Rough Skeleton for Tests and Classes

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

@@ -0,0 +1,4 @@
+package hhn.temp.project;
+
+public class Admin extends Worker{
+}

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

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+package hhn.temp.project;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class AssignmentManager {
+    List<Worker> workerList;
+
+    public AssignmentManager() {
+        workerList = new ArrayList<>();
+    }
+}

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

@@ -1,17 +0,0 @@
-package hhn.temp.project;
-
-//TIP To <b>Run</b> code, press <shortcut actionId="Run"/> or
-// click the <icon src="AllIcons.Actions.Execute"/> icon in the gutter.
-public class Main {
-  public static void main(String[] args) {
-    //TIP Press <shortcut actionId="ShowIntentionActions"/> with your caret at the highlighted text
-    // to see how IntelliJ IDEA suggests fixing it.
-    System.out.printf("Hello and welcome!");
-
-    for (int i = 1; i <= 5; i++) {
-      //TIP Press <shortcut actionId="Debug"/> to start debugging your code. We have set one <icon src="AllIcons.Debugger.Db_set_breakpoint"/> breakpoint
-      // for you, but you can always add more by pressing <shortcut actionId="ToggleLineBreakpoint"/>.
-      System.out.println("i = " + i);
-    }
-  }
-}

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

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+package hhn.temp.project;
+
+public class Task {
+}

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

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+package hhn.temp.project;
+
+public enum TaskState {
+    IN_PROGRESS,
+    FINISHED;
+}

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

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+package hhn.temp.project;
+
+public class Worker {
+}