def METHOD_NAME(self):
    user_path = lambda user: reverse("v1:auth:user", args=[user.pk])
    def assert_correct_fields_for_user(user: User):
        response = self.normal_user1_client.get(user_path(user))
        self.assertEqual(response.status_code, status.HTTP_200_OK)
        response_data = response.data
        self.assertEqual(len(response_data), 4)
        self.assertEqual(response_data["username"], user.username)
        self.assertIn("first_name", response_data)
        self.assertIn("last_name", response_data)
        self.assertIn("email", response_data)
    assert_correct_fields_for_user(self.normal_user1)
    assert_correct_fields_for_user(self.superuser1)