changes necessary to test communicateOneMessage()

src/main/java/edu/unl/cse/csce361/socket_chat/Chat.java

@@ -11,14 +11,14 @@ import static java.lang.Thread.sleep;
 public class Chat {
 
     private static final int MAXIMUM_CONNECTION_ATTEMPTS = 10;
-    private final Socket socket;
+    private Socket socket;
     private boolean isHost;
     private ResourceBundle bundle;
     private Set<String> keywords;
 
     public Chat() {
         setLocale(Locale.getDefault());
-        socket = connect(new Scanner(System.in));
+        socket = null;
     }
 
     /**
@@ -45,7 +45,7 @@ public class Chat {
      * @param userInput a {@link java.util.Scanner} to read user responses
      * @return the {@link java.net.Socket} for the connection
      */
-    @SuppressWarnings("WeakerAccess")
+    @SuppressWarnings("UnusedReturnValue")
     public Socket connect(Scanner userInput) {
         String yes = bundle.getString("connection.response.yes");
         String no = bundle.getString("connection.response.no");
@@ -62,6 +62,7 @@ public class Chat {
             System.err.println(bundle.getString("connection.error.generalConnectionFailure") + ": " + ioException);
             System.exit(1);
         }
+        this.socket = socket;
         return socket;
     }
 
@@ -374,6 +375,7 @@ public class Chat {
 
     public static void main(String[] args) {
         Chat chat = new Chat();
+        chat.connect(new Scanner(System.in));
         chat.communicate();
         chat.disconnect();
     }