From a04a5f7472bd8146936864702084e533d474eea4 Mon Sep 17 00:00:00 2001 From: Rusty Russell Date: Sat, 1 Jan 2011 17:15:10 +1030 Subject: [PATCH] list: test CCAN_LIST_DEBUG=1 case --- ccan/list/test/run-with-debug.c | 131 ++++++++++++++++++++++++++++++++ 1 file changed, 131 insertions(+) create mode 100644 ccan/list/test/run-with-debug.c diff --git a/ccan/list/test/run-with-debug.c b/ccan/list/test/run-with-debug.c new file mode 100644 index 00000000..d34c660e --- /dev/null +++ b/ccan/list/test/run-with-debug.c @@ -0,0 +1,131 @@ +#define CCAN_LIST_DEBUG 1 +#include +#include +#include + +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(); +} -- 2.39.2