list: test CCAN_LIST_DEBUG=1 case
authorRusty Russell <rusty@rustcorp.com.au>
Sat, 1 Jan 2011 06:45:10 +0000 (17:15 +1030)
committerRusty Russell <rusty@rustcorp.com.au>
Sat, 1 Jan 2011 06:45:10 +0000 (17:15 +1030)
ccan/list/test/run-with-debug.c [new file with mode: 0644]

diff --git a/ccan/list/test/run-with-debug.c b/ccan/list/test/run-with-debug.c
new file mode 100644 (file)
index 0000000..d34c660
--- /dev/null
@@ -0,0 +1,131 @@
+#define CCAN_LIST_DEBUG 1
+#include <ccan/list/list.h>
+#include <ccan/tap/tap.h>
+#include <ccan/list/list.c>
+
+struct parent {
+       const char *name;
+       struct list_head children;
+       unsigned int num_children;
+};
+
+struct child {
+       const char *name;
+       struct list_node list;
+};
+
+static LIST_HEAD(static_list);
+
+int main(int argc, char *argv[])
+{
+       struct parent parent;
+       struct child c1, c2, c3, *c, *n;
+       unsigned int i;
+
+       plan_tests(47);
+       /* Test LIST_HEAD, list_empty and check_list */
+       ok1(list_empty(&static_list));
+       ok1(list_check(&static_list, NULL));
+
+       parent.num_children = 0;
+       list_head_init(&parent.children);
+       /* Test list_head_init */
+       ok1(list_empty(&parent.children));
+       ok1(list_check(&parent.children, NULL));
+
+       c2.name = "c2";
+       list_add(&parent.children, &c2.list);
+       /* Test list_add and !list_empty. */
+       ok1(!list_empty(&parent.children));
+       ok1(c2.list.next == &parent.children.n);
+       ok1(c2.list.prev == &parent.children.n);
+       ok1(parent.children.n.next == &c2.list);
+       ok1(parent.children.n.prev == &c2.list);
+       /* Test list_check */
+       ok1(list_check(&parent.children, NULL));
+
+       c1.name = "c1";
+       list_add(&parent.children, &c1.list);
+       /* Test list_add and !list_empty. */
+       ok1(!list_empty(&parent.children));
+       ok1(c2.list.next == &parent.children.n);
+       ok1(c2.list.prev == &c1.list);
+       ok1(parent.children.n.next == &c1.list);
+       ok1(parent.children.n.prev == &c2.list);
+       ok1(c1.list.next == &c2.list);
+       ok1(c1.list.prev == &parent.children.n);
+       /* Test list_check */
+       ok1(list_check(&parent.children, NULL));
+
+       c3.name = "c3";
+       list_add_tail(&parent.children, &c3.list);
+       /* Test list_add_tail and !list_empty. */
+       ok1(!list_empty(&parent.children));
+       ok1(parent.children.n.next == &c1.list);
+       ok1(parent.children.n.prev == &c3.list);
+       ok1(c1.list.next == &c2.list);
+       ok1(c1.list.prev == &parent.children.n);
+       ok1(c2.list.next == &c3.list);
+       ok1(c2.list.prev == &c1.list);
+       ok1(c3.list.next == &parent.children.n);
+       ok1(c3.list.prev == &c2.list);
+       /* Test list_check */
+       ok1(list_check(&parent.children, NULL));
+
+       /* Test list_check_node */
+       ok1(list_check_node(&c1.list, NULL));
+       ok1(list_check_node(&c2.list, NULL));
+       ok1(list_check_node(&c3.list, NULL));
+
+       /* Test list_top */
+       ok1(list_top(&parent.children, struct child, list) == &c1);
+
+       /* Test list_tail */
+       ok1(list_tail(&parent.children, struct child, list) == &c3);
+
+       /* Test list_for_each. */
+       i = 0;
+       list_for_each(&parent.children, c, list) {
+               switch (i++) {
+               case 0:
+                       ok1(c == &c1);
+                       break;
+               case 1:
+                       ok1(c == &c2);
+                       break;
+               case 2:
+                       ok1(c == &c3);
+                       break;
+               }
+               if (i > 2)
+                       break;
+       }
+       ok1(i == 3);
+
+       /* Test list_for_each_safe and list_del. */
+       i = 0;
+       list_for_each_safe(&parent.children, c, n, list) {
+               switch (i++) {
+               case 0:
+                       ok1(c == &c1);
+                       break;
+               case 1:
+                       ok1(c == &c2);
+                       break;
+               case 2:
+                       ok1(c == &c3);
+                       break;
+               }
+               list_del(&c->list);
+               ok1(list_check(&parent.children, NULL));
+               if (i > 2)
+                       break;
+       }
+       ok1(i == 3);
+       ok1(list_empty(&parent.children));
+
+       /* Test list_top/list_tail on empty list. */
+       ok1(list_top(&parent.children, struct child, list) == NULL);
+       ok1(list_tail(&parent.children, struct child, list) == NULL);
+       return exit_status();
+}