osu/osu.Game.Rulesets.Mania.Tests/ManiaBeatmapSampleConversio...

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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 System.Collections.Generic;
using System.Linq;
using NUnit.Framework;
using osu.Framework.Utils;
using osu.Game.Audio;
using osu.Game.Rulesets.Mania.Objects;
using osu.Game.Rulesets.Objects;
using osu.Game.Tests.Beatmaps;
namespace osu.Game.Rulesets.Mania.Tests
{
[TestFixture]
public class ManiaBeatmapSampleConversionTest : BeatmapConversionTest<ConvertMapping<SampleConvertValue>, SampleConvertValue>
{
protected override string ResourceAssembly => "osu.Game.Rulesets.Mania";
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[TestCase("convert-samples")]
[TestCase("mania-samples")]
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[TestCase("slider-convert-samples")]
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public void Test(string name) => base.Test(name);
protected override IEnumerable<SampleConvertValue> CreateConvertValue(HitObject hitObject)
{
yield return new SampleConvertValue
{
StartTime = hitObject.StartTime,
EndTime = hitObject.GetEndTime(),
Column = ((ManiaHitObject)hitObject).Column,
Samples = getSampleNames(hitObject.Samples),
NodeSamples = getNodeSampleNames((hitObject as HoldNote)?.NodeSamples)
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};
}
private IList<string> getSampleNames(IList<HitSampleInfo> hitSampleInfo)
=> hitSampleInfo.Select(sample => sample.LookupNames.First()).ToList();
private IList<IList<string>> getNodeSampleNames(List<IList<HitSampleInfo>> hitSampleInfo)
=> hitSampleInfo?.Select(getSampleNames)
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.ToList();
protected override Ruleset CreateRuleset() => new ManiaRuleset();
}
public struct SampleConvertValue : IEquatable<SampleConvertValue>
{
/// <summary>
/// A sane value to account for osu!stable using ints everywhere.
/// </summary>
private const float conversion_lenience = 2;
public double StartTime;
public double EndTime;
public int Column;
public IList<string> Samples;
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public IList<IList<string>> NodeSamples;
public bool Equals(SampleConvertValue other)
=> Precision.AlmostEquals(StartTime, other.StartTime, conversion_lenience)
&& Precision.AlmostEquals(EndTime, other.EndTime, conversion_lenience)
&& samplesEqual(Samples, other.Samples)
&& nodeSamplesEqual(NodeSamples, other.NodeSamples);
private static bool samplesEqual(ICollection<string> firstSampleList, ICollection<string> secondSampleList)
=> firstSampleList.SequenceEqual(secondSampleList);
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private static bool nodeSamplesEqual(ICollection<IList<string>> firstSampleList, ICollection<IList<string>> secondSampleList)
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{
if (firstSampleList == null && secondSampleList == null)
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return true;
// both items can't be null now, so if any single one is, then they're not equal
if (firstSampleList == null || secondSampleList == null)
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return false;
return firstSampleList.Count == secondSampleList.Count
// cannot use .Zip() without the selector function as it doesn't compile in android test project
&& firstSampleList.Zip(secondSampleList, (first, second) => (first, second))
.All(samples => samples.first.SequenceEqual(samples.second));
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}
}
}