t/utils/llist_test.c

   1 /*
   2  * SysDB - t/utils/llist_test.c
   3  * Copyright (C) 2013 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 <check.h>
  29
  30 #include "libsysdb_test.h"
  31 #include "utils/llist.h"
  32
  33 /*
  34  * private data types
  35  */
  36
  37 static sdb_object_t golden_data[] = {
  38         SSTRING_OBJ("abc"),
  39         SSTRING_OBJ("bcd"),
  40         SSTRING_OBJ("cde"),
  41         SSTRING_OBJ("def"),
  42         SSTRING_OBJ("efg"),
  43         SSTRING_OBJ("fgh"),
  44         SSTRING_OBJ("ghi")
  45 };
  46
  47 static char *unused_names[] = {
  48         "xyz",
  49         "yza",
  50         "zab"
  51 };
  52
  53 static sdb_llist_t *list;
  54
  55 static void
  56 setup(void)
  57 {
  58         list = sdb_llist_create();
  59         fail_unless(list != NULL,
  60                         "sdb_llist_create() = NULL; expected list object");
  61 } /* setup */
  62
  63 static void
  64 teardown(void)
  65 {
  66         sdb_llist_destroy(list);
  67         list = NULL;
  68 } /* teardown */
  69
  70 /* populate the list with the golden data in the specified order */
  71 static void
  72 populate(void)
  73 {
  74         int i;
  75         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
  76                 int check = sdb_llist_append(list, &golden_data[i]);
  77                 fail_unless(check == 0,
  78                                 "sdb_llist_append(%s) = %i; expected: 0",
  79                                 golden_data[i].name, check);
  80         }
  81 } /* populate */
  82
  83 START_TEST(test_clone)
  84 {
  85         sdb_llist_t *clone;
  86         int i;
  87
  88         populate();
  89
  90         clone = sdb_llist_clone(list);
  91         fail_unless(clone != NULL,
  92                         "sdb_llist_clone() = NULL; expected: cloned list object");
  93
  94         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
  95                 fail_unless(golden_data[i].ref_cnt == 3,
  96                                 "sdb_llist_clone() did not take ownership");
  97         }
  98
  99         sdb_llist_destroy(clone);
 100 }
 101 END_TEST
 102
 103 START_TEST(test_destroy)
 104 {
 105         int i;
 106         populate();
 107         sdb_llist_destroy(list);
 108         list = NULL;
 109
 110         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
 111                 fail_unless(golden_data[i].ref_cnt == 1,
 112                                 "sdb_llist_destroy() did not deref element %s",
 113                                 golden_data[i].name);
 114         }
 115 }
 116 END_TEST
 117
 118 START_TEST(test_append)
 119 {
 120         int i;
 121         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
 122                 int check = sdb_llist_append(list, &golden_data[i]);
 123                 fail_unless(check == 0,
 124                                 "sdb_llist_append(%s) = %i; expected: 0",
 125                                 golden_data[i].name, check);
 126                 fail_unless(golden_data[i].ref_cnt == 2,
 127                                 "sdb_llist_append(%s) did not take ownership",
 128                                 golden_data[i].name);
 129         }
 130 }
 131 END_TEST
 132
 133 START_TEST(test_insert)
 134 {
 135         int i;
 136         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
 137                 int check = sdb_llist_insert(list, &golden_data[i], 0);
 138                 fail_unless(check == 0,
 139                                 "sdb_llist_insert(%s, 0) = %i; expected: 0",
 140                                 golden_data[i].name, check);
 141                 fail_unless(golden_data[i].ref_cnt == 2,
 142                                 "sdb_llist_insert(%s, 0) did not take ownership",
 143                                 golden_data[i].name);
 144         }
 145 }
 146 END_TEST
 147
 148 START_TEST(test_insert_invalid)
 149 {
 150         int i;
 151         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
 152                 /* none of these operations will succeed
 153                  * => 1 is invalid for each case */
 154                 int check = sdb_llist_insert(list, &golden_data[i], 1);
 155                 fail_unless(check == -1,
 156                                 "sdb_llist_insert(%s, 1) = %i; expected: -1",
 157                                 golden_data[i].name, check);
 158                 fail_unless(golden_data[i].ref_cnt == 1,
 159                                 "sdb_llist_insert(%s, 1) took ownership",
 160                                 golden_data[i].name);
 161         }
 162 }
 163 END_TEST
 164
 165 START_TEST(test_search)
 166 {
 167         int i;
 168         populate();
 169         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
 170                 sdb_object_t *check = sdb_llist_search_by_name(list,
 171                                 golden_data[i].name);
 172                 fail_unless(check == &golden_data[i],
 173                                 "sdb_llist_search_by_name(%s) = NULL; expected: %p",
 174                                 golden_data[i].name, &golden_data[i]);
 175         }
 176
 177         for (i = 0; i < SDB_STATIC_ARRAY_LEN(unused_names); ++i) {
 178                 sdb_object_t *check = sdb_llist_search_by_name(list,
 179                                 unused_names[i]);
 180                 fail_unless(check == NULL,
 181                                 "sdb_llist_search_by_name(%s) = %p; expected: NULL",
 182                                 unused_names[i], check);
 183         }
 184 }
 185 END_TEST
 186
 187 START_TEST(test_shift)
 188 {
 189         int i;
 190         populate();
 191         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
 192                 sdb_object_t *check = sdb_llist_shift(list);
 193                 fail_unless(check == &golden_data[i],
 194                                 "sdb_llist_shift() = NULL; expected: %p",
 195                                 &golden_data[i]);
 196                 fail_unless(check->ref_cnt == 2,
 197                                 "sdb_llist_shift() changed reference count; got: %i; "
 198                                 "expected: 2", check->ref_cnt);
 199         }
 200
 201         /* must be empty now */
 202         fail_unless(sdb_llist_shift(list) == NULL,
 203                         "sdb_llist_shift() returned value; expected: NULL");
 204 }
 205 END_TEST
 206
 207 START_TEST(test_iter)
 208 {
 209         sdb_llist_iter_t *iter;
 210         int i;
 211
 212         populate();
 213
 214         iter = sdb_llist_get_iter(list);
 215         fail_unless(iter != NULL,
 216                         "sdb_llist_get_iter() did not return an iterator");
 217
 218         for (i = 0; i < SDB_STATIC_ARRAY_LEN(golden_data); ++i) {
 219                 sdb_object_t *check;
 220                 fail_unless(sdb_llist_iter_has_next(iter),
 221                                 "sdb_llist_iter_has_next() = FALSE; expected: TRUE");
 222                 check = sdb_llist_iter_get_next(iter);
 223                 fail_unless(check == &golden_data[i],
 224                                 "sdb_llist_iter_get_next() = %p; expected: %p",
 225                                 check, &golden_data[i]);
 226         }
 227
 228         fail_unless(!sdb_llist_iter_has_next(iter),
 229                         "sdb_llist_iter_has_next() = TRUE; expected: FALSE");
 230         fail_unless(sdb_llist_iter_get_next(iter) == NULL,
 231                         "sdb_llist_iter_get_next() returned value; expected: NULL");
 232         sdb_llist_iter_destroy(iter);
 233 }
 234 END_TEST
 235
 236 Suite *
 237 util_llist_suite(void)
 238 {
 239         Suite *s = suite_create("utils::llist");
 240         TCase *tc;
 241
 242         tc = tcase_create("core");
 243         tcase_add_checked_fixture(tc, setup, teardown);
 244         tcase_add_test(tc, test_clone);
 245         tcase_add_test(tc, test_destroy);
 246         tcase_add_test(tc, test_append);
 247         tcase_add_test(tc, test_insert);
 248         tcase_add_test(tc, test_insert_invalid);
 249         tcase_add_test(tc, test_search);
 250         tcase_add_test(tc, test_shift);
 251         tcase_add_test(tc, test_iter);
 252         suite_add_tcase(s, tc);
 253
 254         return s;
 255 } /* util_llist_suite */
 256
 257 /* vim: set tw=78 sw=4 ts=4 noexpandtab : */
 258