esp-idf/components/esp_wifi/test/esp32/test_wifi.c
2019-09-04 10:53:25 +10:00

233 lines
6.2 KiB
C

/*
Tests for the Wi-Fi
*/
#include "string.h"
#include "esp_system.h"
#include "unity.h"
#include "esp_system.h"
#include "esp_event_loop.h"
#include "esp_wifi.h"
#include "esp_wifi_types.h"
#include "esp_log.h"
#include "nvs_flash.h"
#include "test_utils.h"
#include "freertos/task.h"
#include "freertos/event_groups.h"
static const char* TAG = "test_wifi";
#define DEFAULT_SSID "TEST_SSID"
#define DEFAULT_PWD "TEST_PASS"
#define GOT_IP_EVENT 0x00000001
#define DISCONNECT_EVENT 0x00000002
#define EVENT_HANDLER_FLAG_DO_NOT_AUTO_RECONNECT 0x00000001
static uint32_t wifi_event_handler_flag;
static EventGroupHandle_t wifi_events;
static esp_err_t event_handler(void *ctx, system_event_t *event)
{
printf("ev_handle_called.\n");
switch(event->event_id) {
case SYSTEM_EVENT_STA_START:
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_START");
//do not actually connect in test case
//;
break;
case SYSTEM_EVENT_STA_GOT_IP:
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_GOT_IP");
ESP_LOGI(TAG, "got ip:%s\n",
ip4addr_ntoa(&event->event_info.got_ip.ip_info.ip));
if (wifi_events) {
xEventGroupSetBits(wifi_events, GOT_IP_EVENT);
}
break;
case SYSTEM_EVENT_STA_DISCONNECTED:
ESP_LOGI(TAG, "SYSTEM_EVENT_STA_DISCONNECTED");
if (! (EVENT_HANDLER_FLAG_DO_NOT_AUTO_RECONNECT & wifi_event_handler_flag) ) {
TEST_ESP_OK(esp_wifi_connect());
}
if (wifi_events) {
xEventGroupSetBits(wifi_events, DISCONNECT_EVENT);
}
break;
default:
break;
}
return ESP_OK;
}
static void start_wifi_as_softap(void)
{
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
cfg.nvs_enable = false;
wifi_config_t w_config = {
.ap.ssid = DEFAULT_SSID,
.ap.password = DEFAULT_PWD,
.ap.ssid_len = 0,
.ap.channel = 1,
.ap.authmode = WIFI_AUTH_WPA2_PSK,
.ap.ssid_hidden = false,
.ap.max_connection = 4,
.ap.beacon_interval = 100,
};
TEST_ESP_OK(esp_event_loop_init(event_handler, NULL));
// can't deinit event loop, need to reset leak check
unity_reset_leak_checks();
if (wifi_events == NULL) {
wifi_events = xEventGroupCreate();
}
TEST_ESP_OK(esp_wifi_init(&cfg));
TEST_ESP_OK(esp_wifi_set_mode(WIFI_MODE_AP));
TEST_ESP_OK(esp_wifi_set_config(WIFI_IF_AP, &w_config));
TEST_ESP_OK(esp_wifi_start());
}
static void start_wifi_as_sta(void)
{
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
cfg.nvs_enable = false;
// do not auto connect
wifi_event_handler_flag |= EVENT_HANDLER_FLAG_DO_NOT_AUTO_RECONNECT;
TEST_ESP_OK(esp_event_loop_init(event_handler, NULL));
// can't deinit event loop, need to reset leak check
unity_reset_leak_checks();
if (wifi_events == NULL) {
wifi_events = xEventGroupCreate();
} else {
xEventGroupClearBits(wifi_events, 0x00ffffff);
}
TEST_ESP_OK(esp_wifi_init(&cfg));
TEST_ESP_OK(esp_wifi_set_mode(WIFI_MODE_STA));
TEST_ESP_OK(esp_wifi_start());
}
static void stop_wifi(void)
{
printf("stop wifi\n");
TEST_ESP_OK(esp_wifi_stop());
TEST_ESP_OK(esp_wifi_deinit());
if (wifi_events) {
vEventGroupDelete(wifi_events);
wifi_events = NULL;
}
vTaskDelay(1000/portTICK_PERIOD_MS);
}
static void receive_ds2ds_packet(void)
{
test_case_uses_tcpip();
start_wifi_as_softap();
unity_wait_for_signal("sender ready");
unity_send_signal("receiver ready");
// wait for sender to send packets
vTaskDelay(1000/portTICK_PERIOD_MS);
stop_wifi();
}
static const char ds2ds_pdu[] = {
0x48, 0x03, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0xE8, 0x65, 0xD4, 0xCB, 0x74, 0x19, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
0x60, 0x94, 0xE8, 0x65, 0xD4, 0xCB, 0x74, 0x1C, 0x26, 0xB9,
0x0D, 0x02, 0x7D, 0x13, 0x00, 0x00, 0x01, 0xE8, 0x65, 0xD4, 0xCB, 0x74,
0x1C, 0x00, 0x00, 0x26, 0xB9, 0x00, 0x00, 0x00, 0x00
};
static void send_ds2ds_packet(void)
{
test_case_uses_tcpip();
start_wifi_as_softap();
unity_send_signal("sender ready");
unity_wait_for_signal("receiver ready");
// send packet 20 times to make sure receiver will get this packet
for (uint16_t i = 0; i < 20; i++) {
esp_wifi_80211_tx(ESP_IF_WIFI_AP, ds2ds_pdu, sizeof(ds2ds_pdu), true);
vTaskDelay(50 / portTICK_PERIOD_MS);
}
stop_wifi();
}
TEST_CASE_MULTIPLE_DEVICES("receive ds2ds packet without exception", "[wifi][test_env=UT_T2_1]", receive_ds2ds_packet, send_ds2ds_packet);
static void wifi_connect_by_bssid(uint8_t *bssid)
{
EventBits_t bits;
wifi_config_t w_config = {
.sta.ssid = DEFAULT_SSID,
.sta.password = DEFAULT_PWD,
.sta.bssid_set = true,
};
memcpy(w_config.sta.bssid, bssid, 6);
TEST_ESP_OK(esp_wifi_set_config(WIFI_IF_STA, &w_config));
TEST_ESP_OK(esp_wifi_connect());
bits = xEventGroupWaitBits(wifi_events, GOT_IP_EVENT, 1, 0, 5000/portTICK_RATE_MS);
TEST_ASSERT(bits == GOT_IP_EVENT);
}
static void test_wifi_connection_sta(void)
{
char mac_str[19];
uint8_t mac[6];
EventBits_t bits;
test_case_uses_tcpip();
start_wifi_as_sta();
unity_wait_for_signal_param("SoftAP mac", mac_str, 19);
TEST_ASSERT_TRUE(unity_util_convert_mac_from_string(mac_str, mac));
wifi_connect_by_bssid(mac);
unity_send_signal("STA connected");
bits = xEventGroupWaitBits(wifi_events, DISCONNECT_EVENT, 1, 0, 60000 / portTICK_RATE_MS);
// disconnect event not triggered
printf("wait finish\n");
TEST_ASSERT(bits == 0);
stop_wifi();
}
static void test_wifi_connection_softap(void)
{
char mac_str[19] = {0};
uint8_t mac[6];
test_case_uses_tcpip();
start_wifi_as_softap();
TEST_ESP_OK(esp_wifi_get_mac(ESP_IF_WIFI_AP, mac));
sprintf(mac_str, MACSTR, MAC2STR(mac));
unity_send_signal_param("SoftAP mac", mac_str);
unity_wait_for_signal("STA connected");
vTaskDelay(60000 / portTICK_PERIOD_MS);
stop_wifi();
}
TEST_CASE_MULTIPLE_DEVICES("test wifi retain connection for 60s", "[wifi][test_env=UT_T2_1][timeout=90]", test_wifi_connection_sta, test_wifi_connection_softap);