Toyomasa Watarai / easy-connect-type-yd

Easily add all supported connectivity methods to your mbed OS project

Dependencies:   type-yd-driver

esp8266-driver/TESTS/net/udp_echo/main.cpp@0:615f90842ce8, 2017-07-12 (annotated)

Committer:
MACRUM
Date:
Wed Jul 12 10:52:58 2017 +0000
Revision:
0:615f90842ce8
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
MACRUM 0:615f90842ce8 1 #include "mbed.h"
MACRUM 0:615f90842ce8 2 #include "ESP8266Interface.h"
MACRUM 0:615f90842ce8 3 #include "UDPSocket.h"
MACRUM 0:615f90842ce8 4 #include "greentea-client/test_env.h"
MACRUM 0:615f90842ce8 5 #include "unity/unity.h"
MACRUM 0:615f90842ce8 6 #include "utest.h"
MACRUM 0:615f90842ce8 7
MACRUM 0:615f90842ce8 8 using namespace utest::v1;
MACRUM 0:615f90842ce8 9
MACRUM 0:615f90842ce8 10
MACRUM 0:615f90842ce8 11 #ifndef MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE
MACRUM 0:615f90842ce8 12 #define MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE 64
MACRUM 0:615f90842ce8 13 #endif
MACRUM 0:615f90842ce8 14
MACRUM 0:615f90842ce8 15 #ifndef MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT
MACRUM 0:615f90842ce8 16 #define MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT 500
MACRUM 0:615f90842ce8 17 #endif
MACRUM 0:615f90842ce8 18
MACRUM 0:615f90842ce8 19 #ifndef MBED_CFG_ESP8266_TX
MACRUM 0:615f90842ce8 20 #define MBED_CFG_ESP8266_TX D1
MACRUM 0:615f90842ce8 21 #endif
MACRUM 0:615f90842ce8 22
MACRUM 0:615f90842ce8 23 #ifndef MBED_CFG_ESP8266_RX
MACRUM 0:615f90842ce8 24 #define MBED_CFG_ESP8266_RX D0
MACRUM 0:615f90842ce8 25 #endif
MACRUM 0:615f90842ce8 26
MACRUM 0:615f90842ce8 27 #ifndef MBED_CFG_ESP8266_DEBUG
MACRUM 0:615f90842ce8 28 #define MBED_CFG_ESP8266_DEBUG false
MACRUM 0:615f90842ce8 29 #endif
MACRUM 0:615f90842ce8 30
MACRUM 0:615f90842ce8 31
MACRUM 0:615f90842ce8 32 namespace {
MACRUM 0:615f90842ce8 33 char tx_buffer[MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE] = {0};
MACRUM 0:615f90842ce8 34 char rx_buffer[MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE] = {0};
MACRUM 0:615f90842ce8 35 const char ASCII_MAX = '~' - ' ';
MACRUM 0:615f90842ce8 36 const int ECHO_LOOPS = 16;
MACRUM 0:615f90842ce8 37 char uuid[48] = {0};
MACRUM 0:615f90842ce8 38 }
MACRUM 0:615f90842ce8 39
MACRUM 0:615f90842ce8 40 void prep_buffer(char *uuid, char *tx_buffer, size_t tx_size) {
MACRUM 0:615f90842ce8 41 size_t i = 0;
MACRUM 0:615f90842ce8 42
MACRUM 0:615f90842ce8 43 memcpy(tx_buffer, uuid, strlen(uuid));
MACRUM 0:615f90842ce8 44 i += strlen(uuid);
MACRUM 0:615f90842ce8 45
MACRUM 0:615f90842ce8 46 tx_buffer[i++] = ' ';
MACRUM 0:615f90842ce8 47
MACRUM 0:615f90842ce8 48 for (; i<tx_size; ++i) {
MACRUM 0:615f90842ce8 49 tx_buffer[i] = (rand() % 10) + '0';
MACRUM 0:615f90842ce8 50 }
MACRUM 0:615f90842ce8 51 }
MACRUM 0:615f90842ce8 52
MACRUM 0:615f90842ce8 53 void test_udp_echo() {
MACRUM 0:615f90842ce8 54 ESP8266Interface net(MBED_CFG_ESP8266_TX, MBED_CFG_ESP8266_RX, MBED_CFG_ESP8266_DEBUG);
MACRUM 0:615f90842ce8 55
MACRUM 0:615f90842ce8 56 int err = net.connect(MBED_CFG_ESP8266_SSID, MBED_CFG_ESP8266_PASS);
MACRUM 0:615f90842ce8 57 TEST_ASSERT_EQUAL(0, err);
MACRUM 0:615f90842ce8 58
MACRUM 0:615f90842ce8 59 if (err) {
MACRUM 0:615f90842ce8 60 printf("MBED: failed to connect with an error of %d\r\n", err);
MACRUM 0:615f90842ce8 61 TEST_ASSERT_EQUAL(0, err);
MACRUM 0:615f90842ce8 62 }
MACRUM 0:615f90842ce8 63
MACRUM 0:615f90842ce8 64 printf("UDP client IP Address is %s\n", net.get_ip_address());
MACRUM 0:615f90842ce8 65
MACRUM 0:615f90842ce8 66 greentea_send_kv("target_ip", net.get_ip_address());
MACRUM 0:615f90842ce8 67
MACRUM 0:615f90842ce8 68 char recv_key[] = "host_port";
MACRUM 0:615f90842ce8 69 char ipbuf[60] = {0};
MACRUM 0:615f90842ce8 70 char portbuf[16] = {0};
MACRUM 0:615f90842ce8 71 unsigned int port = 0;
MACRUM 0:615f90842ce8 72
MACRUM 0:615f90842ce8 73 UDPSocket sock;
MACRUM 0:615f90842ce8 74 sock.open(&net);
MACRUM 0:615f90842ce8 75 sock.set_timeout(MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT);
MACRUM 0:615f90842ce8 76
MACRUM 0:615f90842ce8 77 greentea_send_kv("host_ip", " ");
MACRUM 0:615f90842ce8 78 greentea_parse_kv(recv_key, ipbuf, sizeof(recv_key), sizeof(ipbuf));
MACRUM 0:615f90842ce8 79
MACRUM 0:615f90842ce8 80 greentea_send_kv("host_port", " ");
MACRUM 0:615f90842ce8 81 greentea_parse_kv(recv_key, portbuf, sizeof(recv_key), sizeof(ipbuf));
MACRUM 0:615f90842ce8 82 sscanf(portbuf, "%u", &port);
MACRUM 0:615f90842ce8 83
MACRUM 0:615f90842ce8 84 printf("MBED: UDP Server IP address received: %s:%d \n", ipbuf, port);
MACRUM 0:615f90842ce8 85 SocketAddress udp_addr(ipbuf, port);
MACRUM 0:615f90842ce8 86
MACRUM 0:615f90842ce8 87 int success = 0;
MACRUM 0:615f90842ce8 88 for (int i = 0; success < ECHO_LOOPS; i++) {
MACRUM 0:615f90842ce8 89 prep_buffer(uuid, tx_buffer, sizeof(tx_buffer));
MACRUM 0:615f90842ce8 90 const int ret = sock.sendto(udp_addr, tx_buffer, sizeof(tx_buffer));
MACRUM 0:615f90842ce8 91 if (ret >= 0) {
MACRUM 0:615f90842ce8 92 printf("[%02d] sent %d bytes - %.*s \n", i, ret, ret, tx_buffer);
MACRUM 0:615f90842ce8 93 } else {
MACRUM 0:615f90842ce8 94 printf("[%02d] Network error %d\n", i, ret);
MACRUM 0:615f90842ce8 95 continue;
MACRUM 0:615f90842ce8 96 }
MACRUM 0:615f90842ce8 97
MACRUM 0:615f90842ce8 98 SocketAddress temp_addr;
MACRUM 0:615f90842ce8 99 const int n = sock.recvfrom(&temp_addr, rx_buffer, sizeof(rx_buffer));
MACRUM 0:615f90842ce8 100 if (n >= 0) {
MACRUM 0:615f90842ce8 101 printf("[%02d] recv %d bytes - %.*s \n", i, n, n, tx_buffer);
MACRUM 0:615f90842ce8 102 } else {
MACRUM 0:615f90842ce8 103 printf("[%02d] Network error %d\n", i, n);
MACRUM 0:615f90842ce8 104 continue;
MACRUM 0:615f90842ce8 105 }
MACRUM 0:615f90842ce8 106
MACRUM 0:615f90842ce8 107 if ((temp_addr == udp_addr &&
MACRUM 0:615f90842ce8 108 n == sizeof(tx_buffer) &&
MACRUM 0:615f90842ce8 109 memcmp(rx_buffer, tx_buffer, sizeof(rx_buffer)) == 0)) {
MACRUM 0:615f90842ce8 110 success += 1;
MACRUM 0:615f90842ce8 111
MACRUM 0:615f90842ce8 112 printf("[%02d] success #%d\n", i, success);
MACRUM 0:615f90842ce8 113 continue;
MACRUM 0:615f90842ce8 114 }
MACRUM 0:615f90842ce8 115
MACRUM 0:615f90842ce8 116 // failed, clean out any remaining bad packets
MACRUM 0:615f90842ce8 117 sock.set_timeout(0);
MACRUM 0:615f90842ce8 118 while (true) {
MACRUM 0:615f90842ce8 119 err = sock.recvfrom(NULL, NULL, 0);
MACRUM 0:615f90842ce8 120 if (err == NSAPI_ERROR_WOULD_BLOCK) {
MACRUM 0:615f90842ce8 121 break;
MACRUM 0:615f90842ce8 122 }
MACRUM 0:615f90842ce8 123 }
MACRUM 0:615f90842ce8 124 sock.set_timeout(MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT);
MACRUM 0:615f90842ce8 125 }
MACRUM 0:615f90842ce8 126
MACRUM 0:615f90842ce8 127 sock.close();
MACRUM 0:615f90842ce8 128 net.disconnect();
MACRUM 0:615f90842ce8 129 TEST_ASSERT_EQUAL(ECHO_LOOPS, success);
MACRUM 0:615f90842ce8 130 }
MACRUM 0:615f90842ce8 131
MACRUM 0:615f90842ce8 132
MACRUM 0:615f90842ce8 133 // Test setup
MACRUM 0:615f90842ce8 134 utest::v1::status_t test_setup(const size_t number_of_cases) {
MACRUM 0:615f90842ce8 135 GREENTEA_SETUP_UUID(120, "udp_echo", uuid, 48);
MACRUM 0:615f90842ce8 136
MACRUM 0:615f90842ce8 137 // create mac address based on uuid
MACRUM 0:615f90842ce8 138 uint64_t mac = 0;
MACRUM 0:615f90842ce8 139 for (int i = 0; i < sizeof(uuid); i++) {
MACRUM 0:615f90842ce8 140 mac += uuid[i];
MACRUM 0:615f90842ce8 141 }
MACRUM 0:615f90842ce8 142 mbed_set_mac_address((const char*)mac, /*coerce control bits*/ 1);
MACRUM 0:615f90842ce8 143
MACRUM 0:615f90842ce8 144 return verbose_test_setup_handler(number_of_cases);
MACRUM 0:615f90842ce8 145 }
MACRUM 0:615f90842ce8 146
MACRUM 0:615f90842ce8 147 Case cases[] = {
MACRUM 0:615f90842ce8 148 Case("UDP echo", test_udp_echo),
MACRUM 0:615f90842ce8 149 };
MACRUM 0:615f90842ce8 150
MACRUM 0:615f90842ce8 151 Specification specification(test_setup, cases);
MACRUM 0:615f90842ce8 152
MACRUM 0:615f90842ce8 153 int main() {
MACRUM 0:615f90842ce8 154 return !Harness::run(specification);
MACRUM 0:615f90842ce8 155 }
MACRUM 0:615f90842ce8 156