2 * Copyright (c) 2011 David Goulet <david.goulet@polymtl.ca>
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * as published by the Free Software Foundation; only version 2
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License along
15 * with this program; if not, write to the Free Software Foundation, Inc.,
16 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
28 #include <lttng/lttng.h>
29 #include <bin/lttng-sessiond/lttng-ust-abi.h>
30 #include <common/defaults.h>
31 #include <bin/lttng-sessiond/trace-ust.h>
37 /* This path will NEVER be created in this test */
38 #define PATH1 "/tmp/.test-junk-lttng"
40 #define RANDOM_STRING_LEN 11
42 /* Number of TAP tests in this file */
46 int lttng_opt_quiet
= 1;
47 int lttng_opt_verbose
;
49 static const char alphanum
[] =
51 "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
52 "abcdefghijklmnopqrstuvwxyz";
53 static char random_string
[RANDOM_STRING_LEN
];
55 static struct ltt_ust_session
*usess
;
56 static struct lttng_domain dom
;
59 * Return random string of 10 characters.
62 static char *get_random_string(void)
66 for (i
= 0; i
< RANDOM_STRING_LEN
- 1; i
++) {
67 random_string
[i
] = alphanum
[rand() % (sizeof(alphanum
) - 1)];
70 random_string
[RANDOM_STRING_LEN
- 1] = '\0';
75 static void test_create_one_ust_session(void)
77 dom
.type
= LTTNG_DOMAIN_UST
;
79 usess
= trace_ust_create_session(PATH1
, 42);
80 ok(usess
!= NULL
, "Create UST session");
83 usess
->start_trace
== 0 &&
84 usess
->domain_global
.channels
!= NULL
&&
85 usess
->domain_pid
!= NULL
&&
86 usess
->domain_exec
!= NULL
&&
89 "Validate UST session");
91 trace_ust_destroy_session(usess
);
94 static void test_create_ust_metadata(void)
96 struct ltt_ust_metadata
*metadata
;
98 assert(usess
!= NULL
);
100 metadata
= trace_ust_create_metadata(PATH1
);
101 ok(metadata
!= NULL
, "Create UST metadata");
103 ok(metadata
->handle
== -1 &&
104 strlen(metadata
->pathname
) &&
105 metadata
->attr
.overwrite
106 == DEFAULT_CHANNEL_OVERWRITE
&&
107 metadata
->attr
.subbuf_size
108 == default_get_metadata_subbuf_size() &&
109 metadata
->attr
.num_subbuf
110 == DEFAULT_METADATA_SUBBUF_NUM
&&
111 metadata
->attr
.switch_timer_interval
112 == DEFAULT_CHANNEL_SWITCH_TIMER
&&
113 metadata
->attr
.read_timer_interval
114 == DEFAULT_CHANNEL_READ_TIMER
&&
115 metadata
->attr
.output
== LTTNG_UST_MMAP
,
116 "Validate UST session metadata");
118 trace_ust_destroy_metadata(metadata
);
121 static void test_create_ust_channel(void)
123 struct ltt_ust_channel
*uchan
;
124 struct lttng_channel attr
;
126 memset(&attr
, 0, sizeof(attr
));
128 strncpy(attr
.name
, "channel0", 8);
130 uchan
= trace_ust_create_channel(&attr
, PATH1
);
131 ok(uchan
!= NULL
, "Create UST channel");
133 ok(uchan
->enabled
== 0 &&
134 strcmp(PATH1
, uchan
->pathname
) == 0 &&
135 strncmp(uchan
->name
, "channel0", 8) == 0 &&
136 uchan
->name
[LTTNG_UST_SYM_NAME_LEN
- 1] == '\0' &&
137 uchan
->ctx
!= NULL
&&
138 uchan
->events
!= NULL
&&
139 uchan
->attr
.overwrite
== attr
.attr
.overwrite
,
140 "Validate UST channel");
142 trace_ust_destroy_channel(uchan
);
145 static void test_create_ust_event(void)
147 struct ltt_ust_event
*event
;
148 struct lttng_event ev
;
150 memset(&ev
, 0, sizeof(ev
));
151 strncpy(ev
.name
, get_random_string(), LTTNG_SYMBOL_NAME_LEN
);
152 ev
.type
= LTTNG_EVENT_TRACEPOINT
;
153 ev
.loglevel_type
= LTTNG_EVENT_LOGLEVEL_ALL
;
155 event
= trace_ust_create_event(&ev
, NULL
);
157 ok(event
!= NULL
, "Create UST event");
159 ok(event
->enabled
== 0 &&
160 event
->attr
.instrumentation
== LTTNG_UST_TRACEPOINT
&&
161 strcmp(event
->attr
.name
, ev
.name
) == 0 &&
162 event
->attr
.name
[LTTNG_UST_SYM_NAME_LEN
- 1] == '\0',
163 "Validate UST event");
165 trace_ust_destroy_event(event
);
168 static void test_create_ust_context(void)
170 struct lttng_event_context ectx
;
171 struct ltt_ust_context
*uctx
;
173 ectx
.ctx
= LTTNG_EVENT_CONTEXT_VTID
;
175 uctx
= trace_ust_create_context(&ectx
);
176 ok(uctx
!= NULL
, "Create UST context");
178 ok((int) uctx
->ctx
.ctx
== LTTNG_UST_CONTEXT_VTID
,
179 "Validate UST context");
182 int main(int argc
, char **argv
)
184 diag("UST data structures unit test");
186 plan_tests(NUM_TESTS
);
188 test_create_one_ust_session();
189 test_create_ust_metadata();
190 test_create_ust_channel();
191 test_create_ust_event();
192 test_create_ust_context();
194 return exit_status();