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osu-lazer/osu.Game.Tests/NonVisual/DifficultyAdjustmentModCombinationsTest.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.
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using System;
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using System.Collections.Generic;
using System.Linq;
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using NUnit.Framework;
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using osu.Framework.Localisation;
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using osu.Game.Beatmaps;
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using osu.Game.Rulesets.Difficulty;
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using osu.Game.Rulesets.Difficulty.Preprocessing;
using osu.Game.Rulesets.Difficulty.Skills;
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using osu.Game.Rulesets.Mods;
using osu.Game.Utils;
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namespace osu.Game.Tests.NonVisual
{
[TestFixture]
public class DifficultyAdjustmentModCombinationsTest
{
[Test]
public void TestNoMods()
{
var combinations = new TestLegacyDifficultyCalculator().CreateDifficultyAdjustmentModCombinations();
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assertCombinations(new[]
{
new[] { typeof(ModNoMod) }
}, combinations);
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}
[Test]
public void TestSingleMod()
{
var combinations = new TestLegacyDifficultyCalculator(new ModA()).CreateDifficultyAdjustmentModCombinations();
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assertCombinations(new[]
{
new[] { typeof(ModNoMod) },
new[] { typeof(ModA) }
}, combinations);
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}
[Test]
public void TestDoubleMod()
{
var combinations = new TestLegacyDifficultyCalculator(new ModA(), new ModB()).CreateDifficultyAdjustmentModCombinations();
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assertCombinations(new[]
{
new[] { typeof(ModNoMod) },
new[] { typeof(ModA) },
new[] { typeof(ModA), typeof(ModB) },
new[] { typeof(ModB) }
}, combinations);
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}
[Test]
public void TestIncompatibleMods()
{
var combinations = new TestLegacyDifficultyCalculator(new ModA(), new ModIncompatibleWithA()).CreateDifficultyAdjustmentModCombinations();
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assertCombinations(new[]
{
new[] { typeof(ModNoMod) },
new[] { typeof(ModA) },
new[] { typeof(ModIncompatibleWithA) }
}, combinations);
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}
[Test]
public void TestDoubleIncompatibleMods()
{
var combinations = new TestLegacyDifficultyCalculator(new ModA(), new ModB(), new ModIncompatibleWithA(), new ModIncompatibleWithAAndB()).CreateDifficultyAdjustmentModCombinations();
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assertCombinations(new[]
{
new[] { typeof(ModNoMod) },
new[] { typeof(ModA) },
new[] { typeof(ModA), typeof(ModB) },
new[] { typeof(ModB) },
new[] { typeof(ModB), typeof(ModIncompatibleWithA) },
new[] { typeof(ModIncompatibleWithA) },
new[] { typeof(ModIncompatibleWithA), typeof(ModIncompatibleWithAAndB) },
new[] { typeof(ModIncompatibleWithAAndB) },
}, combinations);
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}
[Test]
public void TestIncompatibleThroughBaseType()
{
var combinations = new TestLegacyDifficultyCalculator(new ModAofA(), new ModIncompatibleWithAofA()).CreateDifficultyAdjustmentModCombinations();
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assertCombinations(new[]
{
new[] { typeof(ModNoMod) },
new[] { typeof(ModAofA) },
new[] { typeof(ModIncompatibleWithAofA) }
}, combinations);
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}
[Test]
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public void TestMultiModFlattening()
{
var combinations = new TestLegacyDifficultyCalculator(new ModA(), new MultiMod(new ModB(), new ModC())).CreateDifficultyAdjustmentModCombinations();
assertCombinations(new[]
{
new[] { typeof(ModNoMod) },
new[] { typeof(ModA) },
new[] { typeof(ModA), typeof(ModB), typeof(ModC) },
new[] { typeof(ModB), typeof(ModC) }
}, combinations);
}
[Test]
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public void TestIncompatibleThroughMultiMod()
{
var combinations = new TestLegacyDifficultyCalculator(new ModA(), new MultiMod(new ModB(), new ModIncompatibleWithA())).CreateDifficultyAdjustmentModCombinations();
assertCombinations(new[]
{
new[] { typeof(ModNoMod) },
new[] { typeof(ModA) },
new[] { typeof(ModB), typeof(ModIncompatibleWithA) }
}, combinations);
}
[Test]
public void TestIncompatibleWithSameInstanceViaMultiMod()
{
var combinations = new TestLegacyDifficultyCalculator(new ModA(), new MultiMod(new ModA(), new ModB())).CreateDifficultyAdjustmentModCombinations();
assertCombinations(new[]
{
new[] { typeof(ModNoMod) },
new[] { typeof(ModA) },
new[] { typeof(ModA), typeof(ModB) }
}, combinations);
}
private void assertCombinations(Type[][] expectedCombinations, Mod[] actualCombinations)
{
Assert.AreEqual(expectedCombinations.Length, actualCombinations.Length);
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Assert.Multiple(() =>
{
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for (int i = 0; i < expectedCombinations.Length; ++i)
{
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Type[] expectedTypes = expectedCombinations[i];
Type[] actualTypes = ModUtils.FlattenMod(actualCombinations[i]).Select(m => m.GetType()).ToArray();
Assert.That(expectedTypes, Is.EquivalentTo(actualTypes));
}
});
}
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private class ModA : Mod
{
public override string Name => nameof(ModA);
public override string Acronym => nameof(ModA);
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public override LocalisableString Description => string.Empty;
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public override double ScoreMultiplier => 1;
public override Type[] IncompatibleMods => new[] { typeof(ModIncompatibleWithA), typeof(ModIncompatibleWithAAndB) };
}
private class ModB : Mod
{
public override string Name => nameof(ModB);
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public override LocalisableString Description => string.Empty;
public override string Acronym => nameof(ModB);
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public override double ScoreMultiplier => 1;
public override Type[] IncompatibleMods => new[] { typeof(ModIncompatibleWithAAndB) };
}
private class ModC : Mod
{
public override string Name => nameof(ModC);
public override string Acronym => nameof(ModC);
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public override LocalisableString Description => string.Empty;
public override double ScoreMultiplier => 1;
}
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private class ModIncompatibleWithA : Mod
{
public override string Name => $"Incompatible With {nameof(ModA)}";
public override string Acronym => $"Incompatible With {nameof(ModA)}";
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public override LocalisableString Description => string.Empty;
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public override double ScoreMultiplier => 1;
public override Type[] IncompatibleMods => new[] { typeof(ModA) };
}
private class ModAofA : ModA
{
}
private class ModIncompatibleWithAofA : ModIncompatibleWithA
{
// Incompatible through base type
}
private class ModIncompatibleWithAAndB : Mod
{
public override string Name => $"Incompatible With {nameof(ModA)} and {nameof(ModB)}";
public override string Acronym => $"Incompatible With {nameof(ModA)} and {nameof(ModB)}";
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public override LocalisableString Description => string.Empty;
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public override double ScoreMultiplier => 1;
public override Type[] IncompatibleMods => new[] { typeof(ModA), typeof(ModB) };
}
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private class TestLegacyDifficultyCalculator : DifficultyCalculator
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{
public TestLegacyDifficultyCalculator(params Mod[] mods)
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: base(null, null)
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{
DifficultyAdjustmentMods = mods;
}
protected override Mod[] DifficultyAdjustmentMods { get; }
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protected override DifficultyAttributes CreateDifficultyAttributes(IBeatmap beatmap, Mod[] mods, Skill[] skills, double clockRate)
{
throw new NotImplementedException();
}
protected override IEnumerable<DifficultyHitObject> CreateDifficultyHitObjects(IBeatmap beatmap, double clockRate)
{
throw new NotImplementedException();
}
protected override Skill[] CreateSkills(IBeatmap beatmap, Mod[] mods, double clockRate)
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{
throw new NotImplementedException();
}
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}
}
}