libzmq/tests/test_pair_tcp.cpp
Luca Boccassi da31917f4f Relicense from LGPL3 + exceptions to Mozilla Public License version 2.0
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Fixes https://github.com/zeromq/libzmq/issues/2376
2023-06-05 20:31:47 +01:00

135 lines
3.4 KiB
C++

/* SPDX-License-Identifier: MPL-2.0 */
#include "testutil.hpp"
#include "testutil_unity.hpp"
#include <string.h>
#if defined _WIN32
#include "../src/windows.hpp"
#endif
SETUP_TEARDOWN_TESTCONTEXT
typedef void (*extra_func_t) (void *socket_);
#ifdef ZMQ_BUILD_DRAFT
void set_sockopt_fastpath (void *socket)
{
int value = 1;
int rc =
zmq_setsockopt (socket, ZMQ_LOOPBACK_FASTPATH, &value, sizeof value);
assert (rc == 0);
}
#endif
void test_pair_tcp (extra_func_t extra_func_ = NULL)
{
void *sb = test_context_socket (ZMQ_PAIR);
if (extra_func_)
extra_func_ (sb);
char my_endpoint[MAX_SOCKET_STRING];
bind_loopback_ipv4 (sb, my_endpoint, sizeof my_endpoint);
void *sc = test_context_socket (ZMQ_PAIR);
if (extra_func_)
extra_func_ (sc);
TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (sc, my_endpoint));
bounce (sb, sc);
test_context_socket_close (sc);
test_context_socket_close (sb);
}
void test_pair_tcp_regular ()
{
test_pair_tcp ();
}
void test_pair_tcp_connect_by_name ()
{
// all other tcp test cases bind to a loopback wildcard address, then
// retrieve the bound endpoint, which is numerical, and use that to
// connect. this test cases specifically uses "localhost" to connect
// to ensure that names are correctly resolved
void *sb = test_context_socket (ZMQ_PAIR);
char bound_endpoint[MAX_SOCKET_STRING];
bind_loopback_ipv4 (sb, bound_endpoint, sizeof bound_endpoint);
// extract the bound port number
const char *pos = strrchr (bound_endpoint, ':');
TEST_ASSERT_NOT_NULL (pos);
const char connect_endpoint_prefix[] = "tcp://localhost";
char connect_endpoint[MAX_SOCKET_STRING];
strcpy (connect_endpoint, connect_endpoint_prefix);
strcat (connect_endpoint, pos);
void *sc = test_context_socket (ZMQ_PAIR);
TEST_ASSERT_SUCCESS_ERRNO (zmq_connect (sc, connect_endpoint));
bounce (sb, sc);
test_context_socket_close (sc);
test_context_socket_close (sb);
}
#ifdef ZMQ_BUILD_DRAFT
void test_pair_tcp_fastpath ()
{
test_pair_tcp (set_sockopt_fastpath);
}
#endif
#ifdef _WIN32
void test_io_completion_port ()
{
void *const s = test_context_socket (ZMQ_PAIR);
SOCKET fd;
size_t fd_size = sizeof fd;
TEST_ASSERT_SUCCESS_ERRNO (zmq_getsockopt (s, ZMQ_FD, &fd, &fd_size));
::WSAPROTOCOL_INFO pi;
TEST_ASSERT_SUCCESS_RAW_ERRNO (
::WSADuplicateSocket (fd, ::GetCurrentProcessId (), &pi));
const SOCKET socket = ::WSASocket (pi.iAddressFamily /*AF_INET*/,
pi.iSocketType /*SOCK_STREAM*/,
pi.iProtocol /*IPPROTO_TCP*/, &pi, 0, 0);
const HANDLE iocp =
::CreateIoCompletionPort (INVALID_HANDLE_VALUE, NULL, 0, 0);
TEST_ASSERT_NOT_EQUAL (NULL, iocp);
const HANDLE res =
::CreateIoCompletionPort (reinterpret_cast<HANDLE> (socket), iocp, 0, 0);
TEST_ASSERT_NOT_EQUAL (NULL, res);
TEST_ASSERT_SUCCESS_RAW_ERRNO (closesocket (socket));
TEST_ASSERT_TRUE (CloseHandle (iocp));
test_context_socket_close (s);
}
#endif
int main ()
{
setup_test_environment ();
UNITY_BEGIN ();
RUN_TEST (test_pair_tcp_regular);
RUN_TEST (test_pair_tcp_connect_by_name);
#ifdef ZMQ_BUILD_DRAFT
RUN_TEST (test_pair_tcp_fastpath);
#endif
#ifdef _WIN32
RUN_TEST (test_io_completion_port);
#endif
return UNITY_END ();
}