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authorJan Janssen <medhefgo@web.de>2013-06-26 13:43:16 +0200
committerZbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>2013-06-27 01:38:47 -0400
commit3b18ae6866043ac4d96ee9bcada1a42469c80129 (patch)
tree969251410732b789aaf024d42aad9a9d2c1ac539 /src/test
parent4ad490007b70e6ac18d3cb04fa2ed92eba1451fa (diff)
test: Add list testcase
Diffstat (limited to 'src/test')
-rw-r--r--src/test/test-list.c109
1 files changed, 109 insertions, 0 deletions
diff --git a/src/test/test-list.c b/src/test/test-list.c
new file mode 100644
index 0000000000..2710504765
--- /dev/null
+++ b/src/test/test-list.c
@@ -0,0 +1,109 @@
+/***
+ This file is part of systemd
+
+ Copyright 2013 Jan Janssen
+
+ systemd is free software; you can redistribute it and/or modify it
+ under the terms of the GNU Lesser General Public License as published by
+ the Free Software Foundation; either version 2.1 of the License, or
+ (at your option) any later version.
+
+ systemd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public License
+ along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include "list.h"
+#include "util.h"
+
+int main(int argc, const char *argv[]) {
+ size_t i;
+ typedef struct list_item {
+ LIST_FIELDS(struct list_item, item);
+ } list_item;
+ LIST_HEAD(list_item, head);
+ list_item items[4];
+ list_item *cursor;
+
+ LIST_HEAD_INIT(list_item, head);
+ assert_se(head == NULL);
+
+ for (i = 0; i < ELEMENTSOF(items); i++) {
+ LIST_INIT(list_item, item, &items[i]);
+ assert_se(LIST_JUST_US(item, &items[i]));
+ LIST_PREPEND(list_item, item, head, &items[i]);
+ }
+
+ assert_se(!LIST_JUST_US(item, head));
+
+ assert_se(items[0].item_next == NULL);
+ assert_se(items[1].item_next == &items[0]);
+ assert_se(items[2].item_next == &items[1]);
+ assert_se(items[3].item_next == &items[2]);
+
+ assert_se(items[0].item_prev == &items[1]);
+ assert_se(items[1].item_prev == &items[2]);
+ assert_se(items[2].item_prev == &items[3]);
+ assert_se(items[3].item_prev == NULL);
+
+ LIST_FIND_HEAD(list_item, item, &items[0], cursor);
+ assert_se(cursor == &items[3]);
+
+ LIST_FIND_TAIL(list_item, item, &items[3], cursor);
+ assert_se(cursor == &items[0]);
+
+ LIST_REMOVE(list_item, item, head, &items[1]);
+ assert_se(LIST_JUST_US(item, &items[1]));
+
+ assert_se(items[0].item_next == NULL);
+ assert_se(items[2].item_next == &items[0]);
+ assert_se(items[3].item_next == &items[2]);
+
+ assert_se(items[0].item_prev == &items[2]);
+ assert_se(items[2].item_prev == &items[3]);
+ assert_se(items[3].item_prev == NULL);
+
+ LIST_INSERT_AFTER(list_item, item, head, &items[3], &items[1]);
+ assert_se(items[0].item_next == NULL);
+ assert_se(items[2].item_next == &items[0]);
+ assert_se(items[1].item_next == &items[2]);
+ assert_se(items[3].item_next == &items[1]);
+
+ assert_se(items[0].item_prev == &items[2]);
+ assert_se(items[2].item_prev == &items[1]);
+ assert_se(items[1].item_prev == &items[3]);
+ assert_se(items[3].item_prev == NULL);
+
+ LIST_REMOVE(list_item, item, head, &items[0]);
+ assert_se(LIST_JUST_US(item, &items[0]));
+
+ assert_se(items[2].item_next == NULL);
+ assert_se(items[1].item_next == &items[2]);
+ assert_se(items[3].item_next == &items[1]);
+
+ assert_se(items[2].item_prev == &items[1]);
+ assert_se(items[1].item_prev == &items[3]);
+ assert_se(items[3].item_prev == NULL);
+
+ LIST_REMOVE(list_item, item, head, &items[1]);
+ assert_se(LIST_JUST_US(item, &items[1]));
+
+ assert_se(items[2].item_next == NULL);
+ assert_se(items[3].item_next == &items[2]);
+
+ assert_se(items[2].item_prev == &items[3]);
+ assert_se(items[3].item_prev == NULL);
+
+ LIST_REMOVE(list_item, item, head, &items[2]);
+ assert_se(LIST_JUST_US(item, &items[2]));
+ assert_se(LIST_JUST_US(item, head));
+
+ LIST_REMOVE(list_item, item, head, &items[3]);
+ assert_se(LIST_JUST_US(item, &items[3]));
+
+ return 0;
+}