Introduce preliminary test code

vnc-test/Cargo.toml

@@ -0,0 +1,9 @@
+[package]
+name = "vnc-test"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+tokio = "1.38.1"
+vnc-rs = "0.5.1"
+isototest = { package = "isototest", path = "../isototest"}

vnc-test/src/main.rs

@@ -0,0 +1,14 @@
+use tokio::{self, net::TcpStream};
+use isototest::create_vnc_client;
+
+#[tokio::main]
+async fn main() {
+    match create_vnc_client("qamaster.qe.nue2.suse.org:14889".to_string(), Some(String::new())).await {
+        Ok(client) => {
+            println!("All ok!");
+        },
+        Err(e) => {
+            panic!("{}", e);
+        }
+    };
+}