Add test coverage

osu.Game.Rulesets.Taiko.Tests/TestSceneTaikoPlayerScroller.cs

@@ -0,0 +1,57 @@
+// 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 System.Linq;
+using NUnit.Framework;
+using osu.Framework.Graphics;
+using osu.Framework.Testing;
+using osu.Game.Beatmaps;
+using osu.Game.Rulesets.Taiko.Skinning.Legacy;
+using osu.Game.Storyboards;
+using osu.Game.Tests.Visual;
+using osuTK;
+
+namespace osu.Game.Rulesets.Taiko.Tests
+{
+    public partial class TestSceneTaikoPlayerScroller : LegacySkinPlayerTestScene
+    {
+        private Storyboard? currentStoryboard;
+
+        protected override bool HasCustomSteps => true;
+
+        [Test]
+        public void TestForegroundSpritesHidesScroller()
+        {
+            AddStep("load storyboard", () =>
+            {
+                currentStoryboard = new Storyboard();
+
+                for (int i = 0; i < 10; i++)
+                    currentStoryboard.GetLayer("Foreground").Add(new StoryboardSprite($"test{i}", Anchor.Centre, Vector2.Zero));
+            });
+
+            CreateTest();
+            AddAssert("taiko scroller not present", () => !this.ChildrenOfType<LegacyTaikoScroller>().Any());
+        }
+
+        [Test]
+        public void TestOverlaySpritesKeepsScroller()
+        {
+            AddStep("load storyboard", () =>
+            {
+                currentStoryboard = new Storyboard();
+
+                for (int i = 0; i < 10; i++)
+                    currentStoryboard.GetLayer("Overlay").Add(new StoryboardSprite($"test{i}", Anchor.Centre, Vector2.Zero));
+            });
+
+            CreateTest();
+            AddAssert("taiko scroller present", () => this.ChildrenOfType<LegacyTaikoScroller>().Single().IsPresent);
+        }
+
+        protected override Ruleset CreatePlayerRuleset() => new TaikoRuleset();
+
+        protected override WorkingBeatmap CreateWorkingBeatmap(IBeatmap beatmap, Storyboard? storyboard = null)
+            => base.CreateWorkingBeatmap(beatmap, currentStoryboard ?? storyboard);
+    }
+}