def test_sessionDifferentFromSecureSession(self):
        """
        L{Request.session} and L{Request.secure_session} should be two separate
        sessions with unique ids and different cookies.
        """
        d = DummyChannel()
        d.transport = DummyChannel.SSL()
        request = server.Request(d, 1)
        request.site = server.Site(resource.Resource())
        request.sitepath = []
        secureSession = request.getSession()
        self.assertIsNotNone(secureSession)
        self.addCleanup(secureSession.expire)
        self.assertEqual(request.cookies[0].split(b"=")[0],
                         b"TWISTED_SECURE_SESSION")
        session = request.getSession(forceNotSecure=True)
        self.assertIsNotNone(session)
        self.assertEqual(request.cookies[1].split(b"=")[0], b"TWISTED_SESSION")
        self.addCleanup(session.expire)
        self.assertNotEqual(session.uid, secureSession.uid)

        L{Request.session} and L{Request.secure_session} should be two separate
        sessions with unique ids and different cookies.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/web/test/test_web.py