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osu-lazer/osu.Game.Tests/Visual/Gameplay/TestScenePlayerReferenceLeaking.cs

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// 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 osu.Framework.Lists;
using osu.Game.Beatmaps;
using osu.Game.Rulesets;
using osu.Game.Screens.Play;
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namespace osu.Game.Tests.Visual.Gameplay
{
public class TestScenePlayerReferenceLeaking : AllPlayersTestScene
{
private readonly WeakList<WorkingBeatmap> workingWeakReferences = new WeakList<WorkingBeatmap>();
private readonly WeakList<Player> playerWeakReferences = new WeakList<Player>();
protected override void AddCheckSteps()
{
AddUntilStep("no leaked beatmaps", () =>
{
GC.Collect();
GC.WaitForPendingFinalizers();
int count = 0;
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foreach (var unused in workingWeakReferences)
count++;
return count == 1;
});
AddUntilStep("no leaked players", () =>
{
GC.Collect();
GC.WaitForPendingFinalizers();
int count = 0;
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foreach (var unused in playerWeakReferences)
count++;
return count == 1;
});
}
protected override WorkingBeatmap CreateWorkingBeatmap(IBeatmap beatmap)
{
var working = base.CreateWorkingBeatmap(beatmap);
workingWeakReferences.Add(working);
return working;
}
protected override Player CreatePlayer(Ruleset ruleset)
{
var player = base.CreatePlayer(ruleset);
playerWeakReferences.Add(player);
return player;
}
}
}