tests/unit/test_uuid.c

   1 /*
   2  * test_uuid.c
   3  *
   4  * Copyright 2019 Michael Jeanson <mjeanson@efficios.com>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; under version 2 of the License.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License along
  16  * with this program; if not, write to the Free Software Foundation, Inc.,
  17  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18  */
  19
  20 #include <stdio.h>
  21 #include <stdbool.h>
  22 #include <string.h>
  23
  24 #include <tap/tap.h>
  25
  26 #include "common/uuid.h"
  27
  28 #define NR_TESTS 21
  29
  30 static const char valid_str_1[] = "3d260c88-75ea-47b8-a7e2-d6077c0378d9";
  31 static const char valid_str_2[] = "611cf3a6-a68b-4515-834f-208bc2762592";
  32 static const char valid_str_3[] = "1b4855cc-96de-4ae8-abe3-86449c2a43c4";
  33 static const char valid_str_4[] = "8ADED5B9-ACD2-439F-A60C-897403AA2AB4";
  34 static const char valid_str_5[] = "f109e0a2-C619-4d18-b760-20EA20E0F69A";
  35
  36 static lttng_uuid valid_uuid_1 = {
  37         0x3d, 0x26, 0x0c, 0x88, 0x75, 0xea, 0x47, 0xb8,
  38         0xa7, 0xe2, 0xd6, 0x07, 0x7c, 0x03, 0x78, 0xd9
  39 };
  40 static lttng_uuid valid_uuid_2 = {
  41         0x61, 0x1c, 0xf3, 0xa6, 0xa6, 0x8b, 0x45, 0x15,
  42         0x83, 0x4f, 0x20, 0x8b, 0xc2, 0x76, 0x25, 0x92
  43 };
  44 static lttng_uuid valid_uuid_3 = {
  45         0x1b, 0x48, 0x55, 0xcc, 0x96, 0xde, 0x4a, 0xe8,
  46         0xab, 0xe3, 0x86, 0x44, 0x9c, 0x2a, 0x43, 0xc4
  47 };
  48
  49 static const char invalid_str_1[] = "1b485!cc-96de-4XX8-abe3-86449c2a43?4";
  50 static const char invalid_str_2[] = "c2e6eddb&3955&4006&be3a&70bb63bd5f25";
  51 static const char invalid_str_3[] = "81b1cb88-ff42-45b9-ba4d-964088ee45";
  52 static const char invalid_str_4[] = "2d-6c6d756574-470e-9142-a4e6ad03f143";
  53 static const char invalid_str_5[] = "4542ad19-9e4f-4931-8261-2101c3e089ae7";
  54 static const char invalid_str_6[] = "XX0123";
  55
  56 static
  57 void run_test_lttng_uuid_from_str(void)
  58 {
  59         int ret;
  60         lttng_uuid uuid1;
  61
  62         /*
  63          * Parse valid UUID strings, expect success.
  64          */
  65         ret = lttng_uuid_from_str(valid_str_1, uuid1);
  66         ok(ret == 0, "lttng_uuid_from_str - Parse valid string '%s', expect success", valid_str_1);
  67
  68         ret = lttng_uuid_from_str(valid_str_2, uuid1);
  69         ok(ret == 0, "lttng_uuid_from_str - Parse valid string '%s', expect success", valid_str_2);
  70
  71         ret = lttng_uuid_from_str(valid_str_3, uuid1);
  72         ok(ret == 0, "lttng_uuid_from_str - Parse valid string '%s', expect success", valid_str_3);
  73
  74         ret = lttng_uuid_from_str(valid_str_4, uuid1);
  75         ok(ret == 0, "lttng_uuid_from_str - Parse valid string '%s', expect success", valid_str_4);
  76
  77         ret = lttng_uuid_from_str(valid_str_5, uuid1);
  78         ok(ret == 0, "lttng_uuid_from_str - Parse valid string '%s', expect success", valid_str_5);
  79
  80         /*
  81          * Parse invalid UUID strings, expect failure.
  82          */
  83         ret = lttng_uuid_from_str(invalid_str_1, uuid1);
  84         ok(ret != 0, "lttng_uuid_from_str - Parse invalid string '%s', expect failure", invalid_str_1);
  85
  86         ret = lttng_uuid_from_str(invalid_str_2, uuid1);
  87         ok(ret != 0, "lttng_uuid_from_str - Parse invalid string '%s', expect failure", invalid_str_2);
  88
  89         ret = lttng_uuid_from_str(invalid_str_3, uuid1);
  90         ok(ret != 0, "lttng_uuid_from_str - Parse invalid string '%s', expect failure", invalid_str_3);
  91
  92         ret = lttng_uuid_from_str(invalid_str_4, uuid1);
  93         ok(ret != 0, "lttng_uuid_from_str - Parse invalid string '%s', expect failure", invalid_str_4);
  94
  95         ret = lttng_uuid_from_str(invalid_str_5, uuid1);
  96         ok(ret != 0, "lttng_uuid_from_str - Parse invalid string '%s', expect failure", invalid_str_5);
  97
  98         ret = lttng_uuid_from_str(invalid_str_6, uuid1);
  99         ok(ret != 0, "lttng_uuid_from_str - Parse invalid string '%s', expect failure", invalid_str_6);
 100 }
 101
 102 static
 103 void run_test_lttng_uuid_to_str(void)
 104 {
 105         char uuid_str[LTTNG_UUID_STR_LEN];
 106
 107         lttng_uuid_to_str(valid_uuid_1, uuid_str);
 108         ok(strcmp(uuid_str, valid_str_1) == 0, "lttng_uuid_to_str - Convert UUID '%s' to string, expect success", valid_str_1);
 109
 110         lttng_uuid_to_str(valid_uuid_2, uuid_str);
 111         ok(strcmp(uuid_str, valid_str_2) == 0, "lttng_uuid_to_str - Convert UUID '%s' to string, expect success", valid_str_2);
 112
 113         lttng_uuid_to_str(valid_uuid_3, uuid_str);
 114         ok(strcmp(uuid_str, valid_str_3) == 0, "lttng_uuid_to_str - Convert UUID '%s' to string, expect success", valid_str_3);
 115 }
 116
 117 static
 118 void run_test_lttng_uuid_is_equal(void)
 119 {
 120         int ret;
 121         lttng_uuid uuid1, uuid2;
 122
 123         lttng_uuid_from_str(valid_str_1, uuid1);
 124         lttng_uuid_from_str(valid_str_1, uuid2);
 125         ret = lttng_uuid_is_equal(uuid1, uuid2);
 126         ok(ret == true, "lttng_uuid_is_equal - Compare same UUID, expect success");
 127
 128         lttng_uuid_from_str(valid_str_2, uuid2);
 129         ret = lttng_uuid_is_equal(uuid1, uuid2);
 130         ok(ret == false, "lttng_uuid_is_equal - Compare different UUID, expect failure");
 131 }
 132
 133 static
 134 void run_test_lttng_uuid_copy(void)
 135 {
 136         int ret;
 137         lttng_uuid uuid1;
 138
 139         lttng_uuid_copy(uuid1, valid_uuid_1);
 140         ret = lttng_uuid_is_equal(uuid1, valid_uuid_1);
 141
 142         ok(ret == true, "lttng_uuid_copy - Compare copied UUID with source, expect success");
 143 }
 144
 145 static
 146 void run_test_lttng_uuid_generate(void)
 147 {
 148         int ret;
 149         lttng_uuid uuid1, uuid2;
 150
 151         lttng_uuid_generate(uuid1);
 152         lttng_uuid_generate(uuid2);
 153
 154         ok(lttng_uuid_is_equal(uuid1, uuid2) == false, "lttng_uuid_generate - Generated UUIDs are different");
 155
 156         /*
 157          * Set the two most significant bits (bits 6 and 7) of the
 158          * clock_seq_hi_and_reserved to zero and one, respectively.
 159          */
 160         ret = uuid1[8] & (1 << 6);
 161         ok(ret == 0, "lttng_uuid_generate - bit 6 of clock_seq_hi_and_reserved is set to zero");
 162
 163         ret = uuid1[8] & (1 << 7);
 164         ok(ret != 0, "lttng_uuid_generate - bit 7 of clock_seq_hi_and_reserved is set to one");
 165
 166         /*
 167          * Set the four most significant bits (bits 12 through 15) of the
 168          * time_hi_and_version field to the 4-bit version number from
 169          * Section 4.1.3.
 170          */
 171         ret = uuid1[6] >> 4;
 172         ok(ret == LTTNG_UUID_VER, "lttng_uuid_generate - Generated UUID version check");
 173 }
 174
 175 static
 176 void run_test(void)
 177 {
 178         plan_tests(NR_TESTS);
 179
 180         run_test_lttng_uuid_from_str();
 181         run_test_lttng_uuid_to_str();
 182         run_test_lttng_uuid_is_equal();
 183         run_test_lttng_uuid_copy();
 184         run_test_lttng_uuid_generate();
 185 }
 186
 187 int main(int argc, char **argv)
 188 {
 189         /* Run tap-formated tests */
 190         run_test();
 191
 192         return exit_status();
 193 }