Refactor startGame Method

src/main/java/Game.java

@@ -1,7 +1,22 @@
 public class Game {
 
+    Gameboard gb;
+    Player p1;
+    Player p2;
+    Player p3;
+    Player p4;
+
     public static void main(String[] args) {
-        Gameboard gb = new Gameboard();
+        Game g = new Game();
+        g.startGame();
+    }
+
+    public void startGame() {
+        this.gb = new Gameboard();
         gb.initGameboard();
+        p1 = new Player("Rot");
+        p2 = new Player("Blau");
+        p3 = new Player("Gelb");
+        p4 = new Player("Grün");
     }
 }

src/test/java/GameTest.java

@@ -8,4 +8,20 @@ import org.junit.jupiter.params.provider.MethodSource;
 
 public class GameTest {
 
+    private Gameboard gb;
+    private Player p1;
+    private Player p2;
+    private Player p3;
+    private Player p4;
+
+    @BeforeEach
+    void setup() {
+        this.gb = new Gameboard();
+        gb.initGameboard();
+        p1 = new Player("Rot");
+        p2 = new Player("Blau");
+        p3 = new Player("Gelb");
+        p4 = new Player("Grün");
+    }
+
 }