Wrote all the Tests for the Scanner UI

src/main/java/hhn/temp/project/AssignmentManager.java

@@ -26,11 +26,14 @@ public class AssignmentManager {
         workerMap.put(workerIdCounter, worker);
         return workerIdCounter;
     }
+    public void removeWorker(int workerId) {
+        workerMap.remove(workerId);
+    }
     public int addTask(int workerId, String name, String description) {
         if (!workerMap.containsKey(workerId) || name == null || description == null) {
             throw new IllegalArgumentException("WorkerId must exist and name or description can't be null");
         }
-        Task task = new Task(++taskIdCounter, workerId, name, description, this);
+        Task task = new Task(++taskIdCounter, workerId, name, description);
         taskMap.put(taskIdCounter, task);
         return taskIdCounter;
     }

src/main/java/hhn/temp/project/Task.java

@@ -5,10 +5,8 @@ public class Task {
     String description;
     int taskId;
     int workerId;
-    AssignmentManager manager;
     TaskState state;
-    public Task(int taskId, int workerId, String name, String description, AssignmentManager manager) {
-        this.manager = manager;
+    public Task(int taskId, int workerId, String name, String description) {
         this.name = name;
         this.description = description;
         this.taskId = taskId;