old_contents: from django.test import TestCase
  from django.shortcuts import resolve_url as r
  from django.contrib.auth import get_user_model
  from myideas.core.models import Ideas
  
  
  class IdeasModelTest(TestCase):
      def setUp(self):
          user = get_user_model().objects.create(username='adminapp')
          self.idea = Ideas.objects.create(
                  user=user,
                  title='django app',
                  description='test django web app',
                  slug='django-app',
                  tags='django'
          )
  
      def test_create(self):
          """Check models data create"""
          self.assertTrue(Ideas.objects.exists())
  
      def test_get_absolute_url(self):
          url = r('idea_details', slug=self.idea.slug)
          self.assertEqual(url, self.idea.get_absolute_url())
  
      def test_tags_can_be_blank(self):
          field = Ideas._meta.get_field('tags')
          self.assertTrue(field.blank)
  
      def test_str(self):
          self.assertEqual('django app', str(self.idea))
new_contents: from django.test import TestCase
  from django.shortcuts import resolve_url as r
  from django.contrib.auth import get_user_model
  from myideas.core.models import Ideas
  
  
  class IdeasModelTest(TestCase):
      def setUp(self):
          user = get_user_model().objects.create(username='adminapp')
          self.idea = Ideas.objects.create(
                  user=user,
                  title='django app',
                  description='test django web app',
                  slug='django-app',
                  tags='django'
          )
  
      def test_create(self):
          """Check models data create"""
          self.assertTrue(Ideas.objects.exists())
  
      def test_get_absolute_url(self):
          """Check get_absolute_url slug idea_details url"""
          url = r('idea_details', slug=self.idea.slug)
          self.assertEqual(url, self.idea.get_absolute_url())
  
      def test_tags_can_be_blank(self):
          """Check tags field can be blank"""
          field = Ideas._meta.get_field('tags')
          self.assertTrue(field.blank)
  
      def test_str(self):
          """Check __str__ return title field"""
          self.assertEqual('django app', str(self.idea))
subject: update tests