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osu-lazer/osu.Game.Tests/Editing/LegacyEditorBeatmapPatcherTest.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.
using System.IO;
using System.Text;
using NUnit.Framework;
using osu.Game.Audio;
using osu.Game.Beatmaps;
using osu.Game.Beatmaps.Formats;
using osu.Game.IO;
using osu.Game.Rulesets.Objects;
using osu.Game.Rulesets.Objects.Types;
using osu.Game.Rulesets.Osu;
using osu.Game.Rulesets.Osu.Beatmaps;
using osu.Game.Rulesets.Osu.Objects;
using osu.Game.Screens.Edit;
using osuTK;
using Decoder = osu.Game.Beatmaps.Formats.Decoder;
namespace osu.Game.Tests.Editing
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{
[TestFixture]
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public class LegacyEditorBeatmapPatcherTest
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{
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private LegacyEditorBeatmapPatcher patcher;
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private EditorBeatmap current;
[SetUp]
public void Setup()
{
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patcher = new LegacyEditorBeatmapPatcher(current = new EditorBeatmap(new OsuBeatmap
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{
BeatmapInfo =
{
Ruleset = new OsuRuleset().RulesetInfo
}
}));
}
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[Test]
public void TestPatchNoObjectChanges()
{
runTest(new OsuBeatmap());
}
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[Test]
public void TestAddHitObject()
{
var patch = new OsuBeatmap
{
HitObjects =
{
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new HitCircle { StartTime = 1000, NewCombo = true }
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}
};
runTest(patch);
}
[Test]
public void TestInsertHitObject()
{
current.AddRange(new[]
{
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new HitCircle { StartTime = 1000, NewCombo = true },
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new HitCircle { StartTime = 3000 },
});
var patch = new OsuBeatmap
{
HitObjects =
{
(OsuHitObject)current.HitObjects[0],
new HitCircle { StartTime = 2000 },
(OsuHitObject)current.HitObjects[1],
}
};
runTest(patch);
}
[Test]
public void TestDeleteHitObject()
{
current.AddRange(new[]
{
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new HitCircle { StartTime = 1000, NewCombo = true },
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new HitCircle { StartTime = 2000 },
new HitCircle { StartTime = 3000 },
});
var patch = new OsuBeatmap
{
HitObjects =
{
(OsuHitObject)current.HitObjects[0],
(OsuHitObject)current.HitObjects[2],
}
};
runTest(patch);
}
[Test]
public void TestChangeStartTime()
{
current.AddRange(new[]
{
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new HitCircle { StartTime = 1000, NewCombo = true },
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new HitCircle { StartTime = 2000 },
new HitCircle { StartTime = 3000 },
});
var patch = new OsuBeatmap
{
HitObjects =
{
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new HitCircle { StartTime = 500, NewCombo = true },
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(OsuHitObject)current.HitObjects[1],
(OsuHitObject)current.HitObjects[2],
}
};
runTest(patch);
}
[Test]
public void TestChangeSample()
{
current.AddRange(new[]
{
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new HitCircle { StartTime = 1000, NewCombo = true },
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new HitCircle { StartTime = 2000 },
new HitCircle { StartTime = 3000 },
});
var patch = new OsuBeatmap
{
HitObjects =
{
(OsuHitObject)current.HitObjects[0],
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new HitCircle { StartTime = 2000, Samples = { new HitSampleInfo(HitSampleInfo.HIT_FINISH) } },
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(OsuHitObject)current.HitObjects[2],
}
};
runTest(patch);
}
[Test]
public void TestChangeSliderPath()
{
current.AddRange(new OsuHitObject[]
{
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new HitCircle { StartTime = 1000, NewCombo = true },
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new Slider
{
StartTime = 2000,
Path = new SliderPath(new[]
{
new PathControlPoint(Vector2.Zero),
new PathControlPoint(Vector2.One),
new PathControlPoint(new Vector2(2), PathType.Bezier),
new PathControlPoint(new Vector2(3)),
}, 50)
},
new HitCircle { StartTime = 3000 },
});
var patch = new OsuBeatmap
{
HitObjects =
{
(OsuHitObject)current.HitObjects[0],
new Slider
{
StartTime = 2000,
Path = new SliderPath(new[]
{
new PathControlPoint(Vector2.Zero, PathType.Bezier),
new PathControlPoint(new Vector2(4)),
new PathControlPoint(new Vector2(5)),
}, 100)
},
(OsuHitObject)current.HitObjects[2],
}
};
runTest(patch);
}
[Test]
public void TestAddMultipleHitObjects()
{
current.AddRange(new[]
{
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new HitCircle { StartTime = 1000, NewCombo = true },
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new HitCircle { StartTime = 2000 },
new HitCircle { StartTime = 3000 },
});
var patch = new OsuBeatmap
{
HitObjects =
{
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new HitCircle { StartTime = 500, NewCombo = true },
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(OsuHitObject)current.HitObjects[0],
new HitCircle { StartTime = 1500 },
(OsuHitObject)current.HitObjects[1],
new HitCircle { StartTime = 2250 },
new HitCircle { StartTime = 2500 },
(OsuHitObject)current.HitObjects[2],
new HitCircle { StartTime = 3500 },
}
};
runTest(patch);
}
[Test]
public void TestDeleteMultipleHitObjects()
{
current.AddRange(new[]
{
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new HitCircle { StartTime = 500, NewCombo = true },
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new HitCircle { StartTime = 1000 },
new HitCircle { StartTime = 1500 },
new HitCircle { StartTime = 2000 },
new HitCircle { StartTime = 2250 },
new HitCircle { StartTime = 2500 },
new HitCircle { StartTime = 3000 },
new HitCircle { StartTime = 3500 },
});
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var patchedFirst = (HitCircle)current.HitObjects[1];
patchedFirst.NewCombo = true;
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var patch = new OsuBeatmap
{
HitObjects =
{
(OsuHitObject)current.HitObjects[1],
(OsuHitObject)current.HitObjects[3],
(OsuHitObject)current.HitObjects[6],
}
};
runTest(patch);
}
[Test]
public void TestChangeSamplesOfMultipleHitObjects()
{
current.AddRange(new[]
{
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new HitCircle { StartTime = 500, NewCombo = true },
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new HitCircle { StartTime = 1000 },
new HitCircle { StartTime = 1500 },
new HitCircle { StartTime = 2000 },
new HitCircle { StartTime = 2250 },
new HitCircle { StartTime = 2500 },
new HitCircle { StartTime = 3000 },
new HitCircle { StartTime = 3500 },
});
var patch = new OsuBeatmap
{
HitObjects =
{
(OsuHitObject)current.HitObjects[0],
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new HitCircle { StartTime = 1000, Samples = { new HitSampleInfo(HitSampleInfo.HIT_FINISH) } },
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(OsuHitObject)current.HitObjects[2],
(OsuHitObject)current.HitObjects[3],
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new HitCircle { StartTime = 2250, Samples = { new HitSampleInfo(HitSampleInfo.HIT_WHISTLE) } },
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(OsuHitObject)current.HitObjects[5],
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new HitCircle { StartTime = 3000, Samples = { new HitSampleInfo(HitSampleInfo.HIT_CLAP) } },
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(OsuHitObject)current.HitObjects[7],
}
};
runTest(patch);
}
[Test]
public void TestAddAndDeleteHitObjects()
{
current.AddRange(new[]
{
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new HitCircle { StartTime = 500, NewCombo = true },
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new HitCircle { StartTime = 1000 },
new HitCircle { StartTime = 1500 },
new HitCircle { StartTime = 2000 },
new HitCircle { StartTime = 2250 },
new HitCircle { StartTime = 2500 },
new HitCircle { StartTime = 3000 },
new HitCircle { StartTime = 3500 },
});
var patch = new OsuBeatmap
{
HitObjects =
{
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new HitCircle { StartTime = 750, NewCombo = true },
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(OsuHitObject)current.HitObjects[1],
(OsuHitObject)current.HitObjects[4],
(OsuHitObject)current.HitObjects[5],
new HitCircle { StartTime = 2650 },
new HitCircle { StartTime = 2750 },
new HitCircle { StartTime = 4000 },
}
};
runTest(patch);
}
[Test]
public void TestChangeHitObjectAtSameTime()
{
current.AddRange(new[]
{
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new HitCircle { StartTime = 500, Position = new Vector2(50), NewCombo = true },
new HitCircle { StartTime = 500, Position = new Vector2(100), NewCombo = true },
new HitCircle { StartTime = 500, Position = new Vector2(150), NewCombo = true },
new HitCircle { StartTime = 500, Position = new Vector2(200), NewCombo = true },
});
var patch = new OsuBeatmap
{
HitObjects =
{
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new HitCircle { StartTime = 500, Position = new Vector2(150), NewCombo = true },
new HitCircle { StartTime = 500, Position = new Vector2(100), NewCombo = true },
new HitCircle { StartTime = 500, Position = new Vector2(50), NewCombo = true },
new HitCircle { StartTime = 500, Position = new Vector2(200), NewCombo = true },
}
};
runTest(patch);
}
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private void runTest(IBeatmap patch)
{
// Due to the method of testing, "patch" comes in without having been decoded via a beatmap decoder.
// This causes issues because the decoder adds various default properties (e.g. new combo on first object, default samples).
// To resolve "patch" into a sane state it is encoded and then re-decoded.
patch = decode(encode(patch));
// Apply the patch.
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patcher.Patch(encode(current), encode(patch));
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// Convert beatmaps to strings for assertion purposes.
string currentStr = Encoding.ASCII.GetString(encode(current));
string patchStr = Encoding.ASCII.GetString(encode(patch));
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Assert.That(currentStr, Is.EqualTo(patchStr));
}
private byte[] encode(IBeatmap beatmap)
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{
using (var encoded = new MemoryStream())
{
using (var sw = new StreamWriter(encoded))
new LegacyBeatmapEncoder(beatmap, null).Encode(sw);
return encoded.ToArray();
}
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}
private IBeatmap decode(byte[] state)
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{
using (var stream = new MemoryStream(state))
using (var reader = new LineBufferedReader(stream))
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return Decoder.GetDecoder<Beatmap>(reader).Decode(reader);
}
}
}