requestfactory

from django.contrib.messages.storage.fallback import FallbackStorage
from django.contrib.sessions.middleware import SessionMiddleware
from django.test import RequestFactory


class TestSomeView:
    
    def test_view(self):
        request = RequestFactory().get('/')
        
        # adding session
        middleware = SessionMiddleware()
        middleware.process_request(request)
        request.session.save()
        
        # adding messages
        messages = FallbackStorage(request)
        setattr(request, '_messages', messages)