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Merge pull request #8993 from peppy/improve-encoder-test-legibility

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Refactor beatmap encoder test to be a bit easier to understand
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Dan Balasescu 2020-05-11 17:56:03 +09:00 committed by GitHub
commit a976d84bf5
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1 changed files with 17 additions and 20 deletions
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37
osu.Game.Tests/Beatmaps/Formats/LegacyBeatmapEncoderTest.cs
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@ -6,6 +6,7 @@ using System.Collections;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using NUnit.Framework;
using osu.Framework.Audio.Track;
using osu.Framework.Graphics.Textures;
@ -28,14 +29,15 @@ namespace osu.Game.Tests.Beatmaps.Formats
private static IEnumerable<string> allBeatmaps => TestResources.GetStore().GetAvailableResources().Where(res => res.EndsWith(".osu"));
[TestCaseSource(nameof(allBeatmaps))]
public void TestBeatmap(string name)
public void TestEncodeDecodeStability(string name)
{
var decoded = decode(name, out var encoded);
var decoded = decodeFromLegacy(TestResources.GetStore().GetStream(name));
var decodedAfterEncode = decodeFromLegacy(encodeToLegacy(decoded));
sort(decoded);
sort(encoded);
sort(decodedAfterEncode);
Assert.That(encoded.Serialize(), Is.EqualTo(decoded.Serialize()));
Assert.That(decodedAfterEncode.Serialize(), Is.EqualTo(decoded.Serialize()));
}
private void sort(IBeatmap beatmap)
@ -48,27 +50,22 @@ namespace osu.Game.Tests.Beatmaps.Formats
}
}
private IBeatmap decode(string filename, out IBeatmap encoded)
private IBeatmap decodeFromLegacy(Stream stream)
{
using (var stream = TestResources.GetStore().GetStream(filename))
using (var sr = new LineBufferedReader(stream))
{
var legacyDecoded = convert(new LegacyBeatmapDecoder { ApplyOffsets = false }.Decode(sr));
using (var reader = new LineBufferedReader(stream))
return convert(new LegacyBeatmapDecoder { ApplyOffsets = false }.Decode(reader));
}
using (var ms = new MemoryStream())
using (var sw = new StreamWriter(ms))
using (var sr2 = new LineBufferedReader(ms, true))
{
new LegacyBeatmapEncoder(legacyDecoded).Encode(sw);
private Stream encodeToLegacy(IBeatmap beatmap)
{
var stream = new MemoryStream();
sw.Flush();
ms.Position = 0;
using (var writer = new StreamWriter(stream, Encoding.UTF8, 1024, true))
new LegacyBeatmapEncoder(beatmap).Encode(writer);
encoded = convert(new LegacyBeatmapDecoder { ApplyOffsets = false }.Decode(sr2));
stream.Position = 0;
return legacyDecoded;
}
}
return stream;
}
private IBeatmap convert(IBeatmap beatmap)