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tests/unittests: add tests sock_dns_cache

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This commit is contained in:
Benjamin Valentin 2022-04-03 21:13:27 +02:00 committed by Benjamin Valentin
parent 077a41a719
commit d09d29a581
5 changed files with 105 additions and 6 deletions
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11
sys/net/application_layer/sock_dns/dns_cache.h
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@ -54,7 +54,7 @@ extern "C" {
* @param[in] family Either AF_INET, AF_INET6 or AF_UNSPEC
*
* @return the size of the resolved address on success
* @return < 0 otherwise
* @return <= 0 otherwise
*/
int sock_dns_cache_query(const char *domain_name, void *addr_out, int family);
@ -62,12 +62,11 @@ int sock_dns_cache_query(const char *domain_name, void *addr_out, int family);
* @brief Add an IP address for a DNS name to the DNS cache
*
* @param[in] domain_name DNS name to resolve into address
* @param[in] addr_out buffer to write result into
* @param[in] addr buffer containing the address
* @param[in] addr_len length of the address in bytes
* @param[in] ttl lifetime of the entry in seconds
*/
void sock_dns_cache_add(const char *domain_name, const void *addr_out,
int addr_len, uint32_t ttl);
void sock_dns_cache_add(const char *domain_name, const void *addr, int addr_len, uint32_t ttl);
#else
static inline int sock_dns_cache_query(const char *domain_name,
void *addr_out, int family)
@ -78,11 +77,11 @@ static inline int sock_dns_cache_query(const char *domain_name,
return 0;
}
static inline void sock_dns_cache_add(const char *domain_name, const void *addr_out,
static inline void sock_dns_cache_add(const char *domain_name, const void *addr,
int addr_len, uint32_t ttl)
{
(void)domain_name;
(void)addr_out;
(void)addr;
(void)addr_len;
(void)ttl;
}

1
tests/unittests/tests-sock_dns_cache/Makefile Normal file
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@ -0,0 +1 @@
include $(RIOTBASE)/Makefile.base

2
tests/unittests/tests-sock_dns_cache/Makefile.include Normal file
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@ -0,0 +1,2 @@
USEMODULE += gnrc_ipv6
USEMODULE += sock_dns_cache

53
tests/unittests/tests-sock_dns_cache/tests-sock_dns_cache.c Normal file
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@ -0,0 +1,53 @@
/*
* Copyright (C) 2022 ML!PA Consulting GmbH
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
#include <stdint.h>
#include <string.h>
#include "net/af.h"
#include "net/ipv6.h"
#include "ztimer.h"
#include "tests-sock_dns_cache.h"
#include "../net/application_layer/sock_dns/dns_cache.h"
static void test_dns_cache_add(void)
{
ipv6_addr_t addr_in = IPV6_ADDR_ALL_NODES_IF_LOCAL;
ipv6_addr_t addr_out;
TEST_ASSERT_EQUAL_INT(0, sock_dns_cache_query("example.com", &addr_out, AF_INET6));
/* add DNS entry, set it to expire in 1s */
sock_dns_cache_add("example.com", &addr_in, sizeof(addr_in), 1);
TEST_ASSERT_EQUAL_INT(sizeof(addr_out), sock_dns_cache_query("example.com", &addr_out, AF_INET6));
TEST_ASSERT_EQUAL_INT(0, memcmp(&addr_in, &addr_out, sizeof(addr_in)));
TEST_ASSERT_EQUAL_INT(0, sock_dns_cache_query("example.com", &addr_out, AF_INET));
TEST_ASSERT_EQUAL_INT(0, sock_dns_cache_query("alt.example.com", &addr_out, AF_INET6));
TEST_ASSERT_EQUAL_INT(0, sock_dns_cache_query("example.comm", &addr_out, AF_INET6));
TEST_ASSERT_EQUAL_INT(0, sock_dns_cache_query("example.co", &addr_out, AF_INET6));
ztimer_sleep(ZTIMER_USEC, 2000000);
TEST_ASSERT_EQUAL_INT(0, sock_dns_cache_query("example.com", &addr_out, AF_INET6));
}
Test *tests_sock_dns_cache_tests(void)
{
EMB_UNIT_TESTFIXTURES(fixtures) {
new_TestFixture(test_dns_cache_add),
};
EMB_UNIT_TESTCALLER(sock_dns_cache_tests, NULL, NULL, fixtures);
return (Test *)&sock_dns_cache_tests;
}
void tests_sock_dns_cache(void)
{
TESTS_RUN(tests_sock_dns_cache_tests());
}

44
tests/unittests/tests-sock_dns_cache/tests-sock_dns_cache.h Normal file
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@ -0,0 +1,44 @@
/*
* Copyright (C) 2022 ML!PA Consulting GmbH
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @addtogroup unittests
* @{
*
* @file
* @brief Unittests for the ``sock_dns_cache`` module
*
* @author Benjamin Valentin <benjamin.valentin@ml-pa.com>
*/
#ifndef TESTS_SOCK_DNS_CACHE_H
#define TESTS_SOCK_DNS_CACHE_H
#include "embUnit.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief The entry point of this test suite.
*/
void tests_sock_dns_cache(void);
/**
* @brief Generates tests for sock_dns_cache
*
* @return embUnit tests if successful, NULL if not.
*/
Test *tests_sock_dns_cache_tests(void);
#ifdef __cplusplus
}
#endif
#endif /* TESTS_SOCK_DNS_CACHE_H */
/** @} */