mirror of https://github.com/ARMmbed/mbed-os.git
85 lines
3.1 KiB
C++
85 lines
3.1 KiB
C++
/*
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* Copyright (c) 2018, 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 "mbed.h"
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#include "greentea-client/test_env.h"
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#include "unity.h"
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#include "utest.h"
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#include "dns_tests.h"
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using namespace utest::v1;
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void ASYNCHRONOUS_DNS_CANCEL()
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{
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rtos::Semaphore semaphore;
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dns_application_data *data = new dns_application_data[MBED_CONF_APP_DNS_TEST_HOSTS_NUM];
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int count = 0;
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for (unsigned int i = 0; i < MBED_CONF_APP_DNS_TEST_HOSTS_NUM; i++) {
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data[i].value_set = false;
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data[i].semaphore = &semaphore;
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data[i].req_result = get_interface()->gethostbyname_async(dns_test_hosts[i],
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mbed::Callback<void(nsapi_error_t, SocketAddress *)>(hostbyname_cb, (void *) &data[i]));
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TEST_ASSERT(data[i].req_result >= 0 || data[i].req_result == NSAPI_ERROR_NO_MEMORY);
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if (data[i].req_result >= 0) {
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// Callback will be called
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count++;
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} else {
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// No memory to initiate DNS query, callback will not be called
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data[i].result = NSAPI_ERROR_NO_MEMORY;
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data[i].value_set = true;
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}
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}
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for (unsigned int i = 0; i < MBED_CONF_APP_DNS_TEST_HOSTS_NUM; i++) {
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if (data[i].req_result > 0) {
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if (get_interface()->gethostbyname_async_cancel(data[i].req_result) == NSAPI_ERROR_OK) {
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count--;
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}
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}
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}
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// Wait for callback(s) to complete
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for (int i = 0; i < count; i++) {
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semaphore.wait();
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}
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for (unsigned int i = 0; i < MBED_CONF_APP_DNS_TEST_HOSTS_NUM; i++) {
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if (!data[i].value_set) {
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printf("DNS: query \"%s\" => cancel\n", dns_test_hosts[i]);
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continue;
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}
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TEST_ASSERT(data[i].result == NSAPI_ERROR_OK || data[i].result == NSAPI_ERROR_NO_MEMORY || data[i].result == NSAPI_ERROR_DNS_FAILURE || data[i].result == NSAPI_ERROR_TIMEOUT);
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if (data[i].result == NSAPI_ERROR_OK) {
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printf("DNS: query \"%s\" => \"%s\"\n",
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dns_test_hosts[i], data[i].addr.get_ip_address());
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} else if (data[i].result == NSAPI_ERROR_DNS_FAILURE) {
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printf("DNS: query \"%s\" => DNS failure\n", dns_test_hosts[i]);
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} else if (data[i].result == NSAPI_ERROR_TIMEOUT) {
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printf("DNS: query \"%s\" => timeout\n", dns_test_hosts[i]);
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} else if (data[i].result == NSAPI_ERROR_NO_MEMORY) {
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printf("DNS: query \"%s\" => no memory\n", dns_test_hosts[i]);
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}
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}
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delete[] data;
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wait(5.0);
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}
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