Made queue send return a result/

src/client.rs

@@ -273,7 +273,9 @@ impl Client {
                 MsgType::ClientRequest => {
                     let tx_id = msg.get_data("tx_id").unwrap().to_uuid().unwrap();
                     self.return_to.insert(msg.get_id(), tx_id);
-                    self.queue.send(msg.reply(MsgType::SessionValidate));
+                    self.queue
+                        .send(msg.reply(MsgType::SessionValidate))
+                        .unwrap();
                 }
                 MsgType::Session => {
                     let rx_id = self.return_to.remove(&msg.get_id()).unwrap();
@@ -314,7 +316,7 @@ mod clients {
         let sess_id = Uuid::new_v4();
         let mut sess_res = sess.reply(MsgType::Session);
         sess_res.add_data("sess_id", sess_id.clone());
-        queue.send(sess_res);
+        queue.send(sess_res).unwrap();
         let reply = reply_rx.recv_timeout(TIMEOUT).unwrap();
         assert_eq!(reply.get_session(), sess_id);
     }

src/queue.rs

@@ -181,15 +181,16 @@ impl Queue {
         }
     }
 
-    pub fn send(&self, msg: Message) {
+    pub fn send(&self, msg: Message) -> Result<(), String> {
         let store = self.store.read().unwrap();
         match store.get(&msg.get_class()) {
             Some(senders) => {
                 for sender in senders.into_iter() {
                     sender.send(msg.clone()).unwrap();
                 }
+                Ok(())
             }
-            None => {}
+            None => Err(format!("no listeners for {:?}", msg.get_class())),
         }
     }
 }
@@ -211,7 +212,7 @@ mod queues {
         let (tx2, rx2) = channel();
         queue.add(tx1, [MsgType::SessionValidate].to_vec());
         queue.add(tx2, [MsgType::SessionValidate].to_vec());
-        queue.send(Message::new(MsgType::SessionValidate));
+        queue.send(Message::new(MsgType::SessionValidate)).unwrap();
         rx1.recv().unwrap();
         rx2.recv().unwrap();
     }
@@ -223,7 +224,7 @@ mod queues {
         let (tx2, rx2) = channel();
         queue.add(tx1, [MsgType::SessionValidate].to_vec());
         queue.add(tx2, [MsgType::Session].to_vec());
-        queue.send(Message::new(MsgType::SessionValidate));
+        queue.send(Message::new(MsgType::SessionValidate)).unwrap();
         let result = rx1.recv().unwrap();
         match result.get_class() {
             MsgType::SessionValidate => {}
@@ -239,7 +240,7 @@ mod queues {
                 _ => unreachable!("{:?}", err),
             },
         }
-        queue.send(Message::new(MsgType::Session));
+        queue.send(Message::new(MsgType::Session)).unwrap();
         let result = rx2.recv().unwrap();
         match result.get_class() {
             MsgType::Session => {}
@@ -262,17 +263,20 @@ mod queues {
         let queue = Queue::new();
         let (tx, rx) = channel();
         queue.add(tx, [MsgType::Session, MsgType::SessionValidate].to_vec());
-        queue.send(Message::new(MsgType::SessionValidate));
+        queue.send(Message::new(MsgType::SessionValidate)).unwrap();
         let msg = rx.recv().unwrap();
         assert_eq!(msg.get_class(), &MsgType::SessionValidate);
-        queue.send(Message::new(MsgType::Session));
+        queue.send(Message::new(MsgType::Session)).unwrap();
         let msg = rx.recv().unwrap();
         assert_eq!(msg.get_class(), &MsgType::Session);
     }
 
     #[test]
-    fn unassigned_message_should_not_panic() {
+    fn unassigned_message_should_return_error() {
         let queue = Queue::new();
-        queue.send(Message::new(MsgType::Session));
+        match queue.send(Message::new(MsgType::Session)) {
+            Ok(_) => unreachable!("should return error"),
+            Err(_) => {}
+        }
     }
 }

src/session.rs

@@ -46,19 +46,17 @@ impl Session {
 
     fn validate(&mut self, msg: Message) {
         match msg.get_data("sess_id") {
-            Some(sid) => {
+            Some(sid) => match sid {
-                match sid { 
                 Field::Uuid(sess_id) => {
                     if self.data.contains_key(&sess_id) {
                         let mut reply = msg.reply(MsgType::Session);
                         reply.add_data("sess_id", sess_id.clone());
-                             self.queue.send(reply);
+                        self.queue.send(reply).unwrap();
                     } else {
                         self.new_session(msg);
                     }
-                    },
-                    _ => self.new_session(msg),
                 }
+                _ => self.new_session(msg),
             },
             None => self.new_session(msg),
         }
@@ -72,7 +70,7 @@ impl Session {
         self.data.insert(id.clone(), SessionData {});
         let mut reply = msg.reply(MsgType::Session);
         reply.add_data("sess_id", id);
-        self.queue.send(reply);
+        self.queue.send(reply).unwrap();
     }
 }
 
@@ -97,7 +95,7 @@ mod sessions {
         let listen_for = [MsgType::Session];
         let (queue, rx) = setup_session(listen_for.to_vec());
         let msg = Message::new(MsgType::SessionValidate);
-        queue.send(msg.clone());
+        queue.send(msg.clone()).unwrap();
         let result = rx.recv_timeout(TIMEOUT).unwrap();
         match result.get_class() {
             MsgType::Session => {}
@@ -116,7 +114,7 @@ mod sessions {
         let msg = Message::new(MsgType::SessionValidate);
         let mut ids: Vec<Uuid> = Vec::new();
         for _ in 0..10 {
-            queue.send(msg.clone());
+            queue.send(msg.clone()).unwrap();
             let result = rx.recv_timeout(TIMEOUT).unwrap();
             let id = result.get_data("sess_id").unwrap().to_uuid().unwrap();
             assert!(!ids.contains(&id), "{} is a duplicate id", id);
@@ -129,11 +127,11 @@ mod sessions {
         let listen_for = [MsgType::Session];
         let (queue, rx) = setup_session(listen_for.to_vec());
         let mut msg = Message::new(MsgType::SessionValidate);
-        queue.send(msg.clone());
+        queue.send(msg.clone()).unwrap();
         let holder = rx.recv_timeout(TIMEOUT).unwrap();
         let id = holder.get_data("sess_id").unwrap().to_uuid().unwrap();
         msg.add_data("sess_id", id.clone());
-        queue.send(msg);
+        queue.send(msg).unwrap();
         let result = rx.recv_timeout(TIMEOUT).unwrap();
         let output = result.get_data("sess_id").unwrap().to_uuid().unwrap();
         assert_eq!(output, id);
@@ -146,7 +144,7 @@ mod sessions {
         let (queue, rx) = setup_session(listen_for.to_vec());
         let mut msg = Message::new(MsgType::SessionValidate);
         msg.add_data("sess_id", id.clone());
-        queue.send(msg);
+        queue.send(msg).unwrap();
         let result = rx.recv_timeout(TIMEOUT).unwrap();
         let output = result.get_data("sess_id").unwrap().to_uuid().unwrap();
         assert_ne!(output, id);
@@ -159,7 +157,7 @@ mod sessions {
         let (queue, rx) = setup_session(listen_for.to_vec());
         let mut msg = Message::new(MsgType::SessionValidate);
         msg.add_data("sess_id", id);
-        queue.send(msg);
+        queue.send(msg).unwrap();
         let result = rx.recv_timeout(TIMEOUT).unwrap();
         let output = result.get_data("sess_id").unwrap().to_string();
         assert_ne!(output, id);