def test_set_and_add_client_ca(self):
        cacert = load_certificate(FILETYPE_PEM, root_cert_pem)
        secert = load_certificate(FILETYPE_PEM, server_cert_pem)
        clcert = load_certificate(FILETYPE_PEM, server_cert_pem)

        cadesc = cacert.get_subject()
        sedesc = secert.get_subject()
        cldesc = clcert.get_subject()

        def mixed_set_add_ca(ctx):
            ctx.set_client_ca_list([cadesc, sedesc])
            ctx.add_client_ca(clcert)
            return [cadesc, sedesc, cldesc]
        self._check_client_ca_list(mixed_set_add_ca)
If the L{Deferred} returned from the C{startProducing} method of the
dataset/ETHPy150Open cloudera/hue/desktop/core/ext-py/pyopenssl/OpenSSL/test/test_ssl.py/MemoryBIOTests.test_set_and_add_client_ca--crossover with--dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/web/test/test_newclient.py/RequestTests.test_sendRequestBodyWithError