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/* Copyright 2013 The Chromium OS Authors. All rights reserved.
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*
* Test hooks.
*/
#include "common.h"
#include "console.h"
#include "hooks.h"
#include "test_util.h"
#include "timer.h"
#include "util.h"
static int init_hook_count;
static int tick_hook_count;
static int tick2_hook_count;
static int tick_count_seen_by_tick2;
static timestamp_t tick_time[2];
static int second_hook_count;
static timestamp_t second_time[2];
static int deferred_call_count;
static void init_hook(void)
{
init_hook_count++;
}
DECLARE_HOOK(HOOK_INIT, init_hook, HOOK_PRIO_DEFAULT);
static void tick_hook(void)
{
tick_hook_count++;
tick_time[0] = tick_time[1];
tick_time[1] = get_time();
}
DECLARE_HOOK(HOOK_TICK, tick_hook, HOOK_PRIO_DEFAULT);
static void tick2_hook(void)
{
tick2_hook_count++;
tick_count_seen_by_tick2 = tick_hook_count;
}
/* tick2_hook() prio means it should be called after tick_hook() */
DECLARE_HOOK(HOOK_TICK, tick2_hook, HOOK_PRIO_DEFAULT+1);
static void second_hook(void)
{
second_hook_count++;
second_time[0] = second_time[1];
second_time[1] = get_time();
}
DECLARE_HOOK(HOOK_SECOND, second_hook, HOOK_PRIO_DEFAULT);
static void deferred_func(void)
{
deferred_call_count++;
}
DECLARE_DEFERRED(deferred_func);
static void non_deferred_func(void)
{
deferred_call_count++;
}
static const struct deferred_data non_deferred_func_data = {
non_deferred_func
};
static int test_init_hook(void)
{
TEST_ASSERT(init_hook_count == 1);
return EC_SUCCESS;
}
static int test_ticks(void)
{
int64_t interval;
int error_pct;
/*
* HOOK_SECOND must have been fired at least once when HOOK
* task starts. We only need to wait for just more than a second
* to allow it fires for the second time.
*/
usleep(1300 * MSEC);
interval = tick_time[1].val - tick_time[0].val;
error_pct = (interval - HOOK_TICK_INTERVAL) * 100 /
HOOK_TICK_INTERVAL;
TEST_ASSERT_ABS_LESS(error_pct, 10);
interval = second_time[1].val - second_time[0].val;
error_pct = (interval - SECOND) * 100 / SECOND;
TEST_ASSERT_ABS_LESS(error_pct, 10);
return EC_SUCCESS;
}
static int test_priority(void)
{
usleep(HOOK_TICK_INTERVAL);
TEST_ASSERT(tick_hook_count == tick2_hook_count);
TEST_ASSERT(tick_hook_count == tick_count_seen_by_tick2);
return EC_SUCCESS;
}
static int test_deferred(void)
{
deferred_call_count = 0;
hook_call_deferred(&deferred_func_data, 50 * MSEC);
usleep(100 * MSEC);
TEST_ASSERT(deferred_call_count == 1);
hook_call_deferred(&deferred_func_data, 50 * MSEC);
usleep(25 * MSEC);
hook_call_deferred(&deferred_func_data, -1);
usleep(75 * MSEC);
TEST_ASSERT(deferred_call_count == 1);
hook_call_deferred(&deferred_func_data, 50 * MSEC);
usleep(25 * MSEC);
hook_call_deferred(&deferred_func_data, -1);
usleep(15 * MSEC);
hook_call_deferred(&deferred_func_data, 25 * MSEC);
usleep(50 * MSEC);
TEST_ASSERT(deferred_call_count == 2);
TEST_ASSERT(hook_call_deferred(&non_deferred_func_data, 50 * MSEC) !=
EC_SUCCESS);
usleep(100 * MSEC);
TEST_ASSERT(deferred_call_count == 2);
return EC_SUCCESS;
}
static int repeating_deferred_count;
static void deferred_repeating_func(void);
DECLARE_DEFERRED(deferred_repeating_func);
static void deferred_repeating_func(void)
{
++repeating_deferred_count;
usleep(100 * MSEC);
if (repeating_deferred_count < 5)
hook_call_deferred(&deferred_repeating_func_data, SECOND);
usleep(100 * MSEC);
}
static int test_repeating_deferred(void)
{
repeating_deferred_count = 0;
hook_call_deferred(&deferred_repeating_func_data, 0);
usleep(MINUTE);
TEST_EQ(repeating_deferred_count, 5, "%d");
return EC_SUCCESS;
}
void run_test(int argc, char **argv)
{
test_reset();
RUN_TEST(test_init_hook);
RUN_TEST(test_ticks);
RUN_TEST(test_priority);
RUN_TEST(test_deferred);
RUN_TEST(test_repeating_deferred);
test_print_result();
}
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