From c2974cfc65b1b74697729776dd533a621d84f33b Mon Sep 17 00:00:00 2001
From: smoogipoo <smoogipoo@smgi.me>
Date: Tue, 24 Aug 2021 13:20:01 +0900
Subject: [PATCH] Add full multiplayer gameplay flow test

---
 osu.Game.Tests/Resources/TestResources.cs     |  2 ++
 .../Multiplayer/TestSceneMultiplayer.cs       | 36 +++++++++++++++++++
 2 files changed, 38 insertions(+)

diff --git a/osu.Game.Tests/Resources/TestResources.cs b/osu.Game.Tests/Resources/TestResources.cs
index cef0532f9d..7170a76b8b 100644
--- a/osu.Game.Tests/Resources/TestResources.cs
+++ b/osu.Game.Tests/Resources/TestResources.cs
@@ -9,6 +9,8 @@ namespace osu.Game.Tests.Resources
 {
     public static class TestResources
     {
+        public const double QUICK_BEATMAP_LENGTH = 10000;
+
         public static DllResourceStore GetStore() => new DllResourceStore(typeof(TestResources).Assembly);
 
         public static Stream OpenResource(string name) => GetStore().GetStream($"Resources/{name}");
diff --git a/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayer.cs b/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayer.cs
index 6c1aed71e6..7a3507d944 100644
--- a/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayer.cs
+++ b/osu.Game.Tests/Visual/Multiplayer/TestSceneMultiplayer.cs
@@ -28,6 +28,8 @@ using osu.Game.Screens.OnlinePlay.Lounge.Components;
 using osu.Game.Screens.OnlinePlay.Match;
 using osu.Game.Screens.OnlinePlay.Multiplayer;
 using osu.Game.Screens.OnlinePlay.Multiplayer.Match;
+using osu.Game.Screens.Play;
+using osu.Game.Screens.Ranking;
 using osu.Game.Tests.Resources;
 using osu.Game.Users;
 using osuTK.Input;
@@ -430,6 +432,40 @@ namespace osu.Game.Tests.Visual.Multiplayer
             }
         }
 
+        [Test]
+        public void TestGameplayFlow()
+        {
+            createRoom(() => new Room
+            {
+                Name = { Value = "Test Room" },
+                Playlist =
+                {
+                    new PlaylistItem
+                    {
+                        Beatmap = { Value = beatmaps.GetWorkingBeatmap(importedSet.Beatmaps.First(b => b.RulesetID == 0)).BeatmapInfo },
+                        Ruleset = { Value = new OsuRuleset().RulesetInfo },
+                    }
+                }
+            });
+
+            AddRepeatStep("click spectate button", () =>
+            {
+                InputManager.MoveMouseTo(this.ChildrenOfType<MultiplayerReadyButton>().Single());
+                InputManager.Click(MouseButton.Left);
+            }, 2);
+
+            AddUntilStep("wait for player", () => Stack.CurrentScreen is Player);
+
+            // Gameplay runs in real-time, so we need to incrementally check if gameplay has finished in order to not time out.
+            for (double i = 1000; i < TestResources.QUICK_BEATMAP_LENGTH; i += 1000)
+            {
+                var time = i;
+                AddUntilStep($"wait for time > {i}", () => this.ChildrenOfType<GameplayClockContainer>().SingleOrDefault()?.GameplayClock.CurrentTime > time);
+            }
+
+            AddUntilStep("wait for results", () => Stack.CurrentScreen is ResultsScreen);
+        }
+
         private void createRoom(Func<Room> room)
         {
             AddUntilStep("wait for lounge", () => multiplayerScreen.ChildrenOfType<LoungeSubScreen>().SingleOrDefault()?.IsLoaded == true);