Major refactoring of RoundControl and TurnControl

git-svn-id: svn://sunsvr01.isp.uni-luebeck.de/swproj13/trunk@516 72836036-5685-4462-b002-a69064685172

3 files changed, 147 insertions, 163 deletions

diff --git a/test/jrummikub/control/GameControlTest.java b/test/jrummikub/control/GameControlTest.java
index e1af261..7555714 100644
--- a/test/jrummikub/control/GameControlTest.java
+++ b/test/jrummikub/control/GameControlTest.java
@@ -49,10 +49,8 @@ public class GameControlTest {
 	public void testEndOfRound() {
 		gameControl.startGame();
 
-		view.startTurnEvent.emit();
-
 		// Manipulate first player's hand, to allow player1 to win
-		IHand playerHand = gameControl.roundControl.clonedHand;
+		IHand playerHand = gameControl.roundControl.roundState.getActivePlayer().getHand();
 		for (Pair<Stone, Position> entry : playerHand.clone()) {
 			playerHand.pickUp(entry.getFirst());
 		}
@@ -64,6 +62,8 @@ public class GameControlTest {
 		playerHand.drop(stone3, new Position(0, 0));
 		// Done setting up first players hand
 
+		view.startTurnEvent.emit();
+
 		view.playerPanel.endTurnEvent.emit();
 		view.startTurnEvent.emit();
 		view.playerPanel.endTurnEvent.emit();
diff --git a/test/jrummikub/control/RoundControlTest.java b/test/jrummikub/control/RoundControlTest.java
index edcb57f..8785fba 100644
--- a/test/jrummikub/control/RoundControlTest.java
+++ b/test/jrummikub/control/RoundControlTest.java
@@ -4,11 +4,7 @@ import static jrummikub.model.StoneColor.*;
 import static org.junit.Assert.*;
 
 import java.awt.Color;
-import java.util.Arrays;
-import java.util.HashSet;
 import java.util.Iterator;
-import java.util.List;
-import java.util.Set;
 
 import jrummikub.control.turn.TurnMode;
 import jrummikub.model.GameSettings;
@@ -16,7 +12,6 @@ import jrummikub.model.Hand;
 import jrummikub.model.IHand;
 import jrummikub.model.IPlayer;
 import jrummikub.model.IRoundState;
-import jrummikub.model.ITable;
 import jrummikub.model.MockRoundState;
 import jrummikub.model.MockTable;
 import jrummikub.model.PlayerSettings;
@@ -25,7 +20,6 @@ import jrummikub.model.RoundState;
 import jrummikub.model.Score;
 import jrummikub.model.Stone;
 import jrummikub.model.StoneSet;
-import jrummikub.model.Table;
 import jrummikub.util.IListener;
 import jrummikub.util.IListener1;
 import jrummikub.util.Pair;
@@ -172,12 +166,12 @@ public class RoundControlTest {
 			view.startTurnEvent.emit();
 			view.playerPanel.endTurnEvent.emit();
 		}
-		view.startTurnEvent.emit();
 
-		IHand hand = roundControl.clonedHand;
+		IHand hand = roundState.getActivePlayer().getHand();
 		hand.drop(blueOne, new Position(0, 0));
 		hand.drop(blueTwo, new Position(0, 0));
 		hand.drop(blueThree, new Position(0, 0));
+		view.startTurnEvent.emit();
 
 		assertFalse(roundState.getActivePlayer().getLaidOut());
 
@@ -191,7 +185,7 @@ public class RoundControlTest {
 		assertFalse(roundState.getNthNextPlayer(roundState.getPlayerCount() - 1)
 				.getLaidOut());
 		assertEquals(0, roundState.getTable().getSize());
-		assertEquals(14 + 6, hand.getSize());
+		assertEquals(14 + 6, roundState.getActivePlayer().getHand().getSize());
 	}
 
 	/** */
@@ -202,17 +196,16 @@ public class RoundControlTest {
 			view.startTurnEvent.emit();
 			view.playerPanel.endTurnEvent.emit();
 		}
-		view.startTurnEvent.emit();
 
-		IHand hand = roundControl.clonedHand;
+		view.startTurnEvent.emit();
 
 		assertFalse(roundState.getActivePlayer().getLaidOut());
 
 		view.playerPanel.endTurnEvent.emit();
-		assertFalse(roundState.getNthNextPlayer(roundState.getPlayerCount() - 1)
-				.getLaidOut());
+		assertFalse(roundState.getNthNextPlayer(-1).getLaidOut());
 		assertEquals(0, roundState.getTable().getSize());
-		assertEquals(14 + 1, hand.getSize());
+
+		assertEquals(14 + 1, roundState.getNthNextPlayer(-1).getHand().getSize());
 	}
 
 	/** Threshold=30 */
@@ -223,12 +216,15 @@ public class RoundControlTest {
 			view.startTurnEvent.emit();
 			view.playerPanel.endTurnEvent.emit();
 		}
-		view.startTurnEvent.emit();
 
-		IHand hand = roundControl.clonedHand;
+		IHand hand = roundState.getActivePlayer().getHand();
 		hand.drop(blueOne, new Position(0, 0));
 		hand.drop(blueTwo, new Position(0, 0));
 		hand.drop(blueThree, new Position(0, 0));
+		hand.drop(blueTen, new Position(0, 0));
+		hand.drop(redTen, new Position(0, 0));
+		hand.drop(blueEleven, new Position(0, 0));
+		view.startTurnEvent.emit();
 
 		view.handPanel.stoneClickEvent.emit(blueOne, false);
 		view.handPanel.stoneClickEvent.emit(blueTwo, true);
@@ -238,10 +234,6 @@ public class RoundControlTest {
 
 		assertFalse(roundState.getActivePlayer().getLaidOut());
 
-		hand.drop(blueTen, new Position(0, 0));
-		hand.drop(redTen, new Position(0, 0));
-		hand.drop(blueEleven, new Position(0, 0));
-
 		view.handPanel.stoneClickEvent.emit(blueTen, false);
 		view.handPanel.stoneClickEvent.emit(redTen, true);
 		view.handPanel.stoneClickEvent.emit(blueEleven, true);
@@ -249,10 +241,12 @@ public class RoundControlTest {
 		view.tablePanel.clickEvent.emit(new Position(0, 0));
 
 		view.playerPanel.endTurnEvent.emit();
-		assertFalse(roundState.getNthNextPlayer(roundState.getPlayerCount() - 1)
-				.getLaidOut());
+		view.acknowledgeInvalidEvent.emit();
+
+		assertFalse(roundState.getNthNextPlayer(-1).getLaidOut());
 		assertEquals(0, roundState.getTable().getSize());
-		assertEquals(14 + 9, hand.getSize());
+
+		assertEquals(14 + 9, roundState.getNthNextPlayer(-1).getHand().getSize());
 	}
 
 	/** Threshold=30 */
@@ -263,9 +257,8 @@ public class RoundControlTest {
 			view.startTurnEvent.emit();
 			view.playerPanel.endTurnEvent.emit();
 		}
-		view.startTurnEvent.emit();
 		// Fake Turn to put stones on the table
-		IHand hand = roundControl.clonedHand;
+		IHand hand = roundState.getActivePlayer().getHand();
 		hand.drop(blueOne, new Position(0, 0));
 		hand.drop(blueTwo, new Position(0, 0));
 		hand.drop(blueThree, new Position(0, 0));
@@ -274,6 +267,7 @@ public class RoundControlTest {
 		hand.drop(blueSeven, new Position(0, 0));
 		hand.drop(blackSeven, new Position(0, 0));
 		hand.drop(orangeSeven, new Position(0, 0));
+		view.startTurnEvent.emit();
 
 		view.handPanel.stoneClickEvent.emit(redSeven, false);
 		view.handPanel.stoneClickEvent.emit(blueSeven, true);
@@ -290,12 +284,12 @@ public class RoundControlTest {
 
 		view.playerPanel.endTurnEvent.emit();
 		assertEquals(2, roundState.getTable().getSize());
-		view.startTurnEvent.emit();
 
-		hand = roundControl.clonedHand;
+		hand = roundState.getActivePlayer().getHand();
 		hand.drop(redEight, new Position(0, 0));
 		hand.drop(redNine, new Position(0, 0));
 		hand.drop(redTen, new Position(0, 0));
+		view.startTurnEvent.emit();
 
 		view.tablePanel.stoneClickEvent.emit(redSeven, false);
 		view.handPanel.stoneClickEvent.emit(redEight, true);
@@ -308,10 +302,9 @@ public class RoundControlTest {
 
 		view.playerPanel.endTurnEvent.emit();
 		view.acknowledgeInvalidEvent.emit();
-		assertFalse(roundState.getNthNextPlayer(roundState.getPlayerCount() - 1)
-				.getLaidOut());
+		assertFalse(roundState.getNthNextPlayer(-1).getLaidOut());
 		assertEquals(2, roundState.getTable().getSize());
-		assertEquals(14 + 6, hand.getSize());
+		assertEquals(14 + 6, roundState.getNthNextPlayer(-1).getHand().getSize());
 	}
 
 	/** Threshold=30 */
@@ -322,9 +315,8 @@ public class RoundControlTest {
 			view.startTurnEvent.emit();
 			view.playerPanel.endTurnEvent.emit();
 		}
-		view.startTurnEvent.emit();
 		// Fake Turn to put stones on the table
-		IHand hand = roundControl.clonedHand;
+		IHand hand = roundState.getActivePlayer().getHand();
 		hand.drop(blueOne, new Position(0, 0));
 		hand.drop(blueTwo, new Position(0, 0));
 		hand.drop(blueThree, new Position(0, 0));
@@ -333,6 +325,7 @@ public class RoundControlTest {
 		hand.drop(blueSeven, new Position(0, 0));
 		hand.drop(blackSeven, new Position(0, 0));
 		hand.drop(orangeSeven, new Position(0, 0));
+		view.startTurnEvent.emit();
 
 		view.handPanel.stoneClickEvent.emit(redSeven, false);
 		view.handPanel.stoneClickEvent.emit(blueSeven, true);
@@ -349,13 +342,13 @@ public class RoundControlTest {
 
 		view.playerPanel.endTurnEvent.emit();
 		assertEquals(2, roundState.getTable().getSize());
-		view.startTurnEvent.emit();
 
-		hand = roundControl.clonedHand;
+		hand = roundState.getActivePlayer().getHand();
 		hand.drop(redEight, new Position(0, 0));
 		hand.drop(redNine, new Position(0, 0));
 		hand.drop(redTen, new Position(0, 0));
 		hand.drop(redEleven, new Position(0, 0));
+		view.startTurnEvent.emit();
 
 		view.tablePanel.stoneClickEvent.emit(redSeven, false);
 		view.handPanel.stoneClickEvent.emit(redEight, true);
@@ -369,10 +362,9 @@ public class RoundControlTest {
 
 		view.playerPanel.endTurnEvent.emit();
 		view.acknowledgeInvalidEvent.emit();
-		assertFalse(roundState.getNthNextPlayer(roundState.getPlayerCount() - 1)
-				.getLaidOut());
+		assertFalse(roundState.getNthNextPlayer(-1).getLaidOut());
 		assertEquals(2, roundState.getTable().getSize());
-		assertEquals(14 + 7, hand.getSize());
+		assertEquals(14 + 7, roundState.getNthNextPlayer(-1).getHand().getSize());
 	}
 
 	/** */
@@ -383,9 +375,8 @@ public class RoundControlTest {
 			view.startTurnEvent.emit();
 			view.playerPanel.endTurnEvent.emit();
 		}
-		view.startTurnEvent.emit();
 		// Fake Turn to put stones on the table
-		IHand hand = roundControl.clonedHand;
+		IHand hand = roundState.getActivePlayer().getHand();
 		hand.drop(blueFive, new Position(0, 0));
 		hand.drop(blueSix, new Position(0, 0));
 		hand.drop(blueSeven, new Position(0, 0));
@@ -394,6 +385,7 @@ public class RoundControlTest {
 		hand.drop(blueFour, new Position(0, 0));
 		hand.drop(blackFour, new Position(0, 0));
 		hand.drop(orangeFour, new Position(0, 0));
+		view.startTurnEvent.emit();
 
 		view.handPanel.stoneClickEvent.emit(redFour, false);
 		view.handPanel.stoneClickEvent.emit(blueFour, true);
@@ -410,10 +402,8 @@ public class RoundControlTest {
 
 		view.playerPanel.endTurnEvent.emit();
 		assertEquals(2, roundState.getTable().getSize());
-		view.startTurnEvent.emit();
-
-		hand = roundControl.clonedHand;
 
+		view.startTurnEvent.emit();
 		view.tablePanel.stoneClickEvent.emit(blueFour, false);
 		view.tablePanel.stoneClickEvent.emit(blueFive, true);
 		view.tablePanel.stoneClickEvent.emit(blueSix, true);
@@ -425,10 +415,9 @@ public class RoundControlTest {
 
 		view.playerPanel.endTurnEvent.emit();
 		view.acknowledgeInvalidEvent.emit();
-		assertFalse(roundState.getNthNextPlayer(roundState.getPlayerCount() - 1)
-				.getLaidOut());
+		assertFalse(roundState.getNthNextPlayer(-1).getLaidOut());
 		assertEquals(2, roundState.getTable().getSize());
-		assertEquals(14 + 3, hand.getSize());
+		assertEquals(14 + 3, roundState.getNthNextPlayer(-1).getHand().getSize());
 	}
 
 	/** Threshold=30 */
@@ -439,9 +428,8 @@ public class RoundControlTest {
 			view.startTurnEvent.emit();
 			view.playerPanel.endTurnEvent.emit();
 		}
-		view.startTurnEvent.emit();
 		// Fake Turn to put stones on the table
-		IHand hand = roundControl.clonedHand;
+		IHand hand = roundState.getActivePlayer().getHand();
 		hand.drop(blueOne, new Position(0, 0));
 		hand.drop(blueTwo, new Position(0, 0));
 		hand.drop(blueThree, new Position(0, 0));
@@ -450,6 +438,7 @@ public class RoundControlTest {
 		hand.drop(blueSeven, new Position(0, 0));
 		hand.drop(blackSeven, new Position(0, 0));
 		hand.drop(orangeSeven, new Position(0, 0));
+		view.startTurnEvent.emit();
 
 		view.handPanel.stoneClickEvent.emit(redSeven, false);
 		view.handPanel.stoneClickEvent.emit(blueSeven, true);
@@ -465,22 +454,9 @@ public class RoundControlTest {
 		view.tablePanel.clickEvent.emit(new Position(0, 0));
 
 		view.playerPanel.endTurnEvent.emit();
-		assertTrue(roundState.getNthNextPlayer(roundState.getPlayerCount() - 1)
-				.getLaidOut());
+		assertTrue(roundState.getNthNextPlayer(-1).getLaidOut());
 		assertEquals(2, roundState.getTable().getSize());
-		assertEquals(14, hand.getSize());
-	}
-
-	/** */
-	@Test
-	public void testDealStones() {
-		testRound.deal();
-		checkCorrectlyDealt();
-		for (int i = 0; i < 14; i++) {
-			testRound.dealStones(2);
-		}
-		assertEquals(2 * 14 + 14, testRoundState.getActivePlayer().getHand()
-				.getSize());
+		assertEquals(14, roundState.getNthNextPlayer(-1).getHand().getSize());
 	}
 
 	/** */
@@ -512,6 +488,7 @@ public class RoundControlTest {
 	/** */
 	@Test
 	public void testTableValidHandChanged() {
+		fail();
 		testRoundState.players.get(0).setLaidOut(true);
 		testRound.startRound();
 		for (int i = 0; i < 4; i++) {
@@ -539,6 +516,7 @@ public class RoundControlTest {
 	/** */
 	@Test
 	public void testTableInvalidHandChanged() {
+		fail();
 		testRound.startRound();
 		for (int i = 0; i < 4; i++) {
 			view.startTurnEvent.emit();
@@ -548,9 +526,9 @@ public class RoundControlTest {
 		testTable.valid = false;
 		oldTable.clonedTable = testTable;
 
+		IHand hand = testRoundState.getActivePlayer().getHand();
 		view.startTurnEvent.emit();
 		assertSame(BottomPanelType.HUMAN_HAND_PANEL, view.bottomPanelType);
-		IHand hand = testRound.clonedHand;
 		Stone stone = hand.iterator().next().getFirst();
 		hand.pickUp(stone);
 		testTable.drop(new StoneSet(stone), new Position(0, 0));
@@ -567,6 +545,7 @@ public class RoundControlTest {
 	/** */
 	@Test
 	public void testTableValidHandUnchanged() {
+		fail();
 		testRoundState.players.get(0).setLaidOut(true);
 		testRound.startRound();
 		for (int i = 0; i < 4; i++) {
@@ -592,6 +571,7 @@ public class RoundControlTest {
 	/** */
 	@Test
 	public void testTableInvalidHandUnchanged() {
+		fail();
 		testRoundState.players.get(1).setLaidOut(true);
 		testRound.startRound();
 		for (int i = 0; i < 4; i++) {
@@ -618,7 +598,6 @@ public class RoundControlTest {
 	/** */
 	@Test
 	public void testWinning() {
-
 		testRound.getEndOfRoundEvent().add(new IListener1<Score>() {
 			@Override
 			public void handle(Score roundScore) {
@@ -635,14 +614,14 @@ public class RoundControlTest {
 		testTable.valid = true;
 		oldTable.clonedTable = testTable;
 
-		view.startTurnEvent.emit();
-		assertSame(BottomPanelType.HUMAN_HAND_PANEL, view.bottomPanelType);
-		IHand hand = testRound.clonedHand;
+		IHand hand = testRoundState.getActivePlayer().getHand();
 
 		hand.drop(redEight, new Position(0, 0));
 		hand.drop(blueEight, new Position(0, 0));
 		hand.drop(blackEight, new Position(0, 0));
 		hand.drop(orangeEight, new Position(0, 0));
+		view.startTurnEvent.emit();
+		assertSame(BottomPanelType.HUMAN_HAND_PANEL, view.bottomPanelType);
 
 		view.handPanel.stoneClickEvent.emit(redEight, false);
 		view.handPanel.stoneClickEvent.emit(blueEight, true);
@@ -651,11 +630,15 @@ public class RoundControlTest {
 
 		view.tablePanel.clickEvent.emit(new Position(0, 0));
 
-		for (int i = 0; i < 4; i++) {
-			testRoundState.players.get(i).hand = new Hand();
+		view.playerPanel.endTurnEvent.emit();
+
+		for (int i = 0; i < 3; i++) {
+			view.startTurnEvent.emit();
+			view.playerPanel.endTurnEvent.emit();
 		}
-		testRound.clonedHand = (IHand) testRoundState.players.get(3).hand.clone();
-		resetTurnStart();
+
+		testRoundState.getActivePlayer().setHand(new Hand());
+		view.startTurnEvent.emit();
 
 		assertFalse(roundEnded);
 		view.playerPanel.endTurnEvent.emit();
@@ -664,80 +647,6 @@ public class RoundControlTest {
 
 	/** */
 	@Test
-	public void testTableDifference() {
-		MockTable oldTable = new MockTable();
-		MockTable newTable = new MockTable();
-		StoneSet oldSet1 = new StoneSet(Arrays.asList(blueOne, redOne, blackOne));
-		StoneSet oldSet2 = new StoneSet(blueTwo);
-		oldTable.drop(oldSet1, new Position(0, 0));
-		oldTable.drop(oldSet2, new Position(0, 0));
-		StoneSet newSet1 = new StoneSet(Arrays.asList(blueOne, blueTwo, blueFour));
-		StoneSet newSet2 = new StoneSet(Arrays.asList(redOne, blackOne, blueThree));
-		newTable.drop(newSet1, new Position(0, 0));
-		newTable.drop(newSet2, new Position(0, 0));
-
-		Set<Stone> expectedStones = new HashSet<Stone>();
-		expectedStones.add(blueThree);
-		expectedStones.add(blueFour);
-
-		Set<Stone> stones = RoundControl.tableDifference(oldTable, newTable);
-
-		assertTrue(expectedStones.containsAll(stones));
-		assertTrue(stones.containsAll(expectedStones));
-	}
-
-	/** */
-	@Test
-	public void testTableSetDifference() {
-		ITable oldTable = new Table(gameSettings);
-		Stone blueOne = new Stone(1, BLUE);
-		Stone redOne = new Stone(1, RED);
-		Stone blackOne = new Stone(1, BLACK);
-		Stone orangeOne = new Stone(1, ORANGE);
-		Stone blueTwo = new Stone(2, BLUE);
-		Stone blueThree = new Stone(3, BLUE);
-		Stone blueFour = new Stone(4, BLUE);
-		StoneSet oldSet1 = new StoneSet(Arrays.asList(blueOne, redOne, blackOne,
-				orangeOne));
-		StoneSet oldSet2 = new StoneSet(Arrays.asList(blueTwo, blueThree, blueFour));
-		oldTable.drop(oldSet1, new Position(0, 0));
-		oldTable.drop(oldSet2, new Position(0, 0));
-		ITable newTable = (Table) oldTable.clone();
-		List<StoneSet> newSets = RoundControl
-				.tableSetDifference(oldTable, newTable);
-		List<StoneSet> vanishedSets = RoundControl.tableSetDifference(newTable,
-				oldTable);
-
-		assertTrue(newSets.isEmpty());
-		assertTrue(vanishedSets.isEmpty());
-
-		newTable.pickUp(oldSet2);
-		newTable.drop(oldSet2.join(new StoneSet(new Stone(5, BLUE))), new Position(
-				0, 0));
-		newSets = RoundControl.tableSetDifference(oldTable, newTable);
-		vanishedSets = RoundControl.tableSetDifference(newTable, oldTable);
-
-		assertFalse(newSets.isEmpty());
-		assertFalse(vanishedSets.isEmpty());
-		assertEquals(1, newSets.size());
-		assertEquals(1, vanishedSets.size());
-
-		Stone redTwo = new Stone(2, RED);
-		Stone redThree = new Stone(3, RED);
-		Stone redFour = new Stone(4, RED);
-		StoneSet oldSet3 = new StoneSet(Arrays.asList(redTwo, redThree, redFour));
-		ITable newTable2 = (Table) oldTable.clone();
-		newTable2.drop(oldSet3, new Position(0, 0));
-		newSets = RoundControl.tableSetDifference(oldTable, newTable2);
-		vanishedSets = RoundControl.tableSetDifference(newTable2, oldTable);
-
-		assertFalse(newSets.isEmpty());
-		assertTrue(vanishedSets.isEmpty());
-		assertEquals(1, newSets.size());
-	}
-
-	/** */
-	@Test
 	public void heapIsEmpty() {
 		roundControl.getEndOfRoundEvent().add(new IListener1<Score>() {
 			@Override
@@ -899,12 +808,12 @@ public class RoundControlTest {
 	@Test
 	public void testRedealDisallowed() {
 		testRound.startRound();
-		view.startTurnEvent.emit();
 		Hand hand = new Hand();
 		hand.drop(new Stone(1, RED), new Position(0, 0));
 		hand.drop(new Stone(1, BLACK), new Position(0, 0));
 		hand.drop(new Stone(1, BLUE), new Position(0, 0));
-		testRound.clonedHand = hand;
+		testRoundState.players.get(0).hand = hand;
+		view.startTurnEvent.emit();
 		assertEquals(TurnMode.INSPECT_ONLY, view.playerPanel.turnMode);
 		for (int i = 0; i < 4; i++) {
 			view.playerPanel.endTurnEvent.emit();
@@ -922,7 +831,6 @@ public class RoundControlTest {
 			hand.drop(new Stone(i / 2 + 1, RED), new Position(0, 0));
 		}
 		testRoundState.players.get(0).hand = hand;
-		testRound.clonedHand = (IHand) hand.clone();
 		view.startTurnEvent.emit();
 		assertEquals(TurnMode.MAY_REDEAL, view.playerPanel.turnMode);
 		for (int i = 0; i < 4; i++) {
diff --git a/test/jrummikub/control/turn/TurnControlTest.java b/test/jrummikub/control/turn/TurnControlTest.java
index 98b1852..9e89a57 100644
--- a/test/jrummikub/control/turn/TurnControlTest.java
+++ b/test/jrummikub/control/turn/TurnControlTest.java
@@ -182,12 +182,13 @@ public class TurnControlTest {
 		eventFired = false;
 		mockTimer.timerRunning = true;
 
-		testControl.getEndOfTurnEvent().add(new IListener3<IHand, ITable, ITable>() {
-			@Override
-			public void handle(IHand oldHand, ITable oldTable, ITable newTable) {
-				eventFired = true;
-			}
-		});
+		testControl.getEndOfTurnEvent().add(
+				new IListener3<IHand, ITable, ITable>() {
+					@Override
+					public void handle(IHand oldHand, ITable oldTable, ITable newTable) {
+						eventFired = true;
+					}
+				});
 
 		mockView.playerPanel.endTurnEvent.emit();
 
@@ -204,12 +205,13 @@ public class TurnControlTest {
 		eventFired = false;
 		mockTimer.timerRunning = true;
 
-		testControl.getEndOfTurnEvent().add(new IListener3<IHand, ITable, ITable>() {
-			@Override
-			public void handle(IHand oldHand, ITable oldTable, ITable newTable) {
-				eventFired = true;
-			}
-		});
+		testControl.getEndOfTurnEvent().add(
+				new IListener3<IHand, ITable, ITable>() {
+					@Override
+					public void handle(IHand oldHand, ITable oldTable, ITable newTable) {
+						eventFired = true;
+					}
+				});
 
 		mockTimer.timeRunOutEvent.emit();
 
@@ -1013,4 +1015,78 @@ public class TurnControlTest {
 		assertEquals(expected, handStones);
 	}
 
+	/** */
+	@Test
+	public void testTableDifference() {
+		MockTable oldTable = new MockTable();
+		MockTable newTable = new MockTable();
+		StoneSet oldSet1 = new StoneSet(Arrays.asList(blueOne, redOne, blackOne));
+		StoneSet oldSet2 = new StoneSet(blueTwo);
+		oldTable.drop(oldSet1, new Position(0, 0));
+		oldTable.drop(oldSet2, new Position(0, 0));
+		StoneSet newSet1 = new StoneSet(Arrays.asList(blueOne, blueTwo, blueFour));
+		StoneSet newSet2 = new StoneSet(Arrays.asList(redOne, blackOne, blueThree));
+		newTable.drop(newSet1, new Position(0, 0));
+		newTable.drop(newSet2, new Position(0, 0));
+
+		Set<Stone> expectedStones = new HashSet<Stone>();
+		expectedStones.add(blueThree);
+		expectedStones.add(blueFour);
+
+		Set<Stone> stones = AbstractTurnControl.tableDifference(oldTable, newTable);
+
+		assertTrue(expectedStones.containsAll(stones));
+		assertTrue(stones.containsAll(expectedStones));
+	}
+
+	/** */
+	@Test
+	public void testTableSetDifference() {
+		ITable oldTable = new AccessibleTable();
+		Stone blueOne = new Stone(1, BLUE);
+		Stone redOne = new Stone(1, RED);
+		Stone blackOne = new Stone(1, BLACK);
+		Stone orangeOne = new Stone(1, ORANGE);
+		Stone blueTwo = new Stone(2, BLUE);
+		Stone blueThree = new Stone(3, BLUE);
+		Stone blueFour = new Stone(4, BLUE);
+		StoneSet oldSet1 = new StoneSet(Arrays.asList(blueOne, redOne, blackOne,
+				orangeOne));
+		StoneSet oldSet2 = new StoneSet(Arrays.asList(blueTwo, blueThree, blueFour));
+		oldTable.drop(oldSet1, new Position(0, 0));
+		oldTable.drop(oldSet2, new Position(0, 0));
+		ITable newTable = (Table) oldTable.clone();
+		List<StoneSet> newSets = AbstractTurnControl.tableSetDifference(oldTable,
+				newTable);
+		List<StoneSet> vanishedSets = AbstractTurnControl.tableSetDifference(
+				newTable, oldTable);
+
+		assertTrue(newSets.isEmpty());
+		assertTrue(vanishedSets.isEmpty());
+
+		newTable.pickUp(oldSet2);
+		newTable.drop(oldSet2.join(new StoneSet(new Stone(5, BLUE))), new Position(
+				0, 0));
+		newSets = AbstractTurnControl.tableSetDifference(oldTable, newTable);
+		vanishedSets = AbstractTurnControl.tableSetDifference(newTable, oldTable);
+
+		assertFalse(newSets.isEmpty());
+		assertFalse(vanishedSets.isEmpty());
+		assertEquals(1, newSets.size());
+		assertEquals(1, vanishedSets.size());
+
+		Stone redTwo = new Stone(2, RED);
+		Stone redThree = new Stone(3, RED);
+		Stone redFour = new Stone(4, RED);
+		StoneSet oldSet3 = new StoneSet(Arrays.asList(redTwo, redThree, redFour));
+		ITable newTable2 = (Table) oldTable.clone();
+		newTable2.drop(oldSet3, new Position(0, 0));
+		newSets = AbstractTurnControl.tableSetDifference(oldTable, newTable2);
+		vanishedSets = AbstractTurnControl.tableSetDifference(newTable2, oldTable);
+
+		assertFalse(newSets.isEmpty());
+		assertTrue(vanishedSets.isEmpty());
+		assertEquals(1, newSets.size());
+	}
+
 }