tests/check-qdict.c

   1 /*
   2  * QDict unit-tests.
   3  *
   4  * Copyright (C) 2009 Red Hat Inc.
   5  *
   6  * Authors:
   7  *  Luiz Capitulino <lcapitulino@redhat.com>
   8  *
   9  * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
  10  * See the COPYING.LIB file in the top-level directory.
  11  */
  12 #include <glib.h>
  13
  14 #include "qapi/qmp/qint.h"
  15 #include "qapi/qmp/qdict.h"
  16 #include "qapi/qmp/qstring.h"
  17 #include "qemu-common.h"
  18
  19 /*
  20  * Public Interface test-cases
  21  *
  22  * (with some violations to access 'private' data)
  23  */
  24
  25 static void qdict_new_test(void)
  26 {
  27     QDict *qdict;
  28
  29     qdict = qdict_new();
  30     g_assert(qdict != NULL);
  31     g_assert(qdict_size(qdict) == 0);
  32     g_assert(qdict->base.refcnt == 1);
  33     g_assert(qobject_type(QOBJECT(qdict)) == QTYPE_QDICT);
  34
  35     // destroy doesn't exit yet
  36     g_free(qdict);
  37 }
  38
  39 static void qdict_put_obj_test(void)
  40 {
  41     QInt *qi;
  42     QDict *qdict;
  43     QDictEntry *ent;
  44     const int num = 42;
  45
  46     qdict = qdict_new();
  47
  48     // key "" will have tdb hash 12345
  49     qdict_put_obj(qdict, "", QOBJECT(qint_from_int(num)));
  50
  51     g_assert(qdict_size(qdict) == 1);
  52     ent = QLIST_FIRST(&qdict->table[12345 % QDICT_BUCKET_MAX]);
  53     qi = qobject_to_qint(ent->value);
  54     g_assert(qint_get_int(qi) == num);
  55
  56     // destroy doesn't exit yet
  57     QDECREF(qi);
  58     g_free(ent->key);
  59     g_free(ent);
  60     g_free(qdict);
  61 }
  62
  63 static void qdict_destroy_simple_test(void)
  64 {
  65     QDict *qdict;
  66
  67     qdict = qdict_new();
  68     qdict_put_obj(qdict, "num", QOBJECT(qint_from_int(0)));
  69     qdict_put_obj(qdict, "str", QOBJECT(qstring_from_str("foo")));
  70
  71     QDECREF(qdict);
  72 }
  73
  74 static void qdict_get_test(void)
  75 {
  76     QInt *qi;
  77     QObject *obj;
  78     const int value = -42;
  79     const char *key = "test";
  80     QDict *tests_dict = qdict_new();
  81
  82     qdict_put(tests_dict, key, qint_from_int(value));
  83
  84     obj = qdict_get(tests_dict, key);
  85     g_assert(obj != NULL);
  86
  87     qi = qobject_to_qint(obj);
  88     g_assert(qint_get_int(qi) == value);
  89
  90     QDECREF(tests_dict);
  91 }
  92
  93 static void qdict_get_int_test(void)
  94 {
  95     int ret;
  96     const int value = 100;
  97     const char *key = "int";
  98     QDict *tests_dict = qdict_new();
  99
 100     qdict_put(tests_dict, key, qint_from_int(value));
 101
 102     ret = qdict_get_int(tests_dict, key);
 103     g_assert(ret == value);
 104
 105     QDECREF(tests_dict);
 106 }
 107
 108 static void qdict_get_try_int_test(void)
 109 {
 110     int ret;
 111     const int value = 100;
 112     const char *key = "int";
 113     QDict *tests_dict = qdict_new();
 114
 115     qdict_put(tests_dict, key, qint_from_int(value));
 116
 117     ret = qdict_get_try_int(tests_dict, key, 0);
 118     g_assert(ret == value);
 119
 120     QDECREF(tests_dict);
 121 }
 122
 123 static void qdict_get_str_test(void)
 124 {
 125     const char *p;
 126     const char *key = "key";
 127     const char *str = "string";
 128     QDict *tests_dict = qdict_new();
 129
 130     qdict_put(tests_dict, key, qstring_from_str(str));
 131
 132     p = qdict_get_str(tests_dict, key);
 133     g_assert(p != NULL);
 134     g_assert(strcmp(p, str) == 0);
 135
 136     QDECREF(tests_dict);
 137 }
 138
 139 static void qdict_get_try_str_test(void)
 140 {
 141     const char *p;
 142     const char *key = "key";
 143     const char *str = "string";
 144     QDict *tests_dict = qdict_new();
 145
 146     qdict_put(tests_dict, key, qstring_from_str(str));
 147
 148     p = qdict_get_try_str(tests_dict, key);
 149     g_assert(p != NULL);
 150     g_assert(strcmp(p, str) == 0);
 151
 152     QDECREF(tests_dict);
 153 }
 154
 155 static void qdict_haskey_not_test(void)
 156 {
 157     QDict *tests_dict = qdict_new();
 158     g_assert(qdict_haskey(tests_dict, "test") == 0);
 159
 160     QDECREF(tests_dict);
 161 }
 162
 163 static void qdict_haskey_test(void)
 164 {
 165     const char *key = "test";
 166     QDict *tests_dict = qdict_new();
 167
 168     qdict_put(tests_dict, key, qint_from_int(0));
 169     g_assert(qdict_haskey(tests_dict, key) == 1);
 170
 171     QDECREF(tests_dict);
 172 }
 173
 174 static void qdict_del_test(void)
 175 {
 176     const char *key = "key test";
 177     QDict *tests_dict = qdict_new();
 178
 179     qdict_put(tests_dict, key, qstring_from_str("foo"));
 180     g_assert(qdict_size(tests_dict) == 1);
 181
 182     qdict_del(tests_dict, key);
 183
 184     g_assert(qdict_size(tests_dict) == 0);
 185     g_assert(qdict_haskey(tests_dict, key) == 0);
 186
 187     QDECREF(tests_dict);
 188 }
 189
 190 static void qobject_to_qdict_test(void)
 191 {
 192     QDict *tests_dict = qdict_new();
 193     g_assert(qobject_to_qdict(QOBJECT(tests_dict)) == tests_dict);
 194
 195     QDECREF(tests_dict);
 196 }
 197
 198 static void qdict_iterapi_test(void)
 199 {
 200     int count;
 201     const QDictEntry *ent;
 202     QDict *tests_dict = qdict_new();
 203
 204     g_assert(qdict_first(tests_dict) == NULL);
 205
 206     qdict_put(tests_dict, "key1", qint_from_int(1));
 207     qdict_put(tests_dict, "key2", qint_from_int(2));
 208     qdict_put(tests_dict, "key3", qint_from_int(3));
 209
 210     count = 0;
 211     for (ent = qdict_first(tests_dict); ent; ent = qdict_next(tests_dict, ent)){
 212         g_assert(qdict_haskey(tests_dict, qdict_entry_key(ent)) == 1);
 213         count++;
 214     }
 215
 216     g_assert(count == qdict_size(tests_dict));
 217
 218     /* Do it again to test restarting */
 219     count = 0;
 220     for (ent = qdict_first(tests_dict); ent; ent = qdict_next(tests_dict, ent)){
 221         g_assert(qdict_haskey(tests_dict, qdict_entry_key(ent)) == 1);
 222         count++;
 223     }
 224
 225     g_assert(count == qdict_size(tests_dict));
 226
 227     QDECREF(tests_dict);
 228 }
 229
 230 static void qdict_array_split_test(void)
 231 {
 232     QDict *test_dict = qdict_new();
 233     QDict *dict1, *dict2;
 234     QList *test_list;
 235
 236     /*
 237      * Test the split of
 238      *
 239      * {
 240      *     "1.x": 0,
 241      *     "3.y": 1,
 242      *     "0.a": 42,
 243      *     "o.o": 7,
 244      *     "0.b": 23
 245      * }
 246      *
 247      * to
 248      *
 249      * [
 250      *     {
 251      *         "a": 42,
 252      *         "b": 23
 253      *     },
 254      *     {
 255      *         "x": 0
 256      *     }
 257      * ]
 258      *
 259      * and
 260      *
 261      * {
 262      *     "3.y": 1,
 263      *     "o.o": 7
 264      * }
 265      *
 266      * (remaining in the old QDict)
 267      *
 268      * This example is given in the comment of qdict_array_split().
 269      */
 270
 271     qdict_put(test_dict, "1.x", qint_from_int(0));
 272     qdict_put(test_dict, "3.y", qint_from_int(1));
 273     qdict_put(test_dict, "0.a", qint_from_int(42));
 274     qdict_put(test_dict, "o.o", qint_from_int(7));
 275     qdict_put(test_dict, "0.b", qint_from_int(23));
 276
 277     qdict_array_split(test_dict, &test_list);
 278
 279     dict1 = qobject_to_qdict(qlist_pop(test_list));
 280     dict2 = qobject_to_qdict(qlist_pop(test_list));
 281
 282     g_assert(dict1);
 283     g_assert(dict2);
 284     g_assert(qlist_empty(test_list));
 285
 286     QDECREF(test_list);
 287
 288     g_assert(qdict_get_int(dict1, "a") == 42);
 289     g_assert(qdict_get_int(dict1, "b") == 23);
 290
 291     g_assert(qdict_size(dict1) == 2);
 292
 293     QDECREF(dict1);
 294
 295     g_assert(qdict_get_int(dict2, "x") == 0);
 296
 297     g_assert(qdict_size(dict2) == 1);
 298
 299     QDECREF(dict2);
 300
 301     g_assert(qdict_get_int(test_dict, "3.y") == 1);
 302     g_assert(qdict_get_int(test_dict, "o.o") == 7);
 303
 304     g_assert(qdict_size(test_dict) == 2);
 305
 306     QDECREF(test_dict);
 307 }
 308
 309 /*
 310  * Errors test-cases
 311  */
 312
 313 static void qdict_put_exists_test(void)
 314 {
 315     int value;
 316     const char *key = "exists";
 317     QDict *tests_dict = qdict_new();
 318
 319     qdict_put(tests_dict, key, qint_from_int(1));
 320     qdict_put(tests_dict, key, qint_from_int(2));
 321
 322     value = qdict_get_int(tests_dict, key);
 323     g_assert(value == 2);
 324
 325     g_assert(qdict_size(tests_dict) == 1);
 326
 327     QDECREF(tests_dict);
 328 }
 329
 330 static void qdict_get_not_exists_test(void)
 331 {
 332     QDict *tests_dict = qdict_new();
 333     g_assert(qdict_get(tests_dict, "foo") == NULL);
 334
 335     QDECREF(tests_dict);
 336 }
 337
 338 /*
 339  * Stress test-case
 340  *
 341  * This is a lot big for a unit-test, but there is no other place
 342  * to have it.
 343  */
 344
 345 static void remove_dots(char *string)
 346 {
 347     char *p = strchr(string, ':');
 348     if (p)
 349         *p = '\0';
 350 }
 351
 352 static QString *read_line(FILE *file, char *key)
 353 {
 354     char value[128];
 355
 356     if (fscanf(file, "%127s%127s", key, value) == EOF) {
 357         return NULL;
 358     }
 359     remove_dots(key);
 360     return qstring_from_str(value);
 361 }
 362
 363 #define reset_file(file)    fseek(file, 0L, SEEK_SET)
 364
 365 static void qdict_stress_test(void)
 366 {
 367     size_t lines;
 368     char key[128];
 369     FILE *test_file;
 370     QDict *qdict;
 371     QString *value;
 372     const char *test_file_path = "qdict-test-data.txt";
 373
 374     test_file = fopen(test_file_path, "r");
 375     g_assert(test_file != NULL);
 376
 377     // Create the dict
 378     qdict = qdict_new();
 379     g_assert(qdict != NULL);
 380
 381     // Add everything from the test file
 382     for (lines = 0;; lines++) {
 383         value = read_line(test_file, key);
 384         if (!value)
 385             break;
 386
 387         qdict_put(qdict, key, value);
 388     }
 389     g_assert(qdict_size(qdict) == lines);
 390
 391     // Check if everything is really in there
 392     reset_file(test_file);
 393     for (;;) {
 394         const char *str1, *str2;
 395
 396         value = read_line(test_file, key);
 397         if (!value)
 398             break;
 399
 400         str1 = qstring_get_str(value);
 401
 402         str2 = qdict_get_str(qdict, key);
 403         g_assert(str2 != NULL);
 404
 405         g_assert(strcmp(str1, str2) == 0);
 406
 407         QDECREF(value);
 408     }
 409
 410     // Delete everything
 411     reset_file(test_file);
 412     for (;;) {
 413         value = read_line(test_file, key);
 414         if (!value)
 415             break;
 416
 417         qdict_del(qdict, key);
 418         QDECREF(value);
 419
 420         g_assert(qdict_haskey(qdict, key) == 0);
 421     }
 422     fclose(test_file);
 423
 424     g_assert(qdict_size(qdict) == 0);
 425     QDECREF(qdict);
 426 }
 427
 428 int main(int argc, char **argv)
 429 {
 430     g_test_init(&argc, &argv, NULL);
 431
 432     g_test_add_func("/public/new", qdict_new_test);
 433     g_test_add_func("/public/put_obj", qdict_put_obj_test);
 434     g_test_add_func("/public/destroy_simple", qdict_destroy_simple_test);
 435
 436     /* Continue, but now with fixtures */
 437     g_test_add_func("/public/get", qdict_get_test);
 438     g_test_add_func("/public/get_int", qdict_get_int_test);
 439     g_test_add_func("/public/get_try_int", qdict_get_try_int_test);
 440     g_test_add_func("/public/get_str", qdict_get_str_test);
 441     g_test_add_func("/public/get_try_str", qdict_get_try_str_test);
 442     g_test_add_func("/public/haskey_not", qdict_haskey_not_test);
 443     g_test_add_func("/public/haskey", qdict_haskey_test);
 444     g_test_add_func("/public/del", qdict_del_test);
 445     g_test_add_func("/public/to_qdict", qobject_to_qdict_test);
 446     g_test_add_func("/public/iterapi", qdict_iterapi_test);
 447     g_test_add_func("/public/array_split", qdict_array_split_test);
 448
 449     g_test_add_func("/errors/put_exists", qdict_put_exists_test);
 450     g_test_add_func("/errors/get_not_exists", qdict_get_not_exists_test);
 451
 452     /* The Big one */
 453     if (g_test_slow()) {
 454         g_test_add_func("/stress/test", qdict_stress_test);
 455     }
 456
 457     return g_test_run();
 458 }