diff --git a/osu.Game.Tests/Rulesets/TestSceneDrawableRulesetDependencies.cs b/osu.Game.Tests/Rulesets/TestSceneDrawableRulesetDependencies.cs new file mode 100644 index 0000000000..89e3b48aa3 --- /dev/null +++ b/osu.Game.Tests/Rulesets/TestSceneDrawableRulesetDependencies.cs @@ -0,0 +1,134 @@ +// Copyright (c) ppy Pty Ltd . 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.IO; +using System.Threading.Tasks; +using NUnit.Framework; +using osu.Framework.Allocation; +using osu.Framework.Audio; +using osu.Framework.Audio.Sample; +using osu.Framework.Audio.Track; +using osu.Framework.Bindables; +using osu.Framework.Graphics; +using osu.Framework.Graphics.Containers; +using osu.Framework.Graphics.OpenGL.Textures; +using osu.Framework.Graphics.Shapes; +using osu.Framework.Graphics.Textures; +using osu.Game.Rulesets.Osu; +using osu.Game.Rulesets.UI; +using osu.Game.Tests.Visual; + +namespace osu.Game.Tests.Rulesets +{ + public class TestSceneDrawableRulesetDependencies : OsuTestScene + { + [Test] + public void TestDisposalDoesNotDisposeParentStores() + { + DrawableWithDependencies drawable = null; + TestTextureStore textureStore = null; + TestSampleStore sampleStore = null; + + AddStep("add dependencies", () => + { + Child = drawable = new DrawableWithDependencies(); + textureStore = drawable.ParentTextureStore; + sampleStore = drawable.ParentSampleStore; + }); + + AddStep("clear children", Clear); + AddUntilStep("wait for disposal", () => drawable.IsDisposed); + + AddStep("GC", () => + { + drawable = null; + + GC.Collect(); + GC.WaitForPendingFinalizers(); + }); + + AddAssert("parent texture store not disposed", () => !textureStore.IsDisposed); + AddAssert("parent sample store not disposed", () => !sampleStore.IsDisposed); + } + + private class DrawableWithDependencies : CompositeDrawable + { + public TestTextureStore ParentTextureStore { get; private set; } + public TestSampleStore ParentSampleStore { get; private set; } + + public DrawableWithDependencies() + { + InternalChild = new Box { RelativeSizeAxes = Axes.Both }; + } + + protected override IReadOnlyDependencyContainer CreateChildDependencies(IReadOnlyDependencyContainer parent) + { + var dependencies = new DependencyContainer(base.CreateChildDependencies(parent)); + + dependencies.CacheAs(ParentTextureStore = new TestTextureStore()); + dependencies.CacheAs(ParentSampleStore = new TestSampleStore()); + + return new DrawableRulesetDependencies(new OsuRuleset(), dependencies); + } + + public new bool IsDisposed { get; private set; } + + protected override void Dispose(bool isDisposing) + { + base.Dispose(isDisposing); + IsDisposed = true; + } + } + + private class TestTextureStore : TextureStore + { + public override Texture Get(string name, WrapMode wrapModeS, WrapMode wrapModeT) => null; + + public bool IsDisposed { get; private set; } + + protected override void Dispose(bool disposing) + { + base.Dispose(disposing); + IsDisposed = true; + } + } + + private class TestSampleStore : ISampleStore + { + public bool IsDisposed { get; private set; } + + public void Dispose() + { + IsDisposed = true; + } + + public SampleChannel Get(string name) => null; + + public Task GetAsync(string name) => null; + + public Stream GetStream(string name) => null; + + public IEnumerable GetAvailableResources() => throw new NotImplementedException(); + + public BindableNumber Volume => throw new NotImplementedException(); + public BindableNumber Balance => throw new NotImplementedException(); + public BindableNumber Frequency => throw new NotImplementedException(); + public BindableNumber Tempo => throw new NotImplementedException(); + + public void AddAdjustment(AdjustableProperty type, BindableNumber adjustBindable) => throw new NotImplementedException(); + + public void RemoveAdjustment(AdjustableProperty type, BindableNumber adjustBindable) => throw new NotImplementedException(); + + public void RemoveAllAdjustments(AdjustableProperty type) => throw new NotImplementedException(); + + public IBindable AggregateVolume => throw new NotImplementedException(); + public IBindable AggregateBalance => throw new NotImplementedException(); + public IBindable AggregateFrequency => throw new NotImplementedException(); + public IBindable AggregateTempo => throw new NotImplementedException(); + + public int PlaybackConcurrency { get; set; } + } + } +}