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test: driver/sigmadelta test case

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houchenyao 2017-12-27 18:04:42 +08:00
parent 4eda1b7a25
commit de848a5150
1 changed files with 87 additions and 0 deletions
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components/driver/test/test_sigmadelta.c Normal file
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/*
* Sigamadelta Test:
* 1. basic configuration test
* 2. pin, duty, prescale test
*/
#include "unity.h"
#include "test_utils.h"
#include "freertos/FreeRTOS.h"
#include "freertos/task.h"
#include "driver/sigmadelta.h"
TEST_CASE("SigmaDelta config test", "[sigma_delta]")
{
sigmadelta_config_t sigmadelta_cfg = {
.channel = SIGMADELTA_CHANNEL_0,
.sigmadelta_prescale = 80,
.sigmadelta_duty = 45,
.sigmadelta_gpio = 4,
};
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_1;
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_2;
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_3;
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_4;
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_5;
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_6;
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_7;
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
//ERROR PARAM
sigmadelta_cfg.channel = SIGMADELTA_CHANNEL_MAX;
TEST_ASSERT(sigmadelta_config(&sigmadelta_cfg) == ESP_ERR_INVALID_ARG);
}
// connect GPIO4 with LED positive pin, and the GND pin connect LED negative pin
// logic analyzer help also to see the wave form(more standard and accurate)
// can't test it in CI, ignore
TEST_CASE("SigmaDelta pin, duty, prescale set", "[sigma_delta][ignore]")
{
sigmadelta_config_t sigmadelta_cfg = {
.channel = SIGMADELTA_CHANNEL_0,
.sigmadelta_prescale = 80,
.sigmadelta_duty = 0,
.sigmadelta_gpio = 4,
};
TEST_ESP_OK(sigmadelta_config(&sigmadelta_cfg));
int8_t duty = 0;
int inc = 1;
for(int i=0; i<1000; i++) {
sigmadelta_set_duty(SIGMADELTA_CHANNEL_0, duty);
vTaskDelay(10 / portTICK_PERIOD_MS);
duty += inc;
if (duty == 127 || duty == -127) {
inc = (-1) * inc;
}
}
TEST_ESP_OK(sigmadelta_set_prescale(SIGMADELTA_CHANNEL_0, 200));
for(int i=0; i<1000; i++) {
sigmadelta_set_duty(SIGMADELTA_CHANNEL_0, duty);
vTaskDelay(10 / portTICK_PERIOD_MS);
duty += inc;
if (duty == 127 || duty == -127) {
inc = (-1) * inc;
}
}
TEST_ESP_OK(sigmadelta_set_pin(SIGMADELTA_CHANNEL_0, 5));
vTaskDelay(3000 / portTICK_PERIOD_MS);
}