testing things (rollback to here if it breaks again)

src/main.rs

@@ -7,7 +7,9 @@ use crossterm::execute;
 use crossterm::terminal::{
     disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen,
 };
-use std::io::StdoutLock;
+use std::io::{ErrorKind, Read, StdoutLock};
+use std::process::Stdio;
+use std::time::Duration;
 use std::{env, fs, io};
 use tui::backend::CrosstermBackend;
 use tui::Terminal;
@@ -16,6 +18,43 @@ use crate::model::config::Config;
 use crate::model::App;
 
 fn main() {
+    /////  ------------------------ TEST START ------------------------
+
+    let mut cmd = std::process::Command::new("sh");
+
+    let mut child = cmd
+        .stdout(Stdio::piped())
+        .args(&["-c", "echo hello"])
+        .spawn()
+        .unwrap();
+
+    let mut stdout = child.stdout.take().unwrap(); // std::fs::File::open("config.toml").unwrap();
+    std::thread::spawn(move || {
+        let mut buf = [0; 1024];
+
+        println!("{}", buf.len());
+
+        // stdout.read_to_end(&mut buf);
+
+        // println!("{}", String::from_utf8_lossy(&buf).as_ref());
+
+        // return;
+
+        loop {
+            match stdout.read(&mut buf) {
+                Ok(0) => break,
+                Ok(_) => println!("READ: now `{}`", String::from_utf8(buf.to_vec()).unwrap()),
+                Err(e) if e.kind() == ErrorKind::Interrupted => continue,
+                Err(e) => eprintln!("error: {}", e),
+            }
+        }
+        println!("done!");
+    });
+
+    std::thread::sleep(Duration::from_secs(3454233));
+
+    /////  ------------------------  TEST END  ------------------------
+
     let file_path = env::args()
         .nth(1)
         .or_else(|| env::var("SERVICE_MANAGER_CONFIG_PATH").ok())