Merge branch 'master' into use-dummy-api-for-overall-tests

osu.Game.Tests/Beatmaps/Formats/LegacyBeatmapDecoderTest.cs

@@ -482,5 +482,17 @@ namespace osu.Game.Tests.Beatmaps.Formats
                 Assert.AreEqual(hitObjects[0].Samples[0].Bank, hitObjects[0].Samples[1].Bank);
             }
         }
+
+        [Test]
+        public void TestInvalidEventStillPasses()
+        {
+            var decoder = new LegacyBeatmapDecoder { ApplyOffsets = false };
+
+            using (var badResStream = TestResources.OpenResource("invalid-events.osu"))
+            using (var badStream = new StreamReader(badResStream))
+            {
+                Assert.DoesNotThrow(() => decoder.Decode(badStream));
+            }
+        }
     }
 }

osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs

@@ -58,7 +58,7 @@ namespace osu.Game.Tests.Beatmaps.Formats
 
                 int spriteCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardSprite));
                 int animationCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardAnimation));
-                int sampleCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardSample));
+                int sampleCount = background.Elements.Count(x => x.GetType() == typeof(StoryboardSampleInfo));
 
                 Assert.AreEqual(15, spriteCount);
                 Assert.AreEqual(1, animationCount);

osu.Game.Tests/Beatmaps/SliderEventGenerationTest.cs

@@ -0,0 +1,116 @@
+// 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.Game.Rulesets.Objects;
+
+namespace osu.Game.Tests.Beatmaps
+{
+    [TestFixture]
+    public class SliderEventGenerationTest
+    {
+        private const double start_time = 0;
+        private const double span_duration = 1000;
+
+        [Test]
+        public void TestSingleSpan()
+        {
+            var events = SliderEventGenerator.Generate(start_time, span_duration, 1, span_duration / 2, span_duration, 1, null).ToArray();
+
+            Assert.That(events[0].Type, Is.EqualTo(SliderEventType.Head));
+            Assert.That(events[0].Time, Is.EqualTo(start_time));
+
+            Assert.That(events[1].Type, Is.EqualTo(SliderEventType.Tick));
+            Assert.That(events[1].Time, Is.EqualTo(span_duration / 2));
+
+            Assert.That(events[3].Type, Is.EqualTo(SliderEventType.Tail));
+            Assert.That(events[3].Time, Is.EqualTo(span_duration));
+        }
+
+        [Test]
+        public void TestRepeat()
+        {
+            var events = SliderEventGenerator.Generate(start_time, span_duration, 1, span_duration / 2, span_duration, 2, null).ToArray();
+
+            Assert.That(events[0].Type, Is.EqualTo(SliderEventType.Head));
+            Assert.That(events[0].Time, Is.EqualTo(start_time));
+
+            Assert.That(events[1].Type, Is.EqualTo(SliderEventType.Tick));
+            Assert.That(events[1].Time, Is.EqualTo(span_duration / 2));
+
+            Assert.That(events[2].Type, Is.EqualTo(SliderEventType.Repeat));
+            Assert.That(events[2].Time, Is.EqualTo(span_duration));
+
+            Assert.That(events[3].Type, Is.EqualTo(SliderEventType.Tick));
+            Assert.That(events[3].Time, Is.EqualTo(span_duration + span_duration / 2));
+
+            Assert.That(events[5].Type, Is.EqualTo(SliderEventType.Tail));
+            Assert.That(events[5].Time, Is.EqualTo(2 * span_duration));
+        }
+
+        [Test]
+        public void TestNonEvenTicks()
+        {
+            var events = SliderEventGenerator.Generate(start_time, span_duration, 1, 300, span_duration, 2, null).ToArray();
+
+            Assert.That(events[0].Type, Is.EqualTo(SliderEventType.Head));
+            Assert.That(events[0].Time, Is.EqualTo(start_time));
+
+            Assert.That(events[1].Type, Is.EqualTo(SliderEventType.Tick));
+            Assert.That(events[1].Time, Is.EqualTo(300));
+
+            Assert.That(events[2].Type, Is.EqualTo(SliderEventType.Tick));
+            Assert.That(events[2].Time, Is.EqualTo(600));
+
+            Assert.That(events[3].Type, Is.EqualTo(SliderEventType.Tick));
+            Assert.That(events[3].Time, Is.EqualTo(900));
+
+            Assert.That(events[4].Type, Is.EqualTo(SliderEventType.Repeat));
+            Assert.That(events[4].Time, Is.EqualTo(span_duration));
+
+            Assert.That(events[5].Type, Is.EqualTo(SliderEventType.Tick));
+            Assert.That(events[5].Time, Is.EqualTo(1100));
+
+            Assert.That(events[6].Type, Is.EqualTo(SliderEventType.Tick));
+            Assert.That(events[6].Time, Is.EqualTo(1400));
+
+            Assert.That(events[7].Type, Is.EqualTo(SliderEventType.Tick));
+            Assert.That(events[7].Time, Is.EqualTo(1700));
+
+            Assert.That(events[9].Type, Is.EqualTo(SliderEventType.Tail));
+            Assert.That(events[9].Time, Is.EqualTo(2 * span_duration));
+        }
+
+        [Test]
+        public void TestLegacyLastTickOffset()
+        {
+            var events = SliderEventGenerator.Generate(start_time, span_duration, 1, span_duration / 2, span_duration, 1, 100).ToArray();
+
+            Assert.That(events[2].Type, Is.EqualTo(SliderEventType.LegacyLastTick));
+            Assert.That(events[2].Time, Is.EqualTo(900));
+        }
+
+        [Test]
+        public void TestMinimumTickDistance()
+        {
+            const double velocity = 5;
+            const double min_distance = velocity * 10;
+
+            var events = SliderEventGenerator.Generate(start_time, span_duration, velocity, velocity, span_duration, 2, 0).ToArray();
+
+            Assert.Multiple(() =>
+            {
+                int tickIndex = -1;
+
+                while (++tickIndex < events.Length)
+                {
+                    if (events[tickIndex].Type != SliderEventType.Tick)
+                        continue;
+
+                    Assert.That(events[tickIndex].Time, Is.LessThan(span_duration - min_distance).Or.GreaterThan(span_duration + min_distance));
+                }
+            });
+        }
+    }
+}

osu.Game.Tests/Chat/MessageFormatterTests.cs

@@ -119,6 +119,53 @@ namespace osu.Game.Tests.Chat
             Assert.AreEqual(11, result.Links[0].Length);
         }
 
+        [Test]
+        public void TestOldFormatLinkWithBalancedBrackets()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This is a (tricky (one))[https://osu.ppy.sh]!" });
+
+            Assert.AreEqual("This is a tricky (one)!", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(10, result.Links[0].Index);
+            Assert.AreEqual(12, result.Links[0].Length);
+        }
+
+        [Test]
+        public void TestOldFormatLinkWithEscapedBrackets()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This is (another loose bracket \\))[https://osu.ppy.sh]." });
+
+            Assert.AreEqual("This is another loose bracket ).", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(8, result.Links[0].Index);
+            Assert.AreEqual(23, result.Links[0].Length);
+        }
+
+        [Test]
+        public void TestOldFormatWithBackslashes()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This link (should end with a backslash \\)[https://osu.ppy.sh]." });
+            Assert.AreEqual("This link should end with a backslash \\.", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(10, result.Links[0].Index);
+            Assert.AreEqual(29, result.Links[0].Length);
+        }
+
+        [Test]
+        public void TestOldFormatLinkWithEscapedAndBalancedBrackets()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This is a (\\)super\\(\\( tricky (one))[https://osu.ppy.sh]!" });
+
+            Assert.AreEqual("This is a )super(( tricky (one)!", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(10, result.Links[0].Index);
+            Assert.AreEqual(21, result.Links[0].Length);
+        }
+
         [Test]
         public void TestNewFormatLink()
         {
@@ -131,6 +178,42 @@ namespace osu.Game.Tests.Chat
             Assert.AreEqual(11, result.Links[0].Length);
         }
 
+        [Test]
+        public void TestNewFormatLinkWithEscapedBrackets()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This is a [https://osu.ppy.sh nasty link with escaped brackets: \\] and \\[]" });
+
+            Assert.AreEqual("This is a nasty link with escaped brackets: ] and [", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(10, result.Links[0].Index);
+            Assert.AreEqual(41, result.Links[0].Length);
+        }
+
+        [Test]
+        public void TestNewFormatLinkWithBackslashesInside()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This is a [https://osu.ppy.sh link \\ with \\ backslashes \\]" });
+
+            Assert.AreEqual("This is a link \\ with \\ backslashes \\", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(10, result.Links[0].Index);
+            Assert.AreEqual(27, result.Links[0].Length);
+        }
+
+        [Test]
+        public void TestNewFormatLinkWithEscapedAndBalancedBrackets()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This is a [https://osu.ppy.sh [link [with \\] too many brackets \\[ ]]]" });
+
+            Assert.AreEqual("This is a [link [with ] too many brackets [ ]]", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(10, result.Links[0].Index);
+            Assert.AreEqual(36, result.Links[0].Length);
+        }
+
         [Test]
         public void TestMarkdownFormatLink()
         {
@@ -143,6 +226,53 @@ namespace osu.Game.Tests.Chat
             Assert.AreEqual(11, result.Links[0].Length);
         }
 
+        [Test]
+        public void TestMarkdownFormatLinkWithBalancedBrackets()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This is a [tricky [one]](https://osu.ppy.sh)!" });
+
+            Assert.AreEqual("This is a tricky [one]!", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(10, result.Links[0].Index);
+            Assert.AreEqual(12, result.Links[0].Length);
+        }
+
+        [Test]
+        public void TestMarkdownFormatLinkWithEscapedBrackets()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This is [another loose bracket \\]](https://osu.ppy.sh)." });
+
+            Assert.AreEqual("This is another loose bracket ].", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(8, result.Links[0].Index);
+            Assert.AreEqual(23, result.Links[0].Length);
+        }
+
+        [Test]
+        public void TestMarkdownFormatWithBackslashes()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This link [should end with a backslash \\](https://osu.ppy.sh)." });
+            Assert.AreEqual("This link should end with a backslash \\.", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(10, result.Links[0].Index);
+            Assert.AreEqual(29, result.Links[0].Length);
+        }
+
+        [Test]
+        public void TestMarkdownFormatLinkWithEscapedAndBalancedBrackets()
+        {
+            Message result = MessageFormatter.FormatMessage(new Message { Content = "This is a [\\]super\\[\\[ tricky [one]](https://osu.ppy.sh)!" });
+
+            Assert.AreEqual("This is a ]super[[ tricky [one]!", result.DisplayContent);
+            Assert.AreEqual(1, result.Links.Count);
+            Assert.AreEqual("https://osu.ppy.sh", result.Links[0].Url);
+            Assert.AreEqual(10, result.Links[0].Index);
+            Assert.AreEqual(21, result.Links[0].Length);
+        }
+
         [Test]
         public void TestChannelLink()
         {

osu.Game.Tests/Resources/invalid-events.osu

@@ -0,0 +1,14 @@
+osu file format v14
+
+[Events]
+bad,event,this,should,fail
+//Background and Video events
+0,0,"machinetop_background.jpg",0,0
+//Break Periods
+2,122474,140135
+//Storyboard Layer 0 (Background)
+this,is,also,bad
+//Storyboard Layer 1 (Fail)
+//Storyboard Layer 2 (Pass)
+//Storyboard Layer 3 (Foreground)
+//Storyboard Sound Samples

osu.Game.Tests/Visual/Background/TestSceneUserDimContainer.cs

@@ -119,14 +119,14 @@ namespace osu.Game.Tests.Visual.Background
         {
             performFullSetup();
             createFakeStoryboard();
-            AddStep("Storyboard Enabled", () =>
+            AddStep("Enable Storyboard", () =>
             {
                 player.ReplacesBackground.Value = true;
                 player.StoryboardEnabled.Value = true;
             });
             waitForDim();
             AddAssert("Background is invisible, storyboard is visible", () => songSelect.IsBackgroundInvisible() && player.IsStoryboardVisible);
-            AddStep("Storyboard Disabled", () =>
+            AddStep("Disable Storyboard", () =>
             {
                 player.ReplacesBackground.Value = false;
                 player.StoryboardEnabled.Value = false;
@@ -149,22 +149,44 @@ namespace osu.Game.Tests.Visual.Background
         }
 
         /// <summary>
-        /// Check if the <see cref="UserDimContainer"/> is properly accepting user-defined visual changes at all.
+        /// Ensure <see cref="UserDimContainer"/> is properly accepting user-defined visual changes for a background.
         /// </summary>
         [Test]
-        public void DisableUserDimTest()
+        public void DisableUserDimBackgroundTest()
         {
             performFullSetup();
             waitForDim();
             AddAssert("Screen is dimmed and blur applied", () => songSelect.IsBackgroundDimmed() && songSelect.IsUserBlurApplied());
-            AddStep("EnableUserDim disabled", () => songSelect.DimEnabled.Value = false);
+            AddStep("Enable user dim", () => songSelect.DimEnabled.Value = false);
             waitForDim();
             AddAssert("Screen is undimmed and user blur removed", () => songSelect.IsBackgroundUndimmed() && songSelect.IsUserBlurDisabled());
-            AddStep("EnableUserDim enabled", () => songSelect.DimEnabled.Value = true);
+            AddStep("Disable user dim", () => songSelect.DimEnabled.Value = true);
             waitForDim();
             AddAssert("Screen is dimmed and blur applied", () => songSelect.IsBackgroundDimmed() && songSelect.IsUserBlurApplied());
         }
 
+        /// <summary>
+        /// Ensure <see cref="UserDimContainer"/> is properly accepting user-defined visual changes for a storyboard.
+        /// </summary>
+        [Test]
+        public void DisableUserDimStoryboardTest()
+        {
+            performFullSetup();
+            createFakeStoryboard();
+            AddStep("Enable Storyboard", () =>
+            {
+                player.ReplacesBackground.Value = true;
+                player.StoryboardEnabled.Value = true;
+            });
+            AddStep("Enable user dim", () => player.DimmableStoryboard.EnableUserDim.Value = true);
+            AddStep("Set dim level to 1", () => songSelect.DimLevel.Value = 1f);
+            waitForDim();
+            AddAssert("Storyboard is invisible", () => !player.IsStoryboardVisible);
+            AddStep("Disable user dim", () => player.DimmableStoryboard.EnableUserDim.Value = false);
+            waitForDim();
+            AddAssert("Storyboard is visible", () => player.IsStoryboardVisible);
+        }
+
         /// <summary>
         /// Check if the visual settings container retains dim and blur when pausing
         /// </summary>

osu.Game.Tests/Visual/Editor/TestSceneHitObjectComposer.cs

@@ -16,15 +16,13 @@ using osu.Game.Rulesets.Osu.Edit;
 using osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles;
 using osu.Game.Rulesets.Osu.Edit.Blueprints.HitCircles.Components;
 using osu.Game.Rulesets.Osu.Objects;
-using osu.Game.Screens.Edit.Compose;
 using osu.Game.Screens.Edit.Compose.Components;
 using osuTK;
 
 namespace osu.Game.Tests.Visual.Editor
 {
     [TestFixture]
-    [Cached(Type = typeof(IPlacementHandler))]
-    public class TestSceneHitObjectComposer : OsuTestScene, IPlacementHandler
+    public class TestSceneHitObjectComposer : OsuTestScene
     {
         public override IReadOnlyList<Type> RequiredTypes => new[]
         {
@@ -39,8 +37,6 @@ namespace osu.Game.Tests.Visual.Editor
             typeof(HitCirclePlacementBlueprint),
         };
 
-        private HitObjectComposer composer;
-
         [BackgroundDependencyLoader]
         private void load()
         {
@@ -67,15 +63,7 @@ namespace osu.Game.Tests.Visual.Editor
             Dependencies.CacheAs<IAdjustableClock>(clock);
             Dependencies.CacheAs<IFrameBasedClock>(clock);
 
-            Child = composer = new OsuHitObjectComposer(new OsuRuleset());
+            Child = new OsuHitObjectComposer(new OsuRuleset());
         }
-
-        public void BeginPlacement(HitObject hitObject)
-        {
-        }
-
-        public void EndPlacement(HitObject hitObject) => composer.Add(hitObject);
-
-        public void Delete(HitObject hitObject) => composer.Remove(hitObject);
     }
 }

osu.Game.Tests/Visual/Gameplay/TestSceneBarHitErrorMeter.cs

@@ -0,0 +1,119 @@
+// 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 NUnit.Framework;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Osu.Objects;
+using osu.Game.Rulesets.Taiko.Objects;
+using osu.Game.Rulesets.Mania.Objects;
+using osu.Game.Rulesets.Catch.Objects;
+using System;
+using System.Collections.Generic;
+using osu.Game.Rulesets.Judgements;
+using osu.Game.Rulesets.Scoring;
+using osu.Framework.MathUtils;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Sprites;
+using osu.Game.Screens.Play.HUD.HitErrorMeters;
+
+namespace osu.Game.Tests.Visual.Gameplay
+{
+    public class TestSceneBarHitErrorMeter : OsuTestScene
+    {
+        public override IReadOnlyList<Type> RequiredTypes => new[]
+        {
+            typeof(HitErrorMeter),
+        };
+
+        private HitErrorMeter meter;
+        private HitErrorMeter meter2;
+        private HitWindows hitWindows;
+
+        public TestSceneBarHitErrorMeter()
+        {
+            recreateDisplay(new OsuHitWindows(), 5);
+
+            AddRepeatStep("New random judgement", () => newJudgement(), 40);
+
+            AddRepeatStep("New max negative", () => newJudgement(-hitWindows.HalfWindowFor(HitResult.Meh)), 20);
+            AddRepeatStep("New max positive", () => newJudgement(hitWindows.HalfWindowFor(HitResult.Meh)), 20);
+            AddStep("New fixed judgement (50ms)", () => newJudgement(50));
+        }
+
+        [Test]
+        public void TestOsu()
+        {
+            AddStep("OD 1", () => recreateDisplay(new OsuHitWindows(), 1));
+            AddStep("OD 10", () => recreateDisplay(new OsuHitWindows(), 10));
+        }
+
+        [Test]
+        public void TestTaiko()
+        {
+            AddStep("OD 1", () => recreateDisplay(new TaikoHitWindows(), 1));
+            AddStep("OD 10", () => recreateDisplay(new TaikoHitWindows(), 10));
+        }
+
+        [Test]
+        public void TestMania()
+        {
+            AddStep("OD 1", () => recreateDisplay(new ManiaHitWindows(), 1));
+            AddStep("OD 10", () => recreateDisplay(new ManiaHitWindows(), 10));
+        }
+
+        [Test]
+        public void TestCatch()
+        {
+            AddStep("OD 1", () => recreateDisplay(new CatchHitWindows(), 1));
+            AddStep("OD 10", () => recreateDisplay(new CatchHitWindows(), 10));
+        }
+
+        private void recreateDisplay(HitWindows hitWindows, float overallDifficulty)
+        {
+            this.hitWindows = hitWindows;
+
+            hitWindows?.SetDifficulty(overallDifficulty);
+
+            Clear();
+
+            Add(new FillFlowContainer
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                Direction = FillDirection.Vertical,
+                AutoSizeAxes = Axes.Both,
+                Children = new[]
+                {
+                    new SpriteText { Text = $@"Great: {hitWindows?.Great}" },
+                    new SpriteText { Text = $@"Good: {hitWindows?.Good}" },
+                    new SpriteText { Text = $@"Meh: {hitWindows?.Meh}" },
+                }
+            });
+
+            Add(meter = new BarHitErrorMeter(hitWindows, true)
+            {
+                Anchor = Anchor.CentreRight,
+                Origin = Anchor.CentreRight,
+            });
+
+            Add(meter2 = new BarHitErrorMeter(hitWindows, false)
+            {
+                Anchor = Anchor.CentreLeft,
+                Origin = Anchor.CentreLeft,
+            });
+        }
+
+        private void newJudgement(double offset = 0)
+        {
+            var judgement = new JudgementResult(new HitObject(), new Judgement())
+            {
+                TimeOffset = offset == 0 ? RNG.Next(-150, 150) : offset,
+                Type = HitResult.Perfect,
+            };
+
+            meter.OnNewJudgement(judgement);
+            meter2.OnNewJudgement(judgement);
+        }
+    }
+}

osu.Game.Tests/Visual/Gameplay/TestSceneBreakOverlay.cs

@@ -1,8 +1,11 @@
 // 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;
 using System.Collections.Generic;
+using System.Linq;
 using NUnit.Framework;
+using osu.Framework.Timing;
 using osu.Game.Beatmaps.Timing;
 using osu.Game.Screens.Play;
 
@@ -11,78 +14,172 @@ namespace osu.Game.Tests.Visual.Gameplay
     [TestFixture]
     public class TestSceneBreakOverlay : OsuTestScene
     {
-        private readonly BreakOverlay breakOverlay;
+        public override IReadOnlyList<Type> RequiredTypes => new[]
+        {
+            typeof(BreakOverlay),
+        };
+
+        private readonly TestBreakOverlay breakOverlay;
+
+        private readonly IReadOnlyList<BreakPeriod> testBreaks = new List<BreakPeriod>
+        {
+            new BreakPeriod
+            {
+                StartTime = 1000,
+                EndTime = 5000,
+            },
+            new BreakPeriod
+            {
+                StartTime = 6000,
+                EndTime = 13500,
+            },
+        };
 
         public TestSceneBreakOverlay()
         {
-            Child = breakOverlay = new BreakOverlay(true);
-
-            AddStep("2s break", () => startBreak(2000));
-            AddStep("5s break", () => startBreak(5000));
-            AddStep("10s break", () => startBreak(10000));
-            AddStep("15s break", () => startBreak(15000));
-            AddStep("2s, 2s", startMultipleBreaks);
-            AddStep("0.5s, 0.7s, 1s, 2s", startAnotherMultipleBreaks);
+            Add(breakOverlay = new TestBreakOverlay(true));
         }
 
-        private void startBreak(double duration)
+        [Test]
+        public void TestShowBreaks()
         {
-            breakOverlay.Breaks = new List<BreakPeriod>
+            setClock(false);
+
+            addShowBreakStep(2);
+            addShowBreakStep(5);
+            addShowBreakStep(15);
+        }
+
+        [Test]
+        public void TestNoEffectsBreak()
+        {
+            var shortBreak = new BreakPeriod { EndTime = 500 };
+
+            setClock(true);
+            loadBreaksStep("short break", new[] { shortBreak });
+
+            addBreakSeeks(shortBreak, false);
+        }
+
+        [Test]
+        public void TestMultipleBreaks()
+        {
+            setClock(true);
+            loadBreaksStep("multiple breaks", testBreaks);
+
+            foreach (var b in testBreaks)
+                addBreakSeeks(b, false);
+        }
+
+        [Test]
+        public void TestRewindBreaks()
+        {
+            setClock(true);
+            loadBreaksStep("multiple breaks", testBreaks);
+
+            foreach (var b in testBreaks.Reverse())
+                addBreakSeeks(b, true);
+        }
+
+        [Test]
+        public void TestSkipBreaks()
+        {
+            setClock(true);
+            loadBreaksStep("multiple breaks", testBreaks);
+
+            seekAndAssertBreak("seek to break start", testBreaks[1].StartTime, true);
+            AddAssert("is skipped to break #2", () => breakOverlay.CurrentBreakIndex == 1);
+
+            seekAndAssertBreak("seek to break middle", testBreaks[1].StartTime + testBreaks[1].Duration / 2, true);
+            seekAndAssertBreak("seek to break end", testBreaks[1].EndTime, false);
+            seekAndAssertBreak("seek to break after end", testBreaks[1].EndTime + 500, false);
+        }
+
+        private void addShowBreakStep(double seconds)
+        {
+            AddStep($"show '{seconds}s' break", () => breakOverlay.Breaks = new List<BreakPeriod>
             {
                 new BreakPeriod
                 {
                     StartTime = Clock.CurrentTime,
-                    EndTime = Clock.CurrentTime + duration,
+                    EndTime = Clock.CurrentTime + seconds * 1000,
                 }
-            };
+            });
         }
 
-        private void startMultipleBreaks()
+        private void setClock(bool useManual)
         {
-            double currentTime = Clock.CurrentTime;
-
-            breakOverlay.Breaks = new List<BreakPeriod>
-            {
-                new BreakPeriod
-                {
-                    StartTime = currentTime,
-                    EndTime = currentTime + 2000,
-                },
-                new BreakPeriod
-                {
-                    StartTime = currentTime + 4000,
-                    EndTime = currentTime + 6000,
-                }
-            };
+            AddStep($"set {(useManual ? "manual" : "realtime")} clock", () => breakOverlay.SwitchClock(useManual));
         }
 
-        private void startAnotherMultipleBreaks()
+        private void loadBreaksStep(string breakDescription, IReadOnlyList<BreakPeriod> breaks)
         {
-            double currentTime = Clock.CurrentTime;
+            AddStep($"load {breakDescription}", () => breakOverlay.Breaks = breaks);
+            seekAndAssertBreak("seek back to 0", 0, false);
+        }
 
-            breakOverlay.Breaks = new List<BreakPeriod>
+        private void addBreakSeeks(BreakPeriod b, bool isReversed)
+        {
+            if (isReversed)
             {
-                new BreakPeriod // Duration is less than 650 - too short to appear
-                {
-                    StartTime = currentTime,
-                    EndTime = currentTime + 500,
-                },
-                new BreakPeriod
-                {
-                    StartTime = currentTime + 1500,
-                    EndTime = currentTime + 2200,
-                },
-                new BreakPeriod
-                {
-                    StartTime = currentTime + 3200,
-                    EndTime = currentTime + 4200,
-                },
-                new BreakPeriod
-                {
-                    StartTime = currentTime + 5200,
-                    EndTime = currentTime + 7200,
-                }
-            };
+                seekAndAssertBreak("seek to break after end", b.EndTime + 500, false);
+                seekAndAssertBreak("seek to break end", b.EndTime, false);
+                seekAndAssertBreak("seek to break middle", b.StartTime + b.Duration / 2, b.HasEffect);
+                seekAndAssertBreak("seek to break start", b.StartTime, b.HasEffect);
+            }
+            else
+            {
+                seekAndAssertBreak("seek to break start", b.StartTime, b.HasEffect);
+                seekAndAssertBreak("seek to break middle", b.StartTime + b.Duration / 2, b.HasEffect);
+                seekAndAssertBreak("seek to break end", b.EndTime, false);
+                seekAndAssertBreak("seek to break after end", b.EndTime + 500, false);
+            }
+        }
+
+        private void seekAndAssertBreak(string seekStepDescription, double time, bool shouldBeBreak)
+        {
+            AddStep(seekStepDescription, () => breakOverlay.ManualClockTime = time);
+            AddAssert($"is{(!shouldBeBreak ? " not" : string.Empty)} break time", () =>
+            {
+                breakOverlay.ProgressTime();
+                return breakOverlay.IsBreakTime.Value == shouldBeBreak;
+            });
+        }
+
+        private class TestBreakOverlay : BreakOverlay
+        {
+            private readonly FramedClock framedManualClock;
+            private readonly ManualClock manualClock;
+            private IFrameBasedClock originalClock;
+
+            public new int CurrentBreakIndex => base.CurrentBreakIndex;
+
+            public double ManualClockTime
+            {
+                get => manualClock.CurrentTime;
+                set => manualClock.CurrentTime = value;
+            }
+
+            public TestBreakOverlay(bool letterboxing)
+                : base(letterboxing)
+            {
+                framedManualClock = new FramedClock(manualClock = new ManualClock());
+                ProcessCustomClock = false;
+            }
+
+            public void ProgressTime()
+            {
+                framedManualClock.ProcessFrame();
+                Update();
+            }
+
+            public void SwitchClock(bool setManual) => Clock = setManual ? framedManualClock : originalClock;
+
+            protected override void LoadComplete()
+            {
+                base.LoadComplete();
+                originalClock = Clock;
+            }
         }
     }
 }

osu.Game.Tests/Visual/Gameplay/TestSceneDrawableScrollingRuleset.cs

@@ -0,0 +1,305 @@
+// 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;
+using System.Collections.Generic;
+using System.Linq;
+using NUnit.Framework;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Containers;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Input;
+using osu.Framework.MathUtils;
+using osu.Framework.Timing;
+using osu.Game.Beatmaps;
+using osu.Game.Beatmaps.ControlPoints;
+using osu.Game.Configuration;
+using osu.Game.Rulesets;
+using osu.Game.Rulesets.Difficulty;
+using osu.Game.Rulesets.Mods;
+using osu.Game.Rulesets.Objects;
+using osu.Game.Rulesets.Objects.Drawables;
+using osu.Game.Rulesets.Objects.Types;
+using osu.Game.Rulesets.Osu;
+using osu.Game.Rulesets.UI;
+using osu.Game.Rulesets.UI.Scrolling;
+using osuTK;
+using osuTK.Graphics;
+
+namespace osu.Game.Tests.Visual.Gameplay
+{
+    public class TestSceneDrawableScrollingRuleset : OsuTestScene
+    {
+        /// <summary>
+        /// The amount of time visible by the "view window" of the playfield.
+        /// All hitobjects added through <see cref="createBeatmap"/> are spaced apart by this value, such that for a beat length of 1000,
+        /// there will be at most 2 hitobjects visible in the "view window".
+        /// </summary>
+        private const double time_range = 1000;
+
+        private readonly ManualClock testClock = new ManualClock();
+        private TestDrawableScrollingRuleset drawableRuleset;
+
+        [SetUp]
+        public void Setup() => Schedule(() => testClock.CurrentTime = 0);
+
+        [Test]
+        public void TestRelativeBeatLengthScaleSingleTimingPoint()
+        {
+            var beatmap = createBeatmap(new TimingControlPoint { BeatLength = time_range / 2 });
+
+            createTest(beatmap, d => d.RelativeScaleBeatLengthsOverride = true);
+
+            assertPosition(0, 0f);
+
+            // The single timing point is 1x speed relative to itself, such that the hitobject occurring time_range milliseconds later should appear
+            // at the bottom of the view window regardless of the timing point's beat length
+            assertPosition(1, 1f);
+        }
+
+        [Test]
+        public void TestRelativeBeatLengthScaleTimingPointBeyondEndDoesNotBecomeDominant()
+        {
+            var beatmap = createBeatmap(
+                new TimingControlPoint { BeatLength = time_range / 2 },
+                new TimingControlPoint { Time = 12000, BeatLength = time_range },
+                new TimingControlPoint { Time = 100000, BeatLength = time_range });
+
+            createTest(beatmap, d => d.RelativeScaleBeatLengthsOverride = true);
+
+            assertPosition(0, 0f);
+            assertPosition(1, 1f);
+        }
+
+        [Test]
+        public void TestRelativeBeatLengthScaleFromSecondTimingPoint()
+        {
+            var beatmap = createBeatmap(
+                new TimingControlPoint { BeatLength = time_range },
+                new TimingControlPoint { Time = 3 * time_range, BeatLength = time_range / 2 });
+
+            createTest(beatmap, d => d.RelativeScaleBeatLengthsOverride = true);
+
+            // The first timing point should have a relative velocity of 2
+            assertPosition(0, 0f);
+            assertPosition(1, 0.5f);
+            assertPosition(2, 1f);
+
+            // Move to the second timing point
+            setTime(3 * time_range);
+            assertPosition(3, 0f);
+
+            // As above, this is the timing point that is 1x speed relative to itself, so the hitobject occurring time_range milliseconds later should be at the bottom of the view window
+            assertPosition(4, 1f);
+        }
+
+        [Test]
+        public void TestNonRelativeScale()
+        {
+            var beatmap = createBeatmap(
+                new TimingControlPoint { BeatLength = time_range },
+                new TimingControlPoint { Time = 3 * time_range, BeatLength = time_range / 2 });
+
+            createTest(beatmap);
+
+            assertPosition(0, 0f);
+            assertPosition(1, 1);
+
+            // Move to the second timing point
+            setTime(3 * time_range);
+            assertPosition(3, 0f);
+
+            // For a beat length of 500, the view window of this timing point is elongated 2x (1000 / 500), such that the second hitobject is two TimeRanges away (offscreen)
+            // To bring it on-screen, half TimeRange is added to the current time, bringing the second half of the view window into view, and the hitobject should appear at the bottom
+            setTime(3 * time_range + time_range / 2);
+            assertPosition(4, 1f);
+        }
+
+        private void assertPosition(int index, float relativeY) => AddAssert($"hitobject {index} at {relativeY}",
+            () => Precision.AlmostEquals(drawableRuleset.Playfield.AllHitObjects.ElementAt(index).DrawPosition.Y, drawableRuleset.Playfield.HitObjectContainer.DrawHeight * relativeY));
+
+        private void setTime(double time)
+        {
+            AddStep($"set time = {time}", () => testClock.CurrentTime = time);
+        }
+
+        /// <summary>
+        /// Creates an <see cref="IBeatmap"/>, containing 10 hitobjects and user-provided timing points.
+        /// The hitobjects are spaced <see cref="time_range"/> milliseconds apart.
+        /// </summary>
+        /// <param name="timingControlPoints">The timing points to add to the beatmap.</param>
+        /// <returns>The <see cref="IBeatmap"/>.</returns>
+        private IBeatmap createBeatmap(params TimingControlPoint[] timingControlPoints)
+        {
+            var beatmap = new Beatmap<HitObject> { BeatmapInfo = { Ruleset = new OsuRuleset().RulesetInfo } };
+
+            beatmap.ControlPointInfo.TimingPoints.AddRange(timingControlPoints);
+
+            for (int i = 0; i < 10; i++)
+                beatmap.HitObjects.Add(new HitObject { StartTime = i * time_range });
+
+            return beatmap;
+        }
+
+        private void createTest(IBeatmap beatmap, Action<TestDrawableScrollingRuleset> overrideAction = null) => AddStep("create test", () =>
+        {
+            var ruleset = new TestScrollingRuleset();
+
+            drawableRuleset = (TestDrawableScrollingRuleset)ruleset.CreateDrawableRulesetWith(CreateWorkingBeatmap(beatmap), Array.Empty<Mod>());
+            drawableRuleset.FrameStablePlayback = false;
+
+            overrideAction?.Invoke(drawableRuleset);
+
+            Child = new Container
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                RelativeSizeAxes = Axes.Y,
+                Height = 0.75f,
+                Width = 400,
+                Masking = true,
+                Clock = new FramedClock(testClock),
+                Child = drawableRuleset
+            };
+        });
+
+        #region Ruleset
+
+        private class TestScrollingRuleset : Ruleset
+        {
+            public TestScrollingRuleset(RulesetInfo rulesetInfo = null)
+                : base(rulesetInfo)
+            {
+            }
+
+            public override IEnumerable<Mod> GetModsFor(ModType type) => throw new NotImplementedException();
+
+            public override DrawableRuleset CreateDrawableRulesetWith(IWorkingBeatmap beatmap, IReadOnlyList<Mod> mods) => new TestDrawableScrollingRuleset(this, beatmap, mods);
+
+            public override IBeatmapConverter CreateBeatmapConverter(IBeatmap beatmap) => new TestBeatmapConverter(beatmap);
+
+            public override DifficultyCalculator CreateDifficultyCalculator(WorkingBeatmap beatmap) => throw new NotImplementedException();
+
+            public override string Description { get; } = string.Empty;
+
+            public override string ShortName { get; } = string.Empty;
+        }
+
+        private class TestDrawableScrollingRuleset : DrawableScrollingRuleset<TestHitObject>
+        {
+            public bool RelativeScaleBeatLengthsOverride { get; set; }
+
+            protected override bool RelativeScaleBeatLengths => RelativeScaleBeatLengthsOverride;
+
+            protected override ScrollVisualisationMethod VisualisationMethod => ScrollVisualisationMethod.Overlapping;
+
+            public TestDrawableScrollingRuleset(Ruleset ruleset, IWorkingBeatmap beatmap, IReadOnlyList<Mod> mods)
+                : base(ruleset, beatmap, mods)
+            {
+                TimeRange.Value = time_range;
+            }
+
+            public override DrawableHitObject<TestHitObject> CreateDrawableRepresentation(TestHitObject h) => new DrawableTestHitObject(h);
+
+            protected override PassThroughInputManager CreateInputManager() => new PassThroughInputManager();
+
+            protected override Playfield CreatePlayfield() => new TestPlayfield();
+        }
+
+        private class TestPlayfield : ScrollingPlayfield
+        {
+            public TestPlayfield()
+            {
+                AddInternal(new Container
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    Children = new Drawable[]
+                    {
+                        new Box
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            Alpha = 0.2f,
+                        },
+                        new Container
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            Padding = new MarginPadding { Top = 150 },
+                            Children = new Drawable[]
+                            {
+                                new Box
+                                {
+                                    Anchor = Anchor.TopCentre,
+                                    Origin = Anchor.Centre,
+                                    RelativeSizeAxes = Axes.X,
+                                    Height = 2,
+                                    Colour = Color4.Green
+                                },
+                                HitObjectContainer
+                            }
+                        }
+                    }
+                });
+            }
+        }
+
+        private class TestBeatmapConverter : BeatmapConverter<TestHitObject>
+        {
+            public TestBeatmapConverter(IBeatmap beatmap)
+                : base(beatmap)
+            {
+            }
+
+            protected override IEnumerable<Type> ValidConversionTypes => new[] { typeof(HitObject) };
+
+            protected override IEnumerable<TestHitObject> ConvertHitObject(HitObject original, IBeatmap beatmap)
+            {
+                yield return new TestHitObject
+                {
+                    StartTime = original.StartTime,
+                    EndTime = (original as IHasEndTime)?.EndTime ?? (original.StartTime + 100)
+                };
+            }
+        }
+
+        #endregion
+
+        #region HitObject
+
+        private class TestHitObject : HitObject, IHasEndTime
+        {
+            public double EndTime { get; set; }
+
+            public double Duration => EndTime - StartTime;
+        }
+
+        private class DrawableTestHitObject : DrawableHitObject<TestHitObject>
+        {
+            public DrawableTestHitObject(TestHitObject hitObject)
+                : base(hitObject)
+            {
+                Anchor = Anchor.TopCentre;
+                Origin = Anchor.TopCentre;
+
+                Size = new Vector2(100, 25);
+
+                AddRangeInternal(new Drawable[]
+                {
+                    new Box
+                    {
+                        RelativeSizeAxes = Axes.Both,
+                        Colour = Color4.LightPink
+                    },
+                    new Box
+                    {
+                        Origin = Anchor.CentreLeft,
+                        RelativeSizeAxes = Axes.X,
+                        Height = 2,
+                        Colour = Color4.Red
+                    }
+                });
+            }
+        }
+
+        #endregion
+    }
+}

osu.Game.Tests/Visual/Gameplay/TestSceneGameplayMenuOverlay.cs

@@ -3,12 +3,13 @@
 
 using System;
 using System.Collections.Generic;
-using System.ComponentModel;
 using System.Linq;
+using NUnit.Framework;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Logging;
+using osu.Game.Graphics.UserInterface;
 using osu.Game.Input.Bindings;
 using osu.Game.Screens.Play;
 using osuTK;
@@ -16,7 +17,7 @@ using osuTK.Input;
 
 namespace osu.Game.Tests.Visual.Gameplay
 {
-    [Description("player pause/fail screens")]
+    [System.ComponentModel.Description("player pause/fail screens")]
     public class TestSceneGameplayMenuOverlay : ManualInputManagerTestScene
     {
         public override IReadOnlyList<Type> RequiredTypes => new[] { typeof(FailOverlay), typeof(PauseOverlay) };
@@ -29,57 +30,118 @@ namespace osu.Game.Tests.Visual.Gameplay
         [BackgroundDependencyLoader]
         private void load(OsuGameBase game)
         {
-            Child = globalActionContainer = new GlobalActionContainer(game)
-            {
-                Children = new Drawable[]
-                {
-                    pauseOverlay = new PauseOverlay
-                    {
-                        OnResume = () => Logger.Log(@"Resume"),
-                        OnRetry = () => Logger.Log(@"Retry"),
-                        OnQuit = () => Logger.Log(@"Quit"),
-                    },
-                    failOverlay = new FailOverlay
+            Child = globalActionContainer = new GlobalActionContainer(game);
+        }
 
-                    {
-                        OnRetry = () => Logger.Log(@"Retry"),
-                        OnQuit = () => Logger.Log(@"Quit"),
-                    }
+        [SetUp]
+        public void SetUp() => Schedule(() =>
+        {
+            globalActionContainer.Children = new Drawable[]
+            {
+                pauseOverlay = new PauseOverlay
+                {
+                    OnResume = () => Logger.Log(@"Resume"),
+                    OnRetry = () => Logger.Log(@"Retry"),
+                    OnQuit = () => Logger.Log(@"Quit"),
+                },
+                failOverlay = new FailOverlay
+
+                {
+                    OnRetry = () => Logger.Log(@"Retry"),
+                    OnQuit = () => Logger.Log(@"Quit"),
                 }
             };
 
+            InputManager.MoveMouseTo(Vector2.Zero);
+        });
+
+        [Test]
+        public void TestAdjustRetryCount()
+        {
+            showOverlay();
+
             var retryCount = 0;
 
-            AddStep("Add retry", () =>
+            AddRepeatStep("Add retry", () =>
             {
                 retryCount++;
                 pauseOverlay.Retries = failOverlay.Retries = retryCount;
-            });
+            }, 10);
+        }
 
-            AddToggleStep("Toggle pause overlay", t => pauseOverlay.ToggleVisibility());
-            AddToggleStep("Toggle fail overlay", t => failOverlay.ToggleVisibility());
+        /// <summary>
+        /// Tests that pressing enter after an overlay shows doesn't trigger an event because a selection hasn't occurred.
+        /// </summary>
+        [Test]
+        public void TestEnterWithoutSelection()
+        {
+            showOverlay();
 
-            testHideResets();
+            AddStep("Press select", () => press(GlobalAction.Select));
+            AddAssert("Overlay still open", () => pauseOverlay.State.Value == Visibility.Visible);
+        }
 
-            testEnterWithoutSelection();
-            testKeyUpFromInitial();
-            testKeyDownFromInitial();
-            testKeyUpWrapping();
-            testKeyDownWrapping();
+        /// <summary>
+        /// Tests that pressing the up arrow from the initial state selects the last button.
+        /// </summary>
+        [Test]
+        public void TestKeyUpFromInitial()
+        {
+            showOverlay();
 
-            testMouseSelectionAfterKeySelection();
-            testKeySelectionAfterMouseSelection();
+            AddStep("Up arrow", () => press(Key.Up));
+            AddAssert("Last button selected", () => pauseOverlay.Buttons.Last().Selected.Value);
+        }
 
-            testMouseDeselectionResets();
+        /// <summary>
+        /// Tests that pressing the down arrow from the initial state selects the first button.
+        /// </summary>
+        [Test]
+        public void TestKeyDownFromInitial()
+        {
+            showOverlay();
 
-            testClickSelection();
-            testEnterKeySelection();
+            AddStep("Down arrow", () => press(Key.Down));
+            AddAssert("First button selected", () => getButton(0).Selected.Value);
+        }
+
+        /// <summary>
+        /// Tests that pressing the up arrow repeatedly causes the selected button to wrap correctly.
+        /// </summary>
+        [Test]
+        public void TestKeyUpWrapping()
+        {
+            AddStep("Show overlay", () => failOverlay.Show());
+
+            AddStep("Up arrow", () => press(Key.Up));
+            AddAssert("Last button selected", () => failOverlay.Buttons.Last().Selected.Value);
+            AddStep("Up arrow", () => press(Key.Up));
+            AddAssert("First button selected", () => failOverlay.Buttons.First().Selected.Value);
+            AddStep("Up arrow", () => press(Key.Up));
+            AddAssert("Last button selected", () => failOverlay.Buttons.Last().Selected.Value);
+        }
+
+        /// <summary>
+        /// Tests that pressing the down arrow repeatedly causes the selected button to wrap correctly.
+        /// </summary>
+        [Test]
+        public void TestKeyDownWrapping()
+        {
+            AddStep("Show overlay", () => failOverlay.Show());
+
+            AddStep("Down arrow", () => press(Key.Down));
+            AddAssert("First button selected", () => failOverlay.Buttons.First().Selected.Value);
+            AddStep("Down arrow", () => press(Key.Down));
+            AddAssert("Last button selected", () => failOverlay.Buttons.Last().Selected.Value);
+            AddStep("Down arrow", () => press(Key.Down));
+            AddAssert("First button selected", () => failOverlay.Buttons.First().Selected.Value);
         }
 
         /// <summary>
         /// Test that hiding the overlay after hovering a button will reset the overlay to the initial state with no buttons selected.
         /// </summary>
-        private void testHideResets()
+        [Test]
+        public void TestHideResets()
         {
             AddStep("Show overlay", () => failOverlay.Show());
 
@@ -90,141 +152,73 @@ namespace osu.Game.Tests.Visual.Gameplay
         }
 
         /// <summary>
-        /// Tests that pressing enter after an overlay shows doesn't trigger an event because a selection hasn't occurred.
+        /// Tests that entering menu with cursor initially on button selects it.
         /// </summary>
-        private void testEnterWithoutSelection()
+        [Test]
+        public void TestInitialButtonHover()
         {
-            AddStep("Show overlay", () => pauseOverlay.Show());
+            showOverlay();
 
-            AddStep("Press select", () => press(GlobalAction.Select));
-            AddAssert("Overlay still open", () => pauseOverlay.State.Value == Visibility.Visible);
+            AddStep("Hover first button", () => InputManager.MoveMouseTo(getButton(0)));
 
             AddStep("Hide overlay", () => pauseOverlay.Hide());
-        }
+            showOverlay();
 
-        /// <summary>
-        /// Tests that pressing the up arrow from the initial state selects the last button.
-        /// </summary>
-        private void testKeyUpFromInitial()
-        {
-            AddStep("Show overlay", () => pauseOverlay.Show());
-
-            AddStep("Up arrow", () => press(Key.Up));
-            AddAssert("Last button selected", () => pauseOverlay.Buttons.Last().Selected.Value);
-
-            AddStep("Hide overlay", () => pauseOverlay.Hide());
-        }
-
-        /// <summary>
-        /// Tests that pressing the down arrow from the initial state selects the first button.
-        /// </summary>
-        private void testKeyDownFromInitial()
-        {
-            AddStep("Show overlay", () => pauseOverlay.Show());
-
-            AddStep("Down arrow", () => press(Key.Down));
-            AddAssert("First button selected", () => pauseOverlay.Buttons.First().Selected.Value);
-
-            AddStep("Hide overlay", () => pauseOverlay.Hide());
-        }
-
-        /// <summary>
-        /// Tests that pressing the up arrow repeatedly causes the selected button to wrap correctly.
-        /// </summary>
-        private void testKeyUpWrapping()
-        {
-            AddStep("Show overlay", () => failOverlay.Show());
-
-            AddStep("Up arrow", () => press(Key.Up));
-            AddAssert("Last button selected", () => failOverlay.Buttons.Last().Selected.Value);
-            AddStep("Up arrow", () => press(Key.Up));
-            AddAssert("First button selected", () => failOverlay.Buttons.First().Selected.Value);
-            AddStep("Up arrow", () => press(Key.Up));
-            AddAssert("Last button selected", () => failOverlay.Buttons.Last().Selected.Value);
-
-            AddStep("Hide overlay", () => failOverlay.Hide());
-        }
-
-        /// <summary>
-        /// Tests that pressing the down arrow repeatedly causes the selected button to wrap correctly.
-        /// </summary>
-        private void testKeyDownWrapping()
-        {
-            AddStep("Show overlay", () => failOverlay.Show());
-
-            AddStep("Down arrow", () => press(Key.Down));
-            AddAssert("First button selected", () => failOverlay.Buttons.First().Selected.Value);
-            AddStep("Down arrow", () => press(Key.Down));
-            AddAssert("Last button selected", () => failOverlay.Buttons.Last().Selected.Value);
-            AddStep("Down arrow", () => press(Key.Down));
-            AddAssert("First button selected", () => failOverlay.Buttons.First().Selected.Value);
-
-            AddStep("Hide overlay", () => failOverlay.Hide());
+            AddAssert("First button selected", () => getButton(0).Selected.Value);
         }
 
         /// <summary>
         /// Tests that hovering a button that was previously selected with the keyboard correctly selects the new button and deselects the previous button.
         /// </summary>
-        private void testMouseSelectionAfterKeySelection()
+        [Test]
+        public void TestMouseSelectionAfterKeySelection()
         {
-            AddStep("Show overlay", () => pauseOverlay.Show());
-
-            var secondButton = pauseOverlay.Buttons.Skip(1).First();
+            showOverlay();
 
             AddStep("Down arrow", () => press(Key.Down));
-            AddStep("Hover second button", () => InputManager.MoveMouseTo(secondButton));
-            AddAssert("First button not selected", () => !pauseOverlay.Buttons.First().Selected.Value);
-            AddAssert("Second button selected", () => secondButton.Selected.Value);
-
-            AddStep("Hide overlay", () => pauseOverlay.Hide());
+            AddStep("Hover second button", () => InputManager.MoveMouseTo(getButton(1)));
+            AddAssert("First button not selected", () => !getButton(0).Selected.Value);
+            AddAssert("Second button selected", () => getButton(1).Selected.Value);
         }
 
         /// <summary>
         /// Tests that pressing a key after selecting a button with a hover event correctly selects a new button and deselects the previous button.
         /// </summary>
-        private void testKeySelectionAfterMouseSelection()
+        [Test]
+        public void TestKeySelectionAfterMouseSelection()
         {
             AddStep("Show overlay", () =>
             {
                 pauseOverlay.Show();
-                InputManager.MoveMouseTo(Vector2.Zero);
             });
 
-            var secondButton = pauseOverlay.Buttons.Skip(1).First();
-
-            AddStep("Hover second button", () => InputManager.MoveMouseTo(secondButton));
+            AddStep("Hover second button", () => InputManager.MoveMouseTo(getButton(1)));
             AddStep("Up arrow", () => press(Key.Up));
-            AddAssert("Second button not selected", () => !secondButton.Selected.Value);
-            AddAssert("First button selected", () => pauseOverlay.Buttons.First().Selected.Value);
-
-            AddStep("Hide overlay", () => pauseOverlay.Hide());
+            AddAssert("Second button not selected", () => !getButton(1).Selected.Value);
+            AddAssert("First button selected", () => getButton(0).Selected.Value);
         }
 
         /// <summary>
         /// Tests that deselecting with the mouse by losing hover will reset the overlay to the initial state.
         /// </summary>
-        private void testMouseDeselectionResets()
+        [Test]
+        public void TestMouseDeselectionResets()
         {
-            AddStep("Show overlay", () => pauseOverlay.Show());
+            showOverlay();
 
-            var secondButton = pauseOverlay.Buttons.Skip(1).First();
-
-            AddStep("Hover second button", () => InputManager.MoveMouseTo(secondButton));
+            AddStep("Hover second button", () => InputManager.MoveMouseTo(getButton(1)));
             AddStep("Unhover second button", () => InputManager.MoveMouseTo(Vector2.Zero));
             AddStep("Down arrow", () => press(Key.Down));
-            AddAssert("First button selected", () => pauseOverlay.Buttons.First().Selected.Value); // Initial state condition
-
-            AddStep("Hide overlay", () => pauseOverlay.Hide());
+            AddAssert("First button selected", () => getButton(0).Selected.Value); // Initial state condition
         }
 
         /// <summary>
         /// Tests that clicking on a button correctly causes a click event for that button.
         /// </summary>
-        private void testClickSelection()
+        [Test]
+        public void TestClickSelection()
         {
-            AddStep("Show overlay", () => pauseOverlay.Show());
-
-            var retryButton = pauseOverlay.Buttons.Skip(1).First();
+            showOverlay();
 
             bool triggered = false;
             AddStep("Click retry button", () =>
@@ -232,7 +226,7 @@ namespace osu.Game.Tests.Visual.Gameplay
                 var lastAction = pauseOverlay.OnRetry;
                 pauseOverlay.OnRetry = () => triggered = true;
 
-                retryButton.Click();
+                getButton(1).Click();
                 pauseOverlay.OnRetry = lastAction;
             });
 
@@ -243,9 +237,10 @@ namespace osu.Game.Tests.Visual.Gameplay
         /// <summary>
         /// Tests that pressing the enter key with a button selected correctly causes a click event for that button.
         /// </summary>
-        private void testEnterKeySelection()
+        [Test]
+        public void TestEnterKeySelection()
         {
-            AddStep("Show overlay", () => pauseOverlay.Show());
+            showOverlay();
 
             AddStep("Select second button", () =>
             {
@@ -275,6 +270,10 @@ namespace osu.Game.Tests.Visual.Gameplay
             AddAssert("Overlay is closed", () => pauseOverlay.State.Value == Visibility.Hidden);
         }
 
+        private void showOverlay() => AddStep("Show overlay", () => pauseOverlay.Show());
+
+        private DialogButton getButton(int index) => pauseOverlay.Buttons.Skip(index).First();
+
         private void press(Key key)
         {
             InputManager.PressKey(key);

osu.Game.Tests/Visual/Gameplay/TestSceneHoldForMenuButton.cs

@@ -17,6 +17,8 @@ namespace osu.Game.Tests.Visual.Gameplay
     {
         private bool exitAction;
 
+        protected override double TimePerAction => 100; // required for the early exit test, since hold-to-confirm delay is 200ms
+
         [BackgroundDependencyLoader]
         private void load()
         {

osu.Game.Tests/Visual/Gameplay/TestSceneScrollingHitObjects.cs

@@ -200,10 +200,6 @@ namespace osu.Game.Tests.Visual.Gameplay
                         break;
                 }
             }
-
-            protected override void UpdateState(ArmedState state)
-            {
-            }
         }
 
         private class TestDrawableHitObject : DrawableHitObject<HitObject>
@@ -216,10 +212,6 @@ namespace osu.Game.Tests.Visual.Gameplay
 
                 AddInternal(new Box { Size = new Vector2(75) });
             }
-
-            protected override void UpdateState(ArmedState state)
-            {
-            }
         }
     }
 }

osu.Game.Tests/Visual/Gameplay/TestSceneSkinnableDrawable.cs

@@ -5,11 +5,13 @@ using System;
 using System.Globalization;
 using System.Linq;
 using NUnit.Framework;
+using osu.Framework.Allocation;
 using osu.Framework.Audio.Sample;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using osu.Framework.Graphics.Shapes;
 using osu.Framework.Graphics.Textures;
+using osu.Game.Audio;
 using osu.Game.Graphics;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Skinning;
@@ -27,7 +29,7 @@ namespace osu.Game.Tests.Visual.Gameplay
 
             AddStep("setup layout larger source", () =>
             {
-                Child = new LocalSkinOverrideContainer(new SizedSource(50))
+                Child = new SkinProvidingContainer(new SizedSource(50))
                 {
                     RelativeSizeAxes = Axes.Both,
                     Child = fill = new FillFlowContainer<ExposedSkinnableDrawable>
@@ -59,7 +61,7 @@ namespace osu.Game.Tests.Visual.Gameplay
 
             AddStep("setup layout larger source", () =>
             {
-                Child = new LocalSkinOverrideContainer(new SizedSource(30))
+                Child = new SkinProvidingContainer(new SizedSource(30))
                 {
                     RelativeSizeAxes = Axes.Both,
                     Child = fill = new FillFlowContainer<ExposedSkinnableDrawable>
@@ -95,7 +97,7 @@ namespace osu.Game.Tests.Visual.Gameplay
                 Child = new SkinSourceContainer
                 {
                     RelativeSizeAxes = Axes.Both,
-                    Child = new LocalSkinOverrideContainer(secondarySource)
+                    Child = new SkinProvidingContainer(secondarySource)
                     {
                         RelativeSizeAxes = Axes.Both,
                         Child = consumer = new SkinConsumer("test", name => new NamedBox("Default Implementation"), source => true)
@@ -120,7 +122,7 @@ namespace osu.Game.Tests.Visual.Gameplay
                 Child = new SkinSourceContainer
                 {
                     RelativeSizeAxes = Axes.Both,
-                    Child = target = new LocalSkinOverrideContainer(secondarySource)
+                    Child = target = new SkinProvidingContainer(secondarySource)
                     {
                         RelativeSizeAxes = Axes.Both,
                     }
@@ -132,12 +134,54 @@ namespace osu.Game.Tests.Visual.Gameplay
             AddAssert("skinchanged only called once", () => consumer.SkinChangedCount == 1);
         }
 
+        [Test]
+        public void TestSwitchOff()
+        {
+            SkinConsumer consumer = null;
+            SwitchableSkinProvidingContainer target = null;
+
+            AddStep("setup layout", () =>
+            {
+                Child = new SkinSourceContainer
+                {
+                    RelativeSizeAxes = Axes.Both,
+                    Child = target = new SwitchableSkinProvidingContainer(new SecondarySource())
+                    {
+                        RelativeSizeAxes = Axes.Both,
+                    }
+                };
+            });
+
+            AddStep("add permissive", () => target.Add(consumer = new SkinConsumer("test", name => new NamedBox("Default Implementation"), source => true)));
+            AddAssert("consumer using override source", () => consumer.Drawable is SecondarySourceBox);
+            AddStep("disable", () => target.Disable());
+            AddAssert("consumer using base source", () => consumer.Drawable is BaseSourceBox);
+        }
+
+        private class SwitchableSkinProvidingContainer : SkinProvidingContainer
+        {
+            private bool allow = true;
+
+            protected override bool AllowDrawableLookup(ISkinComponent component) => allow;
+
+            public void Disable()
+            {
+                allow = false;
+                TriggerSourceChanged();
+            }
+
+            public SwitchableSkinProvidingContainer(ISkin skin)
+                : base(skin)
+            {
+            }
+        }
+
         private class ExposedSkinnableDrawable : SkinnableDrawable
         {
             public new Drawable Drawable => base.Drawable;
 
-            public ExposedSkinnableDrawable(string name, Func<string, Drawable> defaultImplementation, Func<ISkinSource, bool> allowFallback = null, ConfineMode confineMode = ConfineMode.ScaleDownToFit)
-                : base(name, defaultImplementation, allowFallback, confineMode)
+            public ExposedSkinnableDrawable(string name, Func<ISkinComponent, Drawable> defaultImplementation, Func<ISkinSource, bool> allowFallback = null, ConfineMode confineMode = ConfineMode.ScaleDownToFit)
+                : base(new TestSkinComponent(name), defaultImplementation, allowFallback, confineMode)
             {
             }
         }
@@ -205,8 +249,8 @@ namespace osu.Game.Tests.Visual.Gameplay
             public new Drawable Drawable => base.Drawable;
             public int SkinChangedCount { get; private set; }
 
-            public SkinConsumer(string name, Func<string, Drawable> defaultImplementation, Func<ISkinSource, bool> allowFallback = null)
-                : base(name, defaultImplementation, allowFallback)
+            public SkinConsumer(string name, Func<ISkinComponent, Drawable> defaultImplementation, Func<ISkinSource, bool> allowFallback = null)
+                : base(new TestSkinComponent(name), defaultImplementation, allowFallback)
             {
             }
 
@@ -242,8 +286,8 @@ namespace osu.Game.Tests.Visual.Gameplay
                 this.size = size;
             }
 
-            public Drawable GetDrawableComponent(string componentName) =>
-                componentName == "available"
+            public Drawable GetDrawableComponent(ISkinComponent componentName) =>
+                componentName.LookupName == "available"
                     ? new DrawWidthBox
                     {
                         Colour = Color4.Yellow,
@@ -253,31 +297,48 @@ namespace osu.Game.Tests.Visual.Gameplay
 
             public Texture GetTexture(string componentName) => throw new NotImplementedException();
 
-            public SampleChannel GetSample(string sampleName) => throw new NotImplementedException();
+            public SampleChannel GetSample(ISampleInfo sampleInfo) => throw new NotImplementedException();
 
             public TValue GetValue<TConfiguration, TValue>(Func<TConfiguration, TValue> query) where TConfiguration : SkinConfiguration => throw new NotImplementedException();
         }
 
         private class SecondarySource : ISkin
         {
-            public Drawable GetDrawableComponent(string componentName) => new SecondarySourceBox();
+            public Drawable GetDrawableComponent(ISkinComponent componentName) => new SecondarySourceBox();
 
             public Texture GetTexture(string componentName) => throw new NotImplementedException();
 
-            public SampleChannel GetSample(string sampleName) => throw new NotImplementedException();
+            public SampleChannel GetSample(ISampleInfo sampleInfo) => throw new NotImplementedException();
 
             public TValue GetValue<TConfiguration, TValue>(Func<TConfiguration, TValue> query) where TConfiguration : SkinConfiguration => throw new NotImplementedException();
         }
 
-        private class SkinSourceContainer : Container, ISkin
+        [Cached(typeof(ISkinSource))]
+        private class SkinSourceContainer : Container, ISkinSource
         {
-            public Drawable GetDrawableComponent(string componentName) => new BaseSourceBox();
+            public Drawable GetDrawableComponent(ISkinComponent componentName) => new BaseSourceBox();
 
             public Texture GetTexture(string componentName) => throw new NotImplementedException();
 
-            public SampleChannel GetSample(string sampleName) => throw new NotImplementedException();
+            public SampleChannel GetSample(ISampleInfo sampleInfo) => throw new NotImplementedException();
 
             public TValue GetValue<TConfiguration, TValue>(Func<TConfiguration, TValue> query) where TConfiguration : SkinConfiguration => throw new NotImplementedException();
+
+            public event Action SourceChanged;
+        }
+
+        private class TestSkinComponent : ISkinComponent
+        {
+            private readonly string name;
+
+            public TestSkinComponent(string name)
+            {
+                this.name = name;
+            }
+
+            public string ComponentGroup => string.Empty;
+
+            public string LookupName => name;
         }
     }
 }

osu.Game.Tests/Visual/Gameplay/TestSceneStoryboard.cs

@@ -21,32 +21,38 @@ namespace osu.Game.Tests.Visual.Gameplay
         private readonly Container<DrawableStoryboard> storyboardContainer;
         private DrawableStoryboard storyboard;
 
+        [Cached]
+        private MusicController musicController = new MusicController();
+
         public TestSceneStoryboard()
         {
             Clock = new FramedClock();
 
-            Add(new Container
+            AddRange(new Drawable[]
             {
-                RelativeSizeAxes = Axes.Both,
-                Children = new Drawable[]
+                musicController,
+                new Container
                 {
-                    new Box
+                    RelativeSizeAxes = Axes.Both,
+                    Children = new Drawable[]
                     {
-                        RelativeSizeAxes = Axes.Both,
-                        Colour = Color4.Black,
-                    },
-                    storyboardContainer = new Container<DrawableStoryboard>
-                    {
-                        RelativeSizeAxes = Axes.Both,
+                        new Box
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                            Colour = Color4.Black,
+                        },
+                        storyboardContainer = new Container<DrawableStoryboard>
+                        {
+                            RelativeSizeAxes = Axes.Both,
+                        },
                     },
                 },
-            });
-
-            Add(new MusicController
-            {
-                Origin = Anchor.TopRight,
-                Anchor = Anchor.TopRight,
-                State = { Value = Visibility.Visible },
+                new NowPlayingOverlay
+                {
+                    Origin = Anchor.TopRight,
+                    Anchor = Anchor.TopRight,
+                    State = { Value = Visibility.Visible },
+                }
             });
 
             AddStep("Restart", restart);

osu.Game.Tests/Visual/Menus/TestSceneIntroTriangles.cs

@@ -0,0 +1,15 @@
+// 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 NUnit.Framework;
+using osu.Framework.Screens;
+using osu.Game.Screens.Menu;
+
+namespace osu.Game.Tests.Visual.Menus
+{
+    [TestFixture]
+    public class TestSceneIntroTriangles : IntroTestScene
+    {
+        protected override IScreen CreateScreen() => new IntroTriangles();
+    }
+}

osu.Game.Tests/Visual/Multiplayer/TestSceneMatchBeatmapPanel.cs

@@ -0,0 +1,53 @@
+// 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;
+using System.Collections.Generic;
+using osu.Game.Beatmaps;
+using osu.Game.Online.Multiplayer;
+using osu.Game.Screens.Multi.Match.Components;
+using osu.Framework.Graphics;
+using osu.Framework.MathUtils;
+using osu.Game.Audio;
+using osu.Framework.Allocation;
+
+namespace osu.Game.Tests.Visual.Multiplayer
+{
+    [Cached(typeof(IPreviewTrackOwner))]
+    public class TestSceneMatchBeatmapPanel : MultiplayerTestScene, IPreviewTrackOwner
+    {
+        public override IReadOnlyList<Type> RequiredTypes => new[]
+        {
+            typeof(MatchBeatmapPanel)
+        };
+
+        [Resolved]
+        private PreviewTrackManager previewTrackManager { get; set; }
+
+        public TestSceneMatchBeatmapPanel()
+        {
+            Add(new MatchBeatmapPanel
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+            });
+
+            Room.Playlist.Add(new PlaylistItem { Beatmap = new BeatmapInfo { OnlineBeatmapID = 1763072 } });
+            Room.Playlist.Add(new PlaylistItem { Beatmap = new BeatmapInfo { OnlineBeatmapID = 2101557 } });
+            Room.Playlist.Add(new PlaylistItem { Beatmap = new BeatmapInfo { OnlineBeatmapID = 1973466 } });
+            Room.Playlist.Add(new PlaylistItem { Beatmap = new BeatmapInfo { OnlineBeatmapID = 2109801 } });
+            Room.Playlist.Add(new PlaylistItem { Beatmap = new BeatmapInfo { OnlineBeatmapID = 1922035 } });
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            AddStep("Select random beatmap", () =>
+            {
+                Room.CurrentItem.Value = Room.Playlist[RNG.Next(Room.Playlist.Count)];
+                previewTrackManager.StopAnyPlaying(this);
+            });
+        }
+    }
+}

osu.Game.Tests/Visual/Multiplayer/TestSceneMatchInfo.cs

@@ -21,7 +21,7 @@ namespace osu.Game.Tests.Visual.Multiplayer
             typeof(Info),
             typeof(HeaderButton),
             typeof(ReadyButton),
-            typeof(ViewBeatmapButton)
+            typeof(MatchBeatmapPanel)
         };
 
         [BackgroundDependencyLoader]

osu.Game.Tests/Visual/Online/TestSceneBeatmapSetOverlay.cs

@@ -137,6 +137,9 @@ namespace osu.Game.Tests.Visual.Online
             });
 
             downloadAssert(true);
+
+            AddStep("show many difficulties", () => overlay.ShowBeatmapSet(createManyDifficultiesBeatmapSet()));
+            downloadAssert(true);
         }
 
         [Test]
@@ -175,6 +178,8 @@ namespace osu.Game.Tests.Visual.Online
                         HasVideo = true,
                         HasStoryboard = true,
                         Covers = new BeatmapSetOnlineCovers(),
+                        Language = new BeatmapSetOnlineLanguage { Id = 3, Name = "English" },
+                        Genre = new BeatmapSetOnlineGenre { Id = 4, Name = "Rock" },
                     },
                     Metrics = new BeatmapSetMetrics { Ratings = Enumerable.Range(0, 11).ToArray() },
                     Beatmaps = new List<BeatmapInfo>
@@ -224,6 +229,56 @@ namespace osu.Game.Tests.Visual.Online
             AddStep(@"show without reload", overlay.Show);
         }
 
+        private BeatmapSetInfo createManyDifficultiesBeatmapSet()
+        {
+            var beatmaps = new List<BeatmapInfo>();
+
+            for (int i = 1; i < 41; i++)
+            {
+                beatmaps.Add(new BeatmapInfo
+                {
+                    OnlineBeatmapID = i * 10,
+                    Version = $"Test #{i}",
+                    Ruleset = Ruleset.Value,
+                    StarDifficulty = 2 + i * 0.1,
+                    BaseDifficulty = new BeatmapDifficulty
+                    {
+                        OverallDifficulty = 3.5f,
+                    },
+                    OnlineInfo = new BeatmapOnlineInfo(),
+                    Metrics = new BeatmapMetrics
+                    {
+                        Fails = Enumerable.Range(1, 100).Select(j => j % 12 - 6).ToArray(),
+                        Retries = Enumerable.Range(-2, 100).Select(j => j % 12 - 6).ToArray(),
+                    },
+                });
+            }
+
+            return new BeatmapSetInfo
+            {
+                OnlineBeatmapSetID = 123,
+                Metadata = new BeatmapMetadata
+                {
+                    Title = @"many difficulties beatmap",
+                    Artist = @"none",
+                    Author = new User
+                    {
+                        Username = @"BanchoBot",
+                        Id = 3,
+                    },
+                },
+                OnlineInfo = new BeatmapSetOnlineInfo
+                {
+                    Preview = @"https://b.ppy.sh/preview/123.mp3",
+                    HasVideo = true,
+                    HasStoryboard = true,
+                    Covers = new BeatmapSetOnlineCovers(),
+                },
+                Metrics = new BeatmapSetMetrics { Ratings = Enumerable.Range(0, 11).ToArray() },
+                Beatmaps = beatmaps,
+            };
+        }
+
         private void downloadAssert(bool shown)
         {
             AddAssert($"is download button {(shown ? "shown" : "hidden")}", () => overlay.DownloadButtonsVisible == shown);

osu.Game.Tests/Visual/Online/TestSceneChatLink.cs

@@ -127,6 +127,9 @@ namespace osu.Game.Tests.Visual.Online
             addMessageWithChecks("is now playing [https://osu.ppy.sh/b/252238 IMAGE -MATERIAL- <Version 0>]", 1, true, expectedActions: LinkAction.OpenBeatmap);
             addMessageWithChecks("Let's (try)[https://osu.ppy.sh/home] [https://osu.ppy.sh/b/252238 multiple links] https://osu.ppy.sh/home", 3,
                 expectedActions: new[] { LinkAction.External, LinkAction.OpenBeatmap, LinkAction.External });
+            addMessageWithChecks("[https://osu.ppy.sh/home New link format with escaped [and \\[ paired] braces]", 1, expectedActions: LinkAction.External);
+            addMessageWithChecks("[Markdown link format with escaped [and \\[ paired] braces](https://osu.ppy.sh/home)", 1, expectedActions: LinkAction.External);
+            addMessageWithChecks("(Old link format with escaped (and \\( paired) parentheses)[https://osu.ppy.sh/home] and [[also a rogue wiki link]]", 2, expectedActions: new[] { LinkAction.External, LinkAction.External });
             // note that there's 0 links here (they get removed if a channel is not found)
             addMessageWithChecks("#lobby or #osu would be blue (and work) in the ChatDisplay test (when a proper ChatOverlay is present).");
             addMessageWithChecks("I am important!", 0, false, true);

osu.Game.Tests/Visual/Online/TestSceneDirectPanel.cs

@@ -9,7 +9,6 @@ using osu.Framework.Graphics.Containers;
 using osu.Game.Beatmaps;
 using osu.Game.Overlays.Direct;
 using osu.Game.Rulesets;
-using osu.Game.Rulesets.Osu;
 using osu.Game.Users;
 using osuTK;
 
@@ -24,7 +23,7 @@ namespace osu.Game.Tests.Visual.Online
             typeof(IconPill)
         };
 
-        private BeatmapSetInfo getUndownloadableBeatmapSet(RulesetInfo ruleset) => new BeatmapSetInfo
+        private BeatmapSetInfo getUndownloadableBeatmapSet() => new BeatmapSetInfo
         {
             OnlineBeatmapSetID = 123,
             Metadata = new BeatmapMetadata
@@ -56,23 +55,62 @@ namespace osu.Game.Tests.Visual.Online
             {
                 new BeatmapInfo
                 {
-                    Ruleset = ruleset,
+                    Ruleset = Ruleset.Value,
                     Version = "Test",
                     StarDifficulty = 6.42,
                 }
             }
         };
 
-        [BackgroundDependencyLoader]
-        private void load()
+        private BeatmapSetInfo getManyDifficultiesBeatmapSet(RulesetStore rulesets)
         {
-            var ruleset = new OsuRuleset().RulesetInfo;
+            var beatmaps = new List<BeatmapInfo>();
 
-            var normal = CreateWorkingBeatmap(ruleset).BeatmapSetInfo;
+            for (int i = 0; i < 100; i++)
+            {
+                beatmaps.Add(new BeatmapInfo
+                {
+                    Ruleset = rulesets.GetRuleset(i % 4),
+                    StarDifficulty = 2 + i % 4 * 2,
+                    BaseDifficulty = new BeatmapDifficulty
+                    {
+                        OverallDifficulty = 3.5f,
+                    }
+                });
+            }
+
+            return new BeatmapSetInfo
+            {
+                OnlineBeatmapSetID = 1,
+                Metadata = new BeatmapMetadata
+                {
+                    Title = "many difficulties beatmap",
+                    Artist = "test",
+                    Author = new User
+                    {
+                        Username = "BanchoBot",
+                        Id = 3,
+                    }
+                },
+                OnlineInfo = new BeatmapSetOnlineInfo
+                {
+                    HasVideo = true,
+                    HasStoryboard = true,
+                    Covers = new BeatmapSetOnlineCovers(),
+                },
+                Beatmaps = beatmaps,
+            };
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(RulesetStore rulesets)
+        {
+            var normal = CreateWorkingBeatmap(Ruleset.Value).BeatmapSetInfo;
             normal.OnlineInfo.HasVideo = true;
             normal.OnlineInfo.HasStoryboard = true;
 
-            var undownloadable = getUndownloadableBeatmapSet(ruleset);
+            var undownloadable = getUndownloadableBeatmapSet();
+            var manyDifficulties = getManyDifficultiesBeatmapSet(rulesets);
 
             Child = new BasicScrollContainer
             {
@@ -81,15 +119,17 @@ namespace osu.Game.Tests.Visual.Online
                 {
                     RelativeSizeAxes = Axes.X,
                     AutoSizeAxes = Axes.Y,
-                    Direction = FillDirection.Vertical,
+                    Direction = FillDirection.Full,
                     Padding = new MarginPadding(20),
-                    Spacing = new Vector2(0, 20),
+                    Spacing = new Vector2(5, 20),
                     Children = new Drawable[]
                     {
                         new DirectGridPanel(normal),
-                        new DirectListPanel(normal),
                         new DirectGridPanel(undownloadable),
+                        new DirectGridPanel(manyDifficulties),
+                        new DirectListPanel(normal),
                         new DirectListPanel(undownloadable),
+                        new DirectListPanel(manyDifficulties),
                     },
                 },
             };

osu.Game.Tests/Visual/Online/TestSceneKudosuHistory.cs

@@ -0,0 +1,246 @@
+// 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 osu.Game.Overlays.Profile.Sections.Kudosu;
+using System.Collections.Generic;
+using System;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Graphics;
+using osu.Framework.Allocation;
+using osu.Framework.Graphics.Shapes;
+using osu.Framework.Graphics;
+using osu.Game.Online.API.Requests.Responses;
+using osu.Framework.Extensions.IEnumerableExtensions;
+
+namespace osu.Game.Tests.Visual.Online
+{
+    public class TestSceneKudosuHistory : OsuTestScene
+    {
+        public override IReadOnlyList<Type> RequiredTypes => new[]
+        {
+            typeof(DrawableKudosuHistoryItem),
+        };
+
+        private readonly Box background;
+
+        public TestSceneKudosuHistory()
+        {
+            FillFlowContainer<DrawableKudosuHistoryItem> content;
+
+            AddRange(new Drawable[]
+            {
+                background = new Box
+                {
+                    RelativeSizeAxes = Axes.Both,
+                },
+                content = new FillFlowContainer<DrawableKudosuHistoryItem>
+                {
+                    Anchor = Anchor.Centre,
+                    Origin = Anchor.Centre,
+                    RelativeSizeAxes = Axes.X,
+                    Width = 0.7f,
+                    AutoSizeAxes = Axes.Y,
+                }
+            });
+
+            items.ForEach(t => content.Add(new DrawableKudosuHistoryItem(t)));
+        }
+
+        [BackgroundDependencyLoader]
+        private void load(OsuColour colours)
+        {
+            background.Colour = colours.GreySeafoam;
+        }
+
+        private readonly IEnumerable<APIKudosuHistory> items = new[]
+        {
+            new APIKudosuHistory
+            {
+                Amount = 10,
+                CreatedAt = new DateTimeOffset(new DateTime(2011, 11, 11)),
+                Source = KudosuSource.DenyKudosu,
+                Action = KudosuAction.Reset,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 1",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username1",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            },
+            new APIKudosuHistory
+            {
+                Amount = 5,
+                CreatedAt = new DateTimeOffset(new DateTime(2012, 10, 11)),
+                Source = KudosuSource.Forum,
+                Action = KudosuAction.Give,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 2",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username2",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            },
+            new APIKudosuHistory
+            {
+                Amount = 8,
+                CreatedAt = new DateTimeOffset(new DateTime(2013, 9, 11)),
+                Source = KudosuSource.Forum,
+                Action = KudosuAction.Reset,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 3",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username3",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            },
+            new APIKudosuHistory
+            {
+                Amount = 7,
+                CreatedAt = new DateTimeOffset(new DateTime(2014, 8, 11)),
+                Source = KudosuSource.Forum,
+                Action = KudosuAction.Revoke,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 4",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username4",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            },
+            new APIKudosuHistory
+            {
+                Amount = 100,
+                CreatedAt = new DateTimeOffset(new DateTime(2015, 7, 11)),
+                Source = KudosuSource.Vote,
+                Action = KudosuAction.Give,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 5",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username5",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            },
+            new APIKudosuHistory
+            {
+                Amount = 20,
+                CreatedAt = new DateTimeOffset(new DateTime(2016, 6, 11)),
+                Source = KudosuSource.Vote,
+                Action = KudosuAction.Reset,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 6",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username6",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            },
+            new APIKudosuHistory
+            {
+                Amount = 11,
+                CreatedAt = new DateTimeOffset(new DateTime(2016, 6, 11)),
+                Source = KudosuSource.AllowKudosu,
+                Action = KudosuAction.Give,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 7",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username7",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            },
+            new APIKudosuHistory
+            {
+                Amount = 24,
+                CreatedAt = new DateTimeOffset(new DateTime(2014, 6, 11)),
+                Source = KudosuSource.Delete,
+                Action = KudosuAction.Reset,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 8",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username8",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            },
+            new APIKudosuHistory
+            {
+                Amount = 12,
+                CreatedAt = new DateTimeOffset(new DateTime(2016, 6, 11)),
+                Source = KudosuSource.Restore,
+                Action = KudosuAction.Give,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 9",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username9",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            },
+            new APIKudosuHistory
+            {
+                Amount = 2,
+                CreatedAt = new DateTimeOffset(new DateTime(2012, 6, 11)),
+                Source = KudosuSource.Recalculate,
+                Action = KudosuAction.Give,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 10",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username10",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            },
+            new APIKudosuHistory
+            {
+                Amount = 32,
+                CreatedAt = new DateTimeOffset(new DateTime(2019, 8, 11)),
+                Source = KudosuSource.Recalculate,
+                Action = KudosuAction.Reset,
+                Post = new APIKudosuHistory.ModdingPost
+                {
+                    Title = @"Random post 11",
+                    Url = @"https://osu.ppy.sh/b/1234",
+                },
+                Giver = new APIKudosuHistory.KudosuGiver
+                {
+                    Username = @"Username11",
+                    Url = @"https://osu.ppy.sh/u/1234"
+                }
+            }
+        };
+    }
+}

osu.Game.Tests/Visual/Online/TestSceneLeaderboardScopeSelector.cs

@@ -0,0 +1,36 @@
+// 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 osu.Game.Overlays.BeatmapSet;
+using System;
+using System.Collections.Generic;
+using osu.Framework.Graphics;
+using osu.Framework.Bindables;
+using osu.Game.Screens.Select.Leaderboards;
+
+namespace osu.Game.Tests.Visual.Online
+{
+    public class TestSceneLeaderboardScopeSelector : OsuTestScene
+    {
+        public override IReadOnlyList<Type> RequiredTypes => new[]
+        {
+            typeof(LeaderboardScopeSelector),
+        };
+
+        public TestSceneLeaderboardScopeSelector()
+        {
+            Bindable<BeatmapLeaderboardScope> scope = new Bindable<BeatmapLeaderboardScope>();
+
+            Add(new LeaderboardScopeSelector
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                Current = { BindTarget = scope }
+            });
+
+            AddStep(@"Select global", () => scope.Value = BeatmapLeaderboardScope.Global);
+            AddStep(@"Select country", () => scope.Value = BeatmapLeaderboardScope.Country);
+            AddStep(@"Select friend", () => scope.Value = BeatmapLeaderboardScope.Friend);
+        }
+    }
+}

osu.Game.Tests/Visual/Online/TestSceneProfileRulesetSelector.cs

@@ -9,6 +9,8 @@ using osu.Game.Rulesets.Catch;
 using osu.Game.Rulesets.Mania;
 using osu.Game.Rulesets.Osu;
 using osu.Game.Rulesets.Taiko;
+using osu.Game.Users;
+using osu.Framework.Bindables;
 
 namespace osu.Game.Tests.Visual.Online
 {
@@ -23,18 +25,25 @@ namespace osu.Game.Tests.Visual.Online
         public TestSceneProfileRulesetSelector()
         {
             ProfileRulesetSelector selector;
+            Bindable<User> user = new Bindable<User>();
 
             Child = selector = new ProfileRulesetSelector
             {
                 Anchor = Anchor.Centre,
                 Origin = Anchor.Centre,
+                User = { BindTarget = user }
             };
 
             AddStep("set osu! as default", () => selector.SetDefaultRuleset(new OsuRuleset().RulesetInfo));
             AddStep("set mania as default", () => selector.SetDefaultRuleset(new ManiaRuleset().RulesetInfo));
             AddStep("set taiko as default", () => selector.SetDefaultRuleset(new TaikoRuleset().RulesetInfo));
             AddStep("set catch as default", () => selector.SetDefaultRuleset(new CatchRuleset().RulesetInfo));
-            AddStep("select default ruleset", selector.SelectDefaultRuleset);
+
+            AddStep("User with osu as default", () => user.Value = new User { PlayMode = "osu" });
+            AddStep("User with mania as default", () => user.Value = new User { PlayMode = "mania" });
+            AddStep("User with taiko as default", () => user.Value = new User { PlayMode = "taiko" });
+            AddStep("User with catch as default", () => user.Value = new User { PlayMode = "fruits" });
+            AddStep("null user", () => user.Value = null);
         }
     }
 }

osu.Game.Tests/Visual/Online/TestSceneRankGraph.cs

@@ -69,28 +69,22 @@ namespace osu.Game.Tests.Visual.Online
                 }
             });
 
-            AddStep("null user", () => graph.User.Value = null);
+            AddStep("null user", () => graph.Statistics.Value = null);
             AddStep("rank only", () =>
             {
-                graph.User.Value = new User
+                graph.Statistics.Value = new UserStatistics
                 {
-                    Statistics = new UserStatistics
-                    {
-                        Ranks = new UserStatistics.UserRanks { Global = 123456 },
-                        PP = 12345,
-                    }
+                    Ranks = new UserStatistics.UserRanks { Global = 123456 },
+                    PP = 12345,
                 };
             });
 
             AddStep("with rank history", () =>
             {
-                graph.User.Value = new User
+                graph.Statistics.Value = new UserStatistics
                 {
-                    Statistics = new UserStatistics
-                    {
-                        Ranks = new UserStatistics.UserRanks { Global = 89000 },
-                        PP = 12345,
-                    },
+                    Ranks = new UserStatistics.UserRanks { Global = 89000 },
+                    PP = 12345,
                     RankHistory = new User.RankHistoryData
                     {
                         Data = data,
@@ -100,13 +94,10 @@ namespace osu.Game.Tests.Visual.Online
 
             AddStep("with zero values", () =>
             {
-                graph.User.Value = new User
+                graph.Statistics.Value = new UserStatistics
                 {
-                    Statistics = new UserStatistics
-                    {
-                        Ranks = new UserStatistics.UserRanks { Global = 89000 },
-                        PP = 12345,
-                    },
+                    Ranks = new UserStatistics.UserRanks { Global = 89000 },
+                    PP = 12345,
                     RankHistory = new User.RankHistoryData
                     {
                         Data = dataWithZeros,
@@ -116,13 +107,10 @@ namespace osu.Game.Tests.Visual.Online
 
             AddStep("small amount of data", () =>
             {
-                graph.User.Value = new User
+                graph.Statistics.Value = new UserStatistics
                 {
-                    Statistics = new UserStatistics
-                    {
-                        Ranks = new UserStatistics.UserRanks { Global = 12000 },
-                        PP = 12345,
-                    },
+                    Ranks = new UserStatistics.UserRanks { Global = 12000 },
+                    PP = 12345,
                     RankHistory = new User.RankHistoryData
                     {
                         Data = smallData,
@@ -132,13 +120,10 @@ namespace osu.Game.Tests.Visual.Online
 
             AddStep("graph with edges", () =>
             {
-                graph.User.Value = new User
+                graph.Statistics.Value = new UserStatistics
                 {
-                    Statistics = new UserStatistics
-                    {
-                        Ranks = new UserStatistics.UserRanks { Global = 12000 },
-                        PP = 12345,
-                    },
+                    Ranks = new UserStatistics.UserRanks { Global = 12000 },
+                    PP = 12345,
                     RankHistory = new User.RankHistoryData
                     {
                         Data = edgyData,

osu.Game.Tests/Visual/Online/TestSceneUserProfileOverlay.cs

@@ -52,12 +52,12 @@ namespace osu.Game.Tests.Visual.Online
                 {
                     Current = 727,
                     Progress = 69,
-                }
-            },
-            RankHistory = new User.RankHistoryData
-            {
-                Mode = @"osu",
-                Data = Enumerable.Range(2345, 45).Concat(Enumerable.Range(2109, 40)).ToArray()
+                },
+                RankHistory = new User.RankHistoryData
+                {
+                    Mode = @"osu",
+                    Data = Enumerable.Range(2345, 45).Concat(Enumerable.Range(2109, 40)).ToArray()
+                },
             },
             Badges = new[]
             {

osu.Game.Tests/Visual/Online/TestSceneUserProfilePreviousUsernames.cs

@@ -0,0 +1,69 @@
+// 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;
+using System.Collections.Generic;
+using NUnit.Framework;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Graphics;
+using osu.Game.Online.API;
+using osu.Game.Online.API.Requests;
+using osu.Game.Overlays.Profile.Header.Components;
+using osu.Game.Users;
+
+namespace osu.Game.Tests.Visual.Online
+{
+    [TestFixture]
+    public class TestSceneUserProfilePreviousUsernames : OsuTestScene
+    {
+        public override IReadOnlyList<Type> RequiredTypes => new[]
+        {
+            typeof(PreviousUsernames)
+        };
+
+        [Resolved]
+        private IAPIProvider api { get; set; }
+
+        private readonly Bindable<User> user = new Bindable<User>();
+
+        public TestSceneUserProfilePreviousUsernames()
+        {
+            Child = new PreviousUsernames
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                User = { BindTarget = user },
+            };
+
+            User[] users =
+            {
+                new User { PreviousUsernames = new[] { "username1" } },
+                new User { PreviousUsernames = new[] { "longusername", "longerusername" } },
+                new User { PreviousUsernames = new[] { "test", "angelsim", "verylongusername" } },
+                new User { PreviousUsernames = new[] { "ihavenoidea", "howcani", "makethistext", "anylonger" } },
+                new User { PreviousUsernames = new string[0] },
+                null
+            };
+
+            AddStep("single username", () => user.Value = users[0]);
+            AddStep("two usernames", () => user.Value = users[1]);
+            AddStep("three usernames", () => user.Value = users[2]);
+            AddStep("four usernames", () => user.Value = users[3]);
+            AddStep("no username", () => user.Value = users[4]);
+            AddStep("null user", () => user.Value = users[5]);
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            AddStep("online user (Angelsim)", () =>
+            {
+                var request = new GetUserRequest(1777162);
+                request.Success += user => this.user.Value = user;
+                api.Queue(request);
+            });
+        }
+    }
+}

osu.Game.Tests/Visual/Online/TestSceneUserRequest.cs

@@ -0,0 +1,109 @@
+// 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 NUnit.Framework;
+using osu.Framework.Allocation;
+using osu.Framework.Bindables;
+using osu.Framework.Graphics.Containers;
+using osu.Game.Online.API;
+using osu.Game.Online.API.Requests;
+using osu.Game.Rulesets;
+using osu.Game.Rulesets.Mania;
+using osu.Game.Users;
+using osu.Framework.Graphics;
+using osu.Framework.Graphics.Sprites;
+using osu.Game.Rulesets.Taiko;
+using osu.Game.Graphics.UserInterface;
+
+namespace osu.Game.Tests.Visual.Online
+{
+    [TestFixture]
+    public class TestSceneUserRequest : OsuTestScene
+    {
+        [Resolved]
+        private IAPIProvider api { get; set; }
+
+        private readonly Bindable<User> user = new Bindable<User>();
+        private GetUserRequest request;
+        private readonly DimmedLoadingLayer loading;
+
+        public TestSceneUserRequest()
+        {
+            Add(new Container
+            {
+                Anchor = Anchor.Centre,
+                Origin = Anchor.Centre,
+                AutoSizeAxes = Axes.Both,
+                Children = new Drawable[]
+                {
+                    new UserTestContainer
+                    {
+                        User = { BindTarget = user }
+                    },
+                    loading = new DimmedLoadingLayer
+                    {
+                        Alpha = 0
+                    }
+                }
+            });
+        }
+
+        protected override void LoadComplete()
+        {
+            base.LoadComplete();
+
+            AddStep(@"local user", () => getUser());
+            AddStep(@"local user with taiko ruleset", () => getUser(ruleset: new TaikoRuleset().RulesetInfo));
+            AddStep(@"cookiezi", () => getUser(124493));
+            AddStep(@"cookiezi with mania ruleset", () => getUser(124493, new ManiaRuleset().RulesetInfo));
+        }
+
+        private void getUser(long? userId = null, RulesetInfo ruleset = null)
+        {
+            loading.Show();
+
+            request?.Cancel();
+            request = new GetUserRequest(userId, ruleset);
+            request.Success += user =>
+            {
+                this.user.Value = user;
+                loading.Hide();
+            };
+            api.Queue(request);
+        }
+
+        private class UserTestContainer : FillFlowContainer
+        {
+            public readonly Bindable<User> User = new Bindable<User>();
+
+            public UserTestContainer()
+            {
+                AutoSizeAxes = Axes.Both;
+                Direction = FillDirection.Vertical;
+            }
+
+            protected override void LoadComplete()
+            {
+                base.LoadComplete();
+                User.BindValueChanged(onUserUpdate, true);
+            }
+
+            private void onUserUpdate(ValueChangedEvent<User> user)
+            {
+                Clear();
+
+                AddRange(new Drawable[]
+                {
+                    new SpriteText
+                    {
+                        Text = $@"Username: {user.NewValue?.Username}"
+                    },
+                    new SpriteText
+                    {
+                        Text = $@"RankedScore: {user.NewValue?.Statistics.RankedScore}"
+                    },
+                });
+            }
+        }
+    }
+}

osu.Game.Tests/Visual/SongSelect/TestSceneBeatmapCarousel.cs

@@ -516,6 +516,7 @@ namespace osu.Game.Tests.Visual.SongSelect
                     OnlineBeatmapID = b * 10,
                     Path = $"extra{b}.osu",
                     Version = $"Extra {b}",
+                    Ruleset = rulesets.GetRuleset((b - 1) % 4),
                     StarDifficulty = 2,
                     BaseDifficulty = new BeatmapDifficulty
                     {

osu.Game.Tests/Visual/SongSelect/TestScenePlaySongSelect.cs

@@ -15,6 +15,7 @@ using osu.Framework.MathUtils;
 using osu.Framework.Platform;
 using osu.Framework.Screens;
 using osu.Game.Beatmaps;
+using osu.Game.Configuration;
 using osu.Game.Rulesets;
 using osu.Game.Rulesets.Mods;
 using osu.Game.Rulesets.Osu;
@@ -79,8 +80,12 @@ namespace osu.Game.Tests.Visual.SongSelect
             Dependencies.Cache(manager = new BeatmapManager(LocalStorage, ContextFactory, rulesets, null, audio, host, defaultBeatmap = Beatmap.Default));
 
             Beatmap.SetDefault();
+
+            Dependencies.Cache(config = new OsuConfigManager(LocalStorage));
         }
 
+        private OsuConfigManager config;
+
         [SetUp]
         public virtual void SetUp() => Schedule(() =>
         {
@@ -111,13 +116,15 @@ namespace osu.Game.Tests.Visual.SongSelect
 
             AddAssert("random map selected", () => songSelect.CurrentBeatmap != defaultBeatmap);
 
-            AddStep(@"Sort by Artist", delegate { songSelect.FilterControl.Sort = SortMode.Artist; });
-            AddStep(@"Sort by Title", delegate { songSelect.FilterControl.Sort = SortMode.Title; });
-            AddStep(@"Sort by Author", delegate { songSelect.FilterControl.Sort = SortMode.Author; });
-            AddStep(@"Sort by DateAdded", delegate { songSelect.FilterControl.Sort = SortMode.DateAdded; });
-            AddStep(@"Sort by BPM", delegate { songSelect.FilterControl.Sort = SortMode.BPM; });
-            AddStep(@"Sort by Length", delegate { songSelect.FilterControl.Sort = SortMode.Length; });
-            AddStep(@"Sort by Difficulty", delegate { songSelect.FilterControl.Sort = SortMode.Difficulty; });
+            var sortMode = config.GetBindable<SortMode>(OsuSetting.SongSelectSortingMode);
+
+            AddStep(@"Sort by Artist", delegate { sortMode.Value = SortMode.Artist; });
+            AddStep(@"Sort by Title", delegate { sortMode.Value = SortMode.Title; });
+            AddStep(@"Sort by Author", delegate { sortMode.Value = SortMode.Author; });
+            AddStep(@"Sort by DateAdded", delegate { sortMode.Value = SortMode.DateAdded; });
+            AddStep(@"Sort by BPM", delegate { sortMode.Value = SortMode.BPM; });
+            AddStep(@"Sort by Length", delegate { sortMode.Value = SortMode.Length; });
+            AddStep(@"Sort by Difficulty", delegate { sortMode.Value = SortMode.Difficulty; });
         }
 
         [Test]

osu.Game.Tests/Visual/UserInterface/TestSceneBeatSyncedContainer.cs

@@ -2,7 +2,9 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using System;
+using System.Collections.Generic;
 using NUnit.Framework;
+using osu.Framework.Allocation;
 using osu.Framework.Audio.Track;
 using osu.Framework.Extensions.Color4Extensions;
 using osu.Framework.Graphics;
@@ -22,30 +24,41 @@ namespace osu.Game.Tests.Visual.UserInterface
     [TestFixture]
     public class TestSceneBeatSyncedContainer : OsuTestScene
     {
-        private readonly MusicController mc;
+        private readonly NowPlayingOverlay np;
+
+        public override IReadOnlyList<Type> RequiredTypes => new[]
+        {
+            typeof(BeatSyncedContainer)
+        };
+
+        [Cached]
+        private MusicController musicController = new MusicController();
 
         public TestSceneBeatSyncedContainer()
         {
             Clock = new FramedClock();
             Clock.ProcessFrame();
 
-            Add(new BeatContainer
+            AddRange(new Drawable[]
             {
-                Anchor = Anchor.BottomCentre,
-                Origin = Anchor.BottomCentre,
-            });
-
-            Add(mc = new MusicController
-            {
-                Origin = Anchor.TopRight,
-                Anchor = Anchor.TopRight,
+                musicController,
+                new BeatContainer
+                {
+                    Anchor = Anchor.BottomCentre,
+                    Origin = Anchor.BottomCentre,
+                },
+                np = new NowPlayingOverlay
+                {
+                    Origin = Anchor.TopRight,
+                    Anchor = Anchor.TopRight,
+                }
             });
         }
 
         protected override void LoadComplete()
         {
             base.LoadComplete();
-            mc.ToggleVisibility();
+            np.ToggleVisibility();
         }
 
         private class BeatContainer : BeatSyncedContainer
@@ -147,7 +160,9 @@ namespace osu.Game.Tests.Visual.UserInterface
                 if (timingPoints[timingPoints.Count - 1] == current)
                     return current;
 
-                return timingPoints[timingPoints.IndexOf(current) + 1];
+                int index = timingPoints.IndexOf(current); // -1 means that this is a "default beat"
+
+                return index == -1 ? current : timingPoints[index + 1];
             }
 
             private int calculateBeatCount(TimingControlPoint current)

osu.Game.Tests/Visual/UserInterface/TestSceneCursors.cs

@@ -249,7 +249,7 @@ namespace osu.Game.Tests.Visual.UserInterface
                     Size = new Vector2(50);
                     Masking = true;
 
-                    Blending = BlendingMode.Additive;
+                    Blending = BlendingParameters.Additive;
                     Alpha = 0.5f;
 
                     Child = new Box { RelativeSizeAxes = Axes.Both };

osu.Game.Tests/Visual/UserInterface/TestSceneHoldToConfirmOverlay.cs

@@ -5,6 +5,7 @@ using System;
 using System.Collections.Generic;
 using osu.Framework.Graphics;
 using osu.Game.Graphics;
+using osu.Game.Graphics.Containers;
 using osu.Game.Graphics.Sprites;
 using osu.Game.Screens.Menu;
 
@@ -12,7 +13,13 @@ namespace osu.Game.Tests.Visual.UserInterface
 {
     public class TestSceneHoldToConfirmOverlay : OsuTestScene
     {
-        public override IReadOnlyList<Type> RequiredTypes => new[] { typeof(ExitConfirmOverlay) };
+        protected override double TimePerAction => 100; // required for the early exit test, since hold-to-confirm delay is 200ms
+
+        public override IReadOnlyList<Type> RequiredTypes => new[]
+        {
+            typeof(ExitConfirmOverlay),
+            typeof(HoldToConfirmContainer),
+        };
 
         public TestSceneHoldToConfirmOverlay()
         {

osu.Game.Tests/Visual/UserInterface/TestSceneModSelectOverlay.cs

@@ -82,14 +82,13 @@ namespace osu.Game.Tests.Visual.UserInterface
 
             var easierMods = instance.GetModsFor(ModType.DifficultyReduction);
             var harderMods = instance.GetModsFor(ModType.DifficultyIncrease);
-            var assistMods = instance.GetModsFor(ModType.Automation);
 
             var noFailMod = easierMods.FirstOrDefault(m => m is OsuModNoFail);
             var hiddenMod = harderMods.FirstOrDefault(m => m is OsuModHidden);
 
             var doubleTimeMod = harderMods.OfType<MultiMod>().FirstOrDefault(m => m.Mods.Any(a => a is OsuModDoubleTime));
 
-            var autoPilotMod = assistMods.FirstOrDefault(m => m is OsuModAutopilot);
+            var spunOutMod = easierMods.FirstOrDefault(m => m is OsuModSpunOut);
 
             var easy = easierMods.FirstOrDefault(m => m is OsuModEasy);
             var hardRock = harderMods.FirstOrDefault(m => m is OsuModHardRock);
@@ -101,7 +100,7 @@ namespace osu.Game.Tests.Visual.UserInterface
             testMultiplierTextColour(noFailMod, modSelect.LowMultiplierColour);
             testMultiplierTextColour(hiddenMod, modSelect.HighMultiplierColour);
 
-            testUnimplementedMod(autoPilotMod);
+            testUnimplementedMod(spunOutMod);
         }
 
         [Test]

osu.Game.Tests/Visual/UserInterface/TestSceneNowPlayingOverlay.cs

@@ -2,6 +2,7 @@
 // See the LICENCE file in the repository root for full licence text.
 
 using NUnit.Framework;
+using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Timing;
 using osu.Game.Overlays;
@@ -9,22 +10,27 @@ using osu.Game.Overlays;
 namespace osu.Game.Tests.Visual.UserInterface
 {
     [TestFixture]
-    public class TestSceneMusicController : OsuTestScene
+    public class TestSceneNowPlayingOverlay : OsuTestScene
     {
-        public TestSceneMusicController()
+        [Cached]
+        private MusicController musicController = new MusicController();
+
+        public TestSceneNowPlayingOverlay()
         {
             Clock = new FramedClock();
 
-            var mc = new MusicController
+            var np = new NowPlayingOverlay
             {
                 Origin = Anchor.Centre,
                 Anchor = Anchor.Centre
             };
-            Add(mc);
 
-            AddStep(@"show", () => mc.Show());
+            Add(musicController);
+            Add(np);
+
+            AddStep(@"show", () => np.Show());
             AddToggleStep(@"toggle beatmap lock", state => Beatmap.Disabled = state);
-            AddStep(@"show", () => mc.Hide());
+            AddStep(@"show", () => np.Hide());
         }
     }
 }

osu.Game.Tests/Visual/UserInterface/TestSceneOnScreenDisplay.cs

@@ -7,6 +7,7 @@ using osu.Framework.Configuration;
 using osu.Framework.Configuration.Tracking;
 using osu.Framework.Graphics;
 using osu.Game.Overlays;
+using osu.Game.Overlays.OSD;
 
 namespace osu.Game.Tests.Visual.UserInterface
 {
@@ -22,6 +23,12 @@ namespace osu.Game.Tests.Visual.UserInterface
             osd.BeginTracking(this, config);
             Add(osd);
 
+            AddStep("Display empty osd toast", () => osd.Display(new EmptyToast()));
+            AddAssert("Toast width is 240", () => osd.Child.Width == 240);
+
+            AddStep("Display toast with lengthy text", () => osd.Display(new LengthyToast()));
+            AddAssert("Toast width is greater than 240", () => osd.Child.Width > 240);
+
             AddRepeatStep("Change toggle (no bind)", () => config.ToggleSetting(TestConfigSetting.ToggleSettingNoKeybind), 2);
             AddRepeatStep("Change toggle (with bind)", () => config.ToggleSetting(TestConfigSetting.ToggleSettingWithKeybind), 2);
             AddRepeatStep("Change enum (no bind)", () => config.IncrementEnumSetting(TestConfigSetting.EnumSettingNoKeybind), 3);
@@ -86,6 +93,22 @@ namespace osu.Game.Tests.Visual.UserInterface
             Setting4
         }
 
+        private class EmptyToast : Toast
+        {
+            public EmptyToast()
+                : base("", "", "")
+            {
+            }
+        }
+
+        private class LengthyToast : Toast
+        {
+            public LengthyToast()
+                : base("Toast with a very very very long text", "A very very very very very very long text also", "A very very very very very long shortcut")
+            {
+            }
+        }
+
         private class TestOnScreenDisplay : OnScreenDisplay
         {
             protected override void DisplayTemporarily(Drawable toDisplay) => toDisplay.FadeIn().ResizeHeightTo(110);

osu.Game.Tests/osu.Game.Tests.csproj

@@ -5,7 +5,7 @@
     <PackageReference Include="DeepEqual" Version="2.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.2.0" />
     <PackageReference Include="NUnit" Version="3.12.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="3.13.0" />
+    <PackageReference Include="NUnit3TestAdapter" Version="3.15.1" />
     <PackageReference Update="Microsoft.EntityFrameworkCore.Sqlite" Version="2.1.4" />
   </ItemGroup>
   <PropertyGroup Label="Project">