memgraph/tests/unit/socket.cpp
2022-03-14 15:47:41 +01:00

96 lines
2.7 KiB
C++

// Copyright 2022 Memgraph Ltd.
//
// Use of this software is governed by the Business Source License
// included in the file licenses/BSL.txt; by using this file, you agree to be bound by the terms of the Business Source
// License, and you may not use this file except in compliance with the Business Source License.
//
// As of the Change Date specified in that file, in accordance with
// the Business Source License, use of this software will be governed
// by the Apache License, Version 2.0, included in the file
// licenses/APL.txt.
#include <chrono>
#include <csignal>
#include <thread>
#include <gtest/gtest.h>
#include "io/network/socket.hpp"
#include "utils/timer.hpp"
TEST(Socket, WaitForReadyRead) {
memgraph::io::network::Socket server;
ASSERT_TRUE(server.Bind({"127.0.0.1", 0}));
ASSERT_TRUE(server.Listen(1024));
std::thread thread([&server] {
memgraph::io::network::Socket client;
ASSERT_TRUE(client.Connect(server.endpoint()));
std::this_thread::sleep_for(std::chrono::milliseconds(2000));
ASSERT_TRUE(client.Write("test"));
});
uint8_t buff[100];
auto client = server.Accept();
ASSERT_TRUE(client);
client->SetNonBlocking();
ASSERT_EQ(client->Read(buff, sizeof(buff)), -1);
ASSERT_TRUE(errno == EAGAIN || errno == EWOULDBLOCK || errno == EINTR);
memgraph::utils::Timer timer;
ASSERT_TRUE(client->WaitForReadyRead());
ASSERT_GT(timer.Elapsed().count(), 1.0);
ASSERT_GT(client->Read(buff, sizeof(buff)), 0);
thread.join();
}
TEST(Socket, WaitForReadyWrite) {
memgraph::io::network::Socket server;
ASSERT_TRUE(server.Bind({"127.0.0.1", 0}));
ASSERT_TRUE(server.Listen(1024));
std::thread thread([&server] {
uint8_t buff[10000];
memgraph::io::network::Socket client;
ASSERT_TRUE(client.Connect(server.endpoint()));
client.SetNonBlocking();
// Decrease the TCP read buffer.
int len = 1024;
ASSERT_EQ(setsockopt(client.fd(), SOL_SOCKET, SO_RCVBUF, &len, sizeof(len)), 0);
std::this_thread::sleep_for(std::chrono::milliseconds(2000));
while (true) {
int ret = client.Read(buff, sizeof(buff));
if (ret == -1 && errno != EAGAIN && errno != EWOULDBLOCK && errno != EINTR) {
std::raise(SIGPIPE);
} else if (ret == 0) {
break;
}
}
});
auto client = server.Accept();
ASSERT_TRUE(client);
client->SetNonBlocking();
// Decrease the TCP write buffer.
int len = 1024;
ASSERT_EQ(setsockopt(client->fd(), SOL_SOCKET, SO_SNDBUF, &len, sizeof(len)), 0);
memgraph::utils::Timer timer;
for (int i = 0; i < 1000000; ++i) {
ASSERT_TRUE(client->Write("test"));
}
ASSERT_GT(timer.Elapsed().count(), 1.0);
client->Close();
thread.join();
}