asterisk/tests/test_named_lock.c

152 lines
3.5 KiB
C

/*
* Asterisk -- An open source telephony toolkit.
*
* Copyright (C) 2016, Fairview 5 Engineering, LLC
*
* George Joseph <george.joseph@fairview5.com>
*
* See http://www.asterisk.org for more information about
* the Asterisk project. Please do not directly contact
* any of the maintainers of this project for assistance;
* the project provides a web site, mailing lists and IRC
* channels for your use.
*
* This program is free software, distributed under the terms of
* the GNU General Public License Version 2. See the LICENSE file
* at the top of the source tree.
*/
/*!
* \file
* \brief Named Lock unit tests
*
* \author George Joseph <george.joseph@fairview5.com>
*
*/
/*** MODULEINFO
<depend>TEST_FRAMEWORK</depend>
<support_level>core</support_level>
***/
#include "asterisk.h"
#include <signal.h>
#include "asterisk/test.h"
#include "asterisk/utils.h"
#include "asterisk/module.h"
#include "asterisk/lock.h"
#include "asterisk/named_locks.h"
static void *lock_thread(void *data)
{
struct ast_named_lock *lock = ast_named_lock_get(AST_NAMED_LOCK_TYPE_MUTEX, "lock_test", data);
if (!lock) {
return NULL;
}
ao2_lock(lock);
usleep(3000000);
ao2_unlock(lock);
ast_named_lock_put(lock);
return NULL;
}
AST_TEST_DEFINE(named_lock_test)
{
enum ast_test_result_state res = AST_TEST_FAIL;
struct ast_named_lock *lock1 = NULL;
struct ast_named_lock *lock2 = NULL;
pthread_t thread1;
pthread_t thread2;
struct timeval start_time;
int64_t duration;
switch(cmd) {
case TEST_INIT:
info->name = "named_lock_test";
info->category = "/main/lock/";
info->summary = "Named Lock test";
info->description =
"Tests that named locks operate as expected";
return AST_TEST_NOT_RUN;
case TEST_EXECUTE:
break;
}
ast_test_status_update(test, "This test should take about 3 seconds\n");
/* 2 locks/threads to make sure they're independent */
ast_pthread_create(&thread1, NULL, lock_thread, "lock_1");
ast_pthread_create(&thread2, NULL, lock_thread, "lock_2");
lock1 = ast_named_lock_get(AST_NAMED_LOCK_TYPE_MUTEX, "lock_test", "lock_1");
ast_test_validate_cleanup(test, lock1 != NULL, res, fail);
lock2 = ast_named_lock_get(AST_NAMED_LOCK_TYPE_MUTEX, "lock_test", "lock_2");
ast_test_validate_cleanup(test, lock2 != NULL, res, fail);
usleep(1000000);
/* These should both fail */
if (!ao2_trylock(lock1)) {
ast_test_status_update(test, "ao2_trylock on lock1 succeeded when it should have failed\n");
ao2_unlock(lock1);
goto fail;
}
if (!ao2_trylock(lock2)) {
ast_test_status_update(test, "ao2_trylock on lock2 succeeded when it should have failed\n");
ao2_unlock(lock2);
goto fail;
}
start_time = ast_tvnow();
/* These should both succeed eventually */
if (ao2_lock(lock1)) {
ast_test_status_update(test, "ao2_lock on lock1 failed\n");
goto fail;
}
ao2_unlock(lock1);
if (ao2_lock(lock2)) {
ast_test_status_update(test, "ao2_lock on lock2 failed\n");
goto fail;
}
ao2_unlock(lock2);
duration = ast_tvdiff_ms(ast_tvnow(), start_time);
ast_test_validate_cleanup(test, duration > 1500 && duration < 3500, res, fail);
res = AST_TEST_PASS;
fail:
ast_named_lock_put(lock1);
ast_named_lock_put(lock2);
pthread_join(thread1, NULL);
pthread_join(thread2, NULL);
return res;
}
static int unload_module(void)
{
AST_TEST_UNREGISTER(named_lock_test);
return 0;
}
static int load_module(void)
{
AST_TEST_REGISTER(named_lock_test);
return AST_MODULE_LOAD_SUCCESS;
}
AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Named Lock test module");