1 /* $Id: mmrpc.c 3399 2007-04-11 19:34:43Z cherierm $ */
3 /* msg_handle - ensures the semantic of gras_msg_handle(i) for i<0,=0 or >0 */
5 /* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
6 * All rights reserved. */
7 /* Thanks to Flavien Vernier for reporting an issue around this */
9 /* This program is free software; you can redistribute it and/or modify it
10 * under the terms of the license (GNU LGPL) which comes with this package. */
14 XBT_LOG_NEW_DEFAULT_CATEGORY(test, "Messages specific to this test");
16 int server(int argc, char *argv[]);
17 int client(int argc, char *argv[]);
19 static int server_cb_hello_handler(gras_msg_cb_ctx_t ctx, void *payload_data)
21 INFO0("Got the message");
25 int server(int argc, char *argv[])
27 gras_socket_t me = NULL, pal = NULL;
36 gras_init(&argc, argv);
38 xbt_assert0(argc == 3, "Usage: server <myport> <client>");
39 myport = atoi(argv[1]);
42 gras_msgtype_declare("hello", NULL);
43 gras_cb_register("hello", &server_cb_hello_handler);
45 INFO1("Launch server (port=%d)", myport);
47 me = gras_socket_server(myport);
49 RETHROW0("Unable to establish a server socket: %s");
51 gras_os_sleep(1); /* Wait for pal to startup */
53 pal = gras_socket_client_from_string(palstr);
55 RETHROW1("Unable to establish a socket to %s: %s", palstr);
57 INFO0("Initialization done.");
60 /* Launch handle(0) when there is no message. Timeout expected */
65 if (e.category == timeout_error) {
69 RETHROW0("Didn't got the expected timeout: %s");
72 xbt_assert0(got_expected,
73 "gras_msg_handle(0) do not lead to any timeout exception");
74 xbt_assert1(gras_os_time() - now < 0.01,
75 "gras_msg_handle(0) do not anwser immediately (%.4fsec)",
76 gras_os_time() - now);
77 INFO0("gras_msg_handle(0) works as expected (immediate timeout)");
78 /* Launch handle(0) when there is no message. Timeout expected */
84 if (e.category == timeout_error) {
88 RETHROW0("Didn't got the expected timeout: %s");
91 xbt_assert0(got_expected,
92 "gras_msg_handle(1) do not lead to any timeout exception");
93 xbt_assert1(gras_os_time() - now < 1.5,
94 "gras_msg_handle(1) needs more than 1.5 sec to answer (%.4fsec)",
95 gras_os_time() - now);
96 xbt_assert1(gras_os_time() - now >= 1.0,
97 "gras_msg_handle(1) answers in less than one second (%.4fsec)",
98 gras_os_time() - now);
99 INFO0("gras_msg_handle(1) works as expected (delayed timeout)");
102 /* Send an hello to the client to unlock it */
104 gras_msg_send(pal, "hello", NULL);
106 /* Frees the allocated resources, and shut GRAS down */
107 gras_socket_close(me);
108 gras_socket_close(pal);
113 int client(int argc, char *argv[])
115 gras_socket_t me = NULL, pal = NULL;
123 gras_init(&argc, argv);
124 xbt_assert0(argc == 3, "Usage: client <myport> <server>");
125 myport = atoi(argv[1]);
128 gras_msgtype_declare("hello", NULL);
129 gras_cb_register("hello", &server_cb_hello_handler);
131 INFO1("Launch client (port=%d)", myport);
133 me = gras_socket_server(myport);
135 RETHROW0("Unable to establish a server socket: %s");
137 gras_os_sleep(1); /* Wait for pal to startup */
139 pal = gras_socket_client_from_string(palstr);
141 RETHROW1("Unable to establish a socket to %s: %s", palstr);
143 INFO0("Initialization done.");
145 /* Launch handle(-1). Lock until message from server expected */
150 RETHROW0("No exception expected during handle(-1), but got %s");
152 INFO0("gras_msg_handle(-1) works as expected (locked)");
154 /* Frees the allocated resources, and shut GRAS down */
155 gras_socket_close(me);
156 gras_socket_close(pal);