ethernet: add start/stop stress test

components/esp_eth/test/test_emac.c

@@ -238,6 +238,59 @@ TEST_CASE("esp32 ethernet dhcp test", "[ethernet][test_env=UT_T2_Ethernet]")
     vEventGroupDelete(eth_event_group);
 }
 
+TEST_CASE("esp32 ethernet start/stop stress test", "[ethernet][test_env=UT_T2_Ethernet][timeout=240]")
+{
+    EventBits_t bits = 0;
+    EventGroupHandle_t eth_event_group = xEventGroupCreate();
+    TEST_ASSERT(eth_event_group != NULL);
+    test_case_uses_tcpip();
+    TEST_ESP_OK(esp_event_loop_create_default());
+    // create TCP/IP netif
+    esp_netif_config_t netif_cfg = ESP_NETIF_DEFAULT_ETH();
+    esp_netif_t *eth_netif = esp_netif_new(&netif_cfg);
+    // set default handlers to do layer 3 (and up) stuffs
+    TEST_ESP_OK(esp_eth_set_default_handlers(eth_netif));
+    // register user defined event handers
+    TEST_ESP_OK(esp_event_handler_register(ETH_EVENT, ESP_EVENT_ANY_ID, &eth_event_handler, eth_event_group));
+    TEST_ESP_OK(esp_event_handler_register(IP_EVENT, IP_EVENT_ETH_GOT_IP, &got_ip_event_handler, eth_event_group));
+    eth_mac_config_t mac_config = ETH_MAC_DEFAULT_CONFIG();
+    esp_eth_mac_t *mac = esp_eth_mac_new_esp32(&mac_config);
+    eth_phy_config_t phy_config = ETH_PHY_DEFAULT_CONFIG();
+    esp_eth_phy_t *phy = esp_eth_phy_new_ip101(&phy_config);
+    esp_eth_config_t eth_config = ETH_DEFAULT_CONFIG(mac, phy);
+    esp_eth_handle_t eth_handle = NULL;
+    // install Ethernet driver
+    TEST_ESP_OK(esp_eth_driver_install(&eth_config, &eth_handle));
+    // combine driver with netif
+    void *glue = esp_eth_new_netif_glue(eth_handle);
+    TEST_ESP_OK(esp_netif_attach(eth_netif, glue));
+
+    for (int i = 0; i < 10; i++) {
+        // start Ethernet driver
+        TEST_ESP_OK(esp_eth_start(eth_handle));
+        /* wait for IP lease */
+        bits = xEventGroupWaitBits(eth_event_group, ETH_GOT_IP_BIT, true, true, pdMS_TO_TICKS(ETH_GET_IP_TIMEOUT_MS));
+        TEST_ASSERT((bits & ETH_GOT_IP_BIT) == ETH_GOT_IP_BIT);
+        // stop Ethernet driver
+        TEST_ESP_OK(esp_eth_stop(eth_handle));
+        /* wait for connection stop */
+        bits = xEventGroupWaitBits(eth_event_group, ETH_STOP_BIT, true, true, pdMS_TO_TICKS(ETH_STOP_TIMEOUT_MS));
+        TEST_ASSERT((bits & ETH_STOP_BIT) == ETH_STOP_BIT);
+    }
+
+    TEST_ESP_OK(esp_eth_del_netif_glue(glue));
+    /* driver should be uninstalled within 2 seconds */
+    TEST_ESP_OK(test_uninstall_driver(eth_handle, 2000));
+    TEST_ESP_OK(phy->del(phy));
+    TEST_ESP_OK(mac->del(mac));
+    TEST_ESP_OK(esp_event_handler_unregister(IP_EVENT, IP_EVENT_ETH_GOT_IP, got_ip_event_handler));
+    TEST_ESP_OK(esp_event_handler_unregister(ETH_EVENT, ESP_EVENT_ANY_ID, eth_event_handler));
+    TEST_ESP_OK(esp_eth_clear_default_handlers(eth_netif));
+    esp_netif_destroy(eth_netif);
+    TEST_ESP_OK(esp_event_loop_delete_default());
+    vEventGroupDelete(eth_event_group);
+}
+
 TEST_CASE("esp32 ethernet icmp test", "[ethernet][test_env=UT_T2_Ethernet]")
 {
     EventBits_t bits = 0;