]>
git.proxmox.com Git - systemd.git/blob - src/test/test-list.c
2 This file is part of systemd
4 Copyright 2013 Jan Janssen
6 systemd is free software; you can redistribute it and/or modify it
7 under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or
9 (at your option) any later version.
11 systemd is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with systemd; If not, see <http://www.gnu.org/licenses/>.
23 int main(int argc
, const char *argv
[]) {
25 typedef struct list_item
{
26 LIST_FIELDS(struct list_item
, item
);
28 LIST_HEAD(list_item
, head
);
32 LIST_HEAD_INIT(list_item
, head
);
33 assert_se(head
== NULL
);
35 for (i
= 0; i
< ELEMENTSOF(items
); i
++) {
36 LIST_INIT(list_item
, item
, &items
[i
]);
37 assert_se(LIST_JUST_US(item
, &items
[i
]));
38 LIST_PREPEND(list_item
, item
, head
, &items
[i
]);
41 assert_se(!LIST_JUST_US(item
, head
));
43 assert_se(items
[0].item_next
== NULL
);
44 assert_se(items
[1].item_next
== &items
[0]);
45 assert_se(items
[2].item_next
== &items
[1]);
46 assert_se(items
[3].item_next
== &items
[2]);
48 assert_se(items
[0].item_prev
== &items
[1]);
49 assert_se(items
[1].item_prev
== &items
[2]);
50 assert_se(items
[2].item_prev
== &items
[3]);
51 assert_se(items
[3].item_prev
== NULL
);
53 LIST_FIND_HEAD(list_item
, item
, &items
[0], cursor
);
54 assert_se(cursor
== &items
[3]);
56 LIST_FIND_TAIL(list_item
, item
, &items
[3], cursor
);
57 assert_se(cursor
== &items
[0]);
59 LIST_REMOVE(list_item
, item
, head
, &items
[1]);
60 assert_se(LIST_JUST_US(item
, &items
[1]));
62 assert_se(items
[0].item_next
== NULL
);
63 assert_se(items
[2].item_next
== &items
[0]);
64 assert_se(items
[3].item_next
== &items
[2]);
66 assert_se(items
[0].item_prev
== &items
[2]);
67 assert_se(items
[2].item_prev
== &items
[3]);
68 assert_se(items
[3].item_prev
== NULL
);
70 LIST_INSERT_AFTER(list_item
, item
, head
, &items
[3], &items
[1]);
71 assert_se(items
[0].item_next
== NULL
);
72 assert_se(items
[2].item_next
== &items
[0]);
73 assert_se(items
[1].item_next
== &items
[2]);
74 assert_se(items
[3].item_next
== &items
[1]);
76 assert_se(items
[0].item_prev
== &items
[2]);
77 assert_se(items
[2].item_prev
== &items
[1]);
78 assert_se(items
[1].item_prev
== &items
[3]);
79 assert_se(items
[3].item_prev
== NULL
);
81 LIST_REMOVE(list_item
, item
, head
, &items
[0]);
82 assert_se(LIST_JUST_US(item
, &items
[0]));
84 assert_se(items
[2].item_next
== NULL
);
85 assert_se(items
[1].item_next
== &items
[2]);
86 assert_se(items
[3].item_next
== &items
[1]);
88 assert_se(items
[2].item_prev
== &items
[1]);
89 assert_se(items
[1].item_prev
== &items
[3]);
90 assert_se(items
[3].item_prev
== NULL
);
92 LIST_REMOVE(list_item
, item
, head
, &items
[1]);
93 assert_se(LIST_JUST_US(item
, &items
[1]));
95 assert_se(items
[2].item_next
== NULL
);
96 assert_se(items
[3].item_next
== &items
[2]);
98 assert_se(items
[2].item_prev
== &items
[3]);
99 assert_se(items
[3].item_prev
== NULL
);
101 LIST_REMOVE(list_item
, item
, head
, &items
[2]);
102 assert_se(LIST_JUST_US(item
, &items
[2]));
103 assert_se(LIST_JUST_US(item
, head
));
105 LIST_REMOVE(list_item
, item
, head
, &items
[3]);
106 assert_se(LIST_JUST_US(item
, &items
[3]));