tests/test_echo_tcp_write_read.c

   1 #include <stdarg.h>
   2 #include <stddef.h>
   3 #include <setjmp.h>
   4 #include <cmocka.h>
   5
   6 #include "config.h"
   7 #include "torture.h"
   8
   9 #include <errno.h>
  10 #include <sys/types.h>
  11 #include <sys/socket.h>
  12 #include <netinet/in.h>
  13 #include <arpa/inet.h>
  14 #include <stdlib.h>
  15 #include <stdio.h>
  16 #include <unistd.h>
  17
  18 static int setup_echo_srv_tcp_ipv4(void **state)
  19 {
  20         torture_setup_echo_srv_tcp_ipv4(state);
  21
  22         return 0;
  23 }
  24
  25 #ifdef HAVE_IPV6
  26 static int setup_echo_srv_tcp_ipv6(void **state)
  27 {
  28         torture_setup_echo_srv_tcp_ipv6(state);
  29
  30         return 0;
  31 }
  32 #endif
  33
  34 static int teardown(void **state)
  35 {
  36         torture_teardown_echo_srv(state);
  37
  38         return 0;
  39 }
  40
  41 static void test_write_read_ipv4(void **state)
  42 {
  43         struct torture_address addr = {
  44                 .sa_socklen = sizeof(struct sockaddr_in),
  45         };
  46         ssize_t ret;
  47         int rc;
  48         int i;
  49         int s;
  50
  51         (void) state; /* unused */
  52
  53         s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP);
  54         assert_int_not_equal(s, -1);
  55
  56         addr.sa.in.sin_family = AF_INET;
  57         addr.sa.in.sin_port = htons(torture_server_port());
  58
  59         rc = inet_pton(addr.sa.in.sin_family,
  60                        torture_server_address(AF_INET),
  61                        &addr.sa.in.sin_addr);
  62         assert_int_equal(rc, 1);
  63
  64         rc = connect(s, &addr.sa.s, addr.sa_socklen);
  65         assert_int_equal(rc, 0);
  66
  67         for (i = 0; i < 10; i++) {
  68                 char send_buf[64] = {0};
  69                 char recv_buf[64] = {0};
  70
  71                 snprintf(send_buf, sizeof(send_buf), "packet.%d", i);
  72
  73                 ret = write(s,
  74                             send_buf,
  75                             sizeof(send_buf));
  76                 assert_int_not_equal(ret, -1);
  77
  78                 ret = read(s,
  79                            recv_buf,
  80                            sizeof(recv_buf));
  81                 assert_int_not_equal(ret, -1);
  82
  83                 assert_memory_equal(send_buf, recv_buf, sizeof(send_buf));
  84         }
  85
  86         close(s);
  87 }
  88
  89 #ifdef HAVE_IPV6
  90 static void test_write_read_ipv6(void **state)
  91 {
  92         struct torture_address addr = {
  93                 .sa_socklen = sizeof(struct sockaddr_in6),
  94         };
  95         ssize_t ret;
  96         int rc;
  97         int i;
  98         int s;
  99
 100         (void) state; /* unused */
 101
 102         s = socket(AF_INET6, SOCK_STREAM, IPPROTO_TCP);
 103         assert_int_not_equal(s, -1);
 104
 105         addr.sa.in6.sin6_family = AF_INET6;
 106         addr.sa.in6.sin6_port = htons(torture_server_port());
 107
 108         rc = inet_pton(AF_INET6,
 109                        torture_server_address(AF_INET6),
 110                        &addr.sa.in6.sin6_addr);
 111         assert_int_equal(rc, 1);
 112
 113         rc = connect(s, &addr.sa.s, addr.sa_socklen);
 114         assert_int_equal(rc, 0);
 115
 116         for (i = 0; i < 10; i++) {
 117                 char send_buf[64] = {0};
 118                 char recv_buf[64] = {0};
 119
 120                 snprintf(send_buf, sizeof(send_buf), "packet.%d", i);
 121
 122                 ret = write(s,
 123                             send_buf,
 124                             sizeof(send_buf));
 125                 assert_int_not_equal(ret, -1);
 126
 127                 ret = read(s,
 128                            recv_buf,
 129                            sizeof(recv_buf));
 130                 assert_int_not_equal(ret, -1);
 131
 132                 assert_memory_equal(send_buf, recv_buf, sizeof(send_buf));
 133         }
 134
 135         close(s);
 136 }
 137 #endif
 138
 139 int main(void) {
 140         int rc;
 141
 142         const struct CMUnitTest tcp_write_tests[] = {
 143                 cmocka_unit_test_setup_teardown(test_write_read_ipv4,
 144                                                 setup_echo_srv_tcp_ipv4,
 145                                                 teardown),
 146 #ifdef HAVE_IPV6
 147                 cmocka_unit_test_setup_teardown(test_write_read_ipv6,
 148                                                 setup_echo_srv_tcp_ipv6,
 149                                                 teardown),
 150 #endif
 151         };
 152
 153         rc = cmocka_run_group_tests(tcp_write_tests, NULL, NULL);
 154
 155         return rc;
 156 }