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