jellyfin/tests/Jellyfin.Providers.Tests/Manager/MetadataServiceTests.cs

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C#
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using System;
using System.Collections.Generic;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Audio;
using MediaBrowser.Controller.Entities.Movies;
using MediaBrowser.Controller.Entities.TV;
using MediaBrowser.Controller.Providers;
using MediaBrowser.Model.Entities;
using MediaBrowser.Providers.Manager;
using Xunit;
namespace Jellyfin.Providers.Tests.Manager
{
public class MetadataServiceTests
{
[Theory]
[InlineData(false, false)]
[InlineData(true, false)]
[InlineData(true, true)]
public void MergeBaseItemData_MergeMetadataSettings_MergesWhenSet(bool mergeMetadataSettings, bool defaultDate)
{
var newLocked = new[] { MetadataField.Cast };
var newString = "new";
var newDate = DateTime.Now;
var oldLocked = new[] { MetadataField.Genres };
var oldString = "old";
var oldDate = DateTime.UnixEpoch;
var source = new MetadataResult<Movie>
{
Item = new Movie
{
LockedFields = newLocked,
IsLocked = true,
PreferredMetadataCountryCode = newString,
PreferredMetadataLanguage = newString,
DateCreated = newDate
}
};
if (defaultDate)
{
source.Item.DateCreated = default;
}
var target = new MetadataResult<Movie>
{
Item = new Movie
{
LockedFields = oldLocked,
IsLocked = false,
PreferredMetadataCountryCode = oldString,
PreferredMetadataLanguage = oldString,
DateCreated = oldDate
}
};
MetadataService<Movie, MovieInfo>.MergeBaseItemData(source, target, Array.Empty<MetadataField>(), true, mergeMetadataSettings);
if (mergeMetadataSettings)
{
Assert.Equal(newLocked, target.Item.LockedFields);
Assert.True(target.Item.IsLocked);
Assert.Equal(newString, target.Item.PreferredMetadataCountryCode);
Assert.Equal(newString, target.Item.PreferredMetadataLanguage);
Assert.Equal(defaultDate ? oldDate : newDate, target.Item.DateCreated);
}
else
{
Assert.Equal(oldLocked, target.Item.LockedFields);
Assert.False(target.Item.IsLocked);
Assert.Equal(oldString, target.Item.PreferredMetadataCountryCode);
Assert.Equal(oldString, target.Item.PreferredMetadataLanguage);
Assert.Equal(oldDate, target.Item.DateCreated);
}
}
[Theory]
[InlineData("Name", MetadataField.Name, false)]
[InlineData("OriginalTitle", null, false)]
[InlineData("OfficialRating", MetadataField.OfficialRating)]
[InlineData("CustomRating")]
[InlineData("Tagline")]
[InlineData("Overview", MetadataField.Overview)]
[InlineData("DisplayOrder", null, false)]
[InlineData("ForcedSortName", null, false)]
public void MergeBaseItemData_StringField_ReplacesAppropriately(string propName, MetadataField? lockField = null, bool replacesWithEmpty = true)
{
var oldValue = "Old";
var newValue = "New";
// Use type Series to hit DisplayOrder
Assert.False(TestMergeBaseItemData<Series, SeriesInfo>(propName, oldValue, newValue, null, false, out _));
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if (lockField is not null)
{
Assert.False(TestMergeBaseItemData<Series, SeriesInfo>(propName, oldValue, newValue, lockField, true, out _));
Assert.False(TestMergeBaseItemData<Series, SeriesInfo>(propName, null, newValue, lockField, false, out _));
Assert.False(TestMergeBaseItemData<Series, SeriesInfo>(propName, string.Empty, newValue, lockField, false, out _));
}
Assert.True(TestMergeBaseItemData<Series, SeriesInfo>(propName, oldValue, newValue, null, true, out _));
Assert.True(TestMergeBaseItemData<Series, SeriesInfo>(propName, null, newValue, null, false, out _));
Assert.True(TestMergeBaseItemData<Series, SeriesInfo>(propName, string.Empty, newValue, null, false, out _));
var replacedWithEmpty = TestMergeBaseItemData<Series, SeriesInfo>(propName, oldValue, string.Empty, null, true, out _);
Assert.Equal(replacesWithEmpty, replacedWithEmpty);
}
[Theory]
[InlineData("Genres", MetadataField.Genres)]
[InlineData("Studios", MetadataField.Studios)]
[InlineData("Tags", MetadataField.Tags)]
[InlineData("ProductionLocations", MetadataField.ProductionLocations)]
[InlineData("AlbumArtists")]
public void MergeBaseItemData_StringArrayField_ReplacesAppropriately(string propName, MetadataField? lockField = null)
{
// Note that arrays are replaced, not merged
var oldValue = new[] { "Old" };
var newValue = new[] { "New" };
// Use type Audio to hit AlbumArtists
Assert.False(TestMergeBaseItemData<Audio, SongInfo>(propName, oldValue, newValue, null, false, out _));
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if (lockField is not null)
{
Assert.False(TestMergeBaseItemData<Audio, SongInfo>(propName, oldValue, newValue, lockField, true, out _));
Assert.False(TestMergeBaseItemData<Audio, SongInfo>(propName, Array.Empty<string>(), newValue, lockField, false, out _));
}
Assert.True(TestMergeBaseItemData<Audio, SongInfo>(propName, oldValue, newValue, null, true, out _));
Assert.True(TestMergeBaseItemData<Audio, SongInfo>(propName, Array.Empty<string>(), newValue, null, false, out _));
Assert.True(TestMergeBaseItemData<Audio, SongInfo>(propName, oldValue, Array.Empty<string>(), null, true, out _));
}
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public static TheoryData<string, object, object> MergeBaseItemData_SimpleField_ReplacesAppropriately_TestData()
=> new()
{
{ "IndexNumber", 1, 2 },
{ "ParentIndexNumber", 1, 2 },
{ "ProductionYear", 1, 2 },
{ "CommunityRating", 1.0f, 2.0f },
{ "CriticRating", 1.0f, 2.0f },
{ "EndDate", DateTime.UnixEpoch, DateTime.Now },
{ "PremiereDate", DateTime.UnixEpoch, DateTime.Now },
{ "Video3DFormat", Video3DFormat.HalfSideBySide, Video3DFormat.FullSideBySide }
};
[Theory]
[MemberData(nameof(MergeBaseItemData_SimpleField_ReplacesAppropriately_TestData))]
public void MergeBaseItemData_SimpleField_ReplacesAppropriately(string propName, object oldValue, object newValue)
{
// Use type Movie to allow testing of Video3DFormat
Assert.False(TestMergeBaseItemData<Movie, MovieInfo>(propName, oldValue, newValue, null, false, out _));
Assert.True(TestMergeBaseItemData<Movie, MovieInfo>(propName, oldValue, newValue, null, true, out _));
Assert.True(TestMergeBaseItemData<Movie, MovieInfo>(propName, null, newValue, null, false, out _));
Assert.True(TestMergeBaseItemData<Movie, MovieInfo>(propName, oldValue, null, null, true, out _));
}
[Fact]
public void MergeBaseItemData_MergeTrailers_ReplacesAppropriately()
{
string propName = "RemoteTrailers";
var oldValue = new[]
{
new MediaUrl
{
Name = "Name 1",
Url = "URL 1"
}
};
var newValue = new[]
{
new MediaUrl
{
Name = "Name 2",
Url = "URL 2"
}
};
Assert.False(TestMergeBaseItemData<Movie, MovieInfo>(propName, oldValue, newValue, null, false, out _));
Assert.True(TestMergeBaseItemData<Movie, MovieInfo>(propName, oldValue, newValue, null, true, out _));
Assert.True(TestMergeBaseItemData<Movie, MovieInfo>(propName, Array.Empty<MediaUrl>(), newValue, null, false, out _));
Assert.True(TestMergeBaseItemData<Movie, MovieInfo>(propName, oldValue, Array.Empty<MediaUrl>(), null, true, out _));
}
[Fact]
public void MergeBaseItemData_ProviderIds_MergesAppropriately()
{
var propName = "ProviderIds";
var oldValue = new Dictionary<string, string>
{
{ "provider 1", "id 1" }
};
// overwrite provider id
var overwriteNewValue = new Dictionary<string, string>
{
{ "provider 1", "id 2" }
};
Assert.False(TestMergeBaseItemData<Movie, MovieInfo>(propName, new Dictionary<string, string>(oldValue), overwriteNewValue, null, false, out _));
TestMergeBaseItemData<Movie, MovieInfo>(propName, new Dictionary<string, string>(oldValue), overwriteNewValue, null, true, out var overwritten);
Assert.Equal(overwriteNewValue, overwritten);
// merge without overwriting
var mergeNewValue = new Dictionary<string, string>
{
{ "provider 1", "id 2" },
{ "provider 2", "id 3" }
};
TestMergeBaseItemData<Movie, MovieInfo>(propName, new Dictionary<string, string>(oldValue), mergeNewValue, null, false, out var merged);
var actual = (Dictionary<string, string>)merged!;
Assert.Equal("id 1", actual["provider 1"]);
Assert.Equal("id 3", actual["provider 2"]);
// empty source results in no change
TestMergeBaseItemData<Movie, MovieInfo>(propName, new Dictionary<string, string>(oldValue), new Dictionary<string, string>(), null, true, out var notOverwritten);
Assert.Equal(oldValue, notOverwritten);
}
[Fact]
public void MergeBaseItemData_MergePeople_MergesAppropriately()
{
// PersonInfo in list is changed by merge, create new for every call
List<PersonInfo> GetOldValue()
=> new()
{
new PersonInfo
{
Name = "Name 1",
ProviderIds = new Dictionary<string, string>
{
{ "Provider 1", "1234" }
}
}
};
// overwrite provider id
var overwriteNewValue = new List<PersonInfo>
{
new()
{
Name = "Name 2"
}
};
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Assert.False(TestMergeBaseItemDataPerson(GetOldValue(), overwriteNewValue, null, false, out var result));
// People not already in target are not merged into it from source
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List<PersonInfo> actual = (List<PersonInfo>)result!;
Assert.Single(actual);
Assert.Equal("Name 1", actual[0].Name);
Assert.True(TestMergeBaseItemDataPerson(GetOldValue(), overwriteNewValue, null, true, out _));
Assert.True(TestMergeBaseItemDataPerson(new List<PersonInfo>(), overwriteNewValue, null, false, out _));
Assert.True(TestMergeBaseItemDataPerson(null, overwriteNewValue, null, false, out _));
Assert.False(TestMergeBaseItemDataPerson(GetOldValue(), overwriteNewValue, MetadataField.Cast, true, out _));
// providers merge but don't overwrite existing keys
var mergeNewValue = new List<PersonInfo>
{
new()
{
Name = "Name 1",
ProviderIds = new Dictionary<string, string>
{
{ "Provider 1", "5678" },
{ "Provider 2", "5678" }
}
}
};
TestMergeBaseItemDataPerson(GetOldValue(), mergeNewValue, null, false, out result);
actual = (List<PersonInfo>)result!;
Assert.Single(actual);
Assert.Equal("Name 1", actual[0].Name);
Assert.Equal(2, actual[0].ProviderIds.Count);
Assert.Equal("1234", actual[0].ProviderIds["Provider 1"]);
Assert.Equal("5678", actual[0].ProviderIds["Provider 2"]);
// picture adds if missing but won't overwrite (forcing overwrites entire list, not entries in merged PersonInfo)
var mergePicture1 = new List<PersonInfo>
{
new()
{
Name = "Name 1",
ImageUrl = "URL 1"
}
};
TestMergeBaseItemDataPerson(GetOldValue(), mergePicture1, null, false, out result);
actual = (List<PersonInfo>)result!;
Assert.Single(actual);
Assert.Equal("Name 1", actual[0].Name);
Assert.Equal("URL 1", actual[0].ImageUrl);
var mergePicture2 = new List<PersonInfo>
{
new()
{
Name = "Name 1",
ImageUrl = "URL 2"
}
};
TestMergeBaseItemDataPerson(mergePicture1, mergePicture2, null, false, out result);
actual = (List<PersonInfo>)result!;
Assert.Single(actual);
Assert.Equal("Name 1", actual[0].Name);
Assert.Equal("URL 1", actual[0].ImageUrl);
// empty source can be forced to overwrite a target with data
Assert.True(TestMergeBaseItemDataPerson(GetOldValue(), new List<PersonInfo>(), null, true, out _));
}
private static bool TestMergeBaseItemDataPerson(List<PersonInfo>? oldValue, List<PersonInfo>? newValue, MetadataField? lockField, bool replaceData, out object? actualValue)
{
var source = new MetadataResult<Movie>
{
Item = new Movie(),
People = newValue
};
var target = new MetadataResult<Movie>
{
Item = new Movie(),
People = oldValue
};
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var lockedFields = lockField is null ? Array.Empty<MetadataField>() : new[] { (MetadataField)lockField };
MetadataService<Movie, MovieInfo>.MergeBaseItemData(source, target, lockedFields, replaceData, false);
actualValue = target.People;
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return newValue?.Equals(actualValue) ?? actualValue is null;
}
/// <summary>
/// Makes a call to <see cref="MetadataService{TItemType,TIdType}.MergeBaseItemData"/> with the provided parameters and returns whether the target changed or not.
///
/// Reflection is used to allow testing of all fields using the same logic, rather than relying on copy/pasting test code for each field.
/// </summary>
/// <param name="propName">The property to test.</param>
/// <param name="oldValue">The initial value in the target object.</param>
/// <param name="newValue">The initial value in the source object.</param>
/// <param name="lockField">The metadata field that locks this property if the field should be locked, or <c>null</c> to leave unlocked.</param>
/// <param name="replaceData">Passed through to <see cref="MetadataService{TItemType,TIdType}.MergeBaseItemData"/>.</param>
/// <param name="actualValue">The resulting value set to the target.</param>
/// <typeparam name="TItemType">The <see cref="BaseItem"/> type to test on.</typeparam>
/// <typeparam name="TIdType">The <see cref="BaseItem"/> info type.</typeparam>
/// <returns><c>true</c> if the property on the target updates to match the source value when<see cref="MetadataService{TItemType,TIdType}.MergeBaseItemData"/> is called.</returns>
private static bool TestMergeBaseItemData<TItemType, TIdType>(string propName, object? oldValue, object? newValue, MetadataField? lockField, bool replaceData, out object? actualValue)
where TItemType : BaseItem, IHasLookupInfo<TIdType>, new()
where TIdType : ItemLookupInfo, new()
{
var property = typeof(TItemType).GetProperty(propName)!;
var source = new MetadataResult<TItemType>
{
Item = new TItemType()
};
property.SetValue(source.Item, newValue);
var target = new MetadataResult<TItemType>
{
Item = new TItemType()
};
property.SetValue(target.Item, oldValue);
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var lockedFields = lockField is null ? Array.Empty<MetadataField>() : new[] { (MetadataField)lockField };
// generic type doesn't actually matter to call the static method, just has to be filled in
MetadataService<TItemType, TIdType>.MergeBaseItemData(source, target, lockedFields, replaceData, false);
actualValue = property.GetValue(target.Item);
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return newValue?.Equals(actualValue) ?? actualValue is null;
}
}
}