test_named_lock.c File Reference

Named Lock unit tests. More...

#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"

Include dependency graph for test_named_lock.c:

Go to the source code of this file.

Functions
static void	__reg_module (void)
static void	__unreg_module (void)
struct ast_module *	AST_MODULE_SELF_SYM (void)
	AST_TEST_DEFINE (named_lock_test)
static int	load_module (void)
static void *	lock_thread (void *data)
static int	unload_module (void)

Variables
static struct ast_module_info	__mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "Named Lock test module" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_DEFAULT, .support_level = AST_MODULE_SUPPORT_CORE, }
static const struct ast_module_info *	ast_module_info = &__mod_info

Detailed Description

Named Lock unit tests.

Author

George Joseph georg.nosp@m.e.jo.nosp@m.seph@.nosp@m.fair.nosp@m.view5.nosp@m..com

Definition in file test_named_lock.c.

Function Documentation

__reg_module()

static void __reg_module ( void  )

static

Definition at line 151 of file test_named_lock.c.

__unreg_module()

static void __unreg_module ( void  )

static

Definition at line 151 of file test_named_lock.c.

AST_MODULE_SELF_SYM()

struct ast_module * AST_MODULE_SELF_SYM

(

void

)

Definition at line 151 of file test_named_lock.c.

AST_TEST_DEFINE()

AST_TEST_DEFINE

(

named_lock_test

)

Definition at line 58 of file test_named_lock.c.

{
    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;
}

References ao2_lock, ao2_trylock, ao2_unlock, ast_named_lock_get, ast_named_lock_put, AST_NAMED_LOCK_TYPE_MUTEX, ast_pthread_create, AST_TEST_FAIL, AST_TEST_NOT_RUN, AST_TEST_PASS, ast_test_status_update, ast_tvdiff_ms(), ast_tvnow(), lock_thread(), NULL, TEST_EXECUTE, and TEST_INIT.

load_module()

static int load_module ( void  )

static

Definition at line 145 of file test_named_lock.c.

{
    AST_TEST_REGISTER(named_lock_test);
    return AST_MODULE_LOAD_SUCCESS;
}

References AST_MODULE_LOAD_SUCCESS, and AST_TEST_REGISTER.

lock_thread()

static void * lock_thread ( void *  data )

static

Definition at line 41 of file test_named_lock.c.

{
    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;
}

References ao2_lock, ao2_unlock, ast_named_lock_get, ast_named_lock_put, AST_NAMED_LOCK_TYPE_MUTEX, lock, and NULL.

Referenced by AST_TEST_DEFINE().

unload_module()

static int unload_module ( void  )

static

Definition at line 139 of file test_named_lock.c.

{
    AST_TEST_UNREGISTER(named_lock_test);
    return 0;
}

References AST_TEST_UNREGISTER.

Variable Documentation

__mod_info

struct ast_module_info __mod_info = { .name = AST_MODULE, .flags = AST_MODFLAG_LOAD_ORDER , .description = "Named Lock test module" , .key = ASTERISK_GPL_KEY , .buildopt_sum = AST_BUILDOPT_SUM, .load = load_module, .unload = unload_module, .load_pri = AST_MODPRI_DEFAULT, .support_level = AST_MODULE_SUPPORT_CORE, }

static

Definition at line 151 of file test_named_lock.c.

ast_module_info

const struct ast_module_info* ast_module_info = &__mod_info

static

Definition at line 151 of file test_named_lock.c.