Easily add all supported connectivity methods to your mbed OS project
Diff: esp8266-driver/TESTS/net/tcp_echo/main.cpp
- Revision:
- 0:615f90842ce8
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/esp8266-driver/TESTS/net/tcp_echo/main.cpp Wed Jul 12 10:52:58 2017 +0000 @@ -0,0 +1,118 @@ +#include "mbed.h" +#include "ESP8266Interface.h" +#include "TCPSocket.h" +#include "greentea-client/test_env.h" +#include "unity/unity.h" +#include "utest.h" + +using namespace utest::v1; + + +#ifndef MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE +#define MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE 256 +#endif + +#ifndef MBED_CFG_ESP8266_TX +#define MBED_CFG_ESP8266_TX D1 +#endif + +#ifndef MBED_CFG_ESP8266_RX +#define MBED_CFG_ESP8266_RX D0 +#endif + +#ifndef MBED_CFG_ESP8266_DEBUG +#define MBED_CFG_ESP8266_DEBUG false +#endif + +namespace { + char tx_buffer[MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE] = {0}; + char rx_buffer[MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE] = {0}; + const char ASCII_MAX = '~' - ' '; +} + +void prep_buffer(char *tx_buffer, size_t tx_size) { + for (size_t i=0; i<tx_size; ++i) { + tx_buffer[i] = (rand() % 10) + '0'; + } +} + +void test_tcp_echo() { + ESP8266Interface net(MBED_CFG_ESP8266_TX, MBED_CFG_ESP8266_RX, MBED_CFG_ESP8266_DEBUG); + int err = net.connect(MBED_CFG_ESP8266_SSID, MBED_CFG_ESP8266_PASS); + + if (err) { + printf("MBED: failed to connect with an error of %d\r\n", err); + TEST_ASSERT_EQUAL(0, err); + } + + printf("MBED: TCPClient IP address is '%s'\n", net.get_ip_address()); + printf("MBED: TCPClient waiting for server IP and port...\n"); + + greentea_send_kv("target_ip", net.get_ip_address()); + + bool result = false; + + char recv_key[] = "host_port"; + char ipbuf[60] = {0}; + char portbuf[16] = {0}; + unsigned int port = 0; + + greentea_send_kv("host_ip", " "); + greentea_parse_kv(recv_key, ipbuf, sizeof(recv_key), sizeof(ipbuf)); + + greentea_send_kv("host_port", " "); + greentea_parse_kv(recv_key, portbuf, sizeof(recv_key), sizeof(ipbuf)); + sscanf(portbuf, "%u", &port); + + printf("MBED: Server IP address received: %s:%d \n", ipbuf, port); + + TCPSocket sock(&net); + SocketAddress tcp_addr(ipbuf, port); + if (sock.connect(tcp_addr) == 0) { + printf("HTTP: Connected to %s:%d\r\n", ipbuf, port); + printf("tx_buffer buffer size: %u\r\n", sizeof(tx_buffer)); + printf("rx_buffer buffer size: %u\r\n", sizeof(rx_buffer)); + + prep_buffer(tx_buffer, sizeof(tx_buffer)); + sock.send(tx_buffer, sizeof(tx_buffer)); + printf("MBED: Finished sending\r\n"); + // Server will respond with HTTP GET's success code + const int ret = sock.recv(rx_buffer, sizeof(rx_buffer)); + printf("MBED: Finished receiving\r\n"); + + result = !memcmp(tx_buffer, rx_buffer, sizeof(tx_buffer)); + TEST_ASSERT_EQUAL(ret, sizeof(rx_buffer)); + TEST_ASSERT_EQUAL(true, result); + } + + sock.close(); + net.disconnect(); + TEST_ASSERT_EQUAL(true, result); +} + + +// Test setup +utest::v1::status_t test_setup(const size_t number_of_cases) { + char uuid[48] = {0}; + GREENTEA_SETUP_UUID(120, "tcp_echo", uuid, 48); + + // create mac address based on uuid + uint64_t mac = 0; + for (int i = 0; i < sizeof(uuid); i++) { + mac += uuid[i]; + } + mbed_set_mac_address((const char*)mac, /*coerce control bits*/ 1); + + return verbose_test_setup_handler(number_of_cases); +} + +Case cases[] = { + Case("TCP echo", test_tcp_echo), +}; + +Specification specification(test_setup, cases); + +int main() { + return !Harness::run(specification); +} +