tests/unit/test_log_level_rule.cpp

   1 /*
   2  * Unit tests for the log level rule API.
   3  *
   4  * Copyright (C) 2020 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
   5  *
   6  * SPDX-License-Identifier: LGPL-2.1-only
   7  *
   8  */
   9
  10 #include <inttypes.h>
  11 #include <stdio.h>
  12 #include <string.h>
  13 #include <unistd.h>
  14
  15 #include <tap/tap.h>
  16
  17 #include <common/payload-view.hpp>
  18 #include <common/payload.hpp>
  19 #include <lttng/log-level-rule-internal.hpp>
  20 #include <lttng/log-level-rule.h>
  21
  22 /* For error.h. */
  23 int lttng_opt_quiet = 1;
  24 int lttng_opt_verbose;
  25 int lttng_opt_mi;
  26
  27 #define NUM_TESTS 29
  28
  29 static void test_log_level_rule_error(void)
  30 {
  31         int level = 9000;
  32         struct lttng_log_level_rule *exactly =
  33                         lttng_log_level_rule_exactly_create(level);
  34         struct lttng_log_level_rule *at_least_as_severe =
  35                         lttng_log_level_rule_at_least_as_severe_as_create(
  36                                         level);
  37
  38         ok(lttng_log_level_rule_get_type(NULL) == LTTNG_LOG_LEVEL_RULE_TYPE_UNKNOWN, "Get type on invalid pointer");
  39
  40         ok(lttng_log_level_rule_exactly_get_level(NULL, NULL) == LTTNG_LOG_LEVEL_RULE_STATUS_INVALID, "lttng_log_level_rule_exactly_get_level (NULL, NULL) returns invalid");
  41         ok(lttng_log_level_rule_exactly_get_level(exactly, NULL) == LTTNG_LOG_LEVEL_RULE_STATUS_INVALID, "lttng_log_level_rule_exactly_get_level (valid, NULL) returns invalid");
  42         ok(lttng_log_level_rule_exactly_get_level(NULL, &level) == LTTNG_LOG_LEVEL_RULE_STATUS_INVALID, "lttng_log_level_rule_exactly_get_level (NULL, valid) returns invalid");
  43
  44         ok(lttng_log_level_rule_at_least_as_severe_as_get_level(NULL, NULL) == LTTNG_LOG_LEVEL_RULE_STATUS_INVALID, "lttng_log_level_rule_at_least_as_severe_as_get_level (NULL, NULL) returns invalid");
  45         ok(lttng_log_level_rule_at_least_as_severe_as_get_level(exactly, NULL) == LTTNG_LOG_LEVEL_RULE_STATUS_INVALID, "lttng_log_level_rule_at_least_as_severe_as_get_level (valid, NULL) returns invalid");
  46         ok(lttng_log_level_rule_at_least_as_severe_as_get_level(NULL, &level) == LTTNG_LOG_LEVEL_RULE_STATUS_INVALID, "lttng_log_level_rule_at_least_as_severe_as_get_level (NULL, valid) returns invalid");
  47
  48         lttng_log_level_rule_destroy(exactly);
  49         lttng_log_level_rule_destroy(at_least_as_severe);
  50 }
  51
  52 static
  53 void test_log_level_rule_serialize_deserialize(const struct lttng_log_level_rule *rule)
  54 {
  55         struct lttng_log_level_rule *log_level_rule_from_buffer = NULL;
  56         struct lttng_payload payload;
  57
  58         lttng_payload_init(&payload);
  59
  60         ok(lttng_log_level_rule_serialize(rule, &payload) == 0, "Serializing.");
  61
  62         {
  63                 struct lttng_payload_view view =
  64                                 lttng_payload_view_from_payload(
  65                                                 &payload, 0, -1);
  66
  67                 ok(lttng_log_level_rule_create_from_payload(
  68                                 &view, &log_level_rule_from_buffer) > 0,
  69                                 "Deserializing.");
  70         }
  71
  72         ok(lttng_log_level_rule_is_equal(rule, log_level_rule_from_buffer), "Serialized and from buffer are equal");
  73
  74         lttng_log_level_rule_destroy(log_level_rule_from_buffer);
  75         lttng_payload_reset(&payload);
  76 }
  77
  78 static
  79 void test_log_level_rule_is_equal_exactly(void)
  80 {
  81         int level = 9000, no_eq_level = 420;
  82         struct lttng_log_level_rule *a, *b, *different_level, *different_type;
  83
  84         /* Identical log level rules. */
  85         a = lttng_log_level_rule_exactly_create(level);
  86         b = lttng_log_level_rule_exactly_create(level);
  87
  88         /* Different level, same type. */
  89         different_level = lttng_log_level_rule_exactly_create(no_eq_level);
  90
  91         /* Different type. */
  92         different_type = lttng_log_level_rule_at_least_as_severe_as_create(level);
  93
  94         LTTNG_ASSERT(a && b && different_level && different_type);
  95
  96         ok(lttng_log_level_rule_is_equal(a, a), "Same object is equal");
  97         ok(lttng_log_level_rule_is_equal(a, b), "Object a and b are equal");
  98         ok(!lttng_log_level_rule_is_equal(a, different_level), " Object of different levels are not equal");
  99         ok(!lttng_log_level_rule_is_equal(a, different_type), " Object of different types are not equal");
 100
 101         lttng_log_level_rule_destroy(a);
 102         lttng_log_level_rule_destroy(b);
 103         lttng_log_level_rule_destroy(different_level);
 104         lttng_log_level_rule_destroy(different_type);
 105 }
 106
 107 static
 108 void test_log_level_rule_is_equal_at_least_as_severe_as(void)
 109 {
 110         int level = 9000, no_eq_level = 420;
 111         struct lttng_log_level_rule *a, *b, *different_level, *different_type;
 112
 113         /* Identical log level rules. */
 114         a = lttng_log_level_rule_at_least_as_severe_as_create(level);
 115         b = lttng_log_level_rule_at_least_as_severe_as_create(level);
 116
 117         /* Different level, same type. */
 118         different_level = lttng_log_level_rule_at_least_as_severe_as_create(no_eq_level);
 119
 120         /* Different type. */
 121         different_type = lttng_log_level_rule_exactly_create(level);
 122
 123         LTTNG_ASSERT(a && b && different_level && different_type);
 124
 125         ok(lttng_log_level_rule_is_equal(a, a), "Same object is equal");
 126         ok(lttng_log_level_rule_is_equal(a, b), "Object a and b are equal");
 127         ok(!lttng_log_level_rule_is_equal(a, different_level), " Object of different levels are not equal");
 128         ok(!lttng_log_level_rule_is_equal(a, different_type), " Object of different types are not equal");
 129
 130         lttng_log_level_rule_destroy(a);
 131         lttng_log_level_rule_destroy(b);
 132         lttng_log_level_rule_destroy(different_level);
 133         lttng_log_level_rule_destroy(different_type);
 134 }
 135
 136 static void test_log_level_rule_exactly(void)
 137 {
 138         int level = 9000;
 139         int _level;
 140         struct lttng_log_level_rule *exactly = NULL;
 141         enum lttng_log_level_rule_status status;
 142
 143         exactly = lttng_log_level_rule_exactly_create(level);
 144
 145         ok(exactly, "Log level exactly allocated");
 146         ok(lttng_log_level_rule_get_type(exactly) ==
 147                                         LTTNG_LOG_LEVEL_RULE_TYPE_EXACTLY,
 148                         "Log level rule exactly type");
 149
 150         status = lttng_log_level_rule_exactly_get_level(exactly, &_level);
 151         ok(status == LTTNG_LOG_LEVEL_RULE_STATUS_OK, "Get the level");
 152         ok(_level == level, "Level property is valid");
 153
 154         test_log_level_rule_is_equal_exactly();
 155         test_log_level_rule_serialize_deserialize(exactly);
 156         lttng_log_level_rule_destroy(exactly);
 157 }
 158
 159 static void test_log_level_rule_at_least_as_severe_as(void)
 160 {
 161         int level = 9000;
 162         int _level;
 163         struct lttng_log_level_rule *at_least_as_severe_as = NULL;
 164         enum lttng_log_level_rule_status status;
 165
 166         at_least_as_severe_as = lttng_log_level_rule_at_least_as_severe_as_create(level);
 167
 168         ok(at_least_as_severe_as, "Log level at_least_as_severe_as allocated");
 169         ok(lttng_log_level_rule_get_type(at_least_as_severe_as) ==
 170                                         LTTNG_LOG_LEVEL_RULE_TYPE_AT_LEAST_AS_SEVERE_AS,
 171                         "Log level rule at_least_as_severe_as type");
 172
 173         status = lttng_log_level_rule_at_least_as_severe_as_get_level(at_least_as_severe_as, &_level);
 174         ok(status == LTTNG_LOG_LEVEL_RULE_STATUS_OK, "Get the level");
 175         ok(_level == level, "Level property is valid");
 176
 177         test_log_level_rule_is_equal_at_least_as_severe_as();
 178         test_log_level_rule_serialize_deserialize(at_least_as_severe_as);
 179         lttng_log_level_rule_destroy(at_least_as_severe_as);
 180 }
 181
 182 int main(void)
 183 {
 184         plan_tests(NUM_TESTS);
 185         test_log_level_rule_exactly();
 186         test_log_level_rule_at_least_as_severe_as();
 187         test_log_level_rule_error();
 188         return exit_status();
 189 }