esp-idf/components/esp_timer/test/test_esp_timer_light_sleep.c

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2022-07-13 06:41:55 -04:00
/*
* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <sys/time.h>
#include <sys/param.h>
#include "esp_timer.h"
#include "unity.h"
#include "esp_rom_sys.h"
#include "esp_sleep.h"
static void timer_cb1(void *arg)
{
++*((int*) arg);
}
TEST_CASE("Test the periodic timer does not handle lost events during light sleep", "[esp_timer][timeout=20]")
{
int count_calls;
const esp_timer_create_args_t timer_args = {
.name = "timer_cb1",
.arg = &count_calls,
.callback = &timer_cb1,
.skip_unhandled_events = true,
};
esp_timer_handle_t periodic_timer;
esp_timer_create(&timer_args, &periodic_timer);
int period_cb_ms = 10;
int interval_ms = 50;
TEST_ESP_OK(esp_timer_start_periodic(periodic_timer, period_cb_ms * 1000));
TEST_ESP_OK(esp_sleep_enable_timer_wakeup(interval_ms * 1000));
printf("Run light sleep\n");
printf("count_calls should be around = %d\n", interval_ms / period_cb_ms);
for (int i = 0; i < 3; i++) {
count_calls = 0;
TEST_ESP_OK(esp_light_sleep_start());
esp_rom_delay_us(interval_ms * 1000);
printf("count_calls = %d\n", count_calls);
TEST_ASSERT_INT_WITHIN(2, interval_ms / period_cb_ms, count_calls);
TEST_ESP_OK(esp_timer_dump(stdout));
}
TEST_ESP_OK(esp_timer_stop(periodic_timer));
// times_skipped is about 12 (4 from each sleep time).
TEST_ESP_OK(esp_timer_dump(stdout));
TEST_ESP_OK(esp_timer_delete(periodic_timer));
}