Method test_certificate_chain

Lib/test/test_ssl.py:4870–4902

(self)

                )

    def test_certificate_chain(self):
        client_context, server_context, hostname = testing_context(
            server_chain=False
        )
        server = ThreadedEchoServer(context=server_context, chatty=False)

        with open(SIGNING_CA) as f:
            expected_ca_cert = ssl.PEM_cert_to_DER_cert(f.read())

        with open(SINGED_CERTFILE_ONLY) as f:
            expected_ee_cert = ssl.PEM_cert_to_DER_cert(f.read())

        with server:
            with client_context.wrap_socket(
                socket.socket(),
                server_hostname=hostname
            ) as s:
                s.connect((HOST, server.port))
                vc = s.get_verified_chain()
                self.assertEqual(len(vc), 2)

                ee, ca = vc
                self.assertIsInstance(ee, bytes)
                self.assertIsInstance(ca, bytes)
                self.assertEqual(expected_ca_cert, ca)
                self.assertEqual(expected_ee_cert, ee)

                uvc = s.get_unverified_chain()
                self.assertEqual(len(uvc), 1)
                self.assertIsInstance(uvc[0], bytes)

                self.assertEqual(ee, uvc[0])
                self.assertNotEqual(ee, ca)

    def test_internal_chain_server(self):
        client_context, server_context, hostname = testing_context()