text: import json
  from authors.apps.authentication.tests_.test_base_class import BaseTestClass
  from rest_framework import status
  
  
  class TestUserProfile(BaseTestClass):
  
      
  
      def test_retrieve_profile_with_valid_token_succeeds(self):
          """
          Args:
            username: (Django Model instance)
            user_token: (Authentication credentials)
  
            Returns a user profile if the token is valid and the user
            exists in the database
          """
          response = self.client.get(
              f'/api/profiles/{self.test_user.username}',
              content_type='application/json',
              HTTP_AUTHORIZATION='Bearer ' + self.test_user_token)
          self.assertEqual(response.status_code, status.HTTP_200_OK)
          self.assertEqual('testuser', response.data['username'])
  
      def test_retrieve_profile_without_logging_in_fails(self):
          """
          Args:
             username: (Django model instance)
          
          Raises:
               Django HTTP_FORBIDDEN exception (Django request)
          """
          response = self.client.get(f'/api/profiles/{self.test_user.username}',
                                     content_type='application/json')
          self.assertEqual(response.status_code, status.HTTP_403_FORBIDDEN)
  
      def test_edit_my_profile_succeeds(self):
          """
          Args:
             username:
             user_token (User credentials)
  
          Returns:
             JSON response of updated details on success
          """
          response = self.client.put(
              f'/api/profiles/{self.test_user.username}/edit',
              content_type='application/json',
              data=json.dumps(self.update_data),
              HTTP_AUTHORIZATION='Bearer ' + self.test_user_token)
          self.assertEqual(response.status_code, status.HTTP_200_OK)
  
      def test_authenticated_user_view_author_profiles_succeeds(self):
          """
          Expects:
             user_token
          
          Returns:
              List of existing user profiles: (Django HTTP Response)
          """
          response = self.client.get(f'/api/profiles/',
                    HTTP_AUTHORIZATION='Bearer ' + self.test_user_token)
          self.assertEqual(response.status_code, status.HTTP_200_OK)
  
      def test_not_authenticated_user_view_author_profiles_fails(self):
          """
          Raises:
             Request forbidden exception (Django http exception)
          """
          response = self.client.get(f'/api/profiles/')
          self.assertEqual(response.status_code, status.HTTP_403_FORBIDDEN)
  
      def test_loggedin_user_views_favorite_articles_succeeds(self):
          response = self.client.get(f'/api/profiles/', HTTP_AUTHORIZATION='Bearer ' + self.test_user_token)
          self.assertEqual(response.status_code, status.HTTP_200_OK)
  