text: 
  #include <machinarium.h>
  #include <odyssey_test.h>
  
  #include <string.h>
  #include <arpa/inet.h>
  
  static void
  server(void *arg)
  {
  	(void)arg;
  	machine_io_t *server = machine_io_create();
  	test(server != NULL);
  
  	struct sockaddr_in sa;
  	sa.sin_family = AF_INET;
  	sa.sin_addr.s_addr = inet_addr("127.0.0.1");
  	sa.sin_port = htons(7778);
  	int rc;
  	rc = machine_bind(server, (struct sockaddr*)&sa);
  	test(rc == 0);
  
  	machine_io_t *client;
  	rc = machine_accept(server, &client, 16, 1, UINT32_MAX);
  	test(rc == 0);
  
  	char buf[1024];
  	machine_io_t *io_set_ready[] = {NULL};
  	machine_io_t *io_set[] = {client};
  
  	rc = machine_read(client, buf, 1, UINT32_MAX);
  	test(rc == 0);
  
  	rc = machine_read_poll(io_set, io_set_ready, 1, UINT32_MAX);
  	test(rc == 1);
  	rc = machine_read_poll(io_set, io_set_ready, 1, UINT32_MAX);
  	test(rc == 1);
  
  	rc = machine_read(io_set_ready[0], buf, sizeof(buf) - 1, UINT32_MAX);
  	test(rc == 0);
  
  	/* test eof */
  	rc = machine_read_poll(io_set, io_set_ready, 1, UINT32_MAX);
  	test(rc == 1);
  	rc = machine_read_poll(io_set, io_set_ready, 1, UINT32_MAX);
  	test(rc == 1);
  	rc = machine_read(io_set_ready[0], buf, sizeof(buf), UINT32_MAX);
  	test(rc == -1);
  
  	rc = machine_close(client);
  	test(rc == 0);
  	machine_io_free(client);
  
  	rc = machine_close(server);
  	test(rc == 0);
  	machine_io_free(server);
  }
  
  static void
  client(void *arg)
  {
  	(void)arg;
  	machine_io_t *client = machine_io_create();
  	test(client != NULL);
  
  	struct sockaddr_in sa;
  	sa.sin_family = AF_INET;
  	sa.sin_addr.s_addr = inet_addr("127.0.0.1");
  	sa.sin_port = htons(7778);
  	int rc;
  	rc = machine_connect(client, (struct sockaddr*)&sa, UINT32_MAX);
  	test(rc == 0);
  
  	char buf[1024];
  	memset(buf, 'x', sizeof(buf));
  
  	rc = machine_write(client, buf, 1024, UINT32_MAX);
  	test(rc == 0);
  
  	rc = machine_close(client);
  	test(rc == 0);
  	machine_io_free(client);
  }
  
  static void
  test_cs(void *arg)
  {
  	(void)arg;
  	int rc;
  	rc = machine_coroutine_create(server, NULL);
  	test(rc != -1);
  
  	rc = machine_coroutine_create(client, NULL);
  	test(rc != -1);
  }
  
  void
  machinarium_test_read_poll0(void)
  {
  	machinarium_init();
  
  	int id;
  	id = machine_create("test", test_cs, NULL);
  	test(id != -1);
  
  	int rc;
  	rc = machine_wait(id);
  	test(rc != -1);
  
  	machinarium_free();
  }
  