diff --git a/Qwirkle/TestBase/TestPersistence.cs b/Qwirkle/TestBase/TestPersistence.cs
index cb3c9d8..8894bf7 100644
--- a/Qwirkle/TestBase/TestPersistence.cs
+++ b/Qwirkle/TestBase/TestPersistence.cs
@@ -2,41 +2,78 @@ using Xunit;
 using QwirkleClassLibrary.Games;
 using QwirkleClassLibrary.Persistences;
 using System.IO;
+using QwirkleClassLibrary.Players;
 
 namespace TestBase
 {
     public class TestPersistence
     {
         [Fact]
-         public void Test_SaveGame()
-         {
-             var game = new Game();
-             
-             IGamePersistence gamePersistence = new GamePersistenceJson();
-             gamePersistence.SaveGame(game);
-
-             Assert.True(File.Exists("Game.json"));
-         }
-
-         [Fact]
-         public void Test_LoadGame()
-         {
-             Directory.SetCurrentDirectory("./../../../../Files");
-
-             var game = new Game();
-
-             game.AddPlayerInGame(["Jules", "Jérémy"]);
-             game.StartGame();
-             
-             IGamePersistence gamePersistence = new GamePersistenceJson();
-             gamePersistence.SaveGame(game);
-
-             var loadedGame = gamePersistence.LoadGame();
-
-             Assert.True(game.Board.ReadCells.All(cell =>
-                 cell.GetX == loadedGame.Board.GetCell(cell.GetX, cell.GetY)!.GetX &&
-                 cell.GetY == loadedGame.Board.GetCell(cell.GetX, cell.GetY)!.GetY &&
-                 cell.IsFree == loadedGame.Board.GetCell(cell.GetX, cell.GetY)!.IsFree));
-         }
+        public void Test_SaveGame()
+        {
+            var game = new Game();
+
+            var gamePersistence = new GamePersistenceJson();
+            gamePersistence.SaveGame(game);
+
+            Assert.True(File.Exists("Game.json"));
+        }
+
+        [Fact]
+        public void Test_LoadGame()
+        {
+            Directory.SetCurrentDirectory("./../../../../Files");
+
+            var game = new Game();
+
+            game.AddPlayerInGame(["Jules", "Jérémy"]);
+            game.StartGame();
+
+            var gamePersistence = new GamePersistenceJson();
+            gamePersistence.SaveGame(game);
+
+            var loadedGame = gamePersistence.LoadGame();
+
+            Assert.True(game.Board.ReadCells.All(cell =>
+                cell.GetX == loadedGame.Board.GetCell(cell.GetX, cell.GetY)!.GetX &&
+                cell.GetY == loadedGame.Board.GetCell(cell.GetX, cell.GetY)!.GetY &&
+                cell.IsFree == loadedGame.Board.GetCell(cell.GetX, cell.GetY)!.IsFree));
+        }
+
+        [Fact]
+        public void Test_SaveLeaderboard()
+        {
+            var leaderboard = new Leaderboard();
+
+            var leaderboardPersistence = new LeaderboardPersistenceJson();
+            leaderboardPersistence.SaveLeaderboard(leaderboard);
+
+            Assert.True(File.Exists("Leaderboard.json"));
+        }
+
+        [Fact]
+        public void Test_LoadLeaderboard()
+        {
+            var scoreboard = new Dictionary<Player, int>()
+            {
+                { new Player("Rémy"), 60 },
+                { new Player("Jérémy"), 50 },
+                { new Player("Jules"), 100 }
+            };
+
+            var scoreboardro = scoreboard.AsReadOnly();
+
+            var leaderboard = new Leaderboard();
+            leaderboard.AddScoreInLead(scoreboardro);
+            
+            var leaderboardPersistence = new LeaderboardPersistenceJson();
+            leaderboardPersistence.SaveLeaderboard(leaderboard);
+            
+            var loadedLeaderboard = leaderboardPersistence.LoadLeaderboard();
+
+            Assert.Equal("Jules", loadedLeaderboard.Lb[0].PlayerName);
+            Assert.Equal(100, loadedLeaderboard.Lb[0].Points);
+            Assert.Equal(1, loadedLeaderboard.Lb[0].Victories);
+        }
     }
 }
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