libqb/tests/check_loop.c
Angus Salkeld 45fa3b045d TESTS: use new logging API
Signed-off-by: Angus Salkeld <asalkeld@redhat.com>
2011-04-14 16:05:46 +10:00

441 lines
11 KiB
C

/*
* Copyright (c) 2010 Red Hat, Inc.
*
* All rights reserved.
*
* Author: Angus Salkeld <asalkeld@redhat.com>
*
* This file is part of libqb.
*
* libqb is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 2.1 of the License, or
* (at your option) any later version.
*
* libqb is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with libqb. If not, see <http://www.gnu.org/licenses/>.
*/
#include "os_base.h"
#include <check.h>
#include <qb/qbdefs.h>
#include <qb/qbutil.h>
#include <qb/qbloop.h>
#include <qb/qblog.h>
static int32_t job_1_run_count = 0;
static int32_t job_2_run_count = 0;
static int32_t job_3_run_count = 0;
static void job_1(void *data)
{
job_1_run_count++;
}
static void job_stop(void *data)
{
qb_loop_t *l = (qb_loop_t *)data;
job_3_run_count++;
qb_loop_stop(l);
}
static void job_2(void *data)
{
int32_t res;
qb_loop_t *l = (qb_loop_t *)data;
job_2_run_count++;
res = qb_loop_job_add(l, QB_LOOP_HIGH, data, job_stop);
ck_assert_int_eq(res, 0);
}
static void job_1_r(void *data)
{
int32_t res;
qb_loop_t *l = (qb_loop_t *)data;
job_1_run_count++;
res = qb_loop_job_add(l, QB_LOOP_MED, data, job_2);
ck_assert_int_eq(res, 0);
}
static void job_1_add_nuts(void *data)
{
int32_t res;
qb_loop_t *l = (qb_loop_t *)data;
job_1_run_count++;
res = qb_loop_job_add(l, QB_LOOP_HIGH, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_HIGH, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_HIGH, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_HIGH, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_HIGH, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_HIGH, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_HIGH, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_HIGH, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_MED, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_MED, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_MED, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_MED, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_LOW, data, job_1);
res = qb_loop_job_add(l, QB_LOOP_LOW, data, job_1);
if (job_1_run_count < 500) {
res = qb_loop_job_add(l, QB_LOOP_LOW, data, job_1_add_nuts);
} else {
res = qb_loop_job_add(l, QB_LOOP_LOW, data, job_stop);
}
ck_assert_int_eq(res, 0);
}
START_TEST(test_loop_job_input)
{
int32_t res;
qb_loop_t *l = qb_loop_create();
fail_if(l == NULL);
res = qb_loop_job_add(NULL, QB_LOOP_LOW, NULL, job_2);
ck_assert_int_eq(res, -EINVAL);
res = qb_loop_job_add(l, 89, NULL, job_2);
ck_assert_int_eq(res, -EINVAL);
res = qb_loop_job_add(l, QB_LOOP_LOW, NULL, NULL);
ck_assert_int_eq(res, -EINVAL);
qb_loop_destroy(l);
}
END_TEST
START_TEST(test_loop_job_1)
{
int32_t res;
qb_loop_t *l = qb_loop_create();
fail_if(l == NULL);
res = qb_loop_job_add(l, QB_LOOP_LOW, NULL, job_1);
ck_assert_int_eq(res, 0);
res = qb_loop_job_add(l, QB_LOOP_LOW, l, job_stop);
ck_assert_int_eq(res, 0);
qb_loop_run(l);
ck_assert_int_eq(job_1_run_count, 1);
qb_loop_destroy(l);
}
END_TEST
START_TEST(test_loop_job_4)
{
int32_t res;
qb_loop_t *l = qb_loop_create();
fail_if(l == NULL);
res = qb_loop_job_add(l, QB_LOOP_LOW, l, job_1_r);
ck_assert_int_eq(res, 0);
qb_loop_run(l);
ck_assert_int_eq(job_1_run_count, 1);
ck_assert_int_eq(job_2_run_count, 1);
ck_assert_int_eq(job_3_run_count, 1);
qb_loop_destroy(l);
}
END_TEST
START_TEST(test_loop_job_nuts)
{
int32_t res;
qb_loop_t *l = qb_loop_create();
fail_if(l == NULL);
res = qb_loop_job_add(l, QB_LOOP_LOW, l, job_1_add_nuts);
ck_assert_int_eq(res, 0);
qb_loop_run(l);
fail_if(job_1_run_count < 500);
qb_loop_destroy(l);
}
END_TEST
static Suite *loop_job_suite(void)
{
TCase *tc;
Suite *s = suite_create("loop_job");
tc = tcase_create("limits");
tcase_add_test(tc, test_loop_job_input);
suite_add_tcase(s, tc);
tc = tcase_create("run_one");
tcase_add_test(tc, test_loop_job_1);
suite_add_tcase(s, tc);
tc = tcase_create("run_recursive");
tcase_add_test(tc, test_loop_job_4);
suite_add_tcase(s, tc);
tc = tcase_create("run_500");
tcase_add_test(tc, test_loop_job_nuts);
suite_add_tcase(s, tc);
return s;
}
/*
* -----------------------------------------------------------------------
* Timers
*/
static qb_loop_timer_handle test_th;
START_TEST(test_loop_timer_input)
{
int32_t res;
qb_loop_t *l = qb_loop_create();
fail_if(l == NULL);
res = qb_loop_timer_add(NULL, QB_LOOP_LOW, 5*QB_TIME_NS_IN_MSEC, NULL, job_2, &test_th);
ck_assert_int_eq(res, -EINVAL);
res = qb_loop_timer_add(l, QB_LOOP_LOW, 5*QB_TIME_NS_IN_MSEC, l, NULL, &test_th);
ck_assert_int_eq(res, -EINVAL);
res = qb_loop_timer_add(l, QB_LOOP_LOW, 5*QB_TIME_NS_IN_MSEC, l, job_1, NULL);
ck_assert_int_eq(res, -ENOENT);
qb_loop_destroy(l);
}
END_TEST
static void one_shot_tmo(void*data)
{
static int32_t been_here = QB_FALSE;
ck_assert_int_eq(been_here, QB_FALSE);
been_here = QB_TRUE;
}
static qb_loop_timer_handle reset_th;
static int32_t reset_timer_step = 0;
static void reset_one_shot_tmo(void*data)
{
int32_t res;
qb_loop_t *l = data;
if (reset_timer_step == 0) {
res = qb_loop_timer_del(l, reset_th);
ck_assert_int_eq(res, -EINVAL);
res = qb_loop_timer_add(l, QB_LOOP_LOW, 8*QB_TIME_NS_IN_MSEC, l, reset_one_shot_tmo, &reset_th);
ck_assert_int_eq(res, 0);
}
reset_timer_step++;
}
START_TEST(test_loop_timer_basic)
{
int32_t res;
qb_loop_t *l = qb_loop_create();
fail_if(l == NULL);
res = qb_loop_timer_add(l, QB_LOOP_LOW, 5*QB_TIME_NS_IN_MSEC, l, one_shot_tmo, &test_th);
ck_assert_int_eq(res, 0);
res = qb_loop_timer_add(l, QB_LOOP_LOW, 7*QB_TIME_NS_IN_MSEC, l, reset_one_shot_tmo, &reset_th);
ck_assert_int_eq(res, 0);
res = qb_loop_timer_add(l, QB_LOOP_LOW, 60*QB_TIME_NS_IN_MSEC, l, job_stop, &test_th);
ck_assert_int_eq(res, 0);
qb_loop_run(l);
ck_assert_int_eq(reset_timer_step, 2);
qb_loop_destroy(l);
}
END_TEST
struct qb_stop_watch {
uint64_t start;
uint64_t end;
qb_loop_t *l;
uint64_t ns_timer;
int64_t total;
int32_t count;
int32_t killer;
qb_loop_timer_handle th;
};
static void stop_watch_tmo(void*data)
{
struct qb_stop_watch *sw = (struct qb_stop_watch *)data;
float per;
int64_t diff;
sw->end = qb_util_nano_current_get();
diff = sw->end - sw->start;
if (diff < sw->ns_timer) {
printf("timer expired early! by %"PRIi64"\n", (int64_t)(sw->ns_timer - diff));
}
ck_assert(diff >= sw->ns_timer);
sw->total += diff;
sw->total -= sw->ns_timer;
sw->start = sw->end;
sw->count++;
if (sw->count < 50) {
qb_loop_timer_add(sw->l, QB_LOOP_LOW, sw->ns_timer, data, stop_watch_tmo, &sw->th);
} else {
per = ((sw->total * 100) / sw->count) / (float)sw->ns_timer;
printf("average error for %"PRIu64" ns timer is %"PRIi64" (ns) (%f)\n",
sw->ns_timer,
sw->total/sw->count, per);
if (sw->killer) {
qb_loop_stop(sw->l);
}
}
}
static void start_timer(qb_loop_t *l, struct qb_stop_watch *sw, uint64_t timeout, int32_t killer)
{
int32_t res;
sw->l = l;
sw->count = 0;
sw->total = 0;
sw->killer = killer;
sw->ns_timer = timeout;
sw->start = qb_util_nano_current_get();
res = qb_loop_timer_add(sw->l, QB_LOOP_LOW, sw->ns_timer, sw, stop_watch_tmo, &sw->th);
ck_assert_int_eq(res, 0);
}
START_TEST(test_loop_timer_precision)
{
int32_t i;
uint64_t tmo;
struct qb_stop_watch sw[11];
qb_loop_t *l = qb_loop_create();
fail_if(l == NULL);
for (i = 0; i < 10; i++) {
tmo = ((1 + i * 9) * QB_TIME_NS_IN_MSEC) + 500000;
start_timer(l, &sw[i], tmo, QB_FALSE);
}
start_timer(l, &sw[i], 100 * QB_TIME_NS_IN_MSEC, QB_TRUE);
qb_loop_run(l);
qb_loop_destroy(l);
}
END_TEST
static int expire_leak_counter = 0;
#define EXPIRE_NUM_RUNS 10
static int expire_leak_runs = 0;
static void empty_func_tmo(void*data)
{
expire_leak_counter++;
}
static void stop_func_tmo(void*data)
{
qb_loop_t *l = (qb_loop_t *)data;
qb_log(LOG_DEBUG, "expire_leak_counter:%d", expire_leak_counter);
qb_loop_stop(l);
}
static void next_func_tmo(void*data)
{
qb_loop_t *l = (qb_loop_t *)data;
int32_t i;
uint64_t tmo;
uint64_t max_tmo = 0;
qb_loop_timer_handle th;
qb_log(LOG_DEBUG, "expire_leak_counter:%d", expire_leak_counter);
for (i = 0; i < 300; i++) {
tmo = ((1 + i) * QB_TIME_NS_IN_MSEC) + 500000;
qb_loop_timer_add(l, QB_LOOP_LOW, tmo, NULL, empty_func_tmo, &th);
qb_loop_timer_add(l, QB_LOOP_MED, tmo, NULL, empty_func_tmo, &th);
qb_loop_timer_add(l, QB_LOOP_HIGH, tmo, NULL, empty_func_tmo, &th);
max_tmo = QB_MAX(max_tmo, tmo);
}
expire_leak_runs++;
if (expire_leak_runs == EXPIRE_NUM_RUNS) {
qb_loop_timer_add(l, QB_LOOP_LOW, max_tmo, l, stop_func_tmo, &th);
} else {
qb_loop_timer_add(l, QB_LOOP_LOW, max_tmo, l, next_func_tmo, &th);
}
}
/*
* make sure that file descriptors don't get leaked with no qb_loop_timer_del()
*/
START_TEST(test_loop_timer_expire_leak)
{
int32_t i;
uint64_t tmo;
uint64_t max_tmo = 0;
qb_loop_timer_handle th;
qb_loop_t *l = qb_loop_create();
fail_if(l == NULL);
expire_leak_counter = 0;
for (i = 0; i < 300; i++) {
tmo = ((1 + i) * QB_TIME_NS_IN_MSEC) + 500000;
qb_loop_timer_add(l, QB_LOOP_LOW, tmo, NULL, empty_func_tmo, &th);
qb_loop_timer_add(l, QB_LOOP_MED, tmo, NULL, empty_func_tmo, &th);
qb_loop_timer_add(l, QB_LOOP_HIGH, tmo, NULL, empty_func_tmo, &th);
max_tmo = QB_MAX(max_tmo, tmo);
}
qb_loop_timer_add(l, QB_LOOP_LOW, max_tmo, l, next_func_tmo, &th);
expire_leak_runs = 1;
qb_loop_run(l);
ck_assert_int_eq(expire_leak_counter, 300*3* EXPIRE_NUM_RUNS);
qb_loop_destroy(l);
}
END_TEST
static Suite *loop_timer_suite(void)
{
TCase *tc;
Suite *s = suite_create("loop_timers");
tc = tcase_create("limits");
tcase_add_test(tc, test_loop_timer_input);
suite_add_tcase(s, tc);
tc = tcase_create("basic");
tcase_add_test(tc, test_loop_timer_basic);
tcase_set_timeout(tc, 30);
suite_add_tcase(s, tc);
tc = tcase_create("precision");
tcase_add_test(tc, test_loop_timer_precision);
tcase_set_timeout(tc, 30);
suite_add_tcase(s, tc);
tc = tcase_create("expire_leak");
tcase_add_test(tc, test_loop_timer_expire_leak);
tcase_set_timeout(tc, 30);
suite_add_tcase(s, tc);
return s;
}
int32_t main(void)
{
int32_t number_failed;
SRunner *sr = srunner_create(loop_job_suite());
srunner_add_suite (sr, loop_timer_suite());
qb_log_init("check", LOG_USER, LOG_EMERG);
qb_log_ctl(QB_LOG_SYSLOG, QB_LOG_CONF_ENABLED, QB_FALSE);
qb_log_filter_ctl(QB_LOG_STDERR, QB_LOG_FILTER_ADD,
QB_LOG_FILTER_FILE, "*", LOG_INFO);
qb_log_ctl(QB_LOG_STDERR, QB_LOG_CONF_ENABLED, QB_TRUE);
srunner_run_all(sr, CK_VERBOSE);
number_failed = srunner_ntests_failed(sr);
srunner_free(sr);
return (number_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
}