Eclypsed/CS361-Computer-Systems-II
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Eclypsed
2026-05-31 14:34:00 -04:00
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lab5-net/tests/public.c
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#include <arpa/inet.h>
#include <assert.h>
#include <check.h>
#include <fcntl.h>
#include <inttypes.h>
#include <netdb.h>
#include <netinet/in.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/socket.h>
#include <unistd.h>
#include "../client.h"
START_TEST (UNIT_addr_string_localhost_v4)
{
printf ("======================================\n");
printf ("PUBLIC\n");
printf (" UNIT addr string localhost v4\n");
printf (" Convert 32-bit integer address for localhost\n");
printf (" into dotted-decimal 127.0.0.1 string format.\n\n");
struct sockaddr_in address;
memset (&address, 0, sizeof (address));
address.sin_addr.s_addr = htonl (0x7f000001);
struct addrinfo server;
server.ai_family = AF_INET;
server.ai_addr = (struct sockaddr *) &address;
char *ipv4 = addr_string (&server);
printf (" IPv4 address for localhost is '%s'\n", ipv4);
printf ("\n");
ck_assert_str_eq (ipv4, "127.0.0.1");
free (ipv4);
}
END_TEST
START_TEST (UNIT_get_server_list_localhost)
{
printf ("======================================\n");
printf ("PUBLIC\n");
printf (" UNIT get server list localhost\n");
printf (" Use getaddrinfo() to gather information about localhost\n");
printf (" for the HTTP protocol with IPv4. Requires network access\n");
printf (" to get information from DNS.\n\n");
struct addrinfo *server =
get_server_list ("localhost", "http", true, false);
struct sockaddr_in *addr4 = (struct sockaddr_in *) server->ai_addr;
uint32_t address = ntohl (addr4->sin_addr.s_addr);
printf (" IPv4 address for localhost is 0x%08" PRIx32 "\n", address);
printf ("\n");
ck_assert_int_eq (address, 0x7f000001);
freeaddrinfo (server);
}
END_TEST
START_TEST (UNIT_serv_string_localhost)
{
printf ("======================================\n");
printf ("PUBLIC\n");
printf (" UNIT serv string localhost\n");
printf (" Converts a struct addrinfo into a string that contains\n");
printf (" the transport-layer protocol, IP version, and IP address\n");
printf (" in the appropriate format.\n\n");
struct sockaddr_in address;
memset (&address, 0, sizeof (address));
address.sin_addr.s_addr = htonl (0x7f000001);
struct addrinfo server;
server.ai_family = AF_INET;
server.ai_addr = (struct sockaddr *) &address;
server.ai_socktype = SOCK_STREAM;
char *serv_info = serv_string (&server);
printf (" Server information for localhost: '%s'\n", serv_info);
printf ("\n");
ck_assert_str_eq (serv_info, "TCP IPv4 127.0.0.1");
free (serv_info);
}
END_TEST
void public_tests (Suite *s)
{
TCase *tc_public = tcase_create ("Public");
tcase_add_test (tc_public, UNIT_addr_string_localhost_v4);
tcase_add_test (tc_public, UNIT_get_server_list_localhost);
tcase_add_test (tc_public, UNIT_serv_string_localhost);
suite_add_tcase (s, tc_public);
}