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jellyfin/tests/Jellyfin.Naming.Tests/Video/MultiVersionTests.cs
Shadowghost c91f640d37 Support stacked multi versions
2026-05-13 21:17:40 +02:00

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using System;
using System.Collections.Generic;
using System.Linq;
using Emby.Naming.Common;
using Emby.Naming.Video;
using Jellyfin.Data.Enums;
using MediaBrowser.Model.Entities;
using Xunit;
namespace Jellyfin.Naming.Tests.Video
{
public class MultiVersionTests
{
private readonly NamingOptions _namingOptions = new NamingOptions();
private readonly VideoListResolver _videoListResolver;
public MultiVersionTests()
{
_videoListResolver = new VideoListResolver(_namingOptions);
}
[Fact]
public void TestMultiEdition1()
{
var files = new[]
{
"/movies/X-Men Days of Future Past/X-Men Days of Future Past - 1080p.mkv",
"/movies/X-Men Days of Future Past/X-Men Days of Future Past-trailer.mp4",
"/movies/X-Men Days of Future Past/X-Men Days of Future Past - [hsbs].mkv",
"/movies/X-Men Days of Future Past/X-Men Days of Future Past [hsbs].mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result, v => v.ExtraType is null);
Assert.Single(result, v => v.ExtraType is not null);
}
[Fact]
public void TestMultiEdition2()
{
var files = new[]
{
"/movies/X-Men Days of Future Past/X-Men Days of Future Past - apple.mkv",
"/movies/X-Men Days of Future Past/X-Men Days of Future Past-trailer.mp4",
"/movies/X-Men Days of Future Past/X-Men Days of Future Past - banana.mkv",
"/movies/X-Men Days of Future Past/X-Men Days of Future Past [banana].mp4"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result, v => v.ExtraType is null);
Assert.Single(result, v => v.ExtraType is not null);
Assert.Equal(2, result[0].AlternateVersions.Count);
}
[Fact]
public void TestMultiEdition3()
{
var files = new[]
{
"/movies/The Phantom of the Opera (1925)/The Phantom of the Opera (1925) - 1925 version.mkv",
"/movies/The Phantom of the Opera (1925)/The Phantom of the Opera (1925) - 1929 version.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Single(result[0].AlternateVersions);
}
[Fact]
public void TestLetterFolders()
{
var files = new[]
{
"/movies/M/Movie 1.mkv",
"/movies/M/Movie 2.mkv",
"/movies/M/Movie 3.mkv",
"/movies/M/Movie 4.mkv",
"/movies/M/Movie 5.mkv",
"/movies/M/Movie 6.mkv",
"/movies/M/Movie 7.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Equal(7, result.Count);
Assert.Empty(result[0].AlternateVersions);
}
[Fact]
public void TestMultiVersionLimit()
{
var files = new[]
{
"/movies/Movie/Movie.mkv",
"/movies/Movie/Movie-2.mkv",
"/movies/Movie/Movie-3.mkv",
"/movies/Movie/Movie-4.mkv",
"/movies/Movie/Movie-5.mkv",
"/movies/Movie/Movie-6.mkv",
"/movies/Movie/Movie-7.mkv",
"/movies/Movie/Movie-8.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Equal(7, result[0].AlternateVersions.Count);
}
[Fact]
public void TestMultiVersionLimit2()
{
var files = new[]
{
"/movies/Mo/Movie 1.mkv",
"/movies/Mo/Movie 2.mkv",
"/movies/Mo/Movie 3.mkv",
"/movies/Mo/Movie 4.mkv",
"/movies/Mo/Movie 5.mkv",
"/movies/Mo/Movie 6.mkv",
"/movies/Mo/Movie 7.mkv",
"/movies/Mo/Movie 8.mkv",
"/movies/Mo/Movie 9.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Equal(9, result.Count);
Assert.Empty(result[0].AlternateVersions);
}
[Fact]
public void TestMultiVersion3()
{
var files = new[]
{
"/movies/Movie/Movie 1.mkv",
"/movies/Movie/Movie 2.mkv",
"/movies/Movie/Movie 3.mkv",
"/movies/Movie/Movie 4.mkv",
"/movies/Movie/Movie 5.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Equal(5, result.Count);
Assert.Empty(result[0].AlternateVersions);
}
[Fact]
public void TestMultiVersion4()
{
// Test for false positive
var files = new[]
{
"/movies/Iron Man/Iron Man.mkv",
"/movies/Iron Man/Iron Man (2008).mkv",
"/movies/Iron Man/Iron Man (2009).mkv",
"/movies/Iron Man/Iron Man (2010).mkv",
"/movies/Iron Man/Iron Man (2011).mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Equal(5, result.Count);
Assert.Empty(result[0].AlternateVersions);
}
[Fact]
public void TestMultiVersion5()
{
var files = new[]
{
"/movies/Iron Man/Iron Man.mkv",
"/movies/Iron Man/Iron Man-720p.mkv",
"/movies/Iron Man/Iron Man-test.mkv",
"/movies/Iron Man/Iron Man-bluray.mkv",
"/movies/Iron Man/Iron Man-3d.mkv",
"/movies/Iron Man/Iron Man-3d-hsbs.mkv",
"/movies/Iron Man/Iron Man[test].mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Equal("/movies/Iron Man/Iron Man.mkv", result[0].Files[0].Path);
Assert.Equal(6, result[0].AlternateVersions.Count);
Assert.Equal("/movies/Iron Man/Iron Man-720p.mkv", result[0].AlternateVersions[0].Files[0].Path);
Assert.Equal("/movies/Iron Man/Iron Man-3d.mkv", result[0].AlternateVersions[1].Files[0].Path);
Assert.Equal("/movies/Iron Man/Iron Man-3d-hsbs.mkv", result[0].AlternateVersions[2].Files[0].Path);
Assert.Equal("/movies/Iron Man/Iron Man-bluray.mkv", result[0].AlternateVersions[3].Files[0].Path);
Assert.Equal("/movies/Iron Man/Iron Man-test.mkv", result[0].AlternateVersions[4].Files[0].Path);
Assert.Equal("/movies/Iron Man/Iron Man[test].mkv", result[0].AlternateVersions[5].Files[0].Path);
}
[Fact]
public void TestMultiVersion6()
{
var files = new[]
{
"/movies/Iron Man/Iron Man.mkv",
"/movies/Iron Man/Iron Man - 720p.mkv",
"/movies/Iron Man/Iron Man - test.mkv",
"/movies/Iron Man/Iron Man - bluray.mkv",
"/movies/Iron Man/Iron Man - 3d.mkv",
"/movies/Iron Man/Iron Man - 3d-hsbs.mkv",
"/movies/Iron Man/Iron Man [test].mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Equal("/movies/Iron Man/Iron Man.mkv", result[0].Files[0].Path);
Assert.Equal(6, result[0].AlternateVersions.Count);
Assert.Equal("/movies/Iron Man/Iron Man - 720p.mkv", result[0].AlternateVersions[0].Files[0].Path);
Assert.Equal("/movies/Iron Man/Iron Man - 3d.mkv", result[0].AlternateVersions[1].Files[0].Path);
Assert.Equal("/movies/Iron Man/Iron Man - 3d-hsbs.mkv", result[0].AlternateVersions[2].Files[0].Path);
Assert.Equal("/movies/Iron Man/Iron Man - bluray.mkv", result[0].AlternateVersions[3].Files[0].Path);
Assert.Equal("/movies/Iron Man/Iron Man - test.mkv", result[0].AlternateVersions[4].Files[0].Path);
Assert.Equal("/movies/Iron Man/Iron Man [test].mkv", result[0].AlternateVersions[5].Files[0].Path);
}
[Fact]
public void TestMultiVersion7()
{
var files = new[]
{
"/movies/Iron Man/Iron Man - B (2006).mkv",
"/movies/Iron Man/Iron Man - C (2007).mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Equal(2, result.Count);
}
[Fact]
public void TestMultiVersion8()
{
var files = new[]
{
"/movies/Iron Man/Iron Man.mkv",
"/movies/Iron Man/Iron Man_720p.mkv",
"/movies/Iron Man/Iron Man_test.mkv",
"/movies/Iron Man/Iron Man_bluray.mkv",
"/movies/Iron Man/Iron Man_3d.mkv",
"/movies/Iron Man/Iron Man_3d-hsbs.mkv",
"/movies/Iron Man/Iron Man_3d.hsbs.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Equal(6, result[0].AlternateVersions.Count);
// Verify 3D recognition is preserved on alternate versions
var hsbs = result[0].AlternateVersions.First(v => v.Files[0].Path.Contains("3d-hsbs", StringComparison.Ordinal));
Assert.True(hsbs.Files[0].Is3D);
Assert.Equal("hsbs", hsbs.Files[0].Format3D);
}
[Fact]
public void TestMultiVersion9()
{
// Test for false positive
var files = new[]
{
"/movies/Iron Man/Iron Man (2007).mkv",
"/movies/Iron Man/Iron Man (2008).mkv",
"/movies/Iron Man/Iron Man (2009).mkv",
"/movies/Iron Man/Iron Man (2010).mkv",
"/movies/Iron Man/Iron Man (2011).mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Equal(5, result.Count);
Assert.Empty(result[0].AlternateVersions);
}
[Fact]
public void TestMultiVersion10()
{
var files = new[]
{
"/movies/Blade Runner (1982)/Blade Runner (1982) [Final Cut] [1080p HEVC AAC].mkv",
"/movies/Blade Runner (1982)/Blade Runner (1982) [EE by ADM] [480p HEVC AAC,AAC,AAC].mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Single(result[0].AlternateVersions);
}
[Fact]
public void TestMultiVersion11()
{
var files = new[]
{
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) [1080p] Blu-ray.x264.DTS.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) [2160p] Blu-ray.x265.AAC.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Single(result[0].AlternateVersions);
}
[Fact]
public void TestMultiVersion12()
{
var files = new[]
{
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - Theatrical Release.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - Directors Cut.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 2160p.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 720p.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016).mkv",
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016).mkv", result[0].Files[0].Path);
Assert.Equal(5, result[0].AlternateVersions.Count);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 2160p.mkv", result[0].AlternateVersions[0].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p.mkv", result[0].AlternateVersions[1].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 720p.mkv", result[0].AlternateVersions[2].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - Directors Cut.mkv", result[0].AlternateVersions[3].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - Theatrical Release.mkv", result[0].AlternateVersions[4].Files[0].Path);
}
[Fact]
public void TestMultiVersion13()
{
var files = new[]
{
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - Theatrical Release.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - Directors Cut.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 2160p.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p Directors Cut.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 2160p Remux.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p Theatrical Release.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 720p.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p Remux.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 720p Directors Cut.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p High Bitrate.mkv",
"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016).mkv",
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016).mkv", result[0].Files[0].Path);
Assert.Equal(11, result[0].AlternateVersions.Count);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 2160p.mkv", result[0].AlternateVersions[0].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 2160p Remux.mkv", result[0].AlternateVersions[1].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p.mkv", result[0].AlternateVersions[2].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p Directors Cut.mkv", result[0].AlternateVersions[3].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p High Bitrate.mkv", result[0].AlternateVersions[4].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p Remux.mkv", result[0].AlternateVersions[5].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 1080p Theatrical Release.mkv", result[0].AlternateVersions[6].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 720p.mkv", result[0].AlternateVersions[7].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - 720p Directors Cut.mkv", result[0].AlternateVersions[8].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - Directors Cut.mkv", result[0].AlternateVersions[9].Files[0].Path);
Assert.Equal("/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) - Theatrical Release.mkv", result[0].AlternateVersions[10].Files[0].Path);
}
[Fact]
public void Resolve_GivenFolderNameWithBracketsAndHyphens_GroupsBasedOnFolderName()
{
var files = new[]
{
"/movies/John Wick - Kapitel 3 (2019) [imdbid=tt6146586]/John Wick - Kapitel 3 (2019) [imdbid=tt6146586] - Version 1.mkv",
"/movies/John Wick - Kapitel 3 (2019) [imdbid=tt6146586]/John Wick - Kapitel 3 (2019) [imdbid=tt6146586] - Version 2.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Single(result[0].AlternateVersions);
}
[Fact]
public void Resolve_GivenUnclosedBrackets_DoesNotGroup()
{
var files = new[]
{
"/movies/John Wick - Chapter 3 (2019)/John Wick - Chapter 3 (2019) [Version 1].mkv",
"/movies/John Wick - Chapter 3 (2019)/John Wick - Chapter 3 (2019) [Version 2.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Equal(2, result.Count);
}
[Fact]
public void TestEmptyList()
{
var result = _videoListResolver.Resolve(new List<VideoFileInfo>()).ToList();
Assert.Empty(result);
}
[Fact]
public void Resolve_GivenUnderscoreSeparator_GroupsVersions()
{
var files = new[]
{
"/movies/Movie (2020)/Movie (2020)_4K.mkv",
"/movies/Movie (2020)/Movie (2020)_1080p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Single(result[0].AlternateVersions);
}
[Fact]
public void Resolve_GivenDotSeparator_GroupsVersions()
{
var files = new[]
{
"/movies/Movie (2020)/Movie (2020).UHD.mkv",
"/movies/Movie (2020)/Movie (2020).1080p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Single(result[0].AlternateVersions);
}
// Episode multi-version tests
[Fact]
public void TestMultiVersionEpisodeInOwnFolder()
{
// Two versions of S01E01 in their own subfolder should merge
var files = new[]
{
"/TV/Dexter/Dexter - S01E01/Dexter - S01E01 - 1080p.mkv",
"/TV/Dexter/Dexter - S01E01/Dexter - S01E01 - 720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Single(result[0].AlternateVersions);
// 1080p should be primary (higher resolution)
Assert.Contains("1080p", result[0].Files[0].Path, StringComparison.Ordinal);
Assert.Contains("720p", result[0].AlternateVersions[0].Files[0].Path, StringComparison.Ordinal);
}
[Fact]
public void TestMultiVersionEpisodeMixedSeasonFolder()
{
// Multiple episodes in season folder, some with versions
var files = new[]
{
"/TV/Dexter/Season 1/Dexter - S01E01 - 1080p.mkv",
"/TV/Dexter/Season 1/Dexter - S01E01 - 720p.mkv",
"/TV/Dexter/Season 1/Dexter - S01E02.mkv",
"/TV/Dexter/Season 1/Dexter - S01E03 - 1080p.mkv",
"/TV/Dexter/Season 1/Dexter - S01E03 - 720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Equal(3, result.Count);
// S01E01 - should have one alternate version
var e01 = result.FirstOrDefault(r => r.Files[0].Path.Contains("S01E01", StringComparison.Ordinal));
Assert.NotNull(e01);
Assert.Single(e01!.AlternateVersions);
Assert.Contains("1080p", e01.Files[0].Path, StringComparison.Ordinal);
// S01E02 - standalone, no alternates
var e02 = result.FirstOrDefault(r => r.Files[0].Path.Contains("S01E02", StringComparison.Ordinal));
Assert.NotNull(e02);
Assert.Empty(e02!.AlternateVersions);
// S01E03 - should have one alternate version
var e03 = result.FirstOrDefault(r => r.Files[0].Path.Contains("S01E03", StringComparison.Ordinal));
Assert.NotNull(e03);
Assert.Single(e03!.AlternateVersions);
}
[Fact]
public void TestMultiVersionEpisodeDontCollapse()
{
// Different episodes should NOT collapse into versions
var files = new[]
{
"/TV/Dexter/Season 1/Dexter - S01E01.mkv",
"/TV/Dexter/Season 1/Dexter - S01E02.mkv",
"/TV/Dexter/Season 1/Dexter - S01E03.mkv",
"/TV/Dexter/Season 1/Dexter - S01E04.mkv",
"/TV/Dexter/Season 1/Dexter - S01E05.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Equal(5, result.Count);
Assert.All(result, r => Assert.Empty(r.AlternateVersions));
}
[Fact]
public void TestMultiVersionEpisodeWithVersionSuffix()
{
// Episodes with named versions (like Aired/Uncensored)
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - Aired.mkv",
"/TV/Show/Season 1/Show - S01E01 - Uncensored.mkv",
"/TV/Show/Season 1/Show - S01E02 - Aired.mkv",
"/TV/Show/Season 1/Show - S01E02 - Uncensored.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Equal(2, result.Count);
Assert.All(result, r => Assert.Single(r.AlternateVersions));
}
[Fact]
public void TestMultiVersionEpisodeFourVersions()
{
// Four versions of the same episode
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - VersionA.mkv",
"/TV/Show/Season 1/Show - S01E01 - VersionB.mkv",
"/TV/Show/Season 1/Show - S01E01 - VersionC.mkv",
"/TV/Show/Season 1/Show - S01E01 - VersionD.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Equal(3, result[0].AlternateVersions.Count);
}
[Fact]
public void TestMultiVersionEpisodeWithResolutions()
{
// Resolution sorting should work for episodes too
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - 720p.mkv",
"/TV/Show/Season 1/Show - S01E01 - 2160p.mkv",
"/TV/Show/Season 1/Show - S01E01 - 1080p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Equal(2, result[0].AlternateVersions.Count);
// Primary should be 2160p (highest resolution)
Assert.Contains("2160p", result[0].Files[0].Path, StringComparison.Ordinal);
// Next should be 1080p, then 720p
Assert.Contains("1080p", result[0].AlternateVersions[0].Files[0].Path, StringComparison.Ordinal);
Assert.Contains("720p", result[0].AlternateVersions[1].Files[0].Path, StringComparison.Ordinal);
}
[Fact]
public void TestMultiVersionEpisodeDifferentSeasons()
{
// Same episode number but different seasons should NOT group
var files = new[]
{
"/TV/Show/Show - S01E01.mkv",
"/TV/Show/Show - S02E01.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Equal(2, result.Count);
Assert.All(result, r => Assert.Empty(r.AlternateVersions));
}
[Fact]
public void TestMultiVersionEpisodeDisabledByDefault()
{
// Without collectionType: CollectionType.tvshows, episodes should NOT group
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - 1080p.mkv",
"/TV/Show/Season 1/Show - S01E01 - 720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
// Without the tvshows collection type, these fall through the movie path
// (folder-name eligibility fails) and are treated as separate items.
Assert.Equal(2, result.Count);
}
[Fact]
public void TestMultiVersionEpisodeSameNumberDifferentTitle()
{
// Two files parse to the same S01E01 but carry distinct episode titles.
// Current behavior: they are grouped as alternate versions because
// grouping keys only on season + episode number, not on episode title.
// This documents the trade-off: users with mis-numbered episodes will
// see one of the files collapsed into AlternateVersions of the other.
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - Pilot.mkv",
"/TV/Show/Season 1/Show - S01E01 - Completely Different Title.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Single(result[0].AlternateVersions);
}
[Fact]
public void TestMultiVersionEpisodeWithTitle()
{
// Episodes with an episode title AND a version suffix should group
var files = new[]
{
"/TV/Show/Show - S01E01/Show - S01E01 - Episode Title - 1080p.mkv",
"/TV/Show/Show - S01E01/Show - S01E01 - Episode Title - 720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Single(result[0].AlternateVersions);
Assert.Contains("1080p", result[0].Files[0].Path, StringComparison.Ordinal);
Assert.Contains("720p", result[0].AlternateVersions[0].Files[0].Path, StringComparison.Ordinal);
}
[Fact]
public void TestMultiVersionEpisodeWithTitleMixedFolder()
{
// Multiple different episodes with titles and resolution variants in a season folder
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - Pilot - 1080p.mkv",
"/TV/Show/Season 1/Show - S01E01 - Pilot - 720p.mkv",
"/TV/Show/Season 1/Show - S01E02 - Second Episode - 1080p.mkv",
"/TV/Show/Season 1/Show - S01E02 - Second Episode - 720p.mkv",
"/TV/Show/Season 1/Show - S01E03 - Third Episode.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Equal(3, result.Count);
var e01 = result.FirstOrDefault(r => r.Files[0].Path.Contains("S01E01", StringComparison.Ordinal));
Assert.NotNull(e01);
Assert.Single(e01!.AlternateVersions);
var e02 = result.FirstOrDefault(r => r.Files[0].Path.Contains("S01E02", StringComparison.Ordinal));
Assert.NotNull(e02);
Assert.Single(e02!.AlternateVersions);
var e03 = result.FirstOrDefault(r => r.Files[0].Path.Contains("S01E03", StringComparison.Ordinal));
Assert.NotNull(e03);
Assert.Empty(e03!.AlternateVersions);
}
[Fact]
public void TestMultiVersionEpisodeInSeasonSubfolder()
{
// Two versions of S01E01 in their own subfolder under a season folder
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01/Show - S01E01 - 1080p.mkv",
"/TV/Show/Season 1/Show - S01E01/Show - S01E01 - 720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Single(result[0].AlternateVersions);
Assert.Contains("1080p", result[0].Files[0].Path, StringComparison.Ordinal);
Assert.Contains("720p", result[0].AlternateVersions[0].Files[0].Path, StringComparison.Ordinal);
}
[Fact]
public void TestMultiVersionEpisodeWithTitleAndVersionSuffix()
{
// Episodes with episode title AND a named version suffix
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - Pilot - Aired.mkv",
"/TV/Show/Season 1/Show - S01E01 - Pilot - Uncensored.mkv",
"/TV/Show/Season 1/Show - S01E02 - The Getaway - Aired.mkv",
"/TV/Show/Season 1/Show - S01E02 - The Getaway - Uncensored.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Equal(2, result.Count);
Assert.All(result, r => Assert.Single(r.AlternateVersions));
}
[Fact]
public void TestMultiVersionEpisodeWithAdditionalPartsCd()
{
// Stacked episode (cd1/cd2) with higher resolution alongside a single-file lower-res version
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - 1080p cd1.mkv",
"/TV/Show/Season 1/Show - S01E01 - 1080p cd2.mkv",
"/TV/Show/Season 1/Show - S01E01 - 720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Equal(2, result[0].Files.Count);
Assert.Single(result[0].AlternateVersions);
Assert.Contains("720p", result[0].AlternateVersions[0].Files[0].Path, StringComparison.Ordinal);
}
[Fact]
public void TestMultiVersionEpisodeWithAdditionalPartsDashPart()
{
// Stacked episode using "- part1" / "- part2" separator
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - 1080p - part1.mkv",
"/TV/Show/Season 1/Show - S01E01 - 1080p - part2.mkv",
"/TV/Show/Season 1/Show - S01E01 - 720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Equal(2, result[0].Files.Count);
Assert.Single(result[0].AlternateVersions);
Assert.Contains("720p", result[0].AlternateVersions[0].Files[0].Path, StringComparison.Ordinal);
}
[Fact]
public void TestMultiVersionEpisodeWithAdditionalPartsPt()
{
// Stacked episode using "pt1" / "pt2" short form
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - 1080p.pt1.mkv",
"/TV/Show/Season 1/Show - S01E01 - 1080p.pt2.mkv",
"/TV/Show/Season 1/Show - S01E01 - 720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Equal(2, result[0].Files.Count);
Assert.Single(result[0].AlternateVersions);
Assert.Contains("720p", result[0].AlternateVersions[0].Files[0].Path, StringComparison.Ordinal);
}
[Fact]
public void TestMultiVersionEpisodeWithAdditionalPartsAndTitle()
{
// Stacked episode with episode title in filename
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - Pilot - 1080p part1.mkv",
"/TV/Show/Season 1/Show - S01E01 - Pilot - 1080p part2.mkv",
"/TV/Show/Season 1/Show - S01E01 - Pilot - 720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
// Primary should be the stacked 1080p version with 2 files
Assert.Equal(2, result[0].Files.Count);
Assert.Single(result[0].AlternateVersions);
Assert.Contains("720p", result[0].AlternateVersions[0].Files[0].Path, StringComparison.Ordinal);
}
[Fact]
public void TestMultiVersionEpisodeWithAdditionalPartsAndTitleDashSeparator()
{
// Stacked episode with episode title using "- part1" separator
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - Pilot - 1080p - part1.mkv",
"/TV/Show/Season 1/Show - S01E01 - Pilot - 1080p - part2.mkv",
"/TV/Show/Season 1/Show - S01E01 - Pilot - 720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
// Primary should be the stacked 1080p version with 2 files
Assert.Equal(2, result[0].Files.Count);
Assert.Single(result[0].AlternateVersions);
Assert.Contains("720p", result[0].AlternateVersions[0].Files[0].Path, StringComparison.Ordinal);
}
[Fact]
public void TestMultiVersionEpisodeWithAdditionalPartsAndMultipleEpisodes()
{
// Stacked episode alongside single-file version, plus a different episode
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - 1080p cd1.mkv",
"/TV/Show/Season 1/Show - S01E01 - 1080p cd2.mkv",
"/TV/Show/Season 1/Show - S01E01 - 720p.mkv",
"/TV/Show/Season 1/Show - S01E02 - Other.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Equal(2, result.Count);
// S01E01: stacked (cd1+cd2) primary with 720p alternate
var e01 = result.FirstOrDefault(r => r.Files[0].Path.Contains("S01E01", StringComparison.Ordinal));
Assert.NotNull(e01);
Assert.Equal(2, e01!.Files.Count);
Assert.Single(e01.AlternateVersions);
// S01E02: standalone
var e02 = result.FirstOrDefault(r => r.Files[0].Path.Contains("S01E02", StringComparison.Ordinal));
Assert.NotNull(e02);
Assert.Empty(e02!.AlternateVersions);
}
[Fact]
public void TestMultiVersionEpisodePartStackAlongsideSingleFileResolutions()
{
// A part-stacked episode (3 parts, no resolution suffix) alongside single-file 720p and 1080p versions.
// The multi-part stack is preferred as primary.
var files = new[]
{
"/TV/Show/Season 1/S01E01 - 720p.mkv",
"/TV/Show/Season 1/S01E01 - 1080p.mkv",
"/TV/Show/Season 1/S01E01 - Part 1.mkv",
"/TV/Show/Season 1/S01E01 - Part 2.mkv",
"/TV/Show/Season 1/S01E01 - Part 3.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Equal(3, result[0].Files.Count);
Assert.All(result[0].Files, f => Assert.Contains("Part", f.Path, StringComparison.Ordinal));
Assert.Equal(2, result[0].AlternateVersions.Count);
Assert.Contains(result[0].AlternateVersions, f => f.Files[0].Path.Contains("1080p", StringComparison.Ordinal));
Assert.Contains(result[0].AlternateVersions, f => f.Files[0].Path.Contains("720p", StringComparison.Ordinal));
}
[Fact]
public void TestMultiVersionEpisodeTwoPartStacks()
{
// Two part-suffixed stacks of the same episode at different resolutions.
// The 1080p stack is primary, the 720p stack is preserved as a multi-file alternate.
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - 1080p - part1.mkv",
"/TV/Show/Season 1/Show - S01E01 - 1080p - part2.mkv",
"/TV/Show/Season 1/Show - S01E01 - 720p - part1.mkv",
"/TV/Show/Season 1/Show - S01E01 - 720p - part2.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
Assert.Equal(2, result[0].Files.Count);
Assert.Contains("1080p", result[0].Files[0].Path, StringComparison.Ordinal);
Assert.Single(result[0].AlternateVersions);
var alt = result[0].AlternateVersions[0];
Assert.Equal(2, alt.Files.Count);
Assert.All(alt.Files, f => Assert.Contains("720p", f.Path, StringComparison.Ordinal));
}
[Fact]
public void TestMultiVersionEpisodePartStackWithTrailer()
{
// A part-stacked multi-version episode alongside a trailer must not pull the trailer into the version group
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - 1080p part1.mkv",
"/TV/Show/Season 1/Show - S01E01 - 1080p part2.mkv",
"/TV/Show/Season 1/Show - S01E01 - 720p.mkv",
"/TV/Show/Season 1/Show - S01E01-trailer.mp4"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Equal(2, result.Count);
var episode = result.FirstOrDefault(r => r.ExtraType is null);
Assert.NotNull(episode);
Assert.Equal(2, episode!.Files.Count);
Assert.Single(episode.AlternateVersions);
Assert.Contains("720p", episode.AlternateVersions[0].Files[0].Path, StringComparison.Ordinal);
var trailer = result.FirstOrDefault(r => r.ExtraType is not null);
Assert.NotNull(trailer);
Assert.Equal(ExtraType.Trailer, trailer!.ExtraType);
}
[Fact]
public void TestMovieStackingWithPartNaming()
{
// Movie stacking with "part1"/"part2" naming
var files = new[]
{
"/movies/Movie/Movie part1.mkv",
"/movies/Movie/Movie part2.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Equal(2, result[0].Files.Count);
}
[Fact]
public void TestMovieStackingWithDashPartNaming()
{
// Movie stacking with "- part1" / "- part2" dash separator
var files = new[]
{
"/movies/Movie/Movie - part1.mkv",
"/movies/Movie/Movie - part2.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Equal(2, result[0].Files.Count);
}
[Fact]
public void TestMovieStackingWithPtNaming()
{
// Movie stacking with "pt1"/"pt2" short form
var files = new[]
{
"/movies/Movie/Movie.pt1.mkv",
"/movies/Movie/Movie.pt2.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Equal(2, result[0].Files.Count);
}
[Fact]
public void TestMovieStackingWithHyphenNoSpaces()
{
// Movie stacking with hyphen directly adjacent to "part" (no spaces)
var files = new[]
{
"/movies/Movie/Movie-part1.mkv",
"/movies/Movie/Movie-part2.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Equal(2, result[0].Files.Count);
}
[Fact]
public void TestMovieStackingWithHyphenNoSpacesAndVersion()
{
// Movie stacking with hyphen-no-space separators plus a version alternate
var files = new[]
{
"/movies/Movie/Movie-1080p-part1.mkv",
"/movies/Movie/Movie-1080p-part2.mkv",
"/movies/Movie/Movie-720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
// Stacked 1080p (2 files) should be primary, 720p is alternate
Assert.Equal(2, result[0].Files.Count);
Assert.Single(result[0].AlternateVersions);
}
[Fact]
public void TestMovieMultiVersionWithStackedAlternate()
{
// Movie folder where the folder-named file is the primary (single file via primaryOverride)
// and an alternate version is itself a stack. The stacked alternate must keep all its files.
var files = new[]
{
"/movies/Inception (2010)/Inception (2010).mkv",
"/movies/Inception (2010)/Inception (2010) - 4k part1.mkv",
"/movies/Inception (2010)/Inception (2010) - 4k part2.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList()).ToList();
Assert.Single(result);
Assert.Single(result[0].Files);
Assert.Equal("/movies/Inception (2010)/Inception (2010).mkv", result[0].Files[0].Path);
Assert.Single(result[0].AlternateVersions);
var stackedAlternate = result[0].AlternateVersions[0];
Assert.Equal(2, stackedAlternate.Files.Count);
Assert.All(stackedAlternate.Files, f => Assert.Contains("4k part", f.Path, StringComparison.Ordinal));
}
[Fact]
public void TestEpisodeStackingWithHyphenNoSpaces()
{
// Episode stacking with hyphen-no-space separators plus version alternate
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01-1080p-cd1.mkv",
"/TV/Show/Season 1/Show - S01E01-1080p-cd2.mkv",
"/TV/Show/Season 1/Show - S01E01-720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
// Stacked 1080p (2 files) should be primary, 720p is alternate
Assert.Equal(2, result[0].Files.Count);
Assert.Single(result[0].AlternateVersions);
}
[Fact]
public void TestEpisodeStackingWithHyphenNoSpacesAndTitle()
{
// Episode stacking with title and hyphen-no-space separators
var files = new[]
{
"/TV/Show/Season 1/Show - S01E01 - Pilot-1080p-part1.mkv",
"/TV/Show/Season 1/Show - S01E01 - Pilot-1080p-part2.mkv",
"/TV/Show/Season 1/Show - S01E01 - Pilot-720p.mkv"
};
var result = _videoListResolver.Resolve(
files.Select(i => VideoResolver.Resolve(i, false, _namingOptions)).OfType<VideoFileInfo>().ToList(),
collectionType: CollectionType.tvshows).ToList();
Assert.Single(result);
// Stacked 1080p (2 files) should be primary, 720p is alternate
Assert.Equal(2, result[0].Files.Count);
Assert.Single(result[0].AlternateVersions);
}
}
}
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