mirror of https://github.com/ppy/osu
66 lines
2.6 KiB
C#
66 lines
2.6 KiB
C#
// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
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// 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;
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using System.Linq;
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using NUnit.Framework;
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using osu.Game.Rulesets;
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using osu.Game.Rulesets.Catch;
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using osu.Game.Rulesets.Mania;
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using osu.Game.Rulesets.Mods;
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using osu.Game.Rulesets.Osu;
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using osu.Game.Rulesets.Taiko;
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using osu.Game.Utils;
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namespace osu.Game.Tests.Mods
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{
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[TestFixture]
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public class MultiModIncompatibilityTest
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{
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/// <summary>
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/// Ensures that all mods grouped into <see cref="MultiMod"/>s, as declared by the default rulesets, are pairwise incompatible with each other.
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/// </summary>
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[TestCase(typeof(OsuRuleset))]
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[TestCase(typeof(TaikoRuleset))]
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[TestCase(typeof(CatchRuleset))]
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[TestCase(typeof(ManiaRuleset))]
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public void TestAllMultiModsFromRulesetAreIncompatible(Type rulesetType)
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{
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var ruleset = Activator.CreateInstance(rulesetType) as Ruleset;
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Assert.That(ruleset, Is.Not.Null);
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var allMultiMods = getMultiMods(ruleset!);
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Assert.Multiple(() =>
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{
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foreach (var multiMod in allMultiMods)
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{
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int modCount = multiMod.Mods.Length;
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for (int i = 0; i < modCount; ++i)
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{
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// indexing from i + 1 ensures that only pairs of different mods are checked, and are checked only once
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// (indexing from 0 would check each pair twice, and also check each mod against itself).
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for (int j = i + 1; j < modCount; ++j)
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{
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var firstMod = multiMod.Mods[i];
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var secondMod = multiMod.Mods[j];
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Assert.That(
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ModUtils.CheckCompatibleSet(new[] { firstMod, secondMod }), Is.False,
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$"{firstMod.Name} ({firstMod.Acronym}) and {secondMod.Name} ({secondMod.Acronym}) should be incompatible.");
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}
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}
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}
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});
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}
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/// <remarks>
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/// This local helper is used rather than <see cref="Ruleset.CreateAllMods"/>, because the aforementioned method flattens multi mods.
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/// </remarks>>
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private static IEnumerable<MultiMod> getMultiMods(Ruleset ruleset)
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=> Enum.GetValues(typeof(ModType)).Cast<ModType>().SelectMany(ruleset.GetModsFor).OfType<MultiMod>();
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}
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}
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