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using System;
using System.Linq;
using Jellyfin.Database.Implementations.Entities;
using Jellyfin.Server.Implementations.Item;
using MediaBrowser.Controller.Entities;
using Xunit;
namespace Jellyfin.Server.Implementations.Tests.Item;
/// <summary>
/// Covers the user data rows <see cref="BaseItemMapper"/> hands the domain item. A domain item is
/// held for as long as its folder holds it, so a row that still points back at the entity it was
/// read with would keep that entity - and everything loaded alongside it - alive with it.
/// </summary>
public class BaseItemMapperUserDataTests
{
[Fact]
public void Map_CopiesUserDataWithoutTheEntityGraphBehindIt()
{
var itemId = Guid.NewGuid();
var userId = Guid.NewGuid();
var user = new User("someone", "Default", "Default");
var entity = new BaseItemEntity { Id = itemId, Type = "MediaBrowser.Controller.Entities.TV.Episode" };
var row = new UserData
{
ItemId = itemId,
Item = entity,
UserId = userId,
User = user,
CustomDataKey = "key",
PlayCount = 3,
PlaybackPositionTicks = 1234,
IsFavorite = true,
Played = true,
Rating = 7.5,
LastPlayedDate = new DateTime(2026, 9, 8, 0, 0, 0, DateTimeKind.Utc),
AudioStreamIndex = 1,
SubtitleStreamIndex = 2,
Likes = true
};
entity.UserData = [row];
var dto = BaseItemMapper.Map(entity, new Folder(), null);
var mapped = Assert.Single(dto.UserData);
Assert.Null(mapped.Item);
Assert.Null(mapped.User);
// The values callers actually read still come through.
Assert.Equal(itemId, mapped.ItemId);
Assert.Equal(userId, mapped.UserId);
Assert.Equal("key", mapped.CustomDataKey);
Assert.Equal(3, mapped.PlayCount);
Assert.Equal(1234, mapped.PlaybackPositionTicks);
Assert.True(mapped.IsFavorite);
Assert.True(mapped.Played);
Assert.Equal(7.5, mapped.Rating);
Assert.Equal(row.LastPlayedDate, mapped.LastPlayedDate);
Assert.Equal(1, mapped.AudioStreamIndex);
Assert.Equal(2, mapped.SubtitleStreamIndex);
Assert.True(mapped.Likes);
}
[Fact]
public void Map_WithoutUserData_YieldsAnEmptyCollection()
{
var entity = new BaseItemEntity
{
Id = Guid.NewGuid(),
Type = "MediaBrowser.Controller.Entities.Folder"
};
var dto = BaseItemMapper.Map(entity, new Folder(), null);
Assert.Empty(dto.UserData);
}
}
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