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Merge pull request #9843 from smoogipoo/fix-playlist-mods

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Dean Herbert 2020-08-14 11:11:13 +09:00 committed by GitHub
commit 2c6afce524
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4 changed files with 59 additions and 1 deletions
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17
osu.Game.Tests/Visual/Multiplayer/TestSceneMatchSongSelect.cs
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@ -16,7 +16,9 @@ using osu.Framework.Utils;
using osu.Game.Beatmaps;
using osu.Game.Online.Multiplayer;
using osu.Game.Rulesets;
using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Osu;
using osu.Game.Rulesets.Osu.Mods;
using osu.Game.Screens.Multi.Components;
using osu.Game.Screens.Select;
@ -145,6 +147,21 @@ namespace osu.Game.Tests.Visual.Multiplayer
AddAssert("new item has id 2", () => Room.Playlist.Last().ID == 2);
}
/// <summary>
/// Tests that the same <see cref="Mod"/> instances are not shared between two playlist items.
/// </summary>
[Test]
public void TestNewItemHasNewModInstances()
{
AddStep("set dt mod", () => SelectedMods.Value = new[] { new OsuModDoubleTime() });
AddStep("create item", () => songSelect.BeatmapDetails.CreateNewItem());
AddStep("change mod rate", () => ((OsuModDoubleTime)SelectedMods.Value[0]).SpeedChange.Value = 2);
AddStep("create item", () => songSelect.BeatmapDetails.CreateNewItem());
AddAssert("item 1 has rate 1.5", () => Precision.AlmostEquals(1.5, ((OsuModDoubleTime)Room.Playlist.First().RequiredMods[0]).SpeedChange.Value));
AddAssert("item 2 has rate 2", () => Precision.AlmostEquals(2, ((OsuModDoubleTime)Room.Playlist.Last().RequiredMods[0]).SpeedChange.Value));
}
private class TestMatchSongSelect : MatchSongSelect
{
public new MatchBeatmapDetailArea BeatmapDetails => (MatchBeatmapDetailArea)base.BeatmapDetails;

20
osu.Game.Tests/Visual/UserInterface/TestSceneModSettings.cs
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@ -8,6 +8,7 @@ using NUnit.Framework;
using osu.Framework.Bindables;
using osu.Framework.Graphics;
using osu.Framework.Graphics.Containers;
using osu.Framework.Utils;
using osu.Game.Beatmaps;
using osu.Game.Configuration;
using osu.Game.Graphics.UserInterface;
@ -15,6 +16,7 @@ using osu.Game.Overlays.Mods;
using osu.Game.Rulesets;
using osu.Game.Rulesets.Difficulty;
using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Osu.Mods;
using osu.Game.Rulesets.UI;
namespace osu.Game.Tests.Visual.UserInterface
@ -75,6 +77,24 @@ namespace osu.Game.Tests.Visual.UserInterface
AddAssert("Customisation closed", () => modSelect.ModSettingsContainer.Alpha == 0);
}
[Test]
public void TestModSettingsUnboundWhenCopied()
{
OsuModDoubleTime original = null;
OsuModDoubleTime copy = null;
AddStep("create mods", () =>
{
original = new OsuModDoubleTime();
copy = (OsuModDoubleTime)original.CreateCopy();
});
AddStep("change property", () => original.SpeedChange.Value = 2);
AddAssert("original has new value", () => Precision.AlmostEquals(2.0, original.SpeedChange.Value));
AddAssert("copy has original value", () => Precision.AlmostEquals(1.5, copy.SpeedChange.Value));
}
private void createModSelect()
{
AddStep("create mod select", () =>

21
osu.Game/Rulesets/Mods/Mod.cs
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@ -3,6 +3,7 @@
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Reflection;
using Newtonsoft.Json;
@ -126,7 +127,25 @@ namespace osu.Game.Rulesets.Mods
/// <summary>
/// Creates a copy of this <see cref="Mod"/> initialised to a default state.
/// </summary>
public virtual Mod CreateCopy() => (Mod)MemberwiseClone();
public virtual Mod CreateCopy()
{
var copy = (Mod)Activator.CreateInstance(GetType());
// Copy bindable values across
foreach (var (_, prop) in this.GetSettingsSourceProperties())
{
var origBindable = prop.GetValue(this);
var copyBindable = prop.GetValue(copy);
// The bindables themselves are readonly, so the value must be transferred through the Bindable<T>.Value property.
var valueProperty = origBindable.GetType().GetProperty(nameof(Bindable<object>.Value), BindingFlags.Public | BindingFlags.Instance);
Debug.Assert(valueProperty != null);
valueProperty.SetValue(copyBindable, valueProperty.GetValue(origBindable));
}
return copy;
}
public bool Equals(IMod other) => GetType() == other?.GetType();
}

2
osu.Game/Screens/Select/MatchSongSelect.cs
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@ -77,6 +77,8 @@ namespace osu.Game.Screens.Select
item.RequiredMods.Clear();
item.RequiredMods.AddRange(Mods.Value);
Mods.Value = Mods.Value.Select(m => m.CreateCopy()).ToArray();
}
}
}