Add tournament `LadderInfo` serialisation tests

osu.Game.Tournament.Tests/NonVisual/LadderInfoSerialisationTest.cs

@@ -0,0 +1,65 @@
+// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
+// See the LICENCE file in the repository root for full licence text.
+
+using Newtonsoft.Json;
+using NUnit.Framework;
+using osu.Game.Tournament.Models;
+
+namespace osu.Game.Tournament.Tests.NonVisual
+{
+    [TestFixture]
+    public class LadderInfoSerialisationTest
+    {
+        [Test]
+        public void TestDeserialise()
+        {
+            var ladder = createSampleLadder();
+            string serialised = JsonConvert.SerializeObject(ladder);
+
+            JsonConvert.DeserializeObject<LadderInfo>(serialised, new JsonPointConverter());
+        }
+
+        [Test]
+        public void TestSerialise()
+        {
+            var ladder = createSampleLadder();
+            JsonConvert.SerializeObject(ladder);
+        }
+
+        private static LadderInfo createSampleLadder()
+        {
+            var match = TournamentTestScene.CreateSampleMatch();
+
+            return new LadderInfo
+            {
+                PlayersPerTeam = { Value = 4 },
+                Teams =
+                {
+                    match.Team1.Value,
+                    match.Team2.Value,
+                },
+                Rounds =
+                {
+                    new TournamentRound
+                    {
+                        Beatmaps =
+                        {
+                            new RoundBeatmap { BeatmapInfo = TournamentTestScene.CreateSampleBeatmapInfo() },
+                            new RoundBeatmap { BeatmapInfo = TournamentTestScene.CreateSampleBeatmapInfo() },
+                        }
+                    }
+                },
+
+                Matches =
+                {
+                    match,
+                },
+                Progressions =
+                {
+                    new TournamentProgression(1, 2),
+                    new TournamentProgression(1, 3, true),
+                }
+            };
+        }
+    }
+}

osu.Game.Tournament.Tests/TournamentTestScene.cs

@@ -8,6 +8,7 @@
 using osu.Framework.Testing;
 using osu.Framework.Utils;
 using osu.Game.Beatmaps;
+using osu.Game.Online.API.Requests.Responses;
 using osu.Game.Rulesets;
 using osu.Game.Tests.Visual;
 using osu.Game.Tournament.IO;
@@ -152,7 +153,16 @@ public virtual void SetUpSteps()
         };
 
         public static BeatmapInfo CreateSampleBeatmapInfo() =>
-            new BeatmapInfo { Metadata = new BeatmapMetadata { Title = "Test Title", Artist = "Test Artist", ID = RNG.Next(0, 1000000) } };
+            new BeatmapInfo
+            {
+                Metadata = new BeatmapMetadata
+                {
+                    Title = "Test Title",
+                    Artist = "Test Artist",
+                    ID = RNG.Next(0, 1000000)
+                },
+                OnlineInfo = new BeatmapOnlineInfo(),
+            };
 
         protected override ITestSceneTestRunner CreateRunner() => new TournamentTestSceneTestRunner();
 

osu.Game.Tournament/TournamentSceneManager.cs

@@ -237,7 +237,7 @@ public ScreenButton(Type type)
             {
                 Type = type;
                 BackgroundColour = OsuColour.Gray(0.2f);
-                Action = () => RequestSelection(type);
+                Action = () => RequestSelection?.Invoke(type);
 
                 RelativeSizeAxes = Axes.X;
             }