mirror of https://github.com/ARMmbed/mbed-os.git
89 lines
2.9 KiB
C++
89 lines
2.9 KiB
C++
/*
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* Copyright (c) 2013-2016, ARM Limited, All Rights Reserved
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* 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, WITHOUT
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* 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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#include <stdio.h>
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#include <string.h>
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#include "mbed.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/utest.h"
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#define PAYLOAD_LENGTH 36
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using namespace utest::v1;
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// Fill a buffer with a slice of the ASCII alphabet.
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void fill_buffer(char* buffer, unsigned int length, unsigned int index) {
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unsigned int start = length * index;
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for (int i = 0; i < length - 1; i++) {
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buffer[i] = 'a' + ((start + i) % 26);
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}
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buffer[length - 1] = '\0';
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}
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// Echo server (echo payload to host)
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template<int N>
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void test_case_echo_server_x() {
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char _key[11] = {};
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char _tx_value[PAYLOAD_LENGTH + 1] = {};
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char _rx_value[PAYLOAD_LENGTH + 1] = {};
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const int echo_count = N;
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const char _echo_count_key_const[] = "echo_count";
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const char _echo_key_const[] = "echo";
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int expected_key = 1;
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// Send up the echo count
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greentea_send_kv(_echo_count_key_const, echo_count);
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// Handshake with host
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do {
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greentea_parse_kv(_key, _rx_value, sizeof(_key), sizeof(_rx_value));
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// Ensure the key received is "echo_count" and not some old data
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expected_key = strcmp(_echo_count_key_const, _key);
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} while (expected_key);
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TEST_ASSERT_EQUAL_INT(echo_count, atoi(_rx_value));
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for (int i=0; i < echo_count; ++i) {
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fill_buffer(_tx_value, PAYLOAD_LENGTH, i);
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greentea_send_kv(_echo_key_const, _tx_value);
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do {
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greentea_parse_kv(_key, _rx_value, sizeof(_key), sizeof(_rx_value));
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// Ensure the key received is "echo" and not some old data
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expected_key = strcmp(_echo_key_const, _key);
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} while (expected_key);
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TEST_ASSERT(strncmp(_tx_value, _rx_value, PAYLOAD_LENGTH) == 0);
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}
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}
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utest::v1::status_t greentea_failure_handler(const Case *const source, const failure_t reason) {
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greentea_case_failure_abort_handler(source, reason);
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return STATUS_CONTINUE;
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}
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Case cases[] = {
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Case("Echo server: x16", test_case_echo_server_x<16>, greentea_failure_handler),
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};
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utest::v1::status_t greentea_test_setup(const size_t number_of_cases) {
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GREENTEA_SETUP(30, "device_echo");
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return greentea_test_setup_handler(number_of_cases);
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}
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Specification specification(greentea_test_setup, cases, greentea_test_teardown_handler);
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int main() {
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Harness::run(specification);
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}
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