text: import pytest
  from django_webtest import DjangoTestApp, WebTestMixin
  
  from test_proj.blog.models import Article, Author
  
  
  @pytest.fixture(scope='function')
  def app(request):
      """WebTest's TestApp.
      Patch and unpatch settings before and after each test.
      WebTestMixin, when used in a unittest.TestCase, automatically calls
      _patch_settings() and _unpatchsettings.
      """
      wtm = WebTestMixin()
      wtm._patch_settings()
      request.addfinalizer(wtm._unpatch_settings)
      return DjangoTestApp()
  
  
  @pytest.fixture()
  def admin_client(app, admin_user):
      app.set_user(admin_user)
      return app
  
  
  @pytest.fixture
  def author():
      author, __ = Author.objects.get_or_create(
          name='Author',
      )
      return author
  
  
  @pytest.fixture
  def article(author):
      return Article.objects.create(
          author=author,
          body='Body lorem ipson dolor',
          title='Lorem ipson dolor',
      )
  