864c6a840eff692080df098c4186061576189903
[lttng-tools.git] / tests / unit / test_condition.c
1 /*
2 * test_condition.c
3 *
4 * Unit tests for the condition API.
5 *
6 * Copyright (C) 2019 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
7 *
8 * SPDX-License-Identifier: GPL-2.0-only
9 *
10 */
11
12 #include <assert.h>
13 #include <inttypes.h>
14 #include <stdio.h>
15 #include <string.h>
16 #include <unistd.h>
17
18 #include <tap/tap.h>
19
20 #include <lttng/event.h>
21 #include <lttng/event-rule/tracepoint.h>
22 #include <lttng/condition/condition-internal.h>
23 #include <lttng/condition/on-event.h>
24 #include <lttng/domain.h>
25 #include <lttng/log-level-rule.h>
26 #include <common/dynamic-buffer.h>
27 #include <common/buffer-view.h>
28
29 /* For error.h */
30 int lttng_opt_quiet = 1;
31 int lttng_opt_verbose;
32 int lttng_opt_mi;
33
34 #define NUM_TESTS 13
35
36 static
37 void test_condition_event_rule(void)
38 {
39 int ret, i;
40 struct lttng_event_rule *tracepoint = NULL;
41 const struct lttng_event_rule *tracepoint_tmp = NULL;
42 enum lttng_event_rule_status status;
43 struct lttng_condition *condition = NULL;
44 struct lttng_condition *condition_from_buffer = NULL;
45 enum lttng_condition_status condition_status;
46 const char *pattern="my_event_*";
47 const char *filter="msg_id == 23 && size >= 2048";
48 const char *exclusions[] = { "my_event_test1", "my_event_test2", "my_event_test3" };
49 struct lttng_log_level_rule *log_level_rule_at_least_as_severe = NULL;
50 struct lttng_payload buffer;
51
52 lttng_payload_init(&buffer);
53
54 /* Create log level rule. */
55 log_level_rule_at_least_as_severe =
56 lttng_log_level_rule_at_least_as_severe_as_create(
57 LTTNG_LOGLEVEL_WARNING);
58 assert(log_level_rule_at_least_as_severe);
59
60 tracepoint = lttng_event_rule_tracepoint_create(LTTNG_DOMAIN_UST);
61 ok(tracepoint, "tracepoint UST_DOMAIN");
62
63 status = lttng_event_rule_tracepoint_set_pattern(tracepoint, pattern);
64 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "Setting pattern");
65
66 status = lttng_event_rule_tracepoint_set_filter(tracepoint, filter);
67 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "Setting filter");
68
69 status = lttng_event_rule_tracepoint_set_log_level_rule(
70 tracepoint, log_level_rule_at_least_as_severe);
71 ok(status == LTTNG_EVENT_RULE_STATUS_OK, "Setting log level range");
72
73 for (i = 0; i < 3; i++) {
74 status = lttng_event_rule_tracepoint_add_exclusion(
75 tracepoint, exclusions[i]);
76 ok(status == LTTNG_EVENT_RULE_STATUS_OK,
77 "Setting exclusion pattern");
78 }
79
80 condition = lttng_condition_on_event_create(tracepoint);
81 ok(condition, "Created condition");
82
83 condition_status = lttng_condition_on_event_get_rule(
84 condition, &tracepoint_tmp);
85 ok(condition_status == LTTNG_CONDITION_STATUS_OK,
86 "Getting event rule from event rule condition");
87 ok(tracepoint == tracepoint_tmp, "lttng_condition_event_rule_get_rule provides a reference to the original rule");
88
89 ret = lttng_condition_serialize(condition, &buffer);
90 ok(ret == 0, "Condition serialized");
91
92 {
93 struct lttng_payload_view view =
94 lttng_payload_view_from_payload(&buffer, 0, -1);
95
96 (void) lttng_condition_create_from_payload(
97 &view, &condition_from_buffer);
98 }
99
100 ok(condition_from_buffer, "Condition created from payload is non-null");
101
102 ok(lttng_condition_is_equal(condition, condition_from_buffer),
103 "Serialized and de-serialized conditions are equal");
104
105 lttng_payload_reset(&buffer);
106 lttng_event_rule_destroy(tracepoint);
107 lttng_condition_destroy(condition);
108 lttng_condition_destroy(condition_from_buffer);
109 lttng_log_level_rule_destroy(log_level_rule_at_least_as_severe);
110 }
111
112 int main(int argc, const char *argv[])
113 {
114 plan_tests(NUM_TESTS);
115 test_condition_event_rule();
116 return exit_status();
117 }
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