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Use byte_slice for sending zmq messages - removes data copy within zmq

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This commit is contained in:
Lee Clagett 2019-11-17 06:06:10 +00:00
parent 378cdeaeae
commit da99157462
11 changed files with 138 additions and 27 deletions
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39
tests/unit_tests/net.cpp
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@ -1702,6 +1702,45 @@ TEST(zmq, read_write)
EXPECT_EQ(message, *received);
}
TEST(zmq, read_write_slice)
{
net::zmq::context context{zmq_init(1)};
ASSERT_NE(nullptr, context);
net::zmq::socket send_socket{zmq_socket(context.get(), ZMQ_REQ)};
net::zmq::socket recv_socket{zmq_socket(context.get(), ZMQ_REP)};
ASSERT_NE(nullptr, send_socket);
ASSERT_NE(nullptr, recv_socket);
ASSERT_EQ(0u, zmq_bind(recv_socket.get(), "inproc://testing"));
ASSERT_EQ(0u, zmq_connect(send_socket.get(), "inproc://testing"));
std::string message;
message.resize(1024);
crypto::rand(message.size(), reinterpret_cast<std::uint8_t*>(std::addressof(message[0])));
{
epee::byte_slice slice_message{{epee::strspan<std::uint8_t>(message)}};
ASSERT_TRUE(bool(net::zmq::send(std::move(slice_message), send_socket.get())));
EXPECT_TRUE(slice_message.empty());
}
const expect<std::string> received = net::zmq::receive(recv_socket.get());
ASSERT_TRUE(bool(received));
EXPECT_EQ(message, *received);
}
TEST(zmq, write_slice_fail)
{
std::string message;
message.resize(1024);
crypto::rand(message.size(), reinterpret_cast<std::uint8_t*>(std::addressof(message[0])));
epee::byte_slice slice_message{std::move(message)};
EXPECT_FALSE(bool(net::zmq::send(std::move(slice_message), nullptr)));
EXPECT_TRUE(slice_message.empty());
}
TEST(zmq, read_write_multipart)
{
net::zmq::context context{zmq_init(1)};