create_test_sockets
if (!TEST_true(create_test_sockets(&cfd, &sfd, SOCK_DGRAM, peeraddr)))
int create_test_sockets(int *cfdp, int *sfdp, int socktype, BIO_ADDR *saddr);
if (!TEST_true(create_test_sockets(&cfd, &sfd, SOCK_STREAM, NULL)))
|| !TEST_true(create_test_sockets(&cfd, &sfd, SOCK_STREAM, NULL)))