| #include <stdio.h> |
| #include <errno.h> |
| |
| #include <osmocom/core/talloc.h> |
| #include <osmocom/core/utils.h> |
| #include <osmocom/core/it_q.h> |
| |
| struct it_q_test1 { |
| struct llist_head list; |
| int *foo; |
| }; |
| |
| struct it_q_test2 { |
| int foo; |
| struct llist_head list; |
| }; |
| |
| #define ENTER_TC printf("\n== Entering test case %s\n", __func__) |
| |
| static void tc_alloc(void) |
| { |
| struct osmo_it_q *q1, *q2; |
| |
| ENTER_TC; |
| |
| printf("allocating q1\n"); |
| q1 = osmo_it_q_alloc(OTC_GLOBAL, "q1", 3, NULL, NULL); |
| OSMO_ASSERT(q1); |
| |
| /* ensure that no duplicate allocation for the */ |
| printf("attempting duplicate allocation of qa\n"); |
| q2 = osmo_it_q_alloc(OTC_GLOBAL, "q1", 3, NULL, NULL); |
| OSMO_ASSERT(!q2); |
| |
| /* ensure that same name can be re-created after destroying old one */ |
| osmo_it_q_destroy(q1); |
| printf("re-allocating q1\n"); |
| q1 = osmo_it_q_alloc(OTC_GLOBAL, "q1", 3, NULL, NULL); |
| OSMO_ASSERT(q1); |
| |
| osmo_it_q_destroy(q1); |
| } |
| |
| static void tc_queue_length(void) |
| { |
| struct osmo_it_q *q1; |
| unsigned int qlen = 3; |
| struct it_q_test1 *item; |
| int i, rc; |
| |
| ENTER_TC; |
| |
| printf("allocating q1\n"); |
| q1 = osmo_it_q_alloc(OTC_GLOBAL, "q1", qlen, NULL, NULL); |
| OSMO_ASSERT(q1); |
| |
| printf("adding queue entries up to the limit\n"); |
| for (i = 0; i < qlen; i++) { |
| item = talloc_zero(OTC_GLOBAL, struct it_q_test1); |
| rc = osmo_it_q_enqueue(q1, item, list); |
| OSMO_ASSERT(rc == 0); |
| } |
| printf("attempting to add more than the limit\n"); |
| item = talloc_zero(OTC_GLOBAL, struct it_q_test1); |
| rc = osmo_it_q_enqueue(q1, item, list); |
| OSMO_ASSERT(rc == -ENOSPC); |
| |
| osmo_it_q_destroy(q1); |
| } |
| |
| static int g_read_cb_count; |
| |
| static void q_read_cb(struct osmo_it_q *q, struct llist_head *item) |
| { |
| struct it_q_test1 *it = container_of(item, struct it_q_test1, list); |
| *it->foo += 1; |
| talloc_free(item); |
| } |
| |
| static void tc_eventfd(void) |
| { |
| struct osmo_it_q *q1; |
| unsigned int qlen = 30; |
| struct it_q_test1 *item; |
| int i, rc; |
| |
| ENTER_TC; |
| |
| printf("allocating q1\n"); |
| q1 = osmo_it_q_alloc(OTC_GLOBAL, "q1", qlen, q_read_cb, NULL); |
| OSMO_ASSERT(q1); |
| osmo_fd_register(&q1->event_ofd); |
| |
| /* ensure read-cb isn't called unless we enqueue something */ |
| osmo_select_main(1); |
| OSMO_ASSERT(g_read_cb_count == 0); |
| |
| /* ensure read-cb is called for each enqueued msg once */ |
| printf("adding %u queue entries up to the limit\n", qlen); |
| for (i = 0; i < qlen; i++) { |
| item = talloc_zero(OTC_GLOBAL, struct it_q_test1); |
| item->foo = &g_read_cb_count; |
| rc = osmo_it_q_enqueue(q1, item, list); |
| OSMO_ASSERT(rc == 0); |
| } |
| |
| osmo_select_main(1); |
| printf("%u entries were dequeued\n", qlen); |
| OSMO_ASSERT(g_read_cb_count == qlen); |
| |
| osmo_it_q_destroy(q1); |
| } |
| |
| int main(int argc, char **argv) |
| { |
| tc_alloc(); |
| tc_queue_length(); |
| tc_eventfd(); |
| return 0; |
| } |