// 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 NUnit.Framework; using osu.Framework.Allocation; using osu.Framework.Bindables; using osu.Framework.Graphics; using osu.Framework.Graphics.Containers; using osu.Game.Online.Rooms; using osu.Game.Screens.OnlinePlay; namespace osu.Game.Tests.Visual.OnlinePlay { /// /// A base test scene for all online play components and screens. /// public abstract class OnlinePlayTestScene : ScreenTestScene, IOnlinePlayTestSceneDependencies { public Bindable SelectedRoom => OnlinePlayDependencies?.SelectedRoom; public IRoomManager RoomManager => OnlinePlayDependencies?.RoomManager; public OngoingOperationTracker OngoingOperationTracker => OnlinePlayDependencies?.OngoingOperationTracker; public OnlinePlayBeatmapAvailabilityTracker AvailabilityTracker => OnlinePlayDependencies?.AvailabilityTracker; /// /// All dependencies required for online play components and screens. /// protected OnlinePlayTestSceneDependencies OnlinePlayDependencies => dependencies?.OnlinePlayDependencies; private DelegatedDependencyContainer dependencies; protected override Container Content => content; private readonly Container content; private readonly Container drawableDependenciesContainer; protected OnlinePlayTestScene() { base.Content.AddRange(new Drawable[] { drawableDependenciesContainer = new Container { RelativeSizeAxes = Axes.Both }, content = new Container { RelativeSizeAxes = Axes.Both }, }); } protected override IReadOnlyDependencyContainer CreateChildDependencies(IReadOnlyDependencyContainer parent) { dependencies = new DelegatedDependencyContainer(base.CreateChildDependencies(parent)); return dependencies; } [SetUp] public void Setup() => Schedule(() => { // Reset the room dependencies to a fresh state. drawableDependenciesContainer.Clear(); dependencies.OnlinePlayDependencies = CreateOnlinePlayDependencies(); drawableDependenciesContainer.AddRange(OnlinePlayDependencies.DrawableComponents); }); /// /// Creates the room dependencies. Called every . /// /// /// Any custom dependencies required for online play sub-classes should be added here. /// protected virtual OnlinePlayTestSceneDependencies CreateOnlinePlayDependencies() => new OnlinePlayTestSceneDependencies(); /// /// A providing a mutable lookup source for online play dependencies. /// private class DelegatedDependencyContainer : IReadOnlyDependencyContainer { /// /// The online play dependencies. /// public OnlinePlayTestSceneDependencies OnlinePlayDependencies { get; set; } private readonly IReadOnlyDependencyContainer parent; private readonly DependencyContainer injectableDependencies; /// /// Creates a new . /// /// The fallback to use when cannot satisfy a dependency. public DelegatedDependencyContainer(IReadOnlyDependencyContainer parent) { this.parent = parent; injectableDependencies = new DependencyContainer(this); } public object Get(Type type) => OnlinePlayDependencies?.Get(type) ?? parent.Get(type); public object Get(Type type, CacheInfo info) => OnlinePlayDependencies?.Get(type, info) ?? parent.Get(type, info); public void Inject(T instance) where T : class => injectableDependencies.Inject(instance); } } }