osu/osu.Game.Tests/Rulesets/Mods/ModTimeRampTest.cs
2022-07-19 20:39:41 +08:00

119 lines
3.6 KiB
C#

// 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 NUnit.Framework;
using osu.Framework.Audio.Track;
using osu.Framework.Timing;
using osu.Game.Beatmaps;
using osu.Game.Rulesets.Mods;
using osu.Game.Rulesets.Osu.Objects;
using osu.Game.Rulesets.Osu.UI;
namespace osu.Game.Tests.Rulesets.Mods
{
[TestFixture]
public class ModTimeRampTest
{
private const double start_time = 1000;
private const double duration = 9000;
private TrackVirtual track = null!;
private OsuPlayfield playfield = null!;
[SetUp]
public void SetUp()
{
track = new TrackVirtual(20_000);
// define a fake playfield to re-calculate the current rate by ModTimeRamp.Update(Playfield).
playfield = new OsuPlayfield { Clock = new FramedClock(track) };
}
[TestCase(0, 1)]
[TestCase(start_time, 1)]
[TestCase(start_time + duration * ModTimeRamp.FINAL_RATE_PROGRESS / 2, 1.25)]
[TestCase(start_time + duration * ModTimeRamp.FINAL_RATE_PROGRESS, 1.5)]
[TestCase(start_time + duration, 1.5)]
[TestCase(15000, 1.5)]
public void TestModWindUp(double time, double expectedRate)
{
var beatmap = createSingleSpinnerBeatmap();
var mod = new ModWindUp();
mod.ApplyToBeatmap(beatmap);
mod.ApplyToTrack(track);
seekTrackAndUpdateMod(mod, time);
Assert.That(mod.SpeedChange.Value, Is.EqualTo(expectedRate));
}
[TestCase(0, 1)]
[TestCase(start_time, 1)]
[TestCase(start_time + duration * ModTimeRamp.FINAL_RATE_PROGRESS / 2, 0.75)]
[TestCase(start_time + duration * ModTimeRamp.FINAL_RATE_PROGRESS, 0.5)]
[TestCase(start_time + duration, 0.5)]
[TestCase(15000, 0.5)]
public void TestModWindDown(double time, double expectedRate)
{
var beatmap = createSingleSpinnerBeatmap();
var mod = new ModWindDown
{
FinalRate = { Value = 0.5 }
};
mod.ApplyToBeatmap(beatmap);
mod.ApplyToTrack(track);
seekTrackAndUpdateMod(mod, time);
Assert.That(mod.SpeedChange.Value, Is.EqualTo(expectedRate));
}
[TestCase(0, 1)]
[TestCase(start_time, 1)]
[TestCase(2 * start_time, 1.5)]
public void TestZeroDurationMap(double time, double expectedRate)
{
var beatmap = createSingleObjectBeatmap();
var mod = new ModWindUp();
mod.ApplyToBeatmap(beatmap);
mod.ApplyToTrack(track);
seekTrackAndUpdateMod(mod, time);
Assert.That(mod.SpeedChange.Value, Is.EqualTo(expectedRate));
}
private void seekTrackAndUpdateMod(ModTimeRamp mod, double time)
{
track.Seek(time);
playfield.Clock.ProcessFrame();
mod.Update(playfield);
}
private static Beatmap createSingleSpinnerBeatmap()
{
return new Beatmap
{
HitObjects =
{
new Spinner
{
StartTime = start_time,
Duration = duration
}
}
};
}
private static Beatmap createSingleObjectBeatmap()
{
return new Beatmap
{
HitObjects =
{
new HitCircle { StartTime = start_time }
}
};
}
}
}