From dbd7be091d802a788e520809fe55c9063a9cdaf4 Mon Sep 17 00:00:00 2001
From: Bond_009 <bond.009@outlook.com>
Date: Mon, 14 Feb 2022 15:03:08 +0100
Subject: Fix MediaStreamSelector

---
 .../Library/MediaStreamSelectorTests.cs            | 30 ++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 tests/Jellyfin.Server.Implementations.Tests/Library/MediaStreamSelectorTests.cs

(limited to 'tests/Jellyfin.Server.Implementations.Tests/Library')

diff --git a/tests/Jellyfin.Server.Implementations.Tests/Library/MediaStreamSelectorTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Library/MediaStreamSelectorTests.cs
new file mode 100644
index 000000000..d59f2f4e5
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/Library/MediaStreamSelectorTests.cs
@@ -0,0 +1,30 @@
+using System;
+using Emby.Server.Implementations.Library;
+using MediaBrowser.Model.Entities;
+using Xunit;
+
+namespace Jellyfin.Server.Implementations.Tests.Library;
+
+public class MediaStreamSelectorTests
+{
+    [Theory]
+    [InlineData(true)]
+    [InlineData(false)]
+    public void GetDefaultAudioStreamIndex_EmptyStreams_Null(bool preferDefaultTrack)
+    {
+        Assert.Null(MediaStreamSelector.GetDefaultAudioStreamIndex(Array.Empty<MediaStream>(), Array.Empty<string>(), preferDefaultTrack));
+    }
+
+    [Theory]
+    [InlineData(true)]
+    [InlineData(false)]
+    public void GetDefaultAudioStreamIndex_WithoutDefault_NotNull(bool preferDefaultTrack)
+    {
+        var streams = new[]
+        {
+            new MediaStream()
+        };
+
+        Assert.NotNull(MediaStreamSelector.GetDefaultAudioStreamIndex(streams, Array.Empty<string>(), preferDefaultTrack));
+    }
+}
-- 
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