Tristan Matthews | 0a329cc | 2013-07-17 13:20:14 -0400 | [diff] [blame] | 1 | /* $Id: timer.c 4537 2013-06-19 06:47:43Z riza $ */ |
| 2 | /* |
| 3 | * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com) |
| 4 | * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License as published by |
| 8 | * the Free Software Foundation; either version 2 of the License, or |
| 9 | * (at your option) any later version. |
| 10 | * |
| 11 | * This program is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | * GNU General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU General Public License |
| 17 | * along with this program; if not, write to the Free Software |
| 18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 19 | */ |
| 20 | #include "test.h" |
| 21 | |
| 22 | /** |
| 23 | * \page page_pjlib_timer_test Test: Timer |
| 24 | * |
| 25 | * This file provides implementation of \b timer_test(). It tests the |
| 26 | * functionality of the timer heap. |
| 27 | * |
| 28 | * |
| 29 | * This file is <b>pjlib-test/timer.c</b> |
| 30 | * |
| 31 | * \include pjlib-test/timer.c |
| 32 | */ |
| 33 | |
| 34 | |
| 35 | #if INCLUDE_TIMER_TEST |
| 36 | |
| 37 | #include <pjlib.h> |
| 38 | |
| 39 | #define LOOP 16 |
| 40 | #define MIN_COUNT 250 |
| 41 | #define MAX_COUNT (LOOP * MIN_COUNT) |
| 42 | #define MIN_DELAY 2 |
| 43 | #define D (MAX_COUNT / 32000) |
| 44 | #define DELAY (D < MIN_DELAY ? MIN_DELAY : D) |
| 45 | #define THIS_FILE "timer_test" |
| 46 | |
| 47 | |
| 48 | static void timer_callback(pj_timer_heap_t *ht, pj_timer_entry *e) |
| 49 | { |
| 50 | PJ_UNUSED_ARG(ht); |
| 51 | PJ_UNUSED_ARG(e); |
| 52 | } |
| 53 | |
| 54 | static int test_timer_heap(void) |
| 55 | { |
| 56 | int i, j; |
| 57 | pj_timer_entry *entry; |
| 58 | pj_pool_t *pool; |
| 59 | pj_timer_heap_t *timer; |
| 60 | pj_time_val delay; |
| 61 | pj_status_t rc; int err=0; |
| 62 | pj_size_t size; |
| 63 | unsigned count; |
| 64 | |
| 65 | size = pj_timer_heap_mem_size(MAX_COUNT)+MAX_COUNT*sizeof(pj_timer_entry); |
| 66 | pool = pj_pool_create( mem, NULL, size, 4000, NULL); |
| 67 | if (!pool) { |
| 68 | PJ_LOG(3,("test", "...error: unable to create pool of %u bytes", |
| 69 | size)); |
| 70 | return -10; |
| 71 | } |
| 72 | |
| 73 | entry = (pj_timer_entry*)pj_pool_calloc(pool, MAX_COUNT, sizeof(*entry)); |
| 74 | if (!entry) |
| 75 | return -20; |
| 76 | |
| 77 | for (i=0; i<MAX_COUNT; ++i) { |
| 78 | entry[i].cb = &timer_callback; |
| 79 | } |
| 80 | rc = pj_timer_heap_create(pool, MAX_COUNT, &timer); |
| 81 | if (rc != PJ_SUCCESS) { |
| 82 | app_perror("...error: unable to create timer heap", rc); |
| 83 | return -30; |
| 84 | } |
| 85 | |
| 86 | count = MIN_COUNT; |
| 87 | for (i=0; i<LOOP; ++i) { |
| 88 | int early = 0; |
| 89 | int done=0; |
| 90 | int cancelled=0; |
| 91 | int rc; |
| 92 | pj_timestamp t1, t2, t_sched, t_cancel, t_poll; |
| 93 | pj_time_val now, expire; |
| 94 | |
| 95 | pj_gettimeofday(&now); |
| 96 | pj_srand(now.sec); |
| 97 | t_sched.u32.lo = t_cancel.u32.lo = t_poll.u32.lo = 0; |
| 98 | |
| 99 | // Register timers |
| 100 | for (j=0; j<(int)count; ++j) { |
| 101 | delay.sec = pj_rand() % DELAY; |
| 102 | delay.msec = pj_rand() % 1000; |
| 103 | |
| 104 | // Schedule timer |
| 105 | pj_get_timestamp(&t1); |
| 106 | rc = pj_timer_heap_schedule(timer, &entry[j], &delay); |
| 107 | if (rc != 0) |
| 108 | return -40; |
| 109 | pj_get_timestamp(&t2); |
| 110 | |
| 111 | t_sched.u32.lo += (t2.u32.lo - t1.u32.lo); |
| 112 | |
| 113 | // Poll timers. |
| 114 | pj_get_timestamp(&t1); |
| 115 | rc = pj_timer_heap_poll(timer, NULL); |
| 116 | pj_get_timestamp(&t2); |
| 117 | if (rc > 0) { |
| 118 | t_poll.u32.lo += (t2.u32.lo - t1.u32.lo); |
| 119 | early += rc; |
| 120 | } |
| 121 | } |
| 122 | |
| 123 | // Set the time where all timers should finish |
| 124 | pj_gettimeofday(&expire); |
| 125 | delay.sec = DELAY; |
| 126 | delay.msec = 0; |
| 127 | PJ_TIME_VAL_ADD(expire, delay); |
| 128 | |
| 129 | // Wait unfil all timers finish, cancel some of them. |
| 130 | do { |
| 131 | int index = pj_rand() % count; |
| 132 | pj_get_timestamp(&t1); |
| 133 | rc = pj_timer_heap_cancel(timer, &entry[index]); |
| 134 | pj_get_timestamp(&t2); |
| 135 | if (rc > 0) { |
| 136 | cancelled += rc; |
| 137 | t_cancel.u32.lo += (t2.u32.lo - t1.u32.lo); |
| 138 | } |
| 139 | |
| 140 | pj_gettimeofday(&now); |
| 141 | |
| 142 | pj_get_timestamp(&t1); |
| 143 | #if defined(PJ_SYMBIAN) && PJ_SYMBIAN!=0 |
| 144 | /* On Symbian, we must use OS poll (Active Scheduler poll) since |
| 145 | * timer is implemented using Active Object. |
| 146 | */ |
| 147 | rc = 0; |
| 148 | while (pj_symbianos_poll(-1, 0)) |
| 149 | ++rc; |
| 150 | #else |
| 151 | rc = pj_timer_heap_poll(timer, NULL); |
| 152 | #endif |
| 153 | pj_get_timestamp(&t2); |
| 154 | if (rc > 0) { |
| 155 | done += rc; |
| 156 | t_poll.u32.lo += (t2.u32.lo - t1.u32.lo); |
| 157 | } |
| 158 | |
| 159 | } while (PJ_TIME_VAL_LTE(now, expire)&&pj_timer_heap_count(timer) > 0); |
| 160 | |
| 161 | if (pj_timer_heap_count(timer)) { |
| 162 | PJ_LOG(3, (THIS_FILE, "ERROR: %d timers left", |
| 163 | pj_timer_heap_count(timer))); |
| 164 | ++err; |
| 165 | } |
| 166 | t_sched.u32.lo /= count; |
| 167 | t_cancel.u32.lo /= count; |
| 168 | t_poll.u32.lo /= count; |
| 169 | PJ_LOG(4, (THIS_FILE, |
| 170 | "...ok (count:%d, early:%d, cancelled:%d, " |
| 171 | "sched:%d, cancel:%d poll:%d)", |
| 172 | count, early, cancelled, t_sched.u32.lo, t_cancel.u32.lo, |
| 173 | t_poll.u32.lo)); |
| 174 | |
| 175 | count = count * 2; |
| 176 | if (count > MAX_COUNT) |
| 177 | break; |
| 178 | } |
| 179 | |
| 180 | pj_pool_release(pool); |
| 181 | return err; |
| 182 | } |
| 183 | |
| 184 | |
| 185 | int timer_test() |
| 186 | { |
| 187 | return test_timer_heap(); |
| 188 | } |
| 189 | |
| 190 | #else |
| 191 | /* To prevent warning about "translation unit is empty" |
| 192 | * when this test is disabled. |
| 193 | */ |
| 194 | int dummy_timer_test; |
| 195 | #endif /* INCLUDE_TIMER_TEST */ |
| 196 | |
| 197 | |