1 /* Copyright (C) 2010 Nils Carlson
3 * This library is free software; you can redistribute it and/or
4 * modify it under the terms of the GNU Lesser General Public
5 * License as published by the Free Software Foundation; either
6 * version 2.1 of the License, or (at your option) any later version.
8 * This library is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 * Lesser General Public License for more details.
13 * You should have received a copy of the GNU Lesser General Public
14 * License along with this library; if not, write to the Free Software
15 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 /* Simple function tests for ustctl */
22 #include <sys/types.h>
24 #include <ust/marker.h>
25 #include <ust/ustctl.h>
29 static void ustctl_function_tests(pid_t pid
)
32 unsigned int subbuf_size
, subbuf_num
;
33 unsigned int new_subbuf_size
, new_subbuf_num
;
34 struct marker_status
*marker_status
, *ms_ptr
;
35 char *old_socket_path
, *new_socket_path
;
36 char *tmp_ustd_socket
= "/tmp/tmp_ustd_socket";
39 printf("Connecting to pid %d\n", pid
);
41 /* marker status array functions */
42 result
= ustctl_get_cmsf(&marker_status
, pid
);
43 tap_ok(!result
, "ustctl_get_cmsf");
46 for (ms_ptr
= marker_status
; ms_ptr
->channel
; ms_ptr
++) {
47 if (!strcmp(ms_ptr
->channel
, "ust") &&
48 !strcmp(ms_ptr
->marker
, "bar")) {
52 tap_ok(result
, "Found channel \"ust\", marker \"bar\"");
54 tap_ok(!ustctl_free_cmsf(marker_status
), "ustctl_free_cmsf");
56 /* Get and set the socket path */
57 tap_ok(!ustctl_get_sock_path(&old_socket_path
, pid
),
58 "ustctl_get_sock_path");
60 printf("Socket path: %s\n", old_socket_path
);
62 tap_ok(!ustctl_set_sock_path(tmp_ustd_socket
, pid
),
63 "ustctl_set_sock_path - set a new path");
65 tap_ok(!ustctl_get_sock_path(&new_socket_path
, pid
),
66 "ustctl_get_sock_path - get the new path");
68 tap_ok(!strcmp(new_socket_path
, tmp_ustd_socket
),
69 "Compare the set path and the retrieved path");
71 free(new_socket_path
);
73 tap_ok(!ustctl_set_sock_path(old_socket_path
, pid
),
74 "Reset the socket path");
76 free(old_socket_path
);
78 /* Enable, disable markers */
79 tap_ok(!ustctl_set_marker_state(trace
, "ust", "bar", 1, pid
),
80 "ustctl_set_marker_state - existing marker ust bar");
82 /* Create and allocate a trace */
83 tap_ok(!ustctl_create_trace(trace
, pid
), "ustctl_create_trace");
85 tap_ok(!ustctl_alloc_trace(trace
, pid
), "ustctl_alloc_trace");
87 /* Get subbuf size and number */
88 subbuf_num
= ustctl_get_subbuf_num(trace
, "ust", pid
);
89 tap_ok(subbuf_num
> 0, "ustctl_get_subbuf_num - %d sub-buffers",
92 subbuf_size
= ustctl_get_subbuf_size(trace
, "ust", pid
);
93 tap_ok(subbuf_size
, "ustctl_get_subbuf_size - sub-buffer size is %d",
97 tap_ok(!ustctl_start_trace(trace
, pid
), "ustctl_start_trace");
100 /* Stop the trace and destroy it*/
101 tap_ok(!ustctl_stop_trace(trace
, pid
), "ustctl_stop_trace");
103 tap_ok(!ustctl_destroy_trace(trace
, pid
), "ustctl_destroy_trace");
105 /* Create a new trace */
106 tap_ok(!ustctl_create_trace(trace
, pid
), "ustctl_create_trace - create a new trace");
108 printf("Setting new subbufer number and sizes (doubling)\n");
109 new_subbuf_num
= 2 * subbuf_num
;
110 new_subbuf_size
= 2 * subbuf_size
;
112 tap_ok(!ustctl_set_subbuf_num(trace
, "ust", new_subbuf_num
, pid
),
113 "ustctl_set_subbuf_num");
115 tap_ok(!ustctl_set_subbuf_size(trace
, "ust", new_subbuf_size
, pid
),
116 "ustctl_set_subbuf_size");
119 /* Allocate the new trace */
120 tap_ok(!ustctl_alloc_trace(trace
, pid
), "ustctl_alloc_trace - allocate the new trace");
123 /* Get subbuf size and number and compare with what was set */
124 subbuf_num
= ustctl_get_subbuf_num(trace
, "ust", pid
);
126 subbuf_size
= ustctl_get_subbuf_size(trace
, "ust", pid
);
128 tap_ok(subbuf_num
== new_subbuf_num
, "Set a new subbuf number, %d == %d",
129 subbuf_num
, new_subbuf_num
);
132 result
= ustctl_get_subbuf_size(trace
, "ust", pid
);
133 tap_ok(subbuf_size
== new_subbuf_size
, "Set a new subbuf size, %d == %d",
134 subbuf_size
, new_subbuf_size
);
136 tap_ok(!ustctl_destroy_trace(trace
, pid
), "ustctl_destroy_trace - without ever starting");
139 printf("##### Tests that definetly should work are completed #####\n");
140 printf("############## Start expected failure cases ##############\n");
142 tap_ok(ustctl_set_marker_state(trace
, "ust","bar", 1, pid
),
143 "Enable already enabled marker ust/bar");
145 tap_ok(ustctl_set_marker_state(trace
, "ustl", "blar", 1, pid
),
146 "Enable non-existent marker ustl blar");
148 tap_ok(ustctl_start_trace(trace
, pid
),
149 "Start a non-existent trace");
151 tap_ok(ustctl_destroy_trace(trace
, pid
),
152 "Destroy non-existent trace");
154 exit(tap_status() ? EXIT_FAILURE
: EXIT_SUCCESS
);
161 int i
, status
, pipefd
[2];
162 pid_t parent_pid
, child_pid
;
167 printf("Function tests for ustctl\n");
169 parent_pid
= getpid();
172 for(i
=0; i
<10; i
++) {
173 trace_mark(ust
, bar
, "str %s", "FOOBAZ");
174 trace_mark(ust
, bar2
, "number1 %d number2 %d", 53, 9800);
180 ustctl_function_tests(parent_pid
);
183 exit(status
? EXIT_FAILURE
: EXIT_SUCCESS
);
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