def bad_cert_test(certfile):
        server = ThreadedEchoServer(CERTFILE,
                                    certreqs=ssl.CERT_REQUIRED,
                                    cacerts=CERTFILE, chatty=False)
        with server:
            try:
                s = ssl.wrap_socket(socket.socket(),
                                    certfile=certfile,
                                    ssl_version=ssl.PROTOCOL_TLSv1)
                s.connect((HOST, server.port))
            except ssl.SSLError, x:
                if test_support.verbose:
                    sys.stdout.write("\nSSLError is %s\n" % x[1])
            except socket.error, x:
                if test_support.verbose:
                    sys.stdout.write("\nsocket.error is %s\n" % x[1])
            else:
                raise AssertionError("Use of invalid cert should have failed!")
Launch a server with CERT_REQUIRED, and check that trying to
dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/test/test_ssl.py/bad_cert_test