added test for socketstream

sciotest/main.cpp

@@ -22,6 +22,19 @@ int main(int /*argc*/, const char * argv[]) {
 		sc::io::fdistream is {0};
 		getline(is, line);
 		cout << line << '\n';
+
+		cout << "starting server\n";
+		sc::io::socketstream server(AF_INET6, SOCK_STREAM);
+		sc::io::socket_address addr {"", 4242};
+		server.make_server(addr);
+		for (;;) {
+			sc::io::socketstream client = server.accept();
+			cerr << "connection from " << client.address() << '\n';
+			client << "ready to echo...\n";
+			while (getline(client, line)) {
+				client << line;
+			}
+		}
     } catch (const exception& ex) {
         cerr << su::basename(argv[0]) << ": " << ex.what() << '\n';
         return EXIT_FAILURE;