diff --git a/Projekte/mdga/model/src/test/java/pp/mdga/game/GameTest.java b/Projekte/mdga/model/src/test/java/pp/mdga/game/GameTest.java
index a8819bca..1a22d83a 100644
--- a/Projekte/mdga/model/src/test/java/pp/mdga/game/GameTest.java
+++ b/Projekte/mdga/model/src/test/java/pp/mdga/game/GameTest.java
@@ -6,7 +6,11 @@
 import pp.mdga.game.card.ShieldCard;
 import pp.mdga.game.card.SwapCard;
 import pp.mdga.game.card.TurboCard;
+import pp.mdga.message.client.AnimationEndMessage;
 import pp.mdga.message.client.LobbyReadyMessage;
+import pp.mdga.message.client.NoPowerCardMessage;
+import pp.mdga.message.client.RequestDieMessage;
+import pp.mdga.message.client.RequestMoveMessage;
 import pp.mdga.message.client.SelectTSKMessage;
 import pp.mdga.message.client.StartGameMessage;
 import pp.mdga.message.server.PlayCardMessage;
@@ -211,7 +215,66 @@ public void testDouble() {
     // UC-Game-08
     @Test
     public void testChangeActivePlayer() {
-        // TODO: Implement test logic for changing the active player
+        //tests if both player have no color and are not ready
+        assertFalse(playerClient.isReady());
+        assertFalse(playerHost.isReady());
+        assertEquals(playerClient.getColor(), Color.NONE);
+        assertEquals(playerHost.getColor(), Color.NONE);
+
+        //send the selectTSK-message
+        logic.received(new SelectTSKMessage(Color.CYBER), IDClient);
+        logic.received(new SelectTSKMessage(Color.ARMY), IDHost);
+
+        //sends and tests the readyMessage for the client
+        logic.received(new LobbyReadyMessage(), IDClient);
+        logic.received(new LobbyReadyMessage(), IDHost);
+        assertTrue(playerClient.isReady());
+        assertTrue(playerHost.isReady());
+
+        //tests if the game has started after the determineStartPlayerState
+        logic.received(new StartGameMessage(), IDHost);
+        assertEquals(logic.getCurrentState(), logic.getGameState());
+        assertEquals(logic.getGameState().getCurrentState(),logic.getGameState().getDetermineStartPlayerState());
+
+        //roll the order
+        game.setDie(new Die(4));
+        logic.received(new RequestDieMessage(),IDHost);
+        game.setDie(new Die(3));
+        logic.received(new RequestDieMessage(),IDClient);
+        logic.received(new AnimationEndMessage(),IDClient);
+        logic.received(new AnimationEndMessage(),IDHost);
+
+        //tests that the server is in the animation-state
+        assertEquals(logic.getCurrentState(), logic.getGameState());
+        assertEquals(logic.getGameState().getCurrentState(),logic.getGameState().getAnimationState());
+
+        logic.received(new AnimationEndMessage(),IDClient);
+        logic.received(new AnimationEndMessage(),IDHost);
+
+        assertEquals(logic.getCurrentState(), logic.getGameState());
+        assertEquals(logic.getGameState().getCurrentState(),logic.getGameState().getTurnState());
+
+        //tests if the host is the active player
+        assertEquals(game.getActiveColor(),playerHost.getColor());
+
+        //hosts plays no power-card
+        logic.received(new NoPowerCardMessage(),IDHost);
+
+        //simulates a roll and the move of a piece for the host
+        logic.received(new RequestDieMessage(),IDHost);
+        logic.received(new AnimationEndMessage(),IDHost);
+        logic.received(new RequestMoveMessage(game.getBoard().getInfield()[playerHost.getStartNodeIndex()].getOccupant()),IDHost);
+
+        //tests if the server is in movePiece
+        assertEquals(logic.getGameState().getCurrentState(),logic.getGameState().getTurnState());
+        assertEquals(logic.getGameState().getTurnState().getCurrentState(),logic.getGameState().getTurnState().getMovePieceState());
+
+        //sends the animationEndMessages
+        logic.received(new AnimationEndMessage(),IDClient);
+        logic.received(new AnimationEndMessage(),IDHost);
+
+        //tests if there is a new active Player
+        assertEquals(game.getActiveColor(),playerClient.getColor());
     }