2017-09-13 06:33:05 -04:00
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/*
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Tests for the adc2 device driver
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*/
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#include "esp_system.h"
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#include "driver/adc.h"
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#include "driver/dac.h"
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#include "unity.h"
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#include "esp_system.h"
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2019-07-05 04:58:04 -04:00
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#include "esp_event.h"
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2017-09-13 06:33:05 -04:00
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#include "esp_wifi.h"
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#include "esp_log.h"
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#include "nvs_flash.h"
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2018-09-25 20:17:46 -04:00
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#include "test_utils.h"
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2017-09-13 06:33:05 -04:00
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static const char* TAG = "test_adc2";
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2020-02-25 09:19:48 -05:00
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#ifdef CONFIG_IDF_TARGET_ESP32
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#define ADC_TEST_WIDTH ADC_WIDTH_BIT_12
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#define ADC_TEST_RESOLUTION (4096)
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#define ADC_TEST_DAC_RANGE (256)
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#define ADC_TEST_CH1 ADC2_CHANNEL_8
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#define ADC_TEST_CH2 ADC2_CHANNEL_9
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#define ADC_TEST_ERROR (600)
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#elif defined CONFIG_IDF_TARGET_ESP32S2
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#define ADC_TEST_WIDTH ADC_WIDTH_BIT_13 //ESP32S2 only support 13 bit width
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#define ADC_TEST_RESOLUTION (8192)
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#define ADC_TEST_DAC_RANGE (210)
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#define ADC_TEST_CH1 ADC2_CHANNEL_6
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#define ADC_TEST_CH2 ADC2_CHANNEL_7
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#define ADC_TEST_ERROR (1500)
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#endif
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2017-09-13 06:33:05 -04:00
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#define DEFAULT_SSID "TEST_SSID"
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#define DEFAULT_PWD "TEST_PASS"
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2019-07-05 04:58:04 -04:00
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static void wifi_event_handler(void* arg, esp_event_base_t event_base,
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int32_t event_id, void* event_data)
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2017-09-13 06:33:05 -04:00
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{
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printf("ev_handle_called.\n");
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2019-07-05 04:58:04 -04:00
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switch(event_id) {
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case WIFI_EVENT_STA_START:
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ESP_LOGI(TAG, "WIFI_EVENT_STA_START");
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2017-09-13 06:33:05 -04:00
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//do not actually connect in test case
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//;
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break;
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2019-07-05 04:58:04 -04:00
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case WIFI_EVENT_STA_DISCONNECTED:
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ESP_LOGI(TAG, "WIFI_EVENT_STA_DISCONNECTED");
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2017-09-13 06:33:05 -04:00
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TEST_ESP_OK(esp_wifi_connect());
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break;
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default:
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break;
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}
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2019-07-05 04:58:04 -04:00
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return ;
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}
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static void ip_event_handler(void* arg, esp_event_base_t event_base,
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int32_t event_id, void* event_data)
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{
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ip_event_got_ip_t *event;
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printf("ev_handle_called.\n");
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switch(event_id) {
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case IP_EVENT_STA_GOT_IP:
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event = (ip_event_got_ip_t*)event_data;
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ESP_LOGI(TAG, "IP_EVENT_STA_GOT_IP");
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2019-08-20 08:40:34 -04:00
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ESP_LOGI(TAG, "got ip:" IPSTR "\n", IP2STR(&event->ip_info.ip));
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2019-07-05 04:58:04 -04:00
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break;
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default:
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break;
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}
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return ;
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}
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static int event_init(void)
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{
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TEST_ESP_OK(esp_event_loop_create_default());
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ESP_ERROR_CHECK(esp_event_handler_register(WIFI_EVENT, ESP_EVENT_ANY_ID, &wifi_event_handler, NULL));
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ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, ESP_EVENT_ANY_ID, &ip_event_handler, NULL));
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return ESP_OK;
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}
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static int event_deinit(void)
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{
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ESP_ERROR_CHECK(esp_event_handler_unregister(WIFI_EVENT, ESP_EVENT_ANY_ID, &wifi_event_handler));
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ESP_ERROR_CHECK(esp_event_handler_unregister(IP_EVENT, ESP_EVENT_ANY_ID, &ip_event_handler));
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2017-09-13 06:33:05 -04:00
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return ESP_OK;
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}
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2018-02-08 00:48:25 -05:00
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TEST_CASE("adc2 work with wifi","[adc]")
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2017-09-13 06:33:05 -04:00
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{
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int read_raw;
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int target_value;
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2018-09-25 20:17:46 -04:00
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test_case_uses_tcpip();
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2017-09-13 06:33:05 -04:00
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//adc and dac init
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TEST_ESP_OK( dac_output_enable( DAC_CHANNEL_1 ));
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TEST_ESP_OK( dac_output_enable( DAC_CHANNEL_2 ));
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TEST_ESP_OK( dac_output_voltage( DAC_CHANNEL_1, 30 ));
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TEST_ESP_OK( dac_output_voltage( DAC_CHANNEL_2, 60 ));
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2020-02-25 09:19:48 -05:00
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TEST_ESP_OK( adc2_config_channel_atten( ADC_TEST_CH1, ADC_ATTEN_0db ));
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TEST_ESP_OK( adc2_config_channel_atten( ADC_TEST_CH2, ADC_ATTEN_0db ));
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2017-09-13 06:33:05 -04:00
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//init wifi
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printf("nvs init\n");
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esp_err_t r = nvs_flash_init();
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2018-07-25 11:11:09 -04:00
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if (r == ESP_ERR_NVS_NO_FREE_PAGES || r == ESP_ERR_NVS_NEW_VERSION_FOUND) {
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printf("no free pages or nvs version mismatch, erase..\n");
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2017-09-13 06:33:05 -04:00
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TEST_ESP_OK(nvs_flash_erase());
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r = nvs_flash_init();
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2020-01-02 01:25:33 -05:00
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}
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2017-09-13 06:33:05 -04:00
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TEST_ESP_OK( r);
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2019-09-01 12:25:23 -04:00
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esp_netif_init();
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2019-07-05 04:58:04 -04:00
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event_init();
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2019-09-01 12:25:23 -04:00
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esp_netif_create_default_wifi_sta();
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2017-09-13 06:33:05 -04:00
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wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
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TEST_ESP_OK(esp_wifi_init(&cfg));
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wifi_config_t wifi_config = {
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.sta = {
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.ssid = DEFAULT_SSID,
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.password = DEFAULT_PWD
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},
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};
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TEST_ESP_OK(esp_wifi_set_mode(WIFI_MODE_STA));
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TEST_ESP_OK(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config));
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2020-01-02 01:25:33 -05:00
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2017-09-13 06:33:05 -04:00
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//test read value
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2020-02-25 09:19:48 -05:00
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TEST_ESP_OK( adc2_get_raw( ADC_TEST_CH1, ADC_TEST_WIDTH, &read_raw ));
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target_value = 30*ADC_TEST_RESOLUTION*3/ADC_TEST_DAC_RANGE; //3 = 3.3/1.1
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2017-09-13 06:33:05 -04:00
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printf("dac set: %d, adc read: %d (target_value: %d)\n", 30, read_raw, target_value );
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2020-02-25 09:19:48 -05:00
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TEST_ASSERT_INT_WITHIN( ADC_TEST_ERROR, target_value, read_raw );
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TEST_ESP_OK( adc2_get_raw( ADC_TEST_CH2, ADC_TEST_WIDTH, &read_raw ));
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target_value = 60*ADC_TEST_RESOLUTION*3/ADC_TEST_DAC_RANGE;
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2017-09-13 06:33:05 -04:00
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printf("dac set: %d, adc read: %d (target_value: %d)\n", 60, read_raw, target_value );
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2020-02-25 09:19:48 -05:00
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TEST_ASSERT_INT_WITHIN( ADC_TEST_ERROR, target_value, read_raw );
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2017-09-13 06:33:05 -04:00
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//now start wifi
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printf("wifi start...\n");
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TEST_ESP_OK(esp_wifi_start());
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//test reading during wifi on
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2020-02-25 09:19:48 -05:00
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#ifdef CONFIG_IDF_TARGET_ESP32
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TEST_ASSERT_EQUAL( adc2_get_raw( ADC_TEST_CH1, ADC_TEST_WIDTH, &read_raw ), ESP_ERR_TIMEOUT );
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TEST_ASSERT_EQUAL( adc2_get_raw( ADC_TEST_CH2, ADC_TEST_WIDTH, &read_raw ), ESP_ERR_TIMEOUT );
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#elif defined CONFIG_IDF_TARGET_ESP32S2
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TEST_ASSERT_EQUAL( adc2_get_raw( ADC_TEST_CH1, ADC_TEST_WIDTH, &read_raw ), ESP_OK );
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TEST_ASSERT_EQUAL( adc2_get_raw( ADC_TEST_CH2, ADC_TEST_WIDTH, &read_raw ), ESP_OK );
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#endif
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2017-09-13 06:33:05 -04:00
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//wifi stop again
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printf("wifi stop...\n");
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TEST_ESP_OK( esp_wifi_stop() );
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TEST_ESP_OK(esp_wifi_deinit());
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2019-07-05 04:58:04 -04:00
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event_deinit();
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2017-09-13 06:33:05 -04:00
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nvs_flash_deinit();
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//test read value
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2020-02-25 09:19:48 -05:00
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TEST_ESP_OK( adc2_get_raw( ADC_TEST_CH1, ADC_TEST_WIDTH, &read_raw ));
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target_value = 30*ADC_TEST_RESOLUTION*3/ADC_TEST_DAC_RANGE; //3 = 3.3/1.1
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2017-09-13 06:33:05 -04:00
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printf("dac set: %d, adc read: %d (target_value: %d)\n", 30, read_raw, target_value );
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2020-02-25 09:19:48 -05:00
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TEST_ASSERT_INT_WITHIN( ADC_TEST_ERROR, target_value, read_raw );
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TEST_ESP_OK( adc2_get_raw( ADC_TEST_CH2, ADC_TEST_WIDTH, &read_raw ));
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target_value = 60*ADC_TEST_RESOLUTION*3/ADC_TEST_DAC_RANGE;
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2017-09-13 06:33:05 -04:00
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printf("dac set: %d, adc read: %d (target_value: %d)\n", 60, read_raw, target_value );
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2020-02-25 09:19:48 -05:00
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TEST_ASSERT_INT_WITHIN( ADC_TEST_ERROR, target_value, read_raw );
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2017-09-13 06:33:05 -04:00
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printf("test passed...\n");
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2019-09-01 12:25:23 -04:00
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TEST_IGNORE_MESSAGE("this test case is ignored due to the critical memory leak of esp_netif and event_loop.");
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2017-09-13 06:33:05 -04:00
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}
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