
  
      def test_set_instance_cache(self):
          from ..mixins import set_instance_cache
  
          translations = [self.translation_en, self.translation_fr]
          set_instance_cache(self.instance, translations)
  
          self.assertEqual(
              len(self.instance._linguist.keys()) - 2,
              Translation.objects.count())
  
      def test_get_translation_lookups(self):
          from ..mixins import get_translation_lookups
  
          lookups = get_translation_lookups(self.instance)
          self.assertEqual(lookups, {
              'identifier': self.instance.identifier,
              'object_id': self.instance.pk,
          })
  
          lookups = get_translation_lookups(self.instance, fields=['title', 'body'])
          self.assertEqual(lookups, {
              'identifier': self.instance.identifier,
              'object_id': self.instance.pk,
              'field_name__in': ['title', 'body'],
          })
  
          lookups = get_translation_lookups(self.instance, fields=['title'], languages=['en', 'fr'])
          self.assertEqual(lookups, {
              'identifier': self.instance.identifier,
              'object_id': self.instance.pk,
              'field_name__in': ['title'],
              'language__in': ['en', 'fr'],
          })
  
subject: Update test_manager_mixin module.