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-rw-r--r--tests/Jellyfin.Server.Implementations.Tests/Library/LibraryManager/ResolveAlternateVersionTests.cs145
-rw-r--r--tests/Jellyfin.Server.Implementations.Tests/Library/LibraryManagerScanTests.cs55
-rw-r--r--tests/Jellyfin.Server.Implementations.Tests/Library/MediaSourceManagerTests.cs77
-rw-r--r--tests/Jellyfin.Server.Implementations.Tests/Library/MovieSimilarItemsProviderTests.cs247
-rw-r--r--tests/Jellyfin.Server.Implementations.Tests/Library/PeopleValidatorPartitionTests.cs117
-rw-r--r--tests/Jellyfin.Server.Implementations.Tests/Library/SqlSearchProviderTests.cs126
6 files changed, 767 insertions, 0 deletions
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Library/LibraryManager/ResolveAlternateVersionTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Library/LibraryManager/ResolveAlternateVersionTests.cs
new file mode 100644
index 0000000000..31109b2968
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/Library/LibraryManager/ResolveAlternateVersionTests.cs
@@ -0,0 +1,145 @@
+using System;
+using System.Collections.Generic;
+using System.Threading;
+using AutoFixture;
+using AutoFixture.AutoMoq;
+using Emby.Naming.Common;
+using MediaBrowser.Controller.Configuration;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Entities.Movies;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.LiveTv;
+using MediaBrowser.Controller.MediaSegments;
+using MediaBrowser.Controller.Persistence;
+using MediaBrowser.Controller.Providers;
+using MediaBrowser.Controller.Resolvers;
+using MediaBrowser.Controller.Sorting;
+using MediaBrowser.Model.IO;
+using Moq;
+using Xunit;
+
+namespace Jellyfin.Server.Implementations.Tests.Library.LibraryManager;
+
+public sealed class ResolveAlternateVersionTests : IDisposable
+{
+ private const string PrimaryPath = "/movies/Up/Up.mkv";
+ private const string AlternatePath = "/movies/Up/Up - 1080p.mkv";
+
+ private readonly Emby.Server.Implementations.Library.LibraryManager _libraryManager;
+ private readonly Mock<IItemPersistenceService> _persistenceServiceMock;
+ private readonly Folder _staleParent;
+ private readonly ILibraryManager? _previousLibraryManager;
+ private readonly IMediaSourceManager? _previousMediaSourceManager;
+ private readonly IItemRepository? _previousItemRepository;
+
+ public ResolveAlternateVersionTests()
+ {
+ var fixture = new Fixture().Customize(new AutoMoqCustomization());
+ fixture.Register(() => new NamingOptions());
+ fixture.Freeze<Mock<IServerConfigurationManager>>()
+ .Setup(c => c.ApplicationPaths.ProgramDataPath).Returns("/data");
+ _persistenceServiceMock = fixture.Freeze<Mock<IItemPersistenceService>>();
+ var itemRepositoryMock = fixture.Freeze<Mock<IItemRepository>>();
+ fixture.Freeze<Mock<IFileSystem>>()
+ .Setup(f => f.GetFileInfo(It.IsAny<string>()))
+ .Returns<string>(path => new FileSystemMetadata { FullName = path });
+
+ _libraryManager = fixture.Build<Emby.Server.Implementations.Library.LibraryManager>()
+ .Do(s => s.AddParts(
+ fixture.Create<IEnumerable<IResolverIgnoreRule>>(),
+ [],
+ fixture.Create<IEnumerable<IIntroProvider>>(),
+ fixture.Create<IEnumerable<IBaseItemComparer>>(),
+ fixture.Create<IEnumerable<ILibraryPostScanTask>>()))
+ .Create();
+
+ // BaseItem resolves these through process-wide statics; restored in Dispose.
+ _previousLibraryManager = BaseItem.LibraryManager;
+ _previousMediaSourceManager = BaseItem.MediaSourceManager;
+ _previousItemRepository = BaseItem.ItemRepository;
+ BaseItem.LibraryManager = _libraryManager;
+
+ var mediaSourceManagerMock = new Mock<IMediaSourceManager>();
+ mediaSourceManagerMock.Setup(m => m.GetMediaStreams(It.IsAny<Guid>())).Returns([]);
+ mediaSourceManagerMock.Setup(m => m.GetMediaAttachments(It.IsAny<Guid>())).Returns([]);
+ BaseItem.MediaSourceManager = mediaSourceManagerMock.Object;
+
+ // A reloaded listing comes back empty, so a stale entry surviving is visible.
+ itemRepositoryMock.Setup(i => i.GetItemList(It.IsAny<InternalItemsQuery>())).Returns([]);
+ BaseItem.ItemRepository = itemRepositoryMock.Object;
+
+ BaseItem.FileSystem ??= fixture.Create<IFileSystem>();
+ BaseItem.MediaSegmentManager ??= fixture.Create<IMediaSegmentManager>();
+ BaseItem.ConfigurationManager ??= fixture.Create<IServerConfigurationManager>();
+ Video.RecordingsManager ??= fixture.Create<IRecordingsManager>();
+
+ var primary = new Movie
+ {
+ Name = "Up",
+ Path = PrimaryPath,
+ LocalAlternateVersions = [AlternatePath],
+ Id = _libraryManager.GetNewItemId(PrimaryPath, typeof(Movie))
+ };
+
+ _staleParent = new Folder
+ {
+ Name = "Up",
+ Path = "/movies/Up",
+ Id = _libraryManager.GetNewItemId("/movies/Up", typeof(Folder))
+ };
+
+ var staleAlternate = new Video
+ {
+ Name = "Up - 1080p",
+ Path = AlternatePath,
+ OwnerId = primary.Id,
+ ParentId = _staleParent.Id,
+ Id = _libraryManager.GetNewItemId(AlternatePath, typeof(Video))
+ };
+ staleAlternate.SetPrimaryVersionId(primary.Id);
+
+ itemRepositoryMock
+ .Setup(i => i.RetrieveItem(It.IsAny<Guid>()))
+ .Returns<Guid>(id => id.Equals(primary.Id) ? primary
+ : id.Equals(staleAlternate.Id) ? staleAlternate
+ : id.Equals(_staleParent.Id) ? _staleParent
+ : null!);
+
+ StaleAlternateId = staleAlternate.Id;
+ }
+
+ private Guid StaleAlternateId { get; }
+
+ public void Dispose()
+ {
+ BaseItem.LibraryManager = _previousLibraryManager!;
+ BaseItem.MediaSourceManager = _previousMediaSourceManager!;
+ BaseItem.ItemRepository = _previousItemRepository!;
+ }
+
+ [Fact]
+ public void ResolveAlternateVersion_StaleWrongTypeItem_DropsRowWithoutResavingPrimary()
+ {
+ // The alternate is stored under the id of the generic Video type while its primary is a Movie.
+ _libraryManager.ResolveAlternateVersion(AlternatePath, typeof(Movie), null, null);
+
+ _persistenceServiceMock.Verify(
+ p => p.DeleteItem(It.Is<IReadOnlyList<Guid>>(ids => ids.Count == 1 && ids[0].Equals(StaleAlternateId))),
+ Times.Once);
+
+ // Saving the primary is what re-enters this method before the stale row is gone.
+ _persistenceServiceMock.Verify(
+ p => p.SaveItems(It.IsAny<IReadOnlyList<BaseItem>>(), It.IsAny<CancellationToken>()),
+ Times.Never);
+ }
+
+ [Fact]
+ public void ResolveAlternateVersion_StaleWrongTypeItem_DropsCachedParentListing()
+ {
+ _staleParent.Children = [new Video { Name = "Up - 1080p", Path = AlternatePath }];
+
+ _libraryManager.ResolveAlternateVersion(AlternatePath, typeof(Movie), null, null);
+
+ Assert.Empty(_staleParent.Children);
+ }
+}
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Library/LibraryManagerScanTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Library/LibraryManagerScanTests.cs
new file mode 100644
index 0000000000..6d0c491382
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/Library/LibraryManagerScanTests.cs
@@ -0,0 +1,55 @@
+using System;
+using System.Threading;
+using System.Threading.Tasks;
+using AutoFixture;
+using AutoFixture.AutoMoq;
+using Emby.Naming.Common;
+using Emby.Server.Implementations.ScheduledTasks.Tasks;
+using MediaBrowser.Controller.Configuration;
+using MediaBrowser.Model.Configuration;
+using MediaBrowser.Model.Tasks;
+using Moq;
+using Xunit;
+using ServerLibraryManager = Emby.Server.Implementations.Library.LibraryManager;
+
+namespace Jellyfin.Server.Implementations.Tests.Library;
+
+public class LibraryManagerScanTests
+{
+ [Theory]
+ [InlineData(true)]
+ [InlineData(false)]
+ public async Task StartScanInBackground_QueuesOnlyWhenIdle(bool scanRunning)
+ {
+ var fixture = new Fixture().Customize(new AutoMoqCustomization());
+ fixture.Register(() => new NamingOptions());
+ var configuration = fixture.Freeze<Mock<IServerConfigurationManager>>();
+ configuration.Setup(c => c.Configuration).Returns(new ServerConfiguration());
+ configuration.Setup(c => c.ApplicationPaths.ProgramDataPath).Returns("/data");
+ var tasks = fixture.Freeze<Mock<ITaskManager>>();
+ var manager = fixture.Create<ServerLibraryManager>();
+ typeof(ServerLibraryManager).GetProperty(nameof(ServerLibraryManager.IsScanRunning))!.SetValue(manager, scanRunning);
+
+ await manager.StartScanInBackground().ConfigureAwait(true);
+
+ tasks.Verify(t => t.QueueScheduledTask<RefreshMediaLibraryTask>(), scanRunning ? Times.Never() : Times.Once());
+ tasks.Verify(t => t.CancelIfRunningAndQueue<RefreshMediaLibraryTask>(), Times.Never());
+ }
+
+ [Fact]
+ public async Task ValidateMediaLibrary_RestartsScheduledScan()
+ {
+ var fixture = new Fixture().Customize(new AutoMoqCustomization());
+ fixture.Register(() => new NamingOptions());
+ var configuration = fixture.Freeze<Mock<IServerConfigurationManager>>();
+ configuration.Setup(c => c.Configuration).Returns(new ServerConfiguration());
+ configuration.Setup(c => c.ApplicationPaths.ProgramDataPath).Returns("/data");
+ var tasks = fixture.Freeze<Mock<ITaskManager>>();
+ var manager = fixture.Create<ServerLibraryManager>();
+
+ await manager.ValidateMediaLibrary(new Progress<double>(), CancellationToken.None).ConfigureAwait(true);
+
+ tasks.Verify(t => t.CancelIfRunningAndQueue<RefreshMediaLibraryTask>(), Times.Once());
+ tasks.Verify(t => t.QueueScheduledTask<RefreshMediaLibraryTask>(), Times.Never());
+ }
+}
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Library/MediaSourceManagerTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Library/MediaSourceManagerTests.cs
index c80f899498..131cb23fa4 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/Library/MediaSourceManagerTests.cs
+++ b/tests/Jellyfin.Server.Implementations.Tests/Library/MediaSourceManagerTests.cs
@@ -7,7 +7,9 @@ using Castle.Components.DictionaryAdapter;
using Emby.Server.Implementations.IO;
using Emby.Server.Implementations.Library;
using Jellyfin.Database.Implementations.Entities;
+using Jellyfin.Database.Implementations.Enums;
using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Library;
using MediaBrowser.Controller.LiveTv;
using MediaBrowser.Controller.MediaSegments;
@@ -149,6 +151,73 @@ namespace Jellyfin.Server.Implementations.Tests.Library
Assert.Equal(expectedIndex, mediaInfo.DefaultAudioStreamIndex);
}
+ [Theory]
+ // A remembered full track must not survive a switch to "only forced" (it falls through to
+ // the forced track here); a remembered forced track and "off" still must.
+ [InlineData(SubtitlePlaybackMode.OnlyForced, 2, 3)]
+ [InlineData(SubtitlePlaybackMode.OnlyForced, 3, 3)]
+ [InlineData(SubtitlePlaybackMode.OnlyForced, -1, -1)]
+ [InlineData(SubtitlePlaybackMode.Default, 2, 2)]
+ [InlineData(SubtitlePlaybackMode.Always, 2, 2)]
+ [InlineData(SubtitlePlaybackMode.Smart, 2, 2)]
+ [InlineData(SubtitlePlaybackMode.None, 2, null)]
+ public void SetDefaultSubtitleStreamIndex_RememberedSelection_RespectsSubtitleMode(
+ SubtitlePlaybackMode mode,
+ int rememberedIndex,
+ int? expectedIndex)
+ {
+ _mockUserDataManager
+ .Setup(m => m.GetUserData(It.IsAny<User>(), It.IsAny<BaseItem>()))
+ .Returns(new UserItemData { Key = "key", SubtitleStreamIndex = rememberedIndex });
+
+ var mediaInfo = new MediaSourceInfo
+ {
+ MediaStreams = new MediaStream[]
+ {
+ new() { Index = 0, Type = MediaStreamType.Video, IsDefault = true },
+ new() { Index = 1, Type = MediaStreamType.Audio, Language = "eng", IsDefault = true },
+ new() { Index = 2, Type = MediaStreamType.Subtitle, Language = "eng", IsDefault = true, IsForced = false },
+ new() { Index = 3, Type = MediaStreamType.Subtitle, Language = "eng", IsDefault = false, IsForced = true }
+ }
+ };
+
+ _user.SubtitleMode = mode;
+ _user.SubtitleLanguagePreference = string.Empty;
+ _user.RememberSubtitleSelections = true;
+ _user.AudioLanguagePreference = string.Empty;
+
+ _mediaSourceManager.SetDefaultAudioAndSubtitleStreamIndices(_item, mediaInfo, _user);
+
+ Assert.Equal(expectedIndex, mediaInfo.DefaultSubtitleStreamIndex);
+ }
+
+ [Fact]
+ public void SetDefaultSubtitleStreamIndex_OnlyForcedRemembersFullTrackWithNoForcedStream_SelectsNothing()
+ {
+ _mockUserDataManager
+ .Setup(m => m.GetUserData(It.IsAny<User>(), It.IsAny<BaseItem>()))
+ .Returns(new UserItemData { Key = "key", SubtitleStreamIndex = 2 });
+
+ var mediaInfo = new MediaSourceInfo
+ {
+ MediaStreams = new MediaStream[]
+ {
+ new() { Index = 0, Type = MediaStreamType.Video, IsDefault = true },
+ new() { Index = 1, Type = MediaStreamType.Audio, Language = "eng", IsDefault = true },
+ new() { Index = 2, Type = MediaStreamType.Subtitle, Language = "eng", IsDefault = true, IsForced = false }
+ }
+ };
+
+ _user.SubtitleMode = SubtitlePlaybackMode.OnlyForced;
+ _user.SubtitleLanguagePreference = string.Empty;
+ _user.RememberSubtitleSelections = true;
+ _user.AudioLanguagePreference = string.Empty;
+
+ _mediaSourceManager.SetDefaultAudioAndSubtitleStreamIndices(_item, mediaInfo, _user);
+
+ Assert.Null(mediaInfo.DefaultSubtitleStreamIndex);
+ }
+
[Fact]
public void GetStaticMediaSources_PrimaryQueried_DefaultsToMostRecentlyPlayedVersion()
{
@@ -195,6 +264,14 @@ namespace Jellyfin.Server.Implementations.Tests.Library
}
[Fact]
+ public void GetStaticMediaSources_ItemWithoutMediaSources_ThrowsArgumentException()
+ {
+ // A container queued by mistake is a bad request, not a server fault.
+ Assert.Throws<ArgumentException>(
+ () => _mediaSourceManager.GetStaticMediaSources(new MusicArtist { Id = Guid.NewGuid() }, false, _user));
+ }
+
+ [Fact]
public void GetStaticMediaSources_NoUser_DoesNotTouchUserData()
{
var (primary, _, _) = SetupVersionGroup();
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Library/MovieSimilarItemsProviderTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Library/MovieSimilarItemsProviderTests.cs
new file mode 100644
index 0000000000..421671b520
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/Library/MovieSimilarItemsProviderTests.cs
@@ -0,0 +1,247 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using Emby.Server.Implementations.Data;
+using Emby.Server.Implementations.Library.SimilarItems;
+using Jellyfin.Database.Implementations;
+using Jellyfin.Database.Implementations.Entities;
+using Jellyfin.Server.Implementations.Tests.Item;
+using MediaBrowser.Controller.Configuration;
+using MediaBrowser.Controller.Dto;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Entities.Movies;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Model.Configuration;
+using Moq;
+using Xunit;
+using BaseItemKind = Jellyfin.Data.Enums.BaseItemKind;
+
+namespace Jellyfin.Server.Implementations.Tests.Library;
+
+/// <summary>
+/// Covers how <see cref="MovieSimilarItemsProvider"/> treats alternate versions: they share their
+/// primary's genres, tags, studios and people, so they score like it and must not be offered as
+/// something similar - neither as another copy of a recommendation nor as a match for the source.
+/// </summary>
+public sealed class MovieSimilarItemsProviderTests : SqliteDbTestFixture
+{
+ private static readonly Guid _movieLibraryId = Guid.Parse("aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa");
+ private static readonly Guid _movie4KLibraryId = Guid.Parse("bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb");
+
+ private readonly MovieSimilarItemsProvider _provider;
+ private readonly Mock<ILibraryManager> _libraryManager = new();
+ private readonly User _user = new("test", "auth-provider", "reset-provider");
+ private readonly string _movieTypeName;
+ private readonly string _folderTypeName;
+
+ private readonly Guid _source = Guid.NewGuid();
+ private readonly Guid _sourceAlternate = Guid.NewGuid();
+ private readonly Guid _similar = Guid.NewGuid();
+ private readonly Guid _similarAlternate = Guid.NewGuid();
+ private readonly Guid _unrelated = Guid.NewGuid();
+
+ // A second scenario, in two libraries and on a genre of its own, for the group whose primary the
+ // user may not be able to reach at all.
+ private readonly Guid _crossSource = Guid.NewGuid();
+ private readonly Guid _crossLibraryPrimary = Guid.NewGuid();
+ private readonly Guid _crossLibraryVersion = Guid.NewGuid();
+ private readonly Guid _sameLibraryPrimary = Guid.NewGuid();
+ private readonly Guid _sameLibraryVersion = Guid.NewGuid();
+
+ public MovieSimilarItemsProviderTests()
+ {
+ var itemTypeLookup = new ItemTypeLookup();
+ _movieTypeName = itemTypeLookup.BaseItemKindNames[BaseItemKind.Movie]!;
+ _folderTypeName = itemTypeLookup.BaseItemKindNames[BaseItemKind.Folder]!;
+
+ using (var context = CreateDbContext())
+ {
+ Seed(context);
+ }
+
+ var serverConfigurationManager = new Mock<IServerConfigurationManager>();
+ serverConfigurationManager.Setup(c => c.Configuration).Returns(new ServerConfiguration());
+
+ _provider = new MovieSimilarItemsProvider(
+ CreateDbContextFactory(),
+ CreateBaseItemRepository(itemTypeLookup),
+ serverConfigurationManager.Object,
+ _libraryManager.Object);
+ }
+
+ [Fact]
+ public async Task GetSimilarItems_ReturnsThePrimaryAndNeitherVersionOfTheSource()
+ {
+ var items = await GetSimilarItemsAsync().ConfigureAwait(true);
+
+ Assert.Equal([_similar], items);
+ }
+
+ [Fact]
+ public async Task GetSimilarItems_DoesNotOfferAnAlternateVersionOfAMatch()
+ {
+ var items = await GetSimilarItemsAsync().ConfigureAwait(true);
+
+ Assert.DoesNotContain(_similarAlternate, items);
+ }
+
+ [Fact]
+ public async Task GetSimilarItems_DoesNotOfferTheSourcesOwnOtherVersion()
+ {
+ var items = await GetSimilarItemsAsync().ConfigureAwait(true);
+
+ Assert.DoesNotContain(_sourceAlternate, items);
+ }
+
+ [Fact]
+ public async Task GetSimilarItems_UserWithoutThePrimarysLibrary_OffersTheVersion()
+ {
+ // The user may only open the library the 1080p version is in, so its primary is out of reach
+ // and the version is all that is left to stand in for the group.
+ RestrictUserTo(_movieLibraryId);
+
+ var items = await GetSimilarItemsAsync(_crossSource).ConfigureAwait(true);
+
+ Assert.Contains(_crossLibraryVersion, items);
+ Assert.DoesNotContain(_crossLibraryPrimary, items);
+ }
+
+ [Fact]
+ public async Task GetSimilarItems_UserWithBothLibraries_OffersThePrimaryOfTheGroupOnce()
+ {
+ RestrictUserTo(_movieLibraryId, _movie4KLibraryId);
+
+ var items = await GetSimilarItemsAsync(_crossSource).ConfigureAwait(true);
+
+ Assert.Contains(_crossLibraryPrimary, items);
+ Assert.DoesNotContain(_crossLibraryVersion, items);
+ }
+
+ [Fact]
+ public async Task GetSimilarItems_GroupMergedInsideOneLibrary_StillOffersOnlyThePrimary()
+ {
+ RestrictUserTo(_movieLibraryId, _movie4KLibraryId);
+
+ var items = await GetSimilarItemsAsync(_crossSource).ConfigureAwait(true);
+
+ Assert.Contains(_sameLibraryPrimary, items);
+ Assert.DoesNotContain(_sameLibraryVersion, items);
+ }
+
+ private void RestrictUserTo(params Guid[] libraryIds)
+ {
+ _libraryManager
+ .Setup(l => l.ConfigureUserAccess(It.IsAny<InternalItemsQuery>(), It.IsAny<User>()))
+ .Callback<InternalItemsQuery, User>((query, _) => query.TopParentIds = libraryIds);
+ }
+
+ private async Task<List<Guid>> GetSimilarItemsAsync(Guid? sourceId = null)
+ {
+ var results = await _provider.GetSimilarItemsAsync(
+ new Movie { Id = sourceId ?? _source, Name = "Source" },
+ new SimilarItemsQuery { User = _user, Limit = 10, DtoOptions = new DtoOptions() },
+ CancellationToken.None).ConfigureAwait(false);
+
+ return results.Select(i => i.Id).ToList();
+ }
+
+ private void Seed(JellyfinDbContext context)
+ {
+ // One shared genre, so every movie but the unrelated one scores against the source.
+ var shared = CreateItemValue("Action", "action");
+ var other = CreateItemValue("Comedy", "comedy");
+
+ var source = AddMovie(context, _source, "Source", primaryVersionId: null);
+ var sourceAlternate = AddMovie(context, _sourceAlternate, "Source 4K", primaryVersionId: _source);
+ var similar = AddMovie(context, _similar, "Similar", primaryVersionId: null);
+ var similarAlternate = AddMovie(context, _similarAlternate, "Similar 4K", primaryVersionId: _similar);
+ var unrelated = AddMovie(context, _unrelated, "Unrelated", primaryVersionId: null);
+
+ // The second scenario scores on a genre of its own, so it stays out of the results above.
+ var crossLibrary = CreateItemValue("Science Fiction", "science fiction");
+
+ AddLibrary(context, _movieLibraryId, "Movies");
+ AddLibrary(context, _movie4KLibraryId, "Movies-4K");
+
+ var crossSource = AddMovie(context, _crossSource, "Cross Source", primaryVersionId: null, libraryId: _movieLibraryId);
+
+ // The 4K version heads the group and lives in a library of its own.
+ var crossLibraryPrimary = AddMovie(context, _crossLibraryPrimary, "Coco 4K", primaryVersionId: null, libraryId: _movie4KLibraryId);
+ var crossLibraryVersion = AddMovie(context, _crossLibraryVersion, "Coco", primaryVersionId: _crossLibraryPrimary, libraryId: _movieLibraryId);
+
+ // A group merged inside one library, as a control.
+ var sameLibraryPrimary = AddMovie(context, _sameLibraryPrimary, "Up 4K", primaryVersionId: null, libraryId: _movieLibraryId);
+ var sameLibraryVersion = AddMovie(context, _sameLibraryVersion, "Up", primaryVersionId: _sameLibraryPrimary, libraryId: _movieLibraryId);
+
+ context.Users.Add(_user);
+ context.ItemValues.AddRange(shared, other, crossLibrary);
+ context.ItemValuesMap.AddRange(
+ CreateMap(source, shared),
+ CreateMap(sourceAlternate, shared),
+ CreateMap(similar, shared),
+ CreateMap(similarAlternate, shared),
+ CreateMap(unrelated, other),
+ CreateMap(crossSource, crossLibrary),
+ CreateMap(crossLibraryPrimary, crossLibrary),
+ CreateMap(crossLibraryVersion, crossLibrary),
+ CreateMap(sameLibraryPrimary, crossLibrary),
+ CreateMap(sameLibraryVersion, crossLibrary));
+
+ context.SaveChanges();
+ }
+
+ private void AddLibrary(JellyfinDbContext context, Guid id, string name)
+ {
+ context.BaseItems.Add(new BaseItemEntity
+ {
+ Id = id,
+ Type = _folderTypeName,
+ Name = name,
+ Path = "/" + name,
+ IsFolder = true
+ });
+ }
+
+ private BaseItemEntity AddMovie(JellyfinDbContext context, Guid id, string name, Guid? primaryVersionId, Guid? libraryId = null)
+ {
+ var item = new BaseItemEntity
+ {
+ Id = id,
+ Type = _movieTypeName,
+ Name = name,
+ SortName = name,
+ ParentId = libraryId,
+ TopParentId = libraryId,
+ MediaType = "Video",
+ IsMovie = true,
+ IsFolder = false,
+ IsVirtualItem = false,
+ // An alternate presents under its primary's key, which is what collapses the group in listings.
+ PresentationUniqueKey = (primaryVersionId ?? id).ToString("N"),
+ PrimaryVersionId = primaryVersionId
+ };
+
+ context.BaseItems.Add(item);
+ return item;
+ }
+
+ private static ItemValue CreateItemValue(string value, string cleanValue)
+ => new()
+ {
+ ItemValueId = Guid.NewGuid(),
+ Type = ItemValueType.Genre,
+ Value = value,
+ CleanValue = cleanValue
+ };
+
+ private static ItemValueMap CreateMap(BaseItemEntity item, ItemValue itemValue)
+ => new()
+ {
+ ItemId = item.Id,
+ ItemValueId = itemValue.ItemValueId,
+ Item = item,
+ ItemValue = itemValue
+ };
+}
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Library/PeopleValidatorPartitionTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Library/PeopleValidatorPartitionTests.cs
new file mode 100644
index 0000000000..30f7bed208
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/Library/PeopleValidatorPartitionTests.cs
@@ -0,0 +1,117 @@
+using System;
+using System.Collections.Generic;
+using Emby.Server.Implementations.Library.Validators;
+using Xunit;
+
+namespace Jellyfin.Server.Implementations.Tests.Library;
+
+/// <summary>
+/// Tests for how the people validator decides which credits need a person item and which person items
+/// nothing credits any more. Keying either half on the item's name rather than its id put the two halves
+/// in a loop that created, refreshed and deleted the same people on every run, so these pin the id.
+/// </summary>
+public class PeopleValidatorPartitionTests
+{
+ // Stands in for the real item-by-name id: derived from the credit name, case-insensitively, and
+ // from nothing else. The property that matters is that it does not depend on the item's own name.
+ private static Guid PersonId(string creditName)
+ {
+#pragma warning disable CA5351 // Do Not Use Broken Cryptographic Algorithms
+ var hash = System.Security.Cryptography.MD5.HashData(
+ System.Text.Encoding.Unicode.GetBytes(creditName.ToLowerInvariant()));
+#pragma warning restore CA5351 // Do Not Use Broken Cryptographic Algorithms
+ return new Guid(hash);
+ }
+
+ [Fact]
+ public void PartitionCreditsByPersonId_ProviderRenamedThePerson_KeepsThemAndCreatesNothing()
+ {
+ // The credit still says "AURORA"; the item it made has been renamed to "Aurora" by the provider
+ // that refreshed it. Nothing about the library changed, so nothing should be created or deleted.
+ var credits = new[] { "AURORA" };
+ var existing = new HashSet<Guid> { PersonId("AURORA") };
+
+ var (newNames, deadIds) = PeopleValidator.PartitionCreditsByPersonId(credits, PersonId, existing);
+
+ Assert.Empty(newNames);
+ Assert.Empty(deadIds);
+ }
+
+ [Theory]
+ // Every shape of rename seen in the wild on a real library.
+ [InlineData("AURORA")]
+ [InlineData("Amir AboulEla")]
+ [InlineData("Miguel Ángel Fuentes")]
+ [InlineData("a‐ha")]
+ [InlineData("윤현민")]
+ public void PartitionCreditsByPersonId_CreditWithAnItem_IsNeverBothCreatedAndDeleted(string creditName)
+ {
+ var existing = new HashSet<Guid> { PersonId(creditName) };
+
+ var (newNames, deadIds) = PeopleValidator.PartitionCreditsByPersonId([creditName], PersonId, existing);
+
+ Assert.Empty(newNames);
+ Assert.Empty(deadIds);
+ }
+
+ [Fact]
+ public void PartitionCreditsByPersonId_CreditWithNoItem_IsCreated()
+ {
+ var (newNames, deadIds) = PeopleValidator.PartitionCreditsByPersonId(
+ ["Wanted Person"],
+ PersonId,
+ new HashSet<Guid>());
+
+ Assert.Equal(["Wanted Person"], newNames);
+ Assert.Empty(deadIds);
+ }
+
+ [Fact]
+ public void PartitionCreditsByPersonId_ItemNoCreditNames_IsDead()
+ {
+ var orphan = PersonId("Nobody Credits Me");
+ var existing = new HashSet<Guid> { PersonId("Credited"), orphan };
+
+ var (newNames, deadIds) = PeopleValidator.PartitionCreditsByPersonId(["Credited"], PersonId, existing);
+
+ Assert.Empty(newNames);
+ Assert.Equal([orphan], deadIds);
+ }
+
+ [Fact]
+ public void PartitionCreditsByPersonId_CreditsNormalizingOntoOneId_CreateOneItem()
+ {
+ // "AURORA" and "Aurora" are one person as far as the item-by-name id is concerned, so exactly
+ // one of them should create the item and neither should end up dead.
+ var (newNames, deadIds) = PeopleValidator.PartitionCreditsByPersonId(
+ ["AURORA", "Aurora", "aurora"],
+ PersonId,
+ new HashSet<Guid>());
+
+ Assert.Single(newNames);
+ Assert.Empty(deadIds);
+ }
+
+ [Fact]
+ public void PartitionCreditsByPersonId_SecondRunAfterCreating_AsksForNothingFurther()
+ {
+ // The churn showed up as a run that never settled, so drive two rounds: whatever round one
+ // created must leave round two with nothing to do.
+ string[] credits = ["AURORA", "Amir AboulEla", "Miguel Ángel Fuentes"];
+ var existing = new HashSet<Guid>();
+
+ var (firstNames, firstDead) = PeopleValidator.PartitionCreditsByPersonId(credits, PersonId, existing);
+ Assert.Equal(3, firstNames.Count);
+ Assert.Empty(firstDead);
+
+ foreach (var created in firstNames)
+ {
+ existing.Add(PersonId(created));
+ }
+
+ var (secondNames, secondDead) = PeopleValidator.PartitionCreditsByPersonId(credits, PersonId, existing);
+
+ Assert.Empty(secondNames);
+ Assert.Empty(secondDead);
+ }
+}
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Library/SqlSearchProviderTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Library/SqlSearchProviderTests.cs
new file mode 100644
index 0000000000..5aa770b9b3
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/Library/SqlSearchProviderTests.cs
@@ -0,0 +1,126 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using Emby.Server.Implementations.Data;
+using Emby.Server.Implementations.Library.Search;
+using Jellyfin.Database.Implementations;
+using Jellyfin.Database.Implementations.Entities;
+using Jellyfin.Server.Implementations.Item;
+using Jellyfin.Server.Implementations.Tests.Item;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Library;
+using Moq;
+using Xunit;
+using BaseItemKind = Jellyfin.Data.Enums.BaseItemKind;
+
+namespace Jellyfin.Server.Implementations.Tests.Library;
+
+/// <summary>
+/// Covers what <see cref="SqlSearchProvider"/> returns for a version group merged across two
+/// libraries: the primary represents the group wherever it is visible, and the version stands in
+/// for it for a user who cannot open the library the primary lives in.
+/// </summary>
+public sealed class SqlSearchProviderTests : SqliteDbTestFixture
+{
+ private static readonly Guid _movieLibraryId = Guid.Parse("aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa");
+ private static readonly Guid _movie4KLibraryId = Guid.Parse("bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb");
+ private static readonly Guid _primaryId = Guid.Parse("cccccccc-cccc-cccc-cccc-cccccccccccc");
+ private static readonly Guid _versionId = Guid.Parse("dddddddd-dddd-dddd-dddd-dddddddddddd");
+
+ private readonly SqlSearchProvider _provider;
+ private readonly Mock<ILibraryManager> _libraryManager = new();
+ private readonly User _user = new("test", "auth-provider", "reset-provider");
+
+ public SqlSearchProviderTests()
+ {
+ var itemTypeLookup = new ItemTypeLookup();
+ var movieTypeName = itemTypeLookup.BaseItemKindNames[BaseItemKind.Movie]!;
+ var folderTypeName = itemTypeLookup.BaseItemKindNames[BaseItemKind.Folder]!;
+
+ using (var context = CreateDbContext())
+ {
+ context.Users.Add(_user);
+ context.BaseItems.Add(CreateLibrary(_movieLibraryId, folderTypeName, "Movies", "/movies"));
+ context.BaseItems.Add(CreateLibrary(_movie4KLibraryId, folderTypeName, "Movies-4K", "/movies-4k"));
+ context.BaseItems.Add(CreateMovie(_primaryId, movieTypeName, _movie4KLibraryId, null));
+ context.BaseItems.Add(CreateMovie(_versionId, movieTypeName, _movieLibraryId, _primaryId));
+ context.SaveChanges();
+ }
+
+ var userManager = new Mock<IUserManager>();
+ userManager.Setup(u => u.GetUserById(_user.Id)).Returns(_user);
+
+ _provider = new SqlSearchProvider(
+ CreateDbContextFactory(),
+ itemTypeLookup,
+ _libraryManager.Object,
+ userManager.Object,
+ CreateBaseItemRepository(itemTypeLookup));
+ }
+
+ [Fact]
+ public async Task SearchAsync_UserWithoutThePrimarysLibrary_FindsTheVersion()
+ {
+ RestrictUserTo(_movieLibraryId);
+
+ var hits = await SearchAsync().ConfigureAwait(true);
+
+ Assert.Equal([_versionId], hits);
+ }
+
+ [Fact]
+ public async Task SearchAsync_UserWithBothLibraries_FindsThePrimaryOnce()
+ {
+ RestrictUserTo(_movieLibraryId, _movie4KLibraryId);
+
+ var hits = await SearchAsync().ConfigureAwait(true);
+
+ Assert.Equal([_primaryId], hits);
+ }
+
+ private void RestrictUserTo(params Guid[] libraryIds)
+ {
+ _libraryManager
+ .Setup(l => l.ConfigureUserAccess(It.IsAny<InternalItemsQuery>(), It.IsAny<User>()))
+ .Callback<InternalItemsQuery, User>((query, _) => query.TopParentIds = libraryIds);
+ }
+
+ private async Task<List<Guid>> SearchAsync()
+ {
+ var results = await _provider.SearchAsync(
+ new SearchProviderQuery { SearchTerm = "coco", UserId = _user.Id, Limit = 10 },
+ CancellationToken.None).ConfigureAwait(false);
+
+ return results.Select(r => r.ItemId).ToList();
+ }
+
+ private static BaseItemEntity CreateLibrary(Guid id, string typeName, string name, string path)
+ => new()
+ {
+ Id = id,
+ Type = typeName,
+ Name = name,
+ Path = path,
+ IsFolder = true
+ };
+
+ private static BaseItemEntity CreateMovie(Guid id, string typeName, Guid libraryId, Guid? primaryVersionId)
+ => new()
+ {
+ Id = id,
+ Type = typeName,
+ Name = "Coco",
+ CleanName = "coco",
+ SortName = "Coco",
+ MediaType = "Video",
+ IsMovie = true,
+ IsFolder = false,
+ IsVirtualItem = false,
+ ParentId = libraryId,
+ TopParentId = libraryId,
+ PresentationUniqueKey = (primaryVersionId ?? id).ToString("N"),
+ PrimaryVersionId = primaryVersionId
+ };
+}