Added some unit tests for IrcBot, along with required changes to Connection.

src/bot.rs

@@ -81,10 +81,9 @@ impl<'a, T, U> Bot<'a> for IrcBot<'a, T, U> where T: IrcWriter, U: IrcReader {
 
 impl<'a, T, U> IrcBot<'a, T, U> where T: IrcWriter, U: IrcReader {
     pub fn from_connection(conn: Connection<T, U>, process: |&IrcBot<T, U>, &str, &str, &[&str]|:'a -> IoResult<()>) -> IoResult<IrcBot<'a, T, U>> {
-        let config = try!(Config::load());
         Ok(IrcBot {
             conn: conn,
-            config: config,
+            config: try!(Config::load()),
             process: RefCell::new(process),
             chanlists: RefCell::new(HashMap::new()),
         })
@@ -154,3 +153,37 @@ impl<'a, T, U> IrcBot<'a, T, U> where T: IrcWriter, U: IrcReader {
         Ok(())
     }
 }
+
+#[cfg(test)]
+mod test {
+    use Bot;
+    use super::IrcBot;
+    use std::io::MemWriter;
+    use std::io::util::NullReader;
+    use conn::Connection;
+
+    #[test]
+    fn from_connection() {
+        let w = MemWriter::new();
+        let c = Connection::new(w, NullReader).unwrap();
+        assert!(IrcBot::from_connection(c, |_, _, _, _| { Ok(()) }).is_ok());
+    }
+
+    #[test]
+    fn send_nick() {
+        let w = MemWriter::new();
+        let c = Connection::new(w, NullReader).unwrap();
+        let b = IrcBot::from_connection(c, |_, _, _, _| { Ok(()) }).unwrap();
+        b.send_nick("test").unwrap();
+        assert_eq!(b.conn.writer().deref_mut().get_ref(), "NICK :test\r\n".as_bytes());
+    }
+
+    #[test]
+    fn send_user() {
+        let w = MemWriter::new();
+        let c = Connection::new(w, NullReader).unwrap();
+        let b = IrcBot::from_connection(c, |_, _, _, _| { Ok(()) }).unwrap();
+        b.send_user("test", "Test").unwrap();
+        assert_eq!(b.conn.writer().deref_mut().get_ref(), "USER test 0 * :Test\r\n".as_bytes());
+    }
+}

src/conn.rs

@@ -15,7 +15,7 @@ impl Connection<BufferedWriter<TcpStream>, BufferedReader<TcpStream>> {
 }
 
 impl<T, U> Connection<T, U> where T: IrcWriter, U: IrcReader {
-    fn new(writer: T, reader: U) -> IoResult<Connection<T, U>> {
+    pub fn new(writer: T, reader: U) -> IoResult<Connection<T, U>> {
         Ok(Connection {
             writer: RefCell::new(writer),
             reader: RefCell::new(reader),
@@ -30,13 +30,20 @@ impl<T, U> Connection<T, U> where T: IrcWriter, U: IrcReader {
 
     pub fn send(&self, msg: Message) -> IoResult<()> {
         let mut send = msg.command.to_string();
-        send.push_str(msg.args.init().connect(" ").as_slice());
+        if msg.args.init().len() > 0 {
+            send.push_str(" ");
+            send.push_str(msg.args.init().connect(" ").as_slice());
+        }
         send.push_str(" :");
         send.push_str(*msg.args.last().unwrap());
         send.push_str("\r\n");
         self.send_internal(send.as_slice())
     }
 
+    pub fn writer<'a>(&'a self) -> RefMut<'a, T> {
+        self.writer.borrow_mut()
+    }
+
     pub fn reader<'a>(&'a self) -> RefMut<'a, U> {
         self.reader.borrow_mut()
     }
@@ -44,10 +51,10 @@ impl<T, U> Connection<T, U> where T: IrcWriter, U: IrcReader {
 
 #[cfg(test)]
 mod test {
+    use super::Connection;
     use std::io::MemWriter;
     use std::io::util::NullReader;
     use data::Message;
-    use super::Connection;
 
     #[test]
     fn new_connection() {
@@ -60,7 +67,7 @@ mod test {
         let w = MemWriter::new();
         let c = Connection::new(w, NullReader).unwrap();
         c.send_internal("string of text").unwrap();
-        assert_eq!(c.writer.borrow_mut().deref_mut().get_ref(), "string of text".as_bytes());
+        assert_eq!(c.writer().deref_mut().get_ref(), "string of text".as_bytes());
     }
 
     #[test]
@@ -69,6 +76,6 @@ mod test {
         let c = Connection::new(w, NullReader).unwrap();
         let args = ["flare.to.ca.fyrechat.net"];
         c.send(Message::new(None, "PING", args)).unwrap();
-        assert_eq!(c.writer.borrow_mut().deref_mut().get_ref(), "PING :flare.to.ca.fyrechat.net\r\n".as_bytes());
+        assert_eq!(c.writer().deref_mut().get_ref(), "PING :flare.to.ca.fyrechat.net\r\n".as_bytes());
     }
 }