t/unit/core/store_json_test.c

   1 /*
   2  * SysDB - t/unit/core/store_json_test.c
   3  * Copyright (C) 2014 Sebastian 'tokkee' Harl <sh@tokkee.org>
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  * 1. Redistributions of source code must retain the above copyright
  10  *    notice, this list of conditions and the following disclaimer.
  11  * 2. Redistributions in binary form must reproduce the above copyright
  12  *    notice, this list of conditions and the following disclaimer in the
  13  *    documentation and/or other materials provided with the distribution.
  14  *
  15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  16  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  17  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  18  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
  19  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  20  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  21  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
  22  * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  23  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  24  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  25  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  26  */
  27
  28 #include "core/store.h"
  29 #include "libsysdb_test.h"
  30
  31 #include <assert.h>
  32
  33 #include <check.h>
  34 #include <stdlib.h>
  35
  36 static void
  37 populate(void)
  38 {
  39         sdb_data_t datum;
  40
  41         sdb_store_host("h1", 1);
  42         sdb_store_host("h2", 3);
  43
  44         datum.type = SDB_TYPE_STRING;
  45         datum.data.string = "v1";
  46         sdb_store_attribute("h1", "k1", &datum, 1);
  47         datum.data.string = "v2";
  48         sdb_store_attribute("h1", "k2", &datum, 2);
  49         datum.data.string = "v3";
  50         sdb_store_attribute("h1", "k3", &datum, 2);
  51
  52         /* make sure that older updates don't overwrite existing values */
  53         datum.data.string = "fail";
  54         sdb_store_attribute("h1", "k2", &datum, 1);
  55         sdb_store_attribute("h1", "k3", &datum, 2);
  56
  57         sdb_store_metric("h1", "m1", /* store */ NULL, 2);
  58         sdb_store_metric("h1", "m2", /* store */ NULL, 1);
  59         sdb_store_metric("h2", "m1", /* store */ NULL, 1);
  60
  61         sdb_store_service("h2", "s1", 1);
  62         sdb_store_service("h2", "s2", 2);
  63
  64         datum.type = SDB_TYPE_INTEGER;
  65         datum.data.integer = 42;
  66         sdb_store_metric_attr("h1", "m1", "k3", &datum, 2);
  67
  68         datum.data.integer = 123;
  69         sdb_store_service_attr("h2", "s2", "k1", &datum, 2);
  70         datum.data.integer = 4711;
  71         sdb_store_service_attr("h2", "s2", "k2", &datum, 1);
  72
  73         /* don't overwrite k1 */
  74         datum.data.integer = 666;
  75         sdb_store_service_attr("h2", "s2", "k1", &datum, 2);
  76 } /* populate */
  77
  78 static int
  79 scan_tojson(sdb_store_obj_t *obj,
  80                 sdb_store_matcher_t __attribute__((unused)) *filter,
  81                 void *user_data)
  82 {
  83         sdb_store_json_formatter_t *f = user_data;
  84         return sdb_store_json_emit(f, obj);
  85 } /* scan_tojson */
  86
  87 static int
  88 scan_tojson_full(sdb_store_obj_t *obj, sdb_store_matcher_t *filter,
  89                 void *user_data)
  90 {
  91         sdb_store_json_formatter_t *f = user_data;
  92         return sdb_store_json_emit_full(f, obj, filter);
  93 } /* scan_tojson_full */
  94
  95 static void
  96 verify_json_output(sdb_strbuf_t *buf, const char *expected)
  97 {
  98         const char *got = sdb_strbuf_string(buf);
  99         size_t len1 = strlen(got);
 100         size_t len2 = strlen(expected);
 101
 102         size_t i;
 103         int pos = -1;
 104
 105         if (len1 != len2)
 106                 pos = (int)SDB_MIN(len1, len2);
 107
 108         for (i = 0; i < SDB_MIN(len1, len2); ++i) {
 109                 if (got[i] != expected[i]) {
 110                         pos = (int)i;
 111                         break;
 112                 }
 113         }
 114
 115         fail_unless(pos == -1,
 116                         "Serializing hosts to JSON returned unexpected result\n"
 117                         "         got: %s\n              %*s\n    expected: %s",
 118                         got, pos + 1, "^", expected);
 119 } /* verify_json_output */
 120
 121 struct {
 122         struct {
 123                 sdb_store_matcher_t *(*m)(sdb_store_expr_t *,
 124                                 sdb_store_expr_t *);
 125                 int field;
 126                 sdb_data_t value;
 127         } filter;
 128         int type;
 129         int (*f)(sdb_store_obj_t *, sdb_store_matcher_t *, void *);
 130         const char *expected;
 131 } store_tojson_data[] = {
 132         { { NULL, 0, SDB_DATA_INIT },
 133                 SDB_HOST, scan_tojson_full,
 134                 "["
 135                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 136                                 "\"update_interval\": \"0s\", \"backends\": [], "
 137                                 "\"attributes\": ["
 138                                         "{\"name\": \"k1\", \"value\": \"v1\", "
 139                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 140                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 141                                         "{\"name\": \"k2\", \"value\": \"v2\", "
 142                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 143                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 144                                         "{\"name\": \"k3\", \"value\": \"v3\", "
 145                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 146                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 147                                 "], "
 148                                 "\"metrics\": ["
 149                                         "{\"name\": \"m1\", "
 150                                                 "\"timeseries\": false, "
 151                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 152                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 153                                                 "\"attributes\": ["
 154                                                         "{\"name\": \"k3\", \"value\": 42, "
 155                                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 156                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 157                                                 "]},"
 158                                         "{\"name\": \"m2\", "
 159                                                 "\"timeseries\": false, "
 160                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 161                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 162                                 "]},"
 163                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 164                                 "\"update_interval\": \"0s\", \"backends\": [], "
 165                                 "\"metrics\": ["
 166                                         "{\"name\": \"m1\", "
 167                                                 "\"timeseries\": false, "
 168                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 169                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 170                                 "], "
 171                                 "\"services\": ["
 172                                         "{\"name\": \"s1\", "
 173                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 174                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 175                                         "{\"name\": \"s2\", "
 176                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 177                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 178                                                 "\"attributes\": ["
 179                                                         "{\"name\": \"k1\", \"value\": 123, "
 180                                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 181                                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 182                                                         "{\"name\": \"k2\", \"value\": 4711, "
 183                                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 184                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 185                                                 "]}"
 186                                 "]}"
 187                 "]" },
 188         { { NULL, 0, SDB_DATA_INIT },
 189                 SDB_HOST, scan_tojson,
 190                 "["
 191                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 192                                 "\"update_interval\": \"0s\", \"backends\": []},"
 193                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 194                                 "\"update_interval\": \"0s\", \"backends\": []}"
 195                 "]" },
 196         { { sdb_store_eq_matcher, SDB_FIELD_NAME,
 197                         { SDB_TYPE_STRING, { .string = "h1" } } },
 198                 SDB_HOST, scan_tojson_full,
 199                 "["
 200                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 201                                 "\"update_interval\": \"0s\", \"backends\": []}"
 202                 "]" },
 203         { { sdb_store_gt_matcher, SDB_FIELD_LAST_UPDATE,
 204                         { SDB_TYPE_DATETIME, { .datetime = 1 } } },
 205                 SDB_HOST, scan_tojson_full,
 206                 "["
 207                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 208                                 "\"update_interval\": \"0s\", \"backends\": [], "
 209                                 "\"services\": ["
 210                                         "{\"name\": \"s2\", "
 211                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 212                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 213                                                 "\"attributes\": ["
 214                                                         "{\"name\": \"k1\", \"value\": 123, "
 215                                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 216                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 217                                                 "]}"
 218                                 "]}"
 219                 "]" },
 220         { { sdb_store_le_matcher, SDB_FIELD_LAST_UPDATE,
 221                         { SDB_TYPE_DATETIME, { .datetime = 1 } } },
 222                 SDB_HOST, scan_tojson_full,
 223                 "["
 224                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 225                                 "\"update_interval\": \"0s\", \"backends\": [], "
 226                                 "\"attributes\": ["
 227                                         "{\"name\": \"k1\", \"value\": \"v1\", "
 228                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 229                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 230                                 "], "
 231                                 "\"metrics\": ["
 232                                         "{\"name\": \"m2\", "
 233                                                 "\"timeseries\": false, "
 234                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 235                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 236                                 "]}"
 237                 "]" },
 238         { { sdb_store_ge_matcher, SDB_FIELD_LAST_UPDATE,
 239                         { SDB_TYPE_DATETIME, { .datetime = 3 } } },
 240                 SDB_HOST, scan_tojson_full,
 241                 "["
 242                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 243                                 "\"update_interval\": \"0s\", \"backends\": []}"
 244                 "]" },
 245         { { sdb_store_lt_matcher, SDB_FIELD_LAST_UPDATE,
 246                         { SDB_TYPE_DATETIME, { .datetime = 0 } } },
 247                 SDB_HOST, scan_tojson_full,
 248                 "[]" },
 249
 250         { { NULL, 0, SDB_DATA_INIT },
 251                 SDB_SERVICE, scan_tojson_full,
 252                 "["
 253                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 254                                 "\"update_interval\": \"0s\", \"backends\": [], "
 255                                 "\"services\": ["
 256                                         "{\"name\": \"s1\", "
 257                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 258                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 259                                         "{\"name\": \"s2\", "
 260                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 261                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 262                                                 "\"attributes\": ["
 263                                                         "{\"name\": \"k1\", \"value\": 123, "
 264                                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 265                                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 266                                                         "{\"name\": \"k2\", \"value\": 4711, "
 267                                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 268                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 269                                                 "]}"
 270                                 "]}"
 271                 "]" },
 272         { { NULL, 0, SDB_DATA_INIT },
 273                 SDB_SERVICE, scan_tojson,
 274                 "["
 275                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 276                                 "\"update_interval\": \"0s\", \"backends\": [], "
 277                                 "\"services\": ["
 278                                         "{\"name\": \"s1\", "
 279                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 280                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 281                                         "{\"name\": \"s2\", "
 282                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 283                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 284                                 "]}"
 285                 "]" },
 286         { { sdb_store_gt_matcher, SDB_FIELD_LAST_UPDATE,
 287                         { SDB_TYPE_DATETIME, { .datetime = 1 } } },
 288                 SDB_SERVICE, scan_tojson_full,
 289                 "["
 290                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 291                                 "\"update_interval\": \"0s\", \"backends\": [], "
 292                                 "\"services\": ["
 293                                         "{\"name\": \"s2\", "
 294                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 295                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 296                                                 "\"attributes\": ["
 297                                                         "{\"name\": \"k1\", \"value\": 123, "
 298                                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 299                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 300                                                 "]}"
 301                                 "]}"
 302                 "]" },
 303         { { sdb_store_lt_matcher, SDB_FIELD_LAST_UPDATE,
 304                         { SDB_TYPE_DATETIME, { .datetime = 0 } } },
 305                 SDB_SERVICE, scan_tojson_full,
 306                 "[]" },
 307         { { NULL, 0, SDB_DATA_INIT },
 308                 SDB_METRIC, scan_tojson_full,
 309                 "["
 310                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 311                                 "\"update_interval\": \"0s\", \"backends\": [], "
 312                                 "\"metrics\": ["
 313                                         "{\"name\": \"m1\", "
 314                                                 "\"timeseries\": false, "
 315                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 316                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 317                                                 "\"attributes\": ["
 318                                                         "{\"name\": \"k3\", \"value\": 42, "
 319                                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 320                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 321                                                 "]},"
 322                                         "{\"name\": \"m2\", "
 323                                                 "\"timeseries\": false, "
 324                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 325                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 326                                 "]},"
 327                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 328                                 "\"update_interval\": \"0s\", \"backends\": [], "
 329                                 "\"metrics\": ["
 330                                         "{\"name\": \"m1\", "
 331                                                 "\"timeseries\": false, "
 332                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 333                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 334                                 "]}"
 335                 "]" },
 336         { { NULL, 0, SDB_DATA_INIT },
 337                 SDB_METRIC, scan_tojson,
 338                 "["
 339                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 340                                 "\"update_interval\": \"0s\", \"backends\": [], "
 341                                 "\"metrics\": ["
 342                                         "{\"name\": \"m1\", "
 343                                                 "\"timeseries\": false, "
 344                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 345                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 346                                         "{\"name\": \"m2\", "
 347                                                 "\"timeseries\": false, "
 348                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 349                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 350                                 "]},"
 351                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 352                                 "\"update_interval\": \"0s\", \"backends\": [], "
 353                                 "\"metrics\": ["
 354                                         "{\"name\": \"m1\", "
 355                                                 "\"timeseries\": false, "
 356                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 357                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 358                                 "]}"
 359                 "]" },
 360         { { sdb_store_le_matcher, SDB_FIELD_LAST_UPDATE,
 361                         { SDB_TYPE_DATETIME, { .datetime = 1 } } },
 362                 SDB_METRIC, scan_tojson_full,
 363                 "["
 364                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:00 +0000\", "
 365                                 "\"update_interval\": \"0s\", \"backends\": [], "
 366                                 "\"metrics\": ["
 367                                         "{\"name\": \"m2\", "
 368                                                 "\"timeseries\": false, "
 369                                                 "\"last_update\": \"1970-01-01 00:00:00 +0000\", "
 370                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 371                                 "]}"
 372                 "]" },
 373         { { sdb_store_lt_matcher, SDB_FIELD_LAST_UPDATE,
 374                         { SDB_TYPE_DATETIME, { .datetime = 0 } } },
 375                 SDB_METRIC, scan_tojson_full,
 376                 "[]" },
 377 };
 378
 379 START_TEST(test_store_tojson)
 380 {
 381         sdb_strbuf_t *buf = sdb_strbuf_create(0);
 382         sdb_store_matcher_t *filter = NULL;
 383         sdb_store_json_formatter_t *f;
 384         int status;
 385
 386         if (store_tojson_data[_i].filter.m) {
 387                 sdb_store_expr_t *field;
 388                 sdb_store_expr_t *value;
 389
 390                 field = sdb_store_expr_fieldvalue(store_tojson_data[_i].filter.field);
 391                 fail_unless(field != NULL,
 392                                 "INTERNAL ERROR: sdb_store_expr_fieldvalue() = NULL");
 393                 value = sdb_store_expr_constvalue(&store_tojson_data[_i].filter.value);
 394                 fail_unless(value != NULL,
 395                                 "INTERNAL ERROR: sdb_store_expr_constvalue() = NULL");
 396
 397                 filter = store_tojson_data[_i].filter.m(field, value);
 398                 fail_unless(filter != NULL,
 399                                 "INTERNAL ERROR: sdb_store_*_matcher() = NULL");
 400
 401                 sdb_object_deref(SDB_OBJ(field));
 402                 sdb_object_deref(SDB_OBJ(value));
 403         }
 404
 405         sdb_strbuf_clear(buf);
 406         f = sdb_store_json_formatter(buf,
 407                         store_tojson_data[_i].type, SDB_WANT_ARRAY);
 408         assert(f);
 409
 410         status = sdb_store_scan(store_tojson_data[_i].type,
 411                         /* m = */ NULL, filter, store_tojson_data[_i].f, f);
 412         fail_unless(status == 0,
 413                         "sdb_store_scan(HOST, ..., tojson) = %d; expected: 0",
 414                         status);
 415         sdb_store_json_finish(f);
 416
 417         verify_json_output(buf, store_tojson_data[_i].expected);
 418
 419         free(f);
 420         sdb_object_deref(SDB_OBJ(filter));
 421         sdb_strbuf_destroy(buf);
 422 }
 423 END_TEST
 424
 425 Suite *
 426 core_store_json_suite(void)
 427 {
 428         Suite *s = suite_create("core::store_json");
 429         TCase *tc;
 430
 431         tc = tcase_create("core");
 432         TC_ADD_LOOP_TEST(tc, store_tojson);
 433         tcase_add_unchecked_fixture(tc, populate, sdb_store_clear);
 434         suite_add_tcase(s, tc);
 435
 436         return s;
 437 } /* core_store_json_suite */
 438
 439 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */
 440