mirror of https://github.com/ARMmbed/mbed-os.git
119 lines
3.4 KiB
C++
119 lines
3.4 KiB
C++
/* mbed Microcontroller Library
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* Copyright (c) 2017 ARM Limited
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#if !FEATURE_LWIP
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#error [NOT_SUPPORTED] LWIP not supported for this target
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#endif
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#if DEVICE_EMAC
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#error [NOT_SUPPORTED] Not supported for WiFi targets
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#endif
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#include "mbed.h"
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#include "EthernetInterface.h"
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#include "TCPSocket.h"
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#include "greentea-client/test_env.h"
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#include "unity/unity.h"
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#include "utest.h"
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using namespace utest::v1;
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#ifndef MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE
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#define MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE 256
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#endif
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namespace {
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char tx_buffer[MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE] = {0};
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char rx_buffer[MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE] = {0};
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const char ASCII_MAX = '~' - ' ';
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}
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void prep_buffer(char *tx_buffer, size_t tx_size) {
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for (size_t i=0; i<tx_size; ++i) {
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tx_buffer[i] = (rand() % 10) + '0';
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}
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}
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void test_tcp_echo() {
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EthernetInterface eth;
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int err = eth.connect();
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if (err) {
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printf("MBED: failed to connect with an error of %d\r\n", err);
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TEST_ASSERT_EQUAL(0, err);
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}
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printf("MBED: TCPClient IP address is '%s'\n", eth.get_ip_address());
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printf("MBED: TCPClient waiting for server IP and port...\n");
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greentea_send_kv("target_ip", eth.get_ip_address());
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bool result = false;
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char recv_key[] = "host_port";
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char ipbuf[60] = {0};
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char portbuf[16] = {0};
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unsigned int port = 0;
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greentea_send_kv("host_ip", " ");
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greentea_parse_kv(recv_key, ipbuf, sizeof(recv_key), sizeof(ipbuf));
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greentea_send_kv("host_port", " ");
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greentea_parse_kv(recv_key, portbuf, sizeof(recv_key), sizeof(ipbuf));
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sscanf(portbuf, "%u", &port);
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printf("MBED: Server IP address received: %s:%d \n", ipbuf, port);
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TCPSocket sock(ð);
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SocketAddress tcp_addr(ipbuf, port);
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if (sock.connect(tcp_addr) == 0) {
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printf("HTTP: Connected to %s:%d\r\n", ipbuf, port);
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printf("tx_buffer buffer size: %u\r\n", sizeof(tx_buffer));
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printf("rx_buffer buffer size: %u\r\n", sizeof(rx_buffer));
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prep_buffer(tx_buffer, sizeof(tx_buffer));
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sock.send(tx_buffer, sizeof(tx_buffer));
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printf("MBED: Finished sending\r\n");
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// Server will respond with HTTP GET's success code
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const int ret = sock.recv(rx_buffer, sizeof(rx_buffer));
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printf("MBED: Finished receiving\r\n");
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result = !memcmp(tx_buffer, rx_buffer, sizeof(tx_buffer));
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TEST_ASSERT_EQUAL(ret, sizeof(rx_buffer));
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TEST_ASSERT(result);
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}
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sock.close();
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eth.disconnect();
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TEST_ASSERT(result);
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}
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// Test setup
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utest::v1::status_t test_setup(const size_t number_of_cases) {
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GREENTEA_SETUP(120, "tcp_echo");
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return verbose_test_setup_handler(number_of_cases);
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}
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Case cases[] = {
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Case("TCP echo", test_tcp_echo),
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};
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Specification specification(test_setup, cases);
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int main() {
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return !Harness::run(specification);
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}
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