2 files changed, 87 insertions, 1 deletions
diff --git a/Emby.Server.Implementations/SyncPlay/Group.cs b/Emby.Server.Implementations/SyncPlay/Group.cs
index 0095ba0a37..1142a2f0af 100644
--- a/Emby.Server.Implementations/SyncPlay/Group.cs
+++ b/Emby.Server.Implementations/SyncPlay/Group.cs
@@ -206,7 +206,8 @@ namespace Emby.Server.Implementations.SyncPlay
             foreach (var itemId in queue)
             {
                 var item = _libraryManager.GetItemById(itemId);
-                if (!item?.IsVisibleStandalone(user) ?? false)
+
+                if (!item?.IsVisibleStandalone(user) ?? true)
                 {
                     return false;
                 }
diff --git a/tests/Jellyfin.Server.Implementations.Tests/SyncPlay/GroupTests.cs b/tests/Jellyfin.Server.Implementations.Tests/SyncPlay/GroupTests.cs
new file mode 100644
index 0000000000..f011d941cc
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/SyncPlay/GroupTests.cs
@@ -0,0 +1,85 @@
+using System;
+using System.Collections.Generic;
+using Emby.Server.Implementations.SyncPlay;
+using Jellyfin.Database.Implementations.Entities;
+using MediaBrowser.Controller.Entities;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.Session;
+using Microsoft.Extensions.Logging;
+using Moq;
+using Xunit;
+
+namespace Jellyfin.Server.Implementations.Tests.SyncPlay
+{
+    public class GroupTests
+    {
+        [Fact]
+        public void HasAccessToPlayQueue_ReturnsTrue_WhenItemsAreVisible()
+        {
+            // Arrange
+            var mockLogger = new Mock<ILogger<Emby.Server.Implementations.SyncPlay.Group>>();
+            var mockLoggerFactory = new Mock<ILoggerFactory>();
+            mockLoggerFactory.Setup(x => x.CreateLogger(It.IsAny<string>())).Returns(mockLogger.Object);
+
+            var mockUserManager = new Mock<IUserManager>();
+            var mockSessionManager = new Mock<ISessionManager>();
+            var mockLibraryManager = new Mock<ILibraryManager>();
+
+            var mockItem = new Mock<BaseItem>();
+            mockItem.Setup(i => i.IsVisibleStandalone(It.IsAny<User>())).Returns(true);
+
+            mockLibraryManager.Setup(m => m.GetItemById(It.IsAny<Guid>())).Returns(mockItem.Object);
+
+            var group = new Emby.Server.Implementations.SyncPlay.Group(mockLoggerFactory.Object, mockUserManager.Object, mockSessionManager.Object, mockLibraryManager.Object);
+
+            var itemId = Guid.NewGuid();
+            var playlist = new List<Guid> { itemId };
+            group.PlayQueue.Reset();
+            group.PlayQueue.SetPlaylist(playlist);
+
+            Assert.Single(group.PlayQueue.GetPlaylist());
+            Assert.Equal(itemId, group.PlayQueue.GetPlaylist()[0].ItemId);
+
+            var user = new User("test-user", "auth-provider", "pwdreset-provider");
+
+            var result = group.HasAccessToPlayQueue(user);
+
+            Assert.True(result);
+        }
+
+        [Fact]
+        public void HasAccessToPlayQueue_ReturnsFalse_WhenLibraryReturnsNullForItem()
+        {
+            // Arrange
+            var mockLogger = new Mock<ILogger<Emby.Server.Implementations.SyncPlay.Group>>();
+            var mockLoggerFactory = new Mock<ILoggerFactory>();
+            mockLoggerFactory.Setup(x => x.CreateLogger(It.IsAny<string>())).Returns(mockLogger.Object);
+
+            var mockUserManager = new Mock<IUserManager>();
+            var mockSessionManager = new Mock<ISessionManager>();
+            var mockLibraryManager = new Mock<ILibraryManager>();
+
+            var mockItem = new Mock<BaseItem>();
+            mockItem.Setup(i => i.IsVisibleStandalone(It.IsAny<User>())).Returns(true);
+
+            mockLibraryManager.Setup(m => m.GetItemById(It.IsAny<Guid>())).Returns((BaseItem?)null);
+            Assert.Null(
+                mockLibraryManager.Object.GetItemById(Guid.NewGuid()));
+            var group = new Emby.Server.Implementations.SyncPlay.Group(mockLoggerFactory.Object, mockUserManager.Object, mockSessionManager.Object, mockLibraryManager.Object);
+
+            var itemId = Guid.NewGuid();
+            var playlist = new List<Guid> { itemId };
+            group.PlayQueue.Reset();
+            group.PlayQueue.SetPlaylist(playlist);
+
+            Assert.Single(group.PlayQueue.GetPlaylist());
+            Assert.Equal(itemId, group.PlayQueue.GetPlaylist()[0].ItemId);
+
+            var user = new User("test-user", "auth-provider", "pwdreset-provider");
+
+            var result = group.HasAccessToPlayQueue(user);
+
+            Assert.False(result);
+        }
+    }
+}