Add blocking tcp server and client

tests/tcp_blocking.cpp

@@ -0,0 +1,202 @@
+#include <gtest/gtest.h>
+
+// STL includes
+#include <cstring>
+#include <thread>
+
+// Project includes
+#include "tcp_client.hpp"
+#include "tcp_server.hpp"
+
+
+TEST(BlockingTcpServer, Accept) {
+    tcp::BlockingServer server;
+    tcp::BlockingClient client;
+
+    auto lisRes = server.start_listening(1234);
+
+    std::thread clientThread([&client]() {
+        auto conRes = client.connect({"localhost"}, 1234);
+        EXPECT_TRUE(conRes.has_value());
+    });
+
+    std::thread serverThread([&server]() {
+        auto accRes = server.accept();
+        EXPECT_TRUE(accRes.has_value());
+    });
+
+    serverThread.join();
+    clientThread.join();
+}
+
+TEST(BlockingTcpServer, RestartListening) {
+    tcp::BlockingServer server;
+    tcp::BlockingClient client;
+
+    auto lisRes = server.start_listening(1234);
+
+    std::thread clientThread([&client]() {
+        auto conRes = client.connect({"localhost"}, 1234);
+        EXPECT_TRUE(conRes.has_value());
+    });
+
+    clientThread.join();
+
+    auto lisRes2 = server.start_listening(2345);
+
+    std::thread clientThread2([&client]() {
+        auto conRes = client.connect({"localhost"}, 1234);
+        EXPECT_FALSE(conRes.has_value());
+    });
+
+    clientThread2.join();
+
+    std::thread clientThread3([&client]() {
+        auto conRes2 = client.connect({"localhost"}, 2345);
+        EXPECT_TRUE(conRes2.has_value());
+    });
+
+    clientThread3.join();
+}
+
+TEST(BlockingTcpServer, StopListening) {
+    tcp::BlockingServer server;
+    tcp::BlockingClient client;
+
+    auto lisRes = server.start_listening(1234);
+
+    std::thread clientThread([&client]() {
+        auto conRes = client.connect({"localhost"}, 1234);
+        EXPECT_TRUE(conRes.has_value());
+    });
+
+    clientThread.join();
+
+    server.stop_listening();
+
+    std::thread clientThread2([&client]() {
+        auto conRes2 = client.connect({"localhost"}, 1234);
+        EXPECT_FALSE(conRes2.has_value());
+    });
+
+    clientThread2.join();
+}
+
+TEST(BlockingTcpServer, MultipleAccept) {
+    tcp::BlockingServer server;
+    tcp::BlockingClient client1;
+    tcp::BlockingClient client2;
+
+    auto lisRes1 = server.start_listening(1234);
+
+    std::thread clientThread1([&client1]() {
+        auto conRes1 = client1.connect({"localhost"}, 1234);
+        EXPECT_TRUE(conRes1.has_value());
+    });
+
+    std::thread clientThread2([&client2]() {
+        auto conRes2 = client2.connect({"localhost"}, 1234);
+        EXPECT_TRUE(conRes2.has_value());
+    });
+
+    std::thread serverThread([&server]() {
+        auto accRes1 = server.accept();
+        EXPECT_TRUE(accRes1.has_value());
+
+        auto accRes2 = server.accept();
+        EXPECT_TRUE(accRes2.has_value());
+    });
+
+    clientThread1.join();
+    clientThread2.join();
+    serverThread.join();
+}
+
+TEST(BlockingTcpServer, GetClientIPAsString) {
+    tcp::BlockingServer server;
+    tcp::BlockingClient client;
+
+    auto lisRes = server.start_listening(1234);
+    auto conRes = client.connect({"localhost"}, 1234);
+    auto accRes = server.accept();
+
+    auto ipRes = server.get_client_ip_as_string();
+    if (!ipRes) return;
+
+    EXPECT_STREQ(ipRes.value().data(), "127.0.0.1");
+}
+
+TEST(BlockingTcpClient, Connect) {
+    tcp::BlockingServer server;
+    tcp::BlockingClient client;
+
+    auto lisRes = server.start_listening(1234);
+
+    std::thread clientThread([&client]() {
+        auto conRes = client.connect({"localhost"}, 1234);
+        EXPECT_TRUE(conRes.has_value());
+    });
+
+    clientThread.join();
+}
+
+TEST(BlockingClient, Reconnect) {
+    tcp::BlockingServer server1;
+    tcp::BlockingServer server2;
+    tcp::BlockingClient client;
+
+    auto lisRes1 = server1.start_listening(1234);
+    auto lisRes2 = server2.start_listening(2345);
+
+    std::thread clientThread([&client]() {
+        auto conRes = client.connect({"localhost"}, 1234);
+        EXPECT_TRUE(conRes.has_value());
+    });
+
+    clientThread.join();
+
+    std::thread clientThread2([&client]() {
+        auto conRes2 = client.connect({"localhost"}, 2345);
+        EXPECT_TRUE(conRes2.has_value());
+    });
+
+    clientThread2.join();
+}
+
+TEST(BlockingTcpClientServer, ClientSendServerReceive) {
+    tcp::BlockingServer server;
+    tcp::BlockingClient client;
+
+    auto lisRes = server.start_listening(1234);
+    auto conRes = client.connect({"localhost"}, 1234);
+    auto accRes = server.accept();
+
+    std::array<char, 14> txMsg   = {"Hello, World!"};
+    auto                 sendRes = client.send(std::as_bytes(std::span(txMsg)));
+
+    EXPECT_EQ(sendRes.value(), txMsg.size());
+
+    std::array<char, 1024> rxBuffer;
+    auto recvRes = server.recv(std::as_writable_bytes(std::span(rxBuffer)));
+    EXPECT_EQ(recvRes.value(), txMsg.size());
+    EXPECT_EQ(std::strcmp(txMsg.data(), rxBuffer.data()), 0);
+}
+
+TEST(BlockingTcpClientServer, ClientReceiveServerSend) {
+    tcp::BlockingServer server;
+    tcp::BlockingClient client;
+
+    auto lisRes = server.start_listening(1234);
+    auto conRes = client.connect({"localhost"}, 1234);
+    auto accRes = server.accept();
+
+    std::array<char, 14> txMsg   = {"Hello, World!"};
+    auto                 sendRes = server.send(std::as_bytes(std::span(txMsg)));
+
+    EXPECT_EQ(sendRes.value(), txMsg.size());
+
+    std::array<char, 1024> rxBuffer;
+    auto recvRes = client.recv(std::as_writable_bytes(std::span(rxBuffer)));
+    EXPECT_EQ(recvRes.value(), txMsg.size());
+    EXPECT_EQ(std::strcmp(txMsg.data(), rxBuffer.data()), 0);
+}

tests/tcp_non_blocking.cpp

@@ -4,11 +4,11 @@
 #include <cstring>
 
 // Project includes
-#include "tcp_server.hpp"
 #include "tcp_client.hpp"
+#include "tcp_server.hpp"
 
 
-TEST(TcpServer, Accept) {
+TEST(NonBlockingTcpServer, Accept) {
     tcp::NonBlockingServer server;
     tcp::NonBlockingClient client;
 
@@ -25,7 +25,7 @@ TEST(TcpServer, Accept) {
     EXPECT_FALSE(server.next_client_available());
 }
 
-TEST(TcpServer, RestartListening) {
+TEST(NonBlockingTcpServer, RestartListening) {
     tcp::NonBlockingServer server;
     tcp::NonBlockingClient client;
 
@@ -48,7 +48,7 @@ TEST(TcpServer, RestartListening) {
     EXPECT_EQ(statRes2.value(), EISCONN);
 }
 
-TEST(TcpServer, StopListening) {
+TEST(NonBlockingTcpServer, StopListening) {
     tcp::NonBlockingServer server;
     tcp::NonBlockingClient client;
 
@@ -67,7 +67,7 @@ TEST(TcpServer, StopListening) {
     EXPECT_EQ(client.get_last_connection_status().value(), ECONNREFUSED);
 }
 
-TEST(TcpServer, DataAvailable) {
+TEST(NonBlockingTcpServer, DataAvailable) {
     tcp::NonBlockingServer server;
     tcp::NonBlockingClient client;
 
@@ -90,7 +90,7 @@ TEST(TcpServer, DataAvailable) {
     EXPECT_FALSE(server.data_available());
 }
 
-TEST(TcpServer, GetClientIPAsString) {
+TEST(NonBlockingTcpServer, GetClientIPAsString) {
     tcp::NonBlockingServer server;
     tcp::NonBlockingClient client;
 
@@ -103,7 +103,7 @@ TEST(TcpServer, GetClientIPAsString) {
     EXPECT_STREQ(ipRes.value().data(), "127.0.0.1");
 }
 
-TEST(TcpClient, Connect) {
+TEST(NonBlockingTcpClient, Connect) {
     tcp::NonBlockingServer server;
     tcp::NonBlockingClient client;
 
@@ -140,7 +140,7 @@ TEST(TcpClient, Connect) {
     EXPECT_EQ(statRes4.value(), ECONNREFUSED);
 }
 
-TEST(TcpClient, Reconnect) {
+TEST(NonBlockingTcpClient, Reconnect) {
     tcp::NonBlockingServer server1;
     tcp::NonBlockingServer server2;
     tcp::NonBlockingClient client;
@@ -161,7 +161,7 @@ TEST(TcpClient, Reconnect) {
     EXPECT_EQ(statRes2.value(), EISCONN);
 }
 
-TEST(TcpClient, DataAvailable) {
+TEST(NonBlockingTcpClient, DataAvailable) {
     tcp::NonBlockingServer server;
     tcp::NonBlockingClient client;
 
@@ -187,7 +187,7 @@ TEST(TcpClient, DataAvailable) {
     EXPECT_FALSE(client.data_available());
 }
 
-TEST(TcpClientServer, ClientSendServerReceive) {
+TEST(NonBlockingTcpClientServer, ClientSendServerReceive) {
     tcp::NonBlockingServer server;
     tcp::NonBlockingClient client;
 
@@ -207,7 +207,7 @@ TEST(TcpClientServer, ClientSendServerReceive) {
     EXPECT_EQ(std::strcmp(txMsg.data(), rxBuffer.data()), 0);
 }
 
-TEST(TcpClientServer, ClientReceiveServerSend) {
+TEST(NonBlockingTcpClientServer, ClientReceiveServerSend) {
     tcp::NonBlockingServer server;
     tcp::NonBlockingClient client;