cppzmq/tests/socket.cpp
Alberto Invernizzi eddeaf44ca fix CHECK_THROWS_AS usage
"Note that the exception type is extended with const& and you should not include it yourself."

according to https://github.com/catchorg/Catch2/blob/devel/docs/assertions.md#exceptions
2021-06-30 07:14:13 +02:00

698 lines
22 KiB
C++

#include <catch2/catch.hpp>
#include <zmq.hpp>
#ifdef ZMQ_CPP11
#include <future>
#endif
#if (__cplusplus >= 201703L)
static_assert(std::is_nothrow_swappable<zmq::socket_t>::value,
"socket_t should be nothrow swappable");
#endif
TEST_CASE("socket default ctor", "[socket]")
{
zmq::socket_t socket;
}
TEST_CASE("socket create destroy", "[socket]")
{
zmq::context_t context;
zmq::socket_t socket(context, ZMQ_ROUTER);
}
#ifdef ZMQ_CPP11
TEST_CASE("socket create assign", "[socket]")
{
zmq::context_t context;
zmq::socket_t socket(context, ZMQ_ROUTER);
CHECK(static_cast<bool>(socket));
CHECK(socket.handle() != nullptr);
socket = {};
CHECK(!static_cast<bool>(socket));
CHECK(socket.handle() == nullptr);
}
TEST_CASE("socket create by enum and destroy", "[socket]")
{
zmq::context_t context;
zmq::socket_t socket(context, zmq::socket_type::router);
}
TEST_CASE("socket swap", "[socket]")
{
zmq::context_t context;
zmq::socket_t socket1(context, zmq::socket_type::router);
zmq::socket_t socket2(context, zmq::socket_type::dealer);
using std::swap;
swap(socket1, socket2);
}
#ifdef ZMQ_CPP11
TEST_CASE("socket options", "[socket]")
{
zmq::context_t context;
zmq::socket_t socket(context, zmq::socket_type::router);
#ifdef ZMQ_IMMEDIATE
socket.set(zmq::sockopt::immediate, 0);
socket.set(zmq::sockopt::immediate, false);
CHECK(socket.get(zmq::sockopt::immediate) == false);
// unit out of range
CHECK_THROWS_AS(socket.set(zmq::sockopt::immediate, 80), zmq::error_t);
#endif
#ifdef ZMQ_LINGER
socket.set(zmq::sockopt::linger, 55);
CHECK(socket.get(zmq::sockopt::linger) == 55);
#endif
#ifdef ZMQ_ROUTING_ID
const std::string id = "foobar";
socket.set(zmq::sockopt::routing_id, "foobar");
socket.set(zmq::sockopt::routing_id, zmq::buffer(id));
socket.set(zmq::sockopt::routing_id, id);
#if CPPZMQ_HAS_STRING_VIEW
socket.set(zmq::sockopt::routing_id, std::string_view{id});
#endif
std::string id_ret(10, ' ');
auto size = socket.get(zmq::sockopt::routing_id, zmq::buffer(id_ret));
id_ret.resize(size);
CHECK(id == id_ret);
auto stropt = socket.get(zmq::sockopt::routing_id);
CHECK(id == stropt);
std::string id_ret_small(3, ' ');
// truncated
CHECK_THROWS_AS(socket.get(zmq::sockopt::routing_id, zmq::buffer(id_ret_small)),
zmq::error_t);
#endif
}
template<class T>
void check_array_opt(T opt,
zmq::socket_t &sock,
std::string info,
bool set_only = false)
{
const std::string val = "foobar";
INFO("setting " + info);
sock.set(opt, val);
if (set_only)
return;
INFO("getting " + info);
auto s = sock.get(opt);
CHECK(s == val);
}
template<class T>
void check_array_opt_get(T opt, zmq::socket_t &sock, std::string info)
{
INFO("getting " + info);
(void) sock.get(opt);
}
#if ZMQ_VERSION >= ZMQ_MAKE_VERSION(4, 0, 0)
template<class T> void check_bin_z85(T opt, zmq::socket_t &sock, std::string str_val)
{
std::vector<uint8_t> bin_val(32);
const auto dret = zmq_z85_decode(bin_val.data(), str_val.c_str());
CHECK(dret != nullptr);
sock.set(opt, str_val);
sock.set(opt, zmq::buffer(bin_val));
auto sv = sock.get(opt);
CHECK(sv == str_val);
auto bv = sock.get(opt, 32);
REQUIRE(bv.size() == bin_val.size());
CHECK(std::memcmp(bv.data(), bin_val.data(), bin_val.size()) == 0);
}
#endif
TEST_CASE("socket check array options", "[socket]")
{
zmq::context_t context;
zmq::socket_t router(context, zmq::socket_type::router);
zmq::socket_t xpub(context, zmq::socket_type::xpub);
zmq::socket_t sub(context, zmq::socket_type::sub);
#ifdef ZMQ_BINDTODEVICE
// requires setting CAP_NET_RAW
//check_array_opt(zmq::sockopt::bindtodevice, router, "bindtodevice");
#endif
#ifdef ZMQ_CONNECT_ROUTING_ID
check_array_opt(zmq::sockopt::connect_routing_id, router, "connect_routing_id",
true);
#endif
#ifdef ZMQ_LAST_ENDPOINT
check_array_opt_get(zmq::sockopt::last_endpoint, router, "last_endpoint");
#endif
#ifdef ZMQ_METADATA
router.set(zmq::sockopt::metadata, zmq::str_buffer("X-foo:bar"));
#endif
#ifdef ZMQ_PLAIN_PASSWORD
check_array_opt(zmq::sockopt::plain_password, router, "plain_password");
#endif
#ifdef ZMQ_PLAIN_USERNAME
check_array_opt(zmq::sockopt::plain_username, router, "plain_username");
#endif
#ifdef ZMQ_ROUTING_ID
check_array_opt(zmq::sockopt::routing_id, router, "routing_id");
#endif
#ifdef ZMQ_SOCKS_PROXY
check_array_opt(zmq::sockopt::socks_proxy, router, "socks_proxy");
#endif
#ifdef ZMQ_SUBSCRIBE
check_array_opt(zmq::sockopt::subscribe, sub, "subscribe", true);
#endif
#ifdef ZMQ_UNSUBSCRIBE
check_array_opt(zmq::sockopt::unsubscribe, sub, "unsubscribe", true);
#endif
#ifdef ZMQ_XPUB_WELCOME_MSG
check_array_opt(zmq::sockopt::xpub_welcome_msg, xpub, "xpub_welcome_msg", true);
#endif
#ifdef ZMQ_ZAP_DOMAIN
check_array_opt(zmq::sockopt::zap_domain, router, "zap_domain");
#endif
// curve
#if ZMQ_VERSION >= ZMQ_MAKE_VERSION(4, 0, 0) && defined(ZMQ_HAS_CAPABILITIES)
if (zmq_has("curve") == 1) {
const std::string spk = "rq:rM>}U?@Lns47E1%kR.o@n%FcmmsL/@{H8]yf7";
const std::string ssk = "JTKVSB%%)wK0E.X)V>+}o?pNmC{O&4W4b!Ni{Lh6";
const std::string cpk = "Yne@$w-vo<fVvi]a<NY6T1ed:M$fCG*[IaLV{hID";
const std::string csk = "D:)Q[IlAW!ahhC2ac:9*A}h:p?([4%wOTJ%JR%cs";
zmq::socket_t curve_server(context, zmq::socket_type::router);
curve_server.set(zmq::sockopt::curve_server, true);
CHECK(curve_server.get(zmq::sockopt::curve_server));
check_bin_z85(zmq::sockopt::curve_secretkey, curve_server, ssk);
zmq::socket_t curve_client(context, zmq::socket_type::router);
curve_client.set(zmq::sockopt::curve_server, false);
CHECK_FALSE(curve_client.get(zmq::sockopt::curve_server));
check_bin_z85(zmq::sockopt::curve_serverkey, curve_client, spk);
check_bin_z85(zmq::sockopt::curve_publickey, curve_client, cpk);
check_bin_z85(zmq::sockopt::curve_secretkey, curve_client, csk);
}
#endif
// gssapi
#if ZMQ_VERSION >= ZMQ_MAKE_VERSION(4, 1, 0) && defined(ZMQ_HAS_CAPABILITIES)
if (zmq_has("gssapi") == 1 && false) // TODO enable
{
zmq::socket_t gss_server(context, zmq::socket_type::router);
gss_server.set(zmq::sockopt::gssapi_server, true);
CHECK(gss_server.get(zmq::sockopt::gssapi_server) == 1);
gss_server.set(zmq::sockopt::gssapi_plaintext, false);
CHECK(gss_server.get(zmq::sockopt::gssapi_plaintext) == 0);
check_array_opt(zmq::sockopt::gssapi_principal, gss_server,
"gssapi_principal");
zmq::socket_t gss_client(context, zmq::socket_type::router);
CHECK(gss_client.get(zmq::sockopt::gssapi_server) == 0);
check_array_opt(zmq::sockopt::gssapi_principal, gss_client,
"gssapi_principal");
check_array_opt(zmq::sockopt::gssapi_service_principal, gss_client,
"gssapi_service_principal");
}
#endif
}
template<class T, class Opt>
void check_integral_opt(Opt opt,
zmq::socket_t &sock,
std::string info,
bool set_only = false)
{
const T val = 1;
INFO("setting " + info);
sock.set(opt, val);
if (set_only)
return;
INFO("getting " + info);
auto s = sock.get(opt);
CHECK(s == val);
}
template<class T, class Opt>
void check_integral_opt_get(Opt opt, zmq::socket_t &sock, std::string info)
{
INFO("getting " + info);
(void) sock.get(opt);
}
TEST_CASE("socket check integral options", "[socket]")
{
zmq::context_t context;
zmq::socket_t router(context, zmq::socket_type::router);
zmq::socket_t xpub(context, zmq::socket_type::xpub);
zmq::socket_t req(context, zmq::socket_type::req);
#ifdef ZMQ_STREAM_NOTIFY
zmq::socket_t stream(context, zmq::socket_type::stream);
#endif
#ifdef ZMQ_AFFINITY
check_integral_opt<uint64_t>(zmq::sockopt::affinity, router, "affinity");
#endif
#ifdef ZMQ_BACKLOG
check_integral_opt<int>(zmq::sockopt::backlog, router, "backlog");
#endif
#ifdef ZMQ_CONFLATE
check_integral_opt<int>(zmq::sockopt::conflate, router, "conflate");
#endif
#ifdef ZMQ_CONNECT_TIMEOUT
check_integral_opt<int>(zmq::sockopt::connect_timeout, router,
"connect_timeout");
#endif
#ifdef ZMQ_EVENTS
check_integral_opt_get<int>(zmq::sockopt::events, router, "events");
#endif
#ifdef ZMQ_FD
check_integral_opt_get<zmq::fd_t>(zmq::sockopt::fd, router, "fd");
#endif
#ifdef ZMQ_HANDSHAKE_IVL
check_integral_opt<int>(zmq::sockopt::handshake_ivl, router, "handshake_ivl");
#endif
#ifdef ZMQ_HEARTBEAT_IVL
check_integral_opt<int>(zmq::sockopt::heartbeat_ivl, router, "heartbeat_ivl");
#endif
#ifdef ZMQ_HEARTBEAT_TIMEOUT
check_integral_opt<int>(zmq::sockopt::heartbeat_timeout, router,
"heartbeat_timeout");
#endif
#ifdef ZMQ_HEARTBEAT_TTL
router.set(zmq::sockopt::heartbeat_ttl, 100);
CHECK(router.get(zmq::sockopt::heartbeat_ttl) == 100);
#endif
#ifdef ZMQ_IMMEDIATE
check_integral_opt<int>(zmq::sockopt::immediate, router, "immediate");
#endif
#ifdef ZMQ_INVERT_MATCHING
check_integral_opt<int>(zmq::sockopt::invert_matching, router,
"invert_matching");
#endif
#ifdef ZMQ_IPV6
check_integral_opt<int>(zmq::sockopt::ipv6, router, "ipv6");
#endif
#ifdef ZMQ_LINGER
check_integral_opt<int>(zmq::sockopt::linger, router, "linger");
#endif
#ifdef ZMQ_MAXMSGSIZE
check_integral_opt<int64_t>(zmq::sockopt::maxmsgsize, router, "maxmsgsize");
#endif
#ifdef ZMQ_MECHANISM
check_integral_opt_get<int>(zmq::sockopt::mechanism, router, "mechanism");
#endif
#ifdef ZMQ_MULTICAST_HOPS
check_integral_opt<int>(zmq::sockopt::multicast_hops, router, "multicast_hops");
#endif
#ifdef ZMQ_MULTICAST_LOOP
check_integral_opt<int>(zmq::sockopt::multicast_loop, router, "multicast_loop");
#endif
#ifdef ZMQ_MULTICAST_MAXTPDU
check_integral_opt<int>(zmq::sockopt::multicast_maxtpdu, router,
"multicast_maxtpdu");
#endif
#ifdef ZMQ_PLAIN_SERVER
check_integral_opt<int>(zmq::sockopt::plain_server, router, "plain_server");
#endif
#ifdef ZMQ_USE_FD
check_integral_opt<int>(zmq::sockopt::use_fd, router, "use_fd");
#endif
#ifdef ZMQ_PROBE_ROUTER
check_integral_opt<int>(zmq::sockopt::probe_router, router, "probe_router",
true);
#endif
#ifdef ZMQ_RATE
check_integral_opt<int>(zmq::sockopt::rate, router, "rate");
#endif
#ifdef ZMQ_RCVBUF
check_integral_opt<int>(zmq::sockopt::rcvbuf, router, "rcvbuf");
#endif
#ifdef ZMQ_RCVHWM
check_integral_opt<int>(zmq::sockopt::rcvhwm, router, "rcvhwm");
#endif
#ifdef ZMQ_RCVMORE
check_integral_opt_get<int>(zmq::sockopt::rcvmore, router, "rcvmore");
#endif
#ifdef ZMQ_RCVTIMEO
check_integral_opt<int>(zmq::sockopt::rcvtimeo, router, "rcvtimeo");
#endif
#ifdef ZMQ_RECONNECT_IVL
check_integral_opt<int>(zmq::sockopt::reconnect_ivl, router, "reconnect_ivl");
#endif
#ifdef ZMQ_RECONNECT_IVL_MAX
check_integral_opt<int>(zmq::sockopt::reconnect_ivl_max, router,
"reconnect_ivl_max");
#endif
#ifdef ZMQ_RECOVERY_IVL
check_integral_opt<int>(zmq::sockopt::recovery_ivl, router, "recovery_ivl");
#endif
#ifdef ZMQ_REQ_CORRELATE
check_integral_opt<int>(zmq::sockopt::req_correlate, req, "req_correlate", true);
#endif
#ifdef ZMQ_REQ_RELAXED
check_integral_opt<int>(zmq::sockopt::req_relaxed, req, "req_relaxed", true);
#endif
#ifdef ZMQ_ROUTER_HANDOVER
check_integral_opt<int>(zmq::sockopt::router_handover, router, "router_handover",
true);
#endif
#ifdef ZMQ_ROUTER_MANDATORY
check_integral_opt<int>(zmq::sockopt::router_mandatory, router,
"router_mandatory", true);
#endif
#ifdef ZMQ_ROUTER_NOTIFY
check_integral_opt<int>(zmq::sockopt::router_notify, router, "router_notify");
#endif
#ifdef ZMQ_SNDBUF
check_integral_opt<int>(zmq::sockopt::sndbuf, router, "sndbuf");
#endif
#ifdef ZMQ_SNDHWM
check_integral_opt<int>(zmq::sockopt::sndhwm, router, "sndhwm");
#endif
#ifdef ZMQ_SNDTIMEO
check_integral_opt<int>(zmq::sockopt::sndtimeo, router, "sndtimeo");
#endif
#ifdef ZMQ_STREAM_NOTIFY
check_integral_opt<int>(zmq::sockopt::stream_notify, stream, "stream_notify",
true);
#endif
#ifdef ZMQ_TCP_KEEPALIVE
check_integral_opt<int>(zmq::sockopt::tcp_keepalive, router, "tcp_keepalive");
#endif
#ifdef ZMQ_TCP_KEEPALIVE_CNT
check_integral_opt<int>(zmq::sockopt::tcp_keepalive_cnt, router,
"tcp_keepalive_cnt");
#endif
#ifdef ZMQ_TCP_KEEPALIVE_IDLE
check_integral_opt<int>(zmq::sockopt::tcp_keepalive_idle, router,
"tcp_keepalive_idle");
#endif
#ifdef ZMQ_TCP_KEEPALIVE_INTVL
check_integral_opt<int>(zmq::sockopt::tcp_keepalive_intvl, router,
"tcp_keepalive_intvl");
#endif
#ifdef ZMQ_TCP_MAXRT
check_integral_opt<int>(zmq::sockopt::tcp_maxrt, router, "tcp_maxrt");
#endif
#ifdef ZMQ_THREAD_SAFE
check_integral_opt_get<bool>(zmq::sockopt::thread_safe, router, "thread_safe");
#endif
#ifdef ZMQ_TOS
check_integral_opt<int>(zmq::sockopt::tos, router, "tos");
#endif
#ifdef ZMQ_TYPE
check_integral_opt_get<int>(zmq::sockopt::type, router, "type");
#endif
#ifdef ZMQ_HAVE_VMCI
#ifdef ZMQ_VMCI_BUFFER_SIZE
check_integral_opt<uint64_t>(zmq::sockopt::vmci_buffer_size, router,
"vmci_buffer_size");
#endif
#ifdef ZMQ_VMCI_BUFFER_MIN_SIZE
check_integral_opt<uint64_t>(zmq::sockopt::vmci_buffer_min_size, router,
"vmci_buffer_min_size");
#endif
#ifdef ZMQ_VMCI_BUFFER_MAX_SIZE
check_integral_opt<uint64_t>(zmq::sockopt::vmci_buffer_max_size, router,
"vmci_buffer_max_size");
#endif
#ifdef ZMQ_VMCI_CONNECT_TIMEOUT
check_integral_opt<int>(zmq::sockopt::vmci_connect_timeout, router,
"vmci_connect_timeout");
#endif
#endif
#ifdef ZMQ_XPUB_VERBOSE
check_integral_opt<int>(zmq::sockopt::xpub_verbose, xpub, "xpub_verbose", true);
#endif
#ifdef ZMQ_XPUB_VERBOSER
check_integral_opt<int>(zmq::sockopt::xpub_verboser, xpub, "xpub_verboser",
true);
#endif
#ifdef ZMQ_XPUB_MANUAL
check_integral_opt<int>(zmq::sockopt::xpub_manual, xpub, "xpub_manual", true);
#endif
#ifdef ZMQ_XPUB_NODROP
check_integral_opt<int>(zmq::sockopt::xpub_nodrop, xpub, "xpub_nodrop", true);
#endif
#ifdef ZMQ_ZAP_ENFORCE_DOMAIN
check_integral_opt<int>(zmq::sockopt::zap_enforce_domain, router,
"zap_enforce_domain");
#endif
}
#endif
TEST_CASE("socket flags", "[socket]")
{
CHECK((zmq::recv_flags::dontwait | zmq::recv_flags::none)
== static_cast<zmq::recv_flags>(ZMQ_DONTWAIT | 0));
CHECK((zmq::recv_flags::dontwait & zmq::recv_flags::none)
== static_cast<zmq::recv_flags>(ZMQ_DONTWAIT & 0));
CHECK((zmq::recv_flags::dontwait ^ zmq::recv_flags::none)
== static_cast<zmq::recv_flags>(ZMQ_DONTWAIT ^ 0));
CHECK(~zmq::recv_flags::dontwait == static_cast<zmq::recv_flags>(~ZMQ_DONTWAIT));
CHECK((zmq::send_flags::dontwait | zmq::send_flags::sndmore)
== static_cast<zmq::send_flags>(ZMQ_DONTWAIT | ZMQ_SNDMORE));
CHECK((zmq::send_flags::dontwait & zmq::send_flags::sndmore)
== static_cast<zmq::send_flags>(ZMQ_DONTWAIT & ZMQ_SNDMORE));
CHECK((zmq::send_flags::dontwait ^ zmq::send_flags::sndmore)
== static_cast<zmq::send_flags>(ZMQ_DONTWAIT ^ ZMQ_SNDMORE));
CHECK(~zmq::send_flags::dontwait == static_cast<zmq::send_flags>(~ZMQ_DONTWAIT));
}
TEST_CASE("socket readme example", "[socket]")
{
zmq::context_t ctx;
zmq::socket_t sock(ctx, zmq::socket_type::push);
sock.bind("inproc://test");
sock.send(zmq::str_buffer("Hello, world"), zmq::send_flags::dontwait);
}
#endif
TEST_CASE("socket sends and receives const buffer", "[socket]")
{
zmq::context_t context;
zmq::socket_t sender(context, ZMQ_PAIR);
zmq::socket_t receiver(context, ZMQ_PAIR);
receiver.bind("inproc://test");
sender.connect("inproc://test");
const char *str = "Hi";
#ifdef ZMQ_CPP11
CHECK(2 == *sender.send(zmq::buffer(str, 2)));
char buf[2];
const auto res = receiver.recv(zmq::buffer(buf));
CHECK(res);
CHECK(!res->truncated());
CHECK(2 == res->size);
#else
CHECK(2 == sender.send(str, 2));
char buf[2];
CHECK(2 == receiver.recv(buf, 2));
#endif
CHECK(0 == memcmp(buf, str, 2));
}
#ifdef ZMQ_CPP11
TEST_CASE("socket send none sndmore", "[socket]")
{
zmq::context_t context;
zmq::socket_t s(context, zmq::socket_type::router);
s.bind("inproc://test");
std::vector<char> buf(4);
auto res = s.send(zmq::buffer(buf), zmq::send_flags::sndmore);
CHECK(res);
CHECK(*res == buf.size());
res = s.send(zmq::buffer(buf));
CHECK(res);
CHECK(*res == buf.size());
}
TEST_CASE("socket send dontwait", "[socket]")
{
zmq::context_t context;
zmq::socket_t s(context, zmq::socket_type::push);
s.bind("inproc://test");
std::vector<char> buf(4);
auto res = s.send(zmq::buffer(buf), zmq::send_flags::dontwait);
CHECK(!res);
res =
s.send(zmq::buffer(buf), zmq::send_flags::dontwait | zmq::send_flags::sndmore);
CHECK(!res);
zmq::message_t msg;
auto resm = s.send(msg, zmq::send_flags::dontwait);
CHECK(!resm);
CHECK(msg.size() == 0);
}
TEST_CASE("socket send exception", "[socket]")
{
zmq::context_t context;
zmq::socket_t s(context, zmq::socket_type::pull);
s.bind("inproc://test");
std::vector<char> buf(4);
CHECK_THROWS_AS(s.send(zmq::buffer(buf)), zmq::error_t);
}
TEST_CASE("socket recv none", "[socket]")
{
zmq::context_t context;
zmq::socket_t s(context, zmq::socket_type::pair);
zmq::socket_t s2(context, zmq::socket_type::pair);
s2.bind("inproc://test");
s.connect("inproc://test");
std::vector<char> sbuf(4);
const auto res_send = s2.send(zmq::buffer(sbuf));
CHECK(res_send);
CHECK(res_send.has_value());
std::vector<char> buf(2);
const auto res = s.recv(zmq::buffer(buf));
CHECK(res.has_value());
CHECK(res->truncated());
CHECK(res->untruncated_size == sbuf.size());
CHECK(res->size == buf.size());
const auto res_send2 = s2.send(zmq::buffer(sbuf));
CHECK(res_send2.has_value());
std::vector<char> buf2(10);
const auto res2 = s.recv(zmq::buffer(buf2));
CHECK(res2.has_value());
CHECK(!res2->truncated());
CHECK(res2->untruncated_size == sbuf.size());
CHECK(res2->size == sbuf.size());
}
TEST_CASE("socket send recv message_t", "[socket]")
{
zmq::context_t context;
zmq::socket_t s(context, zmq::socket_type::pair);
zmq::socket_t s2(context, zmq::socket_type::pair);
s2.bind("inproc://test");
s.connect("inproc://test");
zmq::message_t smsg(10);
const auto res_send = s2.send(smsg, zmq::send_flags::none);
CHECK(res_send);
CHECK(*res_send == 10);
CHECK(smsg.size() == 0);
zmq::message_t rmsg;
const auto res = s.recv(rmsg);
CHECK(res);
CHECK(*res == 10);
CHECK(res.value() == 10);
CHECK(rmsg.size() == *res);
}
TEST_CASE("socket send recv message_t by pointer", "[socket]")
{
zmq::context_t context;
zmq::socket_t s(context, zmq::socket_type::pair);
zmq::socket_t s2(context, zmq::socket_type::pair);
s2.bind("inproc://test");
s.connect("inproc://test");
zmq::message_t smsg(size_t{10});
const auto res_send = s2.send(smsg, zmq::send_flags::none);
CHECK(res_send);
CHECK(*res_send == 10);
CHECK(smsg.size() == 0);
zmq::message_t rmsg;
const bool res = s.recv(&rmsg);
CHECK(res);
}
TEST_CASE("socket recv dontwait", "[socket]")
{
zmq::context_t context;
zmq::socket_t s(context, zmq::socket_type::pull);
s.bind("inproc://test");
std::vector<char> buf(4);
constexpr auto flags = zmq::recv_flags::none | zmq::recv_flags::dontwait;
auto res = s.recv(zmq::buffer(buf), flags);
CHECK(!res);
zmq::message_t msg;
auto resm = s.recv(msg, flags);
CHECK(!resm);
CHECK_THROWS_AS(resm.value(), std::exception);
CHECK(msg.size() == 0);
}
TEST_CASE("socket recv exception", "[socket]")
{
zmq::context_t context;
zmq::socket_t s(context, zmq::socket_type::push);
s.bind("inproc://test");
std::vector<char> buf(4);
CHECK_THROWS_AS(s.recv(zmq::buffer(buf)), zmq::error_t);
}
TEST_CASE("socket proxy", "[socket]")
{
zmq::context_t context;
zmq::socket_t front(context, ZMQ_ROUTER);
zmq::socket_t back(context, ZMQ_ROUTER);
zmq::socket_t capture(context, ZMQ_DEALER);
front.bind("inproc://test1");
back.bind("inproc://test2");
capture.bind("inproc://test3");
auto f = std::async(std::launch::async, [&]() {
auto s1 = std::move(front);
auto s2 = std::move(back);
auto s3 = std::move(capture);
try {
zmq::proxy(s1, s2, zmq::socket_ref(s3));
}
catch (const zmq::error_t &e) {
return e.num() == ETERM;
}
return false;
});
context.close();
CHECK(f.get());
}
TEST_CASE("socket proxy steerable", "[socket]")
{
zmq::context_t context;
zmq::socket_t front(context, ZMQ_ROUTER);
zmq::socket_t back(context, ZMQ_ROUTER);
zmq::socket_t control(context, ZMQ_SUB);
front.bind("inproc://test1");
back.bind("inproc://test2");
control.connect("inproc://test3");
auto f = std::async(std::launch::async, [&]() {
auto s1 = std::move(front);
auto s2 = std::move(back);
auto s3 = std::move(control);
try {
zmq::proxy_steerable(s1, s2, zmq::socket_ref(), s3);
}
catch (const zmq::error_t &e) {
return e.num() == ETERM;
}
return false;
});
context.close();
CHECK(f.get());
}
#endif