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 #if HAVE_CONFIG_H
  29 #       include "config.h"
  30 #endif
  31
  32 #include "core/store.h"
  33 #include "testutils.h"
  34
  35 #include <check.h>
  36 #include <stdlib.h>
  37
  38 /* Make SDB_INTERVAL_SECOND a constant initializer. */
  39 #undef SDB_INTERVAL_SECOND
  40 #define SDB_INTERVAL_SECOND 1000000000L
  41
  42 static void
  43 populate(void)
  44 {
  45         sdb_data_t datum;
  46
  47         sdb_store_init();
  48
  49         sdb_store_host("h1", 1 * SDB_INTERVAL_SECOND);
  50         sdb_store_host("h2", 3 * SDB_INTERVAL_SECOND);
  51
  52         datum.type = SDB_TYPE_STRING;
  53         datum.data.string = "v1";
  54         sdb_store_attribute("h1", "k1", &datum, 1 * SDB_INTERVAL_SECOND);
  55         datum.data.string = "v2";
  56         sdb_store_attribute("h1", "k2", &datum, 2 * SDB_INTERVAL_SECOND);
  57         datum.data.string = "v3";
  58         sdb_store_attribute("h1", "k3", &datum, 2 * SDB_INTERVAL_SECOND);
  59
  60         /* make sure that older updates don't overwrite existing values */
  61         datum.data.string = "fail";
  62         sdb_store_attribute("h1", "k2", &datum, 1 * SDB_INTERVAL_SECOND);
  63         sdb_store_attribute("h1", "k3", &datum, 2 * SDB_INTERVAL_SECOND);
  64
  65         sdb_store_metric("h1", "m1", /* store */ NULL, 2 * SDB_INTERVAL_SECOND);
  66         sdb_store_metric("h1", "m2", /* store */ NULL, 1 * SDB_INTERVAL_SECOND);
  67         sdb_store_metric("h2", "m1", /* store */ NULL, 1 * SDB_INTERVAL_SECOND);
  68
  69         sdb_store_service("h2", "s1", 1 * SDB_INTERVAL_SECOND);
  70         sdb_store_service("h2", "s2", 2 * SDB_INTERVAL_SECOND);
  71
  72         datum.type = SDB_TYPE_INTEGER;
  73         datum.data.integer = 42;
  74         sdb_store_metric_attr("h1", "m1", "k3", &datum, 2 * SDB_INTERVAL_SECOND);
  75
  76         datum.data.integer = 123;
  77         sdb_store_service_attr("h2", "s2", "k1", &datum, 2 * SDB_INTERVAL_SECOND);
  78         datum.data.integer = 4711;
  79         sdb_store_service_attr("h2", "s2", "k2", &datum, 1 * SDB_INTERVAL_SECOND);
  80
  81         /* don't overwrite k1 */
  82         datum.data.integer = 666;
  83         sdb_store_service_attr("h2", "s2", "k1", &datum, 2 * SDB_INTERVAL_SECOND);
  84 } /* populate */
  85
  86 static int
  87 scan_tojson(sdb_store_obj_t *obj,
  88                 sdb_store_matcher_t __attribute__((unused)) *filter,
  89                 void *user_data)
  90 {
  91         sdb_store_json_formatter_t *f = user_data;
  92         return sdb_store_json_emit(f, obj);
  93 } /* scan_tojson */
  94
  95 static int
  96 scan_tojson_full(sdb_store_obj_t *obj, sdb_store_matcher_t *filter,
  97                 void *user_data)
  98 {
  99         sdb_store_json_formatter_t *f = user_data;
 100         return sdb_store_json_emit_full(f, obj, filter);
 101 } /* scan_tojson_full */
 102
 103 static void
 104 verify_json_output(sdb_strbuf_t *buf, const char *expected)
 105 {
 106         const char *got = sdb_strbuf_string(buf);
 107         size_t len1 = strlen(got);
 108         size_t len2 = strlen(expected);
 109
 110         size_t i;
 111         int pos = -1;
 112
 113         if (len1 != len2)
 114                 pos = (int)SDB_MIN(len1, len2);
 115
 116         for (i = 0; i < SDB_MIN(len1, len2); ++i) {
 117                 if (got[i] != expected[i]) {
 118                         pos = (int)i;
 119                         break;
 120                 }
 121         }
 122
 123         fail_unless(pos == -1,
 124                         "Serializing hosts to JSON returned unexpected result\n"
 125                         "         got: %s\n              %*s\n    expected: %s",
 126                         got, pos + 1, "^", expected);
 127 } /* verify_json_output */
 128
 129 struct {
 130         struct {
 131                 sdb_store_matcher_t *(*m)(sdb_store_expr_t *, sdb_store_expr_t *);
 132                 int field;
 133                 sdb_data_t value;
 134         } filter;
 135         int type;
 136         int (*f)(sdb_store_obj_t *, sdb_store_matcher_t *, void *);
 137         const char *expected;
 138 } store_tojson_data[] = {
 139         { { NULL, 0, SDB_DATA_INIT },
 140                 SDB_HOST, scan_tojson_full,
 141                 "["
 142                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:01 +0000\", "
 143                                 "\"update_interval\": \"0s\", \"backends\": [], "
 144                                 "\"attributes\": ["
 145                                         "{\"name\": \"k1\", \"value\": \"v1\", "
 146                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 147                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 148                                         "{\"name\": \"k2\", \"value\": \"v2\", "
 149                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 150                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 151                                         "{\"name\": \"k3\", \"value\": \"v3\", "
 152                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 153                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 154                                 "], "
 155                                 "\"metrics\": ["
 156                                         "{\"name\": \"m1\", "
 157                                                 "\"timeseries\": false, "
 158                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 159                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 160                                                 "\"attributes\": ["
 161                                                         "{\"name\": \"hostname\", \"value\": \"h1\", "
 162                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 163                                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 164                                                         "{\"name\": \"k3\", \"value\": 42, "
 165                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 166                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 167                                                 "]},"
 168                                         "{\"name\": \"m2\", "
 169                                                 "\"timeseries\": false, "
 170                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 171                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 172                                                 "\"attributes\": ["
 173                                                         "{\"name\": \"hostname\", \"value\": \"h1\", "
 174                                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 175                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 176                                                 "]}"
 177                                 "]},"
 178                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:03 +0000\", "
 179                                 "\"update_interval\": \"0s\", \"backends\": [], "
 180                                 "\"metrics\": ["
 181                                         "{\"name\": \"m1\", "
 182                                                 "\"timeseries\": false, "
 183                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 184                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 185                                                 "\"attributes\": ["
 186                                                         "{\"name\": \"hostname\", \"value\": \"h2\", "
 187                                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 188                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 189                                                 "]}"
 190                                 "], "
 191                                 "\"services\": ["
 192                                         "{\"name\": \"s1\", "
 193                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 194                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 195                                                 "\"attributes\": ["
 196                                                         "{\"name\": \"hostname\", \"value\": \"h2\", "
 197                                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 198                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 199                                                 "]},"
 200                                         "{\"name\": \"s2\", "
 201                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 202                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 203                                                 "\"attributes\": ["
 204                                                         "{\"name\": \"hostname\", \"value\": \"h2\", "
 205                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 206                                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 207                                                         "{\"name\": \"k1\", \"value\": 123, "
 208                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 209                                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 210                                                         "{\"name\": \"k2\", \"value\": 4711, "
 211                                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 212                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 213                                                 "]}"
 214                                 "]}"
 215                 "]" },
 216         { { NULL, 0, SDB_DATA_INIT },
 217                 SDB_HOST, scan_tojson,
 218                 "["
 219                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:01 +0000\", "
 220                                 "\"update_interval\": \"0s\", \"backends\": []},"
 221                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:03 +0000\", "
 222                                 "\"update_interval\": \"0s\", \"backends\": []}"
 223                 "]" },
 224         { { sdb_store_eq_matcher, SDB_FIELD_NAME,
 225                         { SDB_TYPE_STRING, { .string = "h1" } } },
 226                 SDB_HOST, scan_tojson_full,
 227                 "["
 228                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:01 +0000\", "
 229                                 "\"update_interval\": \"0s\", \"backends\": []}"
 230                 "]" },
 231         { { sdb_store_gt_matcher, SDB_FIELD_LAST_UPDATE,
 232                         { SDB_TYPE_DATETIME, { .datetime = 1 * SDB_INTERVAL_SECOND } } },
 233                 SDB_HOST, scan_tojson_full,
 234                 "["
 235                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:03 +0000\", "
 236                                 "\"update_interval\": \"0s\", \"backends\": [], "
 237                                 "\"services\": ["
 238                                         "{\"name\": \"s2\", "
 239                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 240                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 241                                                 "\"attributes\": ["
 242                                                         "{\"name\": \"hostname\", \"value\": \"h2\", "
 243                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 244                                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 245                                                         "{\"name\": \"k1\", \"value\": 123, "
 246                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 247                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 248                                                 "]}"
 249                                 "]}"
 250                 "]" },
 251         { { sdb_store_le_matcher, SDB_FIELD_LAST_UPDATE,
 252                         { SDB_TYPE_DATETIME, { .datetime = 1 * SDB_INTERVAL_SECOND } } },
 253                 SDB_HOST, scan_tojson_full,
 254                 "["
 255                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:01 +0000\", "
 256                                 "\"update_interval\": \"0s\", \"backends\": [], "
 257                                 "\"attributes\": ["
 258                                         "{\"name\": \"k1\", \"value\": \"v1\", "
 259                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 260                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 261                                 "], "
 262                                 "\"metrics\": ["
 263                                         "{\"name\": \"m2\", "
 264                                                 "\"timeseries\": false, "
 265                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 266                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 267                                                 "\"attributes\": ["
 268                                                         "{\"name\": \"hostname\", \"value\": \"h1\", "
 269                                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 270                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 271                                                 "]}"
 272                                 "]}"
 273                 "]" },
 274         { { sdb_store_ge_matcher, SDB_FIELD_LAST_UPDATE,
 275                         { SDB_TYPE_DATETIME, { .datetime = 3 * SDB_INTERVAL_SECOND } } },
 276                 SDB_HOST, scan_tojson_full,
 277                 "["
 278                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:03 +0000\", "
 279                                 "\"update_interval\": \"0s\", \"backends\": []}"
 280                 "]" },
 281         { { sdb_store_lt_matcher, SDB_FIELD_LAST_UPDATE,
 282                         { SDB_TYPE_DATETIME, { .datetime = 0 } } },
 283                 SDB_HOST, scan_tojson_full,
 284                 "[]" },
 285
 286         { { NULL, 0, SDB_DATA_INIT },
 287                 SDB_SERVICE, scan_tojson_full,
 288                 "["
 289                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:03 +0000\", "
 290                                 "\"update_interval\": \"0s\", \"backends\": [], "
 291                                 "\"services\": ["
 292                                         "{\"name\": \"s1\", "
 293                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 294                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 295                                                 "\"attributes\": ["
 296                                                         "{\"name\": \"hostname\", \"value\": \"h2\", "
 297                                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 298                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 299                                                 "]},"
 300                                         "{\"name\": \"s2\", "
 301                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 302                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 303                                                 "\"attributes\": ["
 304                                                         "{\"name\": \"hostname\", \"value\": \"h2\", "
 305                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 306                                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 307                                                         "{\"name\": \"k1\", \"value\": 123, "
 308                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 309                                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 310                                                         "{\"name\": \"k2\", \"value\": 4711, "
 311                                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 312                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 313                                                 "]}"
 314                                 "]}"
 315                 "]" },
 316         { { NULL, 0, SDB_DATA_INIT },
 317                 SDB_SERVICE, scan_tojson,
 318                 "["
 319                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:03 +0000\", "
 320                                 "\"update_interval\": \"0s\", \"backends\": [], "
 321                                 "\"services\": ["
 322                                         "{\"name\": \"s1\", "
 323                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 324                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 325                                         "{\"name\": \"s2\", "
 326                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 327                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 328                                 "]}"
 329                 "]" },
 330         { { sdb_store_gt_matcher, SDB_FIELD_LAST_UPDATE,
 331                         { SDB_TYPE_DATETIME, { .datetime = 1 * SDB_INTERVAL_SECOND } } },
 332                 SDB_SERVICE, scan_tojson_full,
 333                 "["
 334                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:03 +0000\", "
 335                                 "\"update_interval\": \"0s\", \"backends\": [], "
 336                                 "\"services\": ["
 337                                         "{\"name\": \"s2\", "
 338                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 339                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 340                                                 "\"attributes\": ["
 341                                                         "{\"name\": \"hostname\", \"value\": \"h2\", "
 342                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 343                                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 344                                                         "{\"name\": \"k1\", \"value\": 123, "
 345                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 346                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 347                                                 "]}"
 348                                 "]}"
 349                 "]" },
 350         { { sdb_store_lt_matcher, SDB_FIELD_LAST_UPDATE,
 351                         { SDB_TYPE_DATETIME, { .datetime = 0 } } },
 352                 SDB_SERVICE, scan_tojson_full,
 353                 "[]" },
 354         { { NULL, 0, SDB_DATA_INIT },
 355                 SDB_METRIC, scan_tojson_full,
 356                 "["
 357                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:01 +0000\", "
 358                                 "\"update_interval\": \"0s\", \"backends\": [], "
 359                                 "\"metrics\": ["
 360                                         "{\"name\": \"m1\", "
 361                                                 "\"timeseries\": false, "
 362                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 363                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 364                                                 "\"attributes\": ["
 365                                                         "{\"name\": \"hostname\", \"value\": \"h1\", "
 366                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 367                                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 368                                                         "{\"name\": \"k3\", \"value\": 42, "
 369                                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 370                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 371                                                 "]},"
 372                                         "{\"name\": \"m2\", "
 373                                                 "\"timeseries\": false, "
 374                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 375                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 376                                                 "\"attributes\": ["
 377                                                         "{\"name\": \"hostname\", \"value\": \"h1\", "
 378                                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 379                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 380                                                 "]}"
 381                                 "]},"
 382                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:03 +0000\", "
 383                                 "\"update_interval\": \"0s\", \"backends\": [], "
 384                                 "\"metrics\": ["
 385                                         "{\"name\": \"m1\", "
 386                                                 "\"timeseries\": false, "
 387                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 388                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 389                                                 "\"attributes\": ["
 390                                                         "{\"name\": \"hostname\", \"value\": \"h2\", "
 391                                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 392                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 393                                                 "]}"
 394                                 "]}"
 395                 "]" },
 396         { { NULL, 0, SDB_DATA_INIT },
 397                 SDB_METRIC, scan_tojson,
 398                 "["
 399                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:01 +0000\", "
 400                                 "\"update_interval\": \"0s\", \"backends\": [], "
 401                                 "\"metrics\": ["
 402                                         "{\"name\": \"m1\", "
 403                                                 "\"timeseries\": false, "
 404                                                 "\"last_update\": \"1970-01-01 00:00:02 +0000\", "
 405                                                 "\"update_interval\": \"0s\", \"backends\": []},"
 406                                         "{\"name\": \"m2\", "
 407                                                 "\"timeseries\": false, "
 408                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 409                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 410                                 "]},"
 411                         "{\"name\": \"h2\", \"last_update\": \"1970-01-01 00:00:03 +0000\", "
 412                                 "\"update_interval\": \"0s\", \"backends\": [], "
 413                                 "\"metrics\": ["
 414                                         "{\"name\": \"m1\", "
 415                                                 "\"timeseries\": false, "
 416                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 417                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 418                                 "]}"
 419                 "]" },
 420         { { sdb_store_le_matcher, SDB_FIELD_LAST_UPDATE,
 421                         { SDB_TYPE_DATETIME, { .datetime = 1 * SDB_INTERVAL_SECOND } } },
 422                 SDB_METRIC, scan_tojson_full,
 423                 "["
 424                         "{\"name\": \"h1\", \"last_update\": \"1970-01-01 00:00:01 +0000\", "
 425                                 "\"update_interval\": \"0s\", \"backends\": [], "
 426                                 "\"metrics\": ["
 427                                         "{\"name\": \"m2\", "
 428                                                 "\"timeseries\": false, "
 429                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 430                                                 "\"update_interval\": \"0s\", \"backends\": [], "
 431                                                 "\"attributes\": ["
 432                                                         "{\"name\": \"hostname\", \"value\": \"h1\", "
 433                                                                 "\"last_update\": \"1970-01-01 00:00:01 +0000\", "
 434                                                                 "\"update_interval\": \"0s\", \"backends\": []}"
 435                                                 "]}"
 436                                 "]}"
 437                 "]" },
 438         { { sdb_store_lt_matcher, SDB_FIELD_LAST_UPDATE,
 439                         { SDB_TYPE_DATETIME, { .datetime = 0 } } },
 440                 SDB_METRIC, scan_tojson_full,
 441                 "[]" },
 442 };
 443
 444 START_TEST(test_store_tojson)
 445 {
 446         sdb_strbuf_t *buf = sdb_strbuf_create(0);
 447         sdb_store_matcher_t *filter = NULL;
 448         sdb_store_json_formatter_t *f;
 449         int status;
 450
 451         if (store_tojson_data[_i].filter.m) {
 452                 sdb_store_expr_t *field;
 453                 sdb_store_expr_t *value;
 454
 455                 field = sdb_store_expr_fieldvalue(store_tojson_data[_i].filter.field);
 456                 fail_unless(field != NULL,
 457                                 "INTERNAL ERROR: sdb_store_expr_fieldvalue() = NULL");
 458                 value = sdb_store_expr_constvalue(&store_tojson_data[_i].filter.value);
 459                 fail_unless(value != NULL,
 460                                 "INTERNAL ERROR: sdb_store_expr_constvalue() = NULL");
 461
 462                 filter = store_tojson_data[_i].filter.m(field, value);
 463                 fail_unless(filter != NULL,
 464                                 "INTERNAL ERROR: sdb_store_*_matcher() = NULL");
 465
 466                 sdb_object_deref(SDB_OBJ(field));
 467                 sdb_object_deref(SDB_OBJ(value));
 468         }
 469
 470         sdb_strbuf_clear(buf);
 471         f = sdb_store_json_formatter(buf,
 472                         store_tojson_data[_i].type, SDB_WANT_ARRAY);
 473         ck_assert(f != NULL);
 474
 475         status = sdb_store_scan(store_tojson_data[_i].type,
 476                         /* m = */ NULL, filter, store_tojson_data[_i].f, f);
 477         fail_unless(status == 0,
 478                         "sdb_store_scan(HOST, ..., tojson) = %d; expected: 0",
 479                         status);
 480         sdb_store_json_finish(f);
 481
 482         verify_json_output(buf, store_tojson_data[_i].expected);
 483
 484         free(f);
 485         sdb_object_deref(SDB_OBJ(filter));
 486         sdb_strbuf_destroy(buf);
 487 }
 488 END_TEST
 489
 490 TEST_MAIN("core::store_json")
 491 {
 492         TCase *tc = tcase_create("core");
 493         TC_ADD_LOOP_TEST(tc, store_tojson);
 494         tcase_add_unchecked_fixture(tc, populate, sdb_store_clear);
 495         ADD_TCASE(tc);
 496 }
 497 TEST_MAIN_END
 498
 499 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */
 500