Merge remote-tracking branch 'upstream/master' into localization-test

78 files changed, 1566 insertions, 466 deletions

diff --git a/tests/Jellyfin.Api.Tests/Controllers/DynamicHlsControllerTests.cs b/tests/Jellyfin.Api.Tests/Controllers/DynamicHlsControllerTests.cs
new file mode 100644
index 0000000000..1170838156
--- /dev/null
+++ b/tests/Jellyfin.Api.Tests/Controllers/DynamicHlsControllerTests.cs
@@ -0,0 +1,58 @@
+using System;
+using System.Collections.Generic;
+using AutoFixture;
+using AutoFixture.AutoMoq;
+using Jellyfin.Api.Controllers;
+using Jellyfin.Api.Helpers;
+using Jellyfin.Api.Models.StreamingDtos;
+using MediaBrowser.Controller.Library;
+using MediaBrowser.Controller.MediaEncoding;
+using Moq;
+using Xunit;
+
+namespace Jellyfin.Api.Tests.Controllers
+{
+    public class DynamicHlsControllerTests
+    {
+        [Theory]
+        [MemberData(nameof(GetSegmentLengths_Success_TestData))]
+        public void GetSegmentLengths_Success(long runtimeTicks, int segmentlength, double[] expected)
+        {
+            var res = DynamicHlsController.GetSegmentLengthsInternal(runtimeTicks, segmentlength);
+            Assert.Equal(expected.Length, res.Length);
+            for (int i = 0; i < expected.Length; i++)
+            {
+                Assert.Equal(expected[i], res[i]);
+            }
+        }
+
+        public static IEnumerable<object[]> GetSegmentLengths_Success_TestData()
+        {
+            yield return new object[] { 0, 6, Array.Empty<double>() };
+            yield return new object[]
+            {
+                TimeSpan.FromSeconds(3).Ticks,
+                6,
+                new double[] { 3 }
+            };
+            yield return new object[]
+            {
+                TimeSpan.FromSeconds(6).Ticks,
+                6,
+                new double[] { 6 }
+            };
+            yield return new object[]
+            {
+                TimeSpan.FromSeconds(3.3333333).Ticks,
+                6,
+                new double[] { 3.3333333 }
+            };
+            yield return new object[]
+            {
+                TimeSpan.FromSeconds(9.3333333).Ticks,
+                6,
+                new double[] { 6, 3.3333333 }
+            };
+        }
+    }
+}
diff --git a/tests/Jellyfin.Api.Tests/Jellyfin.Api.Tests.csproj b/tests/Jellyfin.Api.Tests/Jellyfin.Api.Tests.csproj
index 397b863b70..4edd843841 100644
--- a/tests/Jellyfin.Api.Tests/Jellyfin.Api.Tests.csproj
+++ b/tests/Jellyfin.Api.Tests/Jellyfin.Api.Tests.csproj
@@ -8,9 +8,6 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
@@ -18,12 +15,12 @@
     <PackageReference Include="AutoFixture" Version="4.17.0" />
     <PackageReference Include="AutoFixture.AutoMoq" Version="4.17.0" />
     <PackageReference Include="AutoFixture.Xunit2" Version="4.17.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="5.0.5" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="5.0.8" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="5.0.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
     <PackageReference Include="Moq" Version="4.16.1" />
   </ItemGroup>
 
diff --git a/tests/Jellyfin.Common.Tests/Jellyfin.Common.Tests.csproj b/tests/Jellyfin.Common.Tests/Jellyfin.Common.Tests.csproj
index 8018b29663..e4350c3369 100644
--- a/tests/Jellyfin.Common.Tests/Jellyfin.Common.Tests.csproj
+++ b/tests/Jellyfin.Common.Tests/Jellyfin.Common.Tests.csproj
@@ -8,17 +8,15 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
+    <PackageReference Include="FsCheck.Xunit" Version="2.15.3" />
   </ItemGroup>
 
   <!-- Code Analyzers -->
diff --git a/tests/Jellyfin.Common.Tests/Json/JsonBoolNumberTests.cs b/tests/Jellyfin.Common.Tests/Json/JsonBoolNumberTests.cs
deleted file mode 100644
index 9ded01f2b1..0000000000
--- a/tests/Jellyfin.Common.Tests/Json/JsonBoolNumberTests.cs
+++ /dev/null
@@ -1,34 +0,0 @@
-using System.Text.Json;
-using MediaBrowser.Common.Json.Converters;
-using Xunit;
-
-namespace Jellyfin.Common.Tests.Json
-{
-    public static class JsonBoolNumberTests
-    {
-        [Theory]
-        [InlineData("1", true)]
-        [InlineData("0", false)]
-        [InlineData("2", true)]
-        [InlineData("true", true)]
-        [InlineData("false", false)]
-        public static void Deserialize_Number_Valid_Success(string input, bool? output)
-        {
-            var options = new JsonSerializerOptions();
-            options.Converters.Add(new JsonBoolNumberConverter());
-            var value = JsonSerializer.Deserialize<bool>(input, options);
-            Assert.Equal(value, output);
-        }
-
-        [Theory]
-        [InlineData(true, "true")]
-        [InlineData(false, "false")]
-        public static void Serialize_Bool_Success(bool input, string output)
-        {
-            var options = new JsonSerializerOptions();
-            options.Converters.Add(new JsonBoolNumberConverter());
-            var value = JsonSerializer.Serialize(input, options);
-            Assert.Equal(value, output);
-        }
-    }
-}
\ No newline at end of file
diff --git a/tests/Jellyfin.Controller.Tests/Jellyfin.Controller.Tests.csproj b/tests/Jellyfin.Controller.Tests/Jellyfin.Controller.Tests.csproj
index ad16276989..5b269a4b20 100644
--- a/tests/Jellyfin.Controller.Tests/Jellyfin.Controller.Tests.csproj
+++ b/tests/Jellyfin.Controller.Tests/Jellyfin.Controller.Tests.csproj
@@ -8,18 +8,15 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="Moq" Version="4.16.1" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
   </ItemGroup>
 
   <!-- Code Analyzers -->
diff --git a/tests/Jellyfin.Dlna.Tests/Jellyfin.Dlna.Tests.csproj b/tests/Jellyfin.Dlna.Tests/Jellyfin.Dlna.Tests.csproj
index f7c21f0721..713f6423c9 100644
--- a/tests/Jellyfin.Dlna.Tests/Jellyfin.Dlna.Tests.csproj
+++ b/tests/Jellyfin.Dlna.Tests/Jellyfin.Dlna.Tests.csproj
@@ -3,18 +3,15 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.1" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="Moq" Version="4.16.1" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
   </ItemGroup>
 
   <!-- Code Analyzers -->
diff --git a/tests/Jellyfin.Controller.Tests/AlphanumComparatorTests.cs b/tests/Jellyfin.Extensions.Tests/AlphanumericComparatorTests.cs
index 0adf098c33..7730841a1c 100644
--- a/tests/Jellyfin.Controller.Tests/AlphanumComparatorTests.cs
+++ b/tests/Jellyfin.Extensions.Tests/AlphanumericComparatorTests.cs
@@ -1,11 +1,10 @@
 using System;
 using System.Linq;
-using MediaBrowser.Controller.Sorting;
 using Xunit;
 
-namespace Jellyfin.Controller.Tests
+namespace Jellyfin.Extensions.Tests
 {
-    public class AlphanumComparatorTests
+    public class AlphanumericComparatorTests
     {
         // InlineData is pre-sorted
         [Theory]
@@ -20,10 +19,10 @@ namespace Jellyfin.Controller.Tests
         [InlineData("12345678912345678912345678913234567891", "12345678912345678912345678913234567892")]
         [InlineData("12345678912345678912345678913234567891a", "12345678912345678912345678913234567891a")]
         [InlineData("12345678912345678912345678913234567891a", "12345678912345678912345678913234567891b")]
-        public void AlphanumComparatorTest(params string?[] strings)
+        public void AlphanumericComparatorTest(params string?[] strings)
         {
             var copy = strings.Reverse().ToArray();
-            Array.Sort(copy, new AlphanumComparator());
+            Array.Sort(copy, new AlphanumericComparator());
             Assert.True(strings.SequenceEqual(copy));
         }
     }
diff --git a/tests/Jellyfin.Common.Tests/Extensions/CopyToExtensionsTests.cs b/tests/Jellyfin.Extensions.Tests/CopyToExtensionsTests.cs
index 9903409fa6..6fdca46944 100644
--- a/tests/Jellyfin.Common.Tests/Extensions/CopyToExtensionsTests.cs
+++ b/tests/Jellyfin.Extensions.Tests/CopyToExtensionsTests.cs
@@ -1,9 +1,8 @@
 using System;
 using System.Collections.Generic;
-using MediaBrowser.Common.Extensions;
 using Xunit;
 
-namespace Jellyfin.Common.Tests.Extensions
+namespace Jellyfin.Extensions.Tests
 {
     public static class CopyToExtensionsTests
     {
diff --git a/tests/Jellyfin.Extensions.Tests/Jellyfin.Extensions.Tests.csproj b/tests/Jellyfin.Extensions.Tests/Jellyfin.Extensions.Tests.csproj
new file mode 100644
index 0000000000..9272d5eef9
--- /dev/null
+++ b/tests/Jellyfin.Extensions.Tests/Jellyfin.Extensions.Tests.csproj
@@ -0,0 +1,35 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+    <IsPackable>false</IsPackable>
+    <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
+    <PackageReference Include="xunit" Version="2.4.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="coverlet.collector" Version="3.1.0">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="FsCheck.Xunit" Version="2.15.3" />
+  </ItemGroup>
+
+  <!-- Code Analyzers -->
+  <ItemGroup Condition=" '$(Configuration)' == 'Debug' ">
+    <PackageReference Include="SerilogAnalyzer" Version="0.15.0" PrivateAssets="All" />
+    <PackageReference Include="StyleCop.Analyzers" Version="1.1.118" PrivateAssets="All" />
+    <PackageReference Include="SmartAnalyzers.MultithreadingAnalyzer" Version="1.1.31" PrivateAssets="All" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="../../MediaBrowser.Model/MediaBrowser.Model.csproj" />
+    <ProjectReference Include="../../src/Jellyfin.Extensions/Jellyfin.Extensions.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonBoolNumberTests.cs b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonBoolNumberTests.cs
new file mode 100644
index 0000000000..d0e3e94568
--- /dev/null
+++ b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonBoolNumberTests.cs
@@ -0,0 +1,45 @@
+using System.Globalization;
+using System.Text.Json;
+using FsCheck;
+using FsCheck.Xunit;
+using Jellyfin.Extensions.Json.Converters;
+using Xunit;
+
+namespace Jellyfin.Extensions.Tests.Json.Converters
+{
+    public class JsonBoolNumberTests
+    {
+        private readonly JsonSerializerOptions _jsonOptions = new JsonSerializerOptions()
+        {
+            Converters =
+            {
+                new JsonBoolNumberConverter()
+            }
+        };
+
+        [Theory]
+        [InlineData("1", true)]
+        [InlineData("0", false)]
+        [InlineData("2", true)]
+        [InlineData("true", true)]
+        [InlineData("false", false)]
+        public void Deserialize_Number_Valid_Success(string input, bool? output)
+        {
+            var value = JsonSerializer.Deserialize<bool>(input, _jsonOptions);
+            Assert.Equal(value, output);
+        }
+
+        [Theory]
+        [InlineData(true, "true")]
+        [InlineData(false, "false")]
+        public void Serialize_Bool_Success(bool input, string output)
+        {
+            var value = JsonSerializer.Serialize(input, _jsonOptions);
+            Assert.Equal(value, output);
+        }
+
+        [Property]
+        public Property Deserialize_NonZeroInt_True(NonZeroInt input)
+            => JsonSerializer.Deserialize<bool>(input.ToString(), _jsonOptions).ToProperty();
+    }
+}
diff --git a/tests/Jellyfin.Common.Tests/Json/JsonCommaDelimitedArrayTests.cs b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonCommaDelimitedArrayTests.cs
index ca300401da..f2ca2ff081 100644
--- a/tests/Jellyfin.Common.Tests/Json/JsonCommaDelimitedArrayTests.cs
+++ b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonCommaDelimitedArrayTests.cs
@@ -1,11 +1,11 @@
-using System;
+using System;
 using System.Text.Json;
 using System.Text.Json.Serialization;
-using Jellyfin.Common.Tests.Models;
+using Jellyfin.Extensions.Tests.Json.Models;
 using MediaBrowser.Model.Session;
 using Xunit;
 
-namespace Jellyfin.Common.Tests.Json
+namespace Jellyfin.Extensions.Tests.Json.Converters
 {
     public static class JsonCommaDelimitedArrayTests
     {
diff --git a/tests/Jellyfin.Common.Tests/Json/JsonCommaDelimitedIReadOnlyListTests.cs b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonCommaDelimitedIReadOnlyListTests.cs
index 34ad9bac79..92886dcd28 100644
--- a/tests/Jellyfin.Common.Tests/Json/JsonCommaDelimitedIReadOnlyListTests.cs
+++ b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonCommaDelimitedIReadOnlyListTests.cs
@@ -1,10 +1,10 @@
-using System.Text.Json;
+using System.Text.Json;
 using System.Text.Json.Serialization;
-using Jellyfin.Common.Tests.Models;
+using Jellyfin.Extensions.Tests.Json.Models;
 using MediaBrowser.Model.Session;
 using Xunit;
 
-namespace Jellyfin.Common.Tests.Json
+namespace Jellyfin.Extensions.Tests.Json.Converters
 {
     public static class JsonCommaDelimitedIReadOnlyListTests
     {
diff --git a/tests/Jellyfin.Common.Tests/Json/JsonGuidConverterTests.cs b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonGuidConverterTests.cs
index dbfad3c2ff..8465d465ab 100644
--- a/tests/Jellyfin.Common.Tests/Json/JsonGuidConverterTests.cs
+++ b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonGuidConverterTests.cs
@@ -1,9 +1,9 @@
 using System;
 using System.Text.Json;
-using MediaBrowser.Common.Json.Converters;
+using Jellyfin.Extensions.Json.Converters;
 using Xunit;
 
-namespace Jellyfin.Common.Tests.Json
+namespace Jellyfin.Extensions.Tests.Json.Converters
 {
     public class JsonGuidConverterTests
     {
diff --git a/tests/Jellyfin.Model.Tests/Entities/JsonLowerCaseConverterTests.cs b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonLowerCaseConverterTests.cs
index 955d296cc8..af9227de27 100644
--- a/tests/Jellyfin.Model.Tests/Entities/JsonLowerCaseConverterTests.cs
+++ b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonLowerCaseConverterTests.cs
@@ -1,9 +1,10 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
+using Jellyfin.Extensions.Json.Converters;
 using MediaBrowser.Model.Entities;
 using Xunit;
 
-namespace Jellyfin.Model.Tests.Entities
+namespace Jellyfin.Extensions.Tests.Json.Converters
 {
     public class JsonLowerCaseConverterTests
     {
diff --git a/tests/Jellyfin.Common.Tests/Json/JsonNullableGuidConverterTests.cs b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonNullableGuidConverterTests.cs
index cb3b66c4c5..b0dbc09e4f 100644
--- a/tests/Jellyfin.Common.Tests/Json/JsonNullableGuidConverterTests.cs
+++ b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonNullableGuidConverterTests.cs
@@ -1,9 +1,9 @@
 using System;
 using System.Text.Json;
-using MediaBrowser.Common.Json.Converters;
+using Jellyfin.Extensions.Json.Converters;
 using Xunit;
 
-namespace Jellyfin.Common.Tests.Json
+namespace Jellyfin.Extensions.Tests.Json.Converters
 {
     public class JsonNullableGuidConverterTests
     {
diff --git a/tests/Jellyfin.Common.Tests/Json/JsonStringConverterTests.cs b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonStringConverterTests.cs
index fd77694b30..655e070742 100644
--- a/tests/Jellyfin.Common.Tests/Json/JsonStringConverterTests.cs
+++ b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonStringConverterTests.cs
@@ -1,19 +1,18 @@
-using System.Text.Json;
-using MediaBrowser.Common.Json.Converters;
+using System.Text.Json;
+using Jellyfin.Extensions.Json.Converters;
 using Xunit;
 
-namespace Jellyfin.Common.Tests.Json
+namespace Jellyfin.Extensions.Tests.Json.Converters
 {
     public class JsonStringConverterTests
     {
-        private readonly JsonSerializerOptions _jsonSerializerOptions
-            = new ()
+        private readonly JsonSerializerOptions _jsonSerializerOptions = new ()
+        {
+            Converters =
             {
-                Converters =
-                {
-                    new JsonStringConverter()
-                }
-            };
+                new JsonStringConverter()
+            }
+        };
 
         [Theory]
         [InlineData("\"test\"", "test")]
@@ -36,4 +35,4 @@ namespace Jellyfin.Common.Tests.Json
             Assert.Equal(deserialized, output);
         }
     }
-}
\ No newline at end of file
+}
diff --git a/tests/Jellyfin.Common.Tests/Json/JsonVersionConverterTests.cs b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonVersionConverterTests.cs
index f2cefdbf8e..5fbac7eab0 100644
--- a/tests/Jellyfin.Common.Tests/Json/JsonVersionConverterTests.cs
+++ b/tests/Jellyfin.Extensions.Tests/Json/Converters/JsonVersionConverterTests.cs
@@ -1,9 +1,9 @@
-using System;
+using System;
 using System.Text.Json;
-using MediaBrowser.Common.Json.Converters;
+using Jellyfin.Extensions.Json.Converters;
 using Xunit;
 
-namespace Jellyfin.Common.Tests.Json
+namespace Jellyfin.Extensions.Tests.Json.Converters
 {
     public class JsonVersionConverterTests
     {
diff --git a/tests/Jellyfin.Common.Tests/Models/GenericBodyArrayModel.cs b/tests/Jellyfin.Extensions.Tests/Json/Models/GenericBodyArrayModel.cs
index 276e1bfbe2..ef135278fd 100644
--- a/tests/Jellyfin.Common.Tests/Models/GenericBodyArrayModel.cs
+++ b/tests/Jellyfin.Extensions.Tests/Json/Models/GenericBodyArrayModel.cs
@@ -1,8 +1,8 @@
-using System.Diagnostics.CodeAnalysis;
+using System.Diagnostics.CodeAnalysis;
 using System.Text.Json.Serialization;
-using MediaBrowser.Common.Json.Converters;
+using Jellyfin.Extensions.Json.Converters;
 
-namespace Jellyfin.Common.Tests.Models
+namespace Jellyfin.Extensions.Tests.Json.Models
 {
     /// <summary>
     /// The generic body model.
diff --git a/tests/Jellyfin.Common.Tests/Models/GenericBodyIReadOnlyListModel.cs b/tests/Jellyfin.Extensions.Tests/Json/Models/GenericBodyIReadOnlyListModel.cs
index 627454b25f..8e7b5a35b4 100644
--- a/tests/Jellyfin.Common.Tests/Models/GenericBodyIReadOnlyListModel.cs
+++ b/tests/Jellyfin.Extensions.Tests/Json/Models/GenericBodyIReadOnlyListModel.cs
@@ -1,8 +1,8 @@
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Text.Json.Serialization;
-using MediaBrowser.Common.Json.Converters;
+using Jellyfin.Extensions.Json.Converters;
 
-namespace Jellyfin.Common.Tests.Models
+namespace Jellyfin.Extensions.Tests.Json.Models
 {
     /// <summary>
     /// The generic body <c>IReadOnlyList</c> model.
diff --git a/tests/Jellyfin.Common.Tests/Extensions/ShuffleExtensionsTests.cs b/tests/Jellyfin.Extensions.Tests/ShuffleExtensionsTests.cs
index cbdbcf112c..c72216d94b 100644
--- a/tests/Jellyfin.Common.Tests/Extensions/ShuffleExtensionsTests.cs
+++ b/tests/Jellyfin.Extensions.Tests/ShuffleExtensionsTests.cs
@@ -1,8 +1,7 @@
 using System;
-using MediaBrowser.Common.Extensions;
 using Xunit;
 
-namespace Jellyfin.Common.Tests.Extensions
+namespace Jellyfin.Extensions.Tests
 {
     public static class ShuffleExtensionsTests
     {
diff --git a/tests/Jellyfin.Extensions.Tests/StringExtensionsTests.cs b/tests/Jellyfin.Extensions.Tests/StringExtensionsTests.cs
new file mode 100644
index 0000000000..d1aa2e4764
--- /dev/null
+++ b/tests/Jellyfin.Extensions.Tests/StringExtensionsTests.cs
@@ -0,0 +1,18 @@
+using System;
+using Xunit;
+
+namespace Jellyfin.Extensions.Tests
+{
+    public class StringExtensionsTests
+    {
+        [Theory]
+        [InlineData("", '_', 0)]
+        [InlineData("___", '_', 3)]
+        [InlineData("test\x00", '\x00', 1)]
+        [InlineData("Imdb=tt0119567|Tmdb=330|TmdbCollection=328", '|', 2)]
+        public void ReadOnlySpan_Count_Success(string str, char needle, int count)
+        {
+            Assert.Equal(count, str.AsSpan().Count(needle));
+        }
+    }
+}
diff --git a/tests/Jellyfin.MediaEncoding.Tests/FFprobeParserTests.cs b/tests/Jellyfin.MediaEncoding.Tests/FFprobeParserTests.cs
index 415682e855..2955104a27 100644
--- a/tests/Jellyfin.MediaEncoding.Tests/FFprobeParserTests.cs
+++ b/tests/Jellyfin.MediaEncoding.Tests/FFprobeParserTests.cs
@@ -1,7 +1,7 @@
 using System.IO;
 using System.Text.Json;
 using System.Threading.Tasks;
-using MediaBrowser.Common.Json;
+using Jellyfin.Extensions.Json;
 using MediaBrowser.MediaEncoding.Probing;
 using Xunit;
 
@@ -14,9 +14,10 @@ namespace Jellyfin.MediaEncoding.Tests
         public async Task Test(string fileName)
         {
             var path = Path.Join("Test Data", fileName);
-            using (var stream = File.OpenRead(path))
+            await using (var stream = File.OpenRead(path))
             {
-                await JsonSerializer.DeserializeAsync<InternalMediaInfoResult>(stream, JsonDefaults.Options).ConfigureAwait(false);
+                var res = await JsonSerializer.DeserializeAsync<InternalMediaInfoResult>(stream, JsonDefaults.Options).ConfigureAwait(false);
+                Assert.NotNull(res);
             }
         }
     }
diff --git a/tests/Jellyfin.MediaEncoding.Tests/Jellyfin.MediaEncoding.Tests.csproj b/tests/Jellyfin.MediaEncoding.Tests/Jellyfin.MediaEncoding.Tests.csproj
index 8321d02552..a6a948e2b7 100644
--- a/tests/Jellyfin.MediaEncoding.Tests/Jellyfin.MediaEncoding.Tests.csproj
+++ b/tests/Jellyfin.MediaEncoding.Tests/Jellyfin.MediaEncoding.Tests.csproj
@@ -8,9 +8,6 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
@@ -21,10 +18,10 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
   </ItemGroup>
 
   <!-- Code Analyzers -->
diff --git a/tests/Jellyfin.MediaEncoding.Tests/Probing/ProbeResultNormalizerTests.cs b/tests/Jellyfin.MediaEncoding.Tests/Probing/ProbeResultNormalizerTests.cs
index 69e2aa4372..d8089eea2d 100644
--- a/tests/Jellyfin.MediaEncoding.Tests/Probing/ProbeResultNormalizerTests.cs
+++ b/tests/Jellyfin.MediaEncoding.Tests/Probing/ProbeResultNormalizerTests.cs
@@ -1,6 +1,8 @@
+using System;
+using System.Globalization;
 using System.IO;
 using System.Text.Json;
-using MediaBrowser.Common.Json;
+using Jellyfin.Extensions.Json;
 using MediaBrowser.MediaEncoding.Probing;
 using MediaBrowser.Model.Entities;
 using MediaBrowser.Model.MediaInfo;
@@ -17,9 +19,9 @@ namespace Jellyfin.MediaEncoding.Tests.Probing
         [Fact]
         public void GetMediaInfo_MetaData_Success()
         {
-            var bytes = File.ReadAllBytes("Test Data/Probing/some_matadata.json");
+            var bytes = File.ReadAllBytes("Test Data/Probing/video_metadata.json");
             var internalMediaInfoResult = JsonSerializer.Deserialize<InternalMediaInfoResult>(bytes, _jsonOptions);
-            MediaInfo res = _probeResultNormalizer.GetMediaInfo(internalMediaInfoResult, VideoType.VideoFile, false, "Test Data/Probing/some_matadata.mkv", MediaProtocol.File);
+            MediaInfo res = _probeResultNormalizer.GetMediaInfo(internalMediaInfoResult, VideoType.VideoFile, false, "Test Data/Probing/video_metadata.mkv", MediaProtocol.File);
 
             Assert.Single(res.MediaStreams);
 
@@ -52,5 +54,22 @@ namespace Jellyfin.MediaEncoding.Tests.Probing
             Assert.Empty(res.Chapters);
             Assert.Equal("Just color bars", res.Overview);
         }
+
+        [Fact]
+        public void GetMediaInfo_MusicVideo_Success()
+        {
+            var bytes = File.ReadAllBytes("Test Data/Probing/music_video_metadata.json");
+            var internalMediaInfoResult = JsonSerializer.Deserialize<InternalMediaInfoResult>(bytes, _jsonOptions);
+            MediaInfo res = _probeResultNormalizer.GetMediaInfo(internalMediaInfoResult, VideoType.VideoFile, false, "Test Data/Probing/music_video.mkv", MediaProtocol.File);
+
+            Assert.Equal("The Title", res.Name);
+            Assert.Equal("Title, The", res.ForcedSortName);
+            Assert.Single(res.Artists);
+            Assert.Equal("The Artist", res.Artists[0]);
+            Assert.Equal("Album", res.Album);
+            Assert.Equal(2021, res.ProductionYear);
+            Assert.True(res.PremiereDate.HasValue);
+            Assert.Equal(DateTime.Parse("2021-01-01T00:00Z", DateTimeFormatInfo.CurrentInfo).ToUniversalTime(), res.PremiereDate);
+        }
     }
 }
diff --git a/tests/Jellyfin.MediaEncoding.Tests/Test Data/Probing/music_video_metadata.json b/tests/Jellyfin.MediaEncoding.Tests/Test Data/Probing/music_video_metadata.json
new file mode 100644
index 0000000000..97d6600a4a
--- /dev/null
+++ b/tests/Jellyfin.MediaEncoding.Tests/Test Data/Probing/music_video_metadata.json
@@ -0,0 +1,111 @@
+{
+    "streams": [
+        {
+            "index": 0,
+            "codec_name": "h264",
+            "codec_long_name": "H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10",
+            "profile": "High",
+            "codec_type": "video",
+            "codec_time_base": "1001/48000",
+            "codec_tag_string": "[0][0][0][0]",
+            "codec_tag": "0x0000",
+            "width": 1920,
+            "height": 1080,
+            "coded_width": 1920,
+            "coded_height": 1088,
+            "closed_captions": 0,
+            "has_b_frames": 0,
+            "sample_aspect_ratio": "1:1",
+            "display_aspect_ratio": "16:9",
+            "pix_fmt": "yuv420p",
+            "level": 42,
+            "chroma_location": "left",
+            "field_order": "progressive",
+            "refs": 1,
+            "is_avc": "true",
+            "nal_length_size": "4",
+            "r_frame_rate": "24000/1001",
+            "avg_frame_rate": "24000/1001",
+            "time_base": "1/1000",
+            "start_pts": 0,
+            "start_time": "0.000000",
+            "bits_per_raw_sample": "8",
+            "disposition": {
+                "default": 1,
+                "dub": 0,
+                "original": 0,
+                "comment": 0,
+                "lyrics": 0,
+                "karaoke": 0,
+                "forced": 0,
+                "hearing_impaired": 0,
+                "visual_impaired": 0,
+                "clean_effects": 0,
+                "attached_pic": 0,
+                "timed_thumbnails": 0
+            },
+            "tags": {
+                "language": "eng"
+            }
+        },
+        {
+            "index": 1,
+            "codec_name": "aac",
+            "codec_long_name": "AAC (Advanced Audio Coding)",
+            "profile": "LC",
+            "codec_type": "audio",
+            "codec_time_base": "1/48000",
+            "codec_tag_string": "[0][0][0][0]",
+            "codec_tag": "0x0000",
+            "sample_fmt": "fltp",
+            "sample_rate": "48000",
+            "channels": 2,
+            "channel_layout": "stereo",
+            "bits_per_sample": 0,
+            "r_frame_rate": "0/0",
+            "avg_frame_rate": "0/0",
+            "time_base": "1/1000",
+            "start_pts": 0,
+            "start_time": "0.000000",
+            "disposition": {
+                "default": 1,
+                "dub": 0,
+                "original": 0,
+                "comment": 0,
+                "lyrics": 0,
+                "karaoke": 0,
+                "forced": 0,
+                "hearing_impaired": 0,
+                "visual_impaired": 0,
+                "clean_effects": 0,
+                "attached_pic": 0,
+                "timed_thumbnails": 0
+            },
+            "tags": {
+                "language": "eng"
+            }
+        }
+    ],
+    "chapters": [
+    ],
+    "format": {
+        "filename": "music_video.mkv",
+        "nb_streams": 2,
+        "nb_programs": 0,
+        "format_name": "matroska,webm",
+        "format_long_name": "Matroska / WebM",
+        "start_time": "0.000000",
+        "duration": "180.000000",
+        "size": "500000000",
+        "bit_rate": "22222222",
+        "probe_score": 100,
+        "tags": {
+            "TITLE-eng": "The Title",
+            "TITLESORT": "Title, The",
+            "ARTIST": "The Artist",
+            "ARTISTSORT": "Artist, The",
+            "ALBUM": "Album",
+            "DATE_RELEASED": "2021-01-01"
+        }
+    }
+}
diff --git a/tests/Jellyfin.MediaEncoding.Tests/Test Data/Probing/some_matadata.json b/tests/Jellyfin.MediaEncoding.Tests/Test Data/Probing/video_metadata.json
index 720fc5c8fa..720fc5c8fa 100644
--- a/tests/Jellyfin.MediaEncoding.Tests/Test Data/Probing/some_matadata.json
+++ b/tests/Jellyfin.MediaEncoding.Tests/Test Data/Probing/video_metadata.json
diff --git a/tests/Jellyfin.Model.Tests/Entities/MediaStreamTests.cs b/tests/Jellyfin.Model.Tests/Entities/MediaStreamTests.cs
new file mode 100644
index 0000000000..e2274e19ee
--- /dev/null
+++ b/tests/Jellyfin.Model.Tests/Entities/MediaStreamTests.cs
@@ -0,0 +1,76 @@
+using MediaBrowser.Model.Entities;
+using Xunit;
+
+namespace Jellyfin.Model.Tests.Entities
+{
+    public class MediaStreamTests
+    {
+        [Theory]
+        [InlineData(null, null, false, null)]
+        [InlineData(null, 0, false, null)]
+        [InlineData(0, null, false, null)]
+        [InlineData(640, 480, false, "480p")]
+        [InlineData(640, 480, true, "480i")]
+        [InlineData(720, 576, false, "576p")]
+        [InlineData(720, 576, true, "576i")]
+        [InlineData(960, 540, false, "540p")]
+        [InlineData(960, 540, true, "540i")]
+        [InlineData(1280, 720, false, "720p")]
+        [InlineData(1280, 720, true, "720i")]
+        [InlineData(1920, 1080, false, "1080p")]
+        [InlineData(1920, 1080, true, "1080i")]
+        [InlineData(4096, 3072, false, "4K")]
+        [InlineData(8192, 6144, false, "8K")]
+        [InlineData(512, 384, false, "480p")]
+        [InlineData(576, 336, false, "480p")]
+        [InlineData(624, 352, false, "480p")]
+        [InlineData(640, 352, false, "480p")]
+        [InlineData(704, 396, false, "480p")]
+        [InlineData(720, 404, false, "480p")]
+        [InlineData(720, 480, false, "480p")]
+        [InlineData(768, 576, false, "576p")]
+        [InlineData(960, 720, false, "720p")]
+        [InlineData(1280, 528, false, "720p")]
+        [InlineData(1280, 532, false, "720p")]
+        [InlineData(1280, 534, false, "720p")]
+        [InlineData(1280, 536, false, "720p")]
+        [InlineData(1280, 544, false, "720p")]
+        [InlineData(1280, 690, false, "720p")]
+        [InlineData(1280, 694, false, "720p")]
+        [InlineData(1280, 696, false, "720p")]
+        [InlineData(1280, 716, false, "720p")]
+        [InlineData(1280, 718, false, "720p")]
+        [InlineData(1912, 792, false, "1080p")]
+        [InlineData(1916, 1076, false, "1080p")]
+        [InlineData(1918, 1080, false, "1080p")]
+        [InlineData(1920, 796, false, "1080p")]
+        [InlineData(1920, 800, false, "1080p")]
+        [InlineData(1920, 802, false, "1080p")]
+        [InlineData(1920, 804, false, "1080p")]
+        [InlineData(1920, 808, false, "1080p")]
+        [InlineData(1920, 816, false, "1080p")]
+        [InlineData(1920, 856, false, "1080p")]
+        [InlineData(1920, 960, false, "1080p")]
+        [InlineData(1920, 1024, false, "1080p")]
+        [InlineData(1920, 1040, false, "1080p")]
+        [InlineData(1920, 1072, false, "1080p")]
+        [InlineData(1440, 1072, false, "1080p")]
+        [InlineData(1440, 1080, false, "1080p")]
+        [InlineData(3840, 1600, false, "4K")]
+        [InlineData(3840, 1606, false, "4K")]
+        [InlineData(3840, 1608, false, "4K")]
+        [InlineData(3840, 2160, false, "4K")]
+        [InlineData(7680, 4320, false, "8K")]
+        public void GetResolutionText_Valid(int? width, int? height, bool interlaced, string expected)
+        {
+            var mediaStream = new MediaStream()
+            {
+                Width = width,
+                Height = height,
+                IsInterlaced = interlaced
+            };
+
+            Assert.Equal(expected, mediaStream.GetResolutionText());
+        }
+    }
+}
diff --git a/tests/Jellyfin.Model.Tests/Extensions/StringHelperTests.cs b/tests/Jellyfin.Model.Tests/Extensions/StringHelperTests.cs
index 5864a05094..0a4e060df6 100644
--- a/tests/Jellyfin.Model.Tests/Extensions/StringHelperTests.cs
+++ b/tests/Jellyfin.Model.Tests/Extensions/StringHelperTests.cs
@@ -1,3 +1,6 @@
+using System;
+using FsCheck;
+using FsCheck.Xunit;
 using MediaBrowser.Model.Extensions;
 using Xunit;
 
@@ -10,9 +13,20 @@ namespace Jellyfin.Model.Tests.Extensions
         [InlineData("banana", "Banana")]
         [InlineData("Banana", "Banana")]
         [InlineData("ä", "Ä")]
+        [InlineData("\027", "\027")]
         public void StringHelper_ValidArgs_Success(string input, string expectedResult)
         {
             Assert.Equal(expectedResult, StringHelper.FirstToUpper(input));
         }
+
+        [Property]
+        public Property FirstToUpper_RandomArg_Correct(NonEmptyString input)
+        {
+            var result = StringHelper.FirstToUpper(input.Item);
+
+            // We check IsLower instead of IsUpper because both return false for non-letters
+            return (!char.IsLower(result[0])).Label("First char is uppercase")
+                .And(input.Item.Length == 1 || result[1..].Equals(input.Item[1..], StringComparison.Ordinal)).Label("Remaining chars are unmodified");
+        }
     }
 }
diff --git a/tests/Jellyfin.Model.Tests/Jellyfin.Model.Tests.csproj b/tests/Jellyfin.Model.Tests/Jellyfin.Model.Tests.csproj
index c5b51ef766..06ff22c7e0 100644
--- a/tests/Jellyfin.Model.Tests/Jellyfin.Model.Tests.csproj
+++ b/tests/Jellyfin.Model.Tests/Jellyfin.Model.Tests.csproj
@@ -3,17 +3,15 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
+    <PackageReference Include="FsCheck.Xunit" Version="2.15.3" />
   </ItemGroup>
 
   <!-- Code Analyzers -->
diff --git a/tests/Jellyfin.Naming.Tests/Jellyfin.Naming.Tests.csproj b/tests/Jellyfin.Naming.Tests/Jellyfin.Naming.Tests.csproj
index ebb134fc3c..510c8f60a3 100644
--- a/tests/Jellyfin.Naming.Tests/Jellyfin.Naming.Tests.csproj
+++ b/tests/Jellyfin.Naming.Tests/Jellyfin.Naming.Tests.csproj
@@ -8,17 +8,14 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/tests/Jellyfin.Naming.Tests/TV/EpisodeNumberTests.cs b/tests/Jellyfin.Naming.Tests/TV/EpisodeNumberTests.cs
index 921c2b1f57..2873f61613 100644
--- a/tests/Jellyfin.Naming.Tests/TV/EpisodeNumberTests.cs
+++ b/tests/Jellyfin.Naming.Tests/TV/EpisodeNumberTests.cs
@@ -70,7 +70,8 @@ namespace Jellyfin.Naming.Tests.TV
         [InlineData("Log Horizon 2/[HorribleSubs] Log Horizon 2 - 03 [720p].mkv", 3)] // digit in series name
         [InlineData("Season 1/seriesname 05.mkv", 5)] // no hyphen between series name and episode number
         [InlineData("[BBT-RMX] Ranma ½ - 154 [50AC421A].mkv", 154)] // hyphens in the pre-name info, triple digit episode number
-        // TODO: [InlineData("Case Closed (1996-2007)/Case Closed - 317.mkv", 317)] // triple digit episode number
+        [InlineData("Season 2/Episode 21 - 94 Meetings.mp4", 21)] // Title starts with a number
+        // [InlineData("Case Closed (1996-2007)/Case Closed - 317.mkv", 317)] // triple digit episode number
         // TODO: [InlineData("Season 2/16 12 Some Title.avi", 16)]
         // TODO: [InlineData("/The.Legend.of.Condor.Heroes.2017.V2.web-dl.1080p.h264.aac-hdctv/The.Legend.of.Condor.Heroes.2017.E07.V2.web-dl.1080p.h264.aac-hdctv.mkv", 7)]
         // TODO: [InlineData("Season 4/Uchuu.Senkan.Yamato.2199.E03.avi", 3)]
diff --git a/tests/Jellyfin.Naming.Tests/TV/SimpleEpisodeTests.cs b/tests/Jellyfin.Naming.Tests/TV/SimpleEpisodeTests.cs
index 89579c0376..6d49ac832d 100644
--- a/tests/Jellyfin.Naming.Tests/TV/SimpleEpisodeTests.cs
+++ b/tests/Jellyfin.Naming.Tests/TV/SimpleEpisodeTests.cs
@@ -21,7 +21,8 @@ namespace Jellyfin.Naming.Tests.TV
         [InlineData("[Baz-Bar]Foo - [1080p][Multiple Subtitle]/[Baz-Bar] Foo - 05 [1080p][Multiple Subtitle].mkv", "Foo", null, 5)]
         [InlineData(@"/Foo/The.Series.Name.S01E04.WEBRip.x264-Baz[Bar]/the.series.name.s01e04.webrip.x264-Baz[Bar].mkv", "The.Series.Name", 1, 4)]
         [InlineData(@"Love.Death.and.Robots.S01.1080p.NF.WEB-DL.DDP5.1.x264-NTG/Love.Death.and.Robots.S01E01.Sonnies.Edge.1080p.NF.WEB-DL.DDP5.1.x264-NTG.mkv", "Love.Death.and.Robots", 1, 1)]
-        // TODO: [InlineData("[Baz-Bar]Foo - 01 - 12[1080p][Multiple Subtitle]/[Baz-Bar] Foo - 05 [1080p][Multiple Subtitle].mkv", "Foo", null, 5)]
+        [InlineData("[YuiSubs] Tensura Nikki - Tensei Shitara Slime Datta Ken/[YuiSubs] Tensura Nikki - Tensei Shitara Slime Datta Ken - 12 (NVENC H.265 1080p).mkv", "Tensura Nikki - Tensei Shitara Slime Datta Ken", null, 12)]
+        [InlineData("[Baz-Bar]Foo - 01 - 12[1080p][Multiple Subtitle]/[Baz-Bar] Foo - 05 [1080p][Multiple Subtitle].mkv", "Foo", null, 5)]
         // TODO: [InlineData("E:\\Anime\\Yahari Ore no Seishun Love Comedy wa Machigatteiru\\Yahari Ore no Seishun Love Comedy wa Machigatteiru. Zoku\\Oregairu Zoku 11 - Hayama Hayato Always Renconds to Everyone's Expectations..mkv", "Yahari Ore no Seishun Love Comedy wa Machigatteiru", null, 11)]
         // TODO: [InlineData(@"/Library/Series/The Grand Tour (2016)/Season 1/S01E01 The Holy Trinity.mkv", "The Grand Tour", 1, 1)]
         public void TestSimple(string path, string seriesName, int? seasonNumber, int? episodeNumber)
diff --git a/tests/Jellyfin.Naming.Tests/Video/CleanDateTimeTests.cs b/tests/Jellyfin.Naming.Tests/Video/CleanDateTimeTests.cs
index 950899d7e7..b1141df479 100644
--- a/tests/Jellyfin.Naming.Tests/Video/CleanDateTimeTests.cs
+++ b/tests/Jellyfin.Naming.Tests/Video/CleanDateTimeTests.cs
@@ -58,7 +58,7 @@ namespace Jellyfin.Naming.Tests.Video
         {
             input = Path.GetFileName(input);
 
-            var result = new VideoResolver(_namingOptions).CleanDateTime(input);
+            var result = VideoResolver.CleanDateTime(input, _namingOptions);
 
             Assert.Equal(expectedName, result.Name, true);
             Assert.Equal(expectedYear, result.Year);
diff --git a/tests/Jellyfin.Naming.Tests/Video/CleanStringTests.cs b/tests/Jellyfin.Naming.Tests/Video/CleanStringTests.cs
index a720bdadeb..fb050cf5a7 100644
--- a/tests/Jellyfin.Naming.Tests/Video/CleanStringTests.cs
+++ b/tests/Jellyfin.Naming.Tests/Video/CleanStringTests.cs
@@ -7,7 +7,7 @@ namespace Jellyfin.Naming.Tests.Video
 {
     public sealed class CleanStringTests
     {
-        private readonly VideoResolver _videoResolver = new VideoResolver(new NamingOptions());
+        private readonly NamingOptions _namingOptions = new NamingOptions();
 
         [Theory]
         [InlineData("Super movie 480p.mp4", "Super movie")]
@@ -26,7 +26,7 @@ namespace Jellyfin.Naming.Tests.Video
         // FIXME: [InlineData("After The Sunset - [0004].mkv", "After The Sunset")]
         public void CleanStringTest_NeedsCleaning_Success(string input, string expectedName)
         {
-            Assert.True(_videoResolver.TryCleanString(input, out ReadOnlySpan<char> newName));
+            Assert.True(VideoResolver.TryCleanString(input, _namingOptions, out ReadOnlySpan<char> newName));
             // TODO: compare spans when XUnit supports it
             Assert.Equal(expectedName, newName.ToString());
         }
@@ -41,7 +41,7 @@ namespace Jellyfin.Naming.Tests.Video
         [InlineData("Run lola run (lola rennt) (2009).mp4")]
         public void CleanStringTest_DoesntNeedCleaning_False(string? input)
         {
-            Assert.False(_videoResolver.TryCleanString(input, out ReadOnlySpan<char> newName));
+            Assert.False(VideoResolver.TryCleanString(input, _namingOptions, out ReadOnlySpan<char> newName));
             Assert.True(newName.IsEmpty);
         }
     }
diff --git a/tests/Jellyfin.Naming.Tests/Video/ExtraTests.cs b/tests/Jellyfin.Naming.Tests/Video/ExtraTests.cs
index 2f173b0ce0..f872f94f8e 100644
--- a/tests/Jellyfin.Naming.Tests/Video/ExtraTests.cs
+++ b/tests/Jellyfin.Naming.Tests/Video/ExtraTests.cs
@@ -104,13 +104,6 @@ namespace Jellyfin.Naming.Tests.Video
             Assert.Equal(rule, res.Rule);
         }
 
-        [Fact]
-        public void TestFlagsParser()
-        {
-            var flags = new FlagParser(_videoOptions).GetFlags(string.Empty);
-            Assert.Empty(flags);
-        }
-
         private ExtraResolver GetExtraTypeParser(NamingOptions videoOptions)
         {
             return new ExtraResolver(videoOptions);
diff --git a/tests/Jellyfin.Naming.Tests/Video/Format3DTests.cs b/tests/Jellyfin.Naming.Tests/Video/Format3DTests.cs
index 69de96a47a..1762b91b9d 100644
--- a/tests/Jellyfin.Naming.Tests/Video/Format3DTests.cs
+++ b/tests/Jellyfin.Naming.Tests/Video/Format3DTests.cs
@@ -22,8 +22,7 @@ namespace Jellyfin.Naming.Tests.Video
         [Fact]
         public void Test3DName()
         {
-            var result =
-                new VideoResolver(_namingOptions).ResolveFile(@"C:/Users/media/Desktop/Video Test/Movies/Oblivion/Oblivion.3d.hsbs.mkv");
+            var result = VideoResolver.ResolveFile(@"C:/Users/media/Desktop/Video Test/Movies/Oblivion/Oblivion.3d.hsbs.mkv", _namingOptions);
 
             Assert.Equal("hsbs", result?.Format3D);
             Assert.Equal("Oblivion", result?.Name);
@@ -58,15 +57,13 @@ namespace Jellyfin.Naming.Tests.Video
 
         private void Test(string input, bool is3D, string? format3D)
         {
-            var parser = new Format3DParser(_namingOptions);
-
-            var result = parser.Parse(input);
+            var result = Format3DParser.Parse(input, _namingOptions);
 
             Assert.Equal(is3D, result.Is3D);
 
             if (format3D == null)
             {
-                Assert.Null(result.Format3D);
+                Assert.Null(result?.Format3D);
             }
             else
             {
diff --git a/tests/Jellyfin.Naming.Tests/Video/MultiVersionTests.cs b/tests/Jellyfin.Naming.Tests/Video/MultiVersionTests.cs
index 6e803593e8..d02f8ae924 100644
--- a/tests/Jellyfin.Naming.Tests/Video/MultiVersionTests.cs
+++ b/tests/Jellyfin.Naming.Tests/Video/MultiVersionTests.cs
@@ -9,7 +9,7 @@ namespace Jellyfin.Naming.Tests.Video
 {
     public class MultiVersionTests
     {
-        private readonly VideoListResolver _videoListResolver = new VideoListResolver(new NamingOptions());
+        private readonly NamingOptions _namingOptions = new NamingOptions();
 
         [Fact]
         public void TestMultiEdition1()
@@ -22,11 +22,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/X-Men Days of Future Past/X-Men Days of Future Past [hsbs].mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
             Assert.Single(result[0].Extras);
@@ -43,11 +45,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/X-Men Days of Future Past/X-Men Days of Future Past [banana].mp4"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
             Assert.Single(result[0].Extras);
@@ -63,11 +67,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/The Phantom of the Opera (1925)/The Phantom of the Opera (1925) - 1929 version.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
             Assert.Single(result[0].AlternateVersions);
@@ -87,11 +93,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/M/Movie 7.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(7, result.Count);
             Assert.Empty(result[0].Extras);
@@ -113,11 +121,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/Movie/Movie-8.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
             Assert.Empty(result[0].Extras);
@@ -140,11 +150,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/Mo/Movie 9.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(9, result.Count);
             Assert.Empty(result[0].Extras);
@@ -163,11 +175,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/Movie/Movie 5.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(5, result.Count);
             Assert.Empty(result[0].Extras);
@@ -188,11 +202,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/Iron Man/Iron Man (2011).mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(5, result.Count);
             Assert.Empty(result[0].Extras);
@@ -214,11 +230,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/Iron Man/Iron Man[test].mkv",
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
             Assert.Empty(result[0].Extras);
@@ -243,11 +261,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/Iron Man/Iron Man [test].mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
             Assert.Empty(result[0].Extras);
@@ -266,11 +286,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/Iron Man/Iron Man - C (2007).mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(2, result.Count);
         }
@@ -289,11 +311,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/Iron Man/Iron Man_3d.hsbs.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(7, result.Count);
             Assert.Empty(result[0].Extras);
@@ -314,11 +338,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/Iron Man/Iron Man (2011).mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(5, result.Count);
             Assert.Empty(result[0].Extras);
@@ -334,11 +360,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/Blade Runner (1982)/Blade Runner (1982) [EE by ADM] [480p HEVC AAC,AAC,AAC].mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
             Assert.Empty(result[0].Extras);
@@ -354,11 +382,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/X-Men Apocalypse (2016)/X-Men Apocalypse (2016) [2160p] Blu-ray.x265.AAC.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
             Assert.Empty(result[0].Extras);
@@ -374,11 +404,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/John Wick - Kapitel 3 (2019) [imdbid=tt6146586]/John Wick - Kapitel 3 (2019) [imdbid=tt6146586] - Version 2.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
             Assert.Empty(result[0].Extras);
@@ -394,11 +426,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/movies/John Wick - Chapter 3 (2019)/John Wick - Chapter 3 (2019) [Version 2.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(2, result.Count);
         }
@@ -406,7 +440,7 @@ namespace Jellyfin.Naming.Tests.Video
         [Fact]
         public void TestEmptyList()
         {
-            var result = _videoListResolver.Resolve(new List<FileSystemMetadata>()).ToList();
+            var result = VideoListResolver.Resolve(new List<FileSystemMetadata>(), _namingOptions).ToList();
 
             Assert.Empty(result);
         }
diff --git a/tests/Jellyfin.Naming.Tests/Video/StubTests.cs b/tests/Jellyfin.Naming.Tests/Video/StubTests.cs
index 6e759c6d6b..1d50df7a60 100644
--- a/tests/Jellyfin.Naming.Tests/Video/StubTests.cs
+++ b/tests/Jellyfin.Naming.Tests/Video/StubTests.cs
@@ -29,8 +29,7 @@ namespace Jellyfin.Naming.Tests.Video
         [Fact]
         public void TestStubName()
         {
-            var result =
-                new VideoResolver(_namingOptions).ResolveFile(@"C:/Users/media/Desktop/Video Test/Movies/Oblivion/Oblivion.dvd.disc");
+            var result = VideoResolver.ResolveFile(@"C:/Users/media/Desktop/Video Test/Movies/Oblivion/Oblivion.dvd.disc", _namingOptions);
 
             Assert.Equal("Oblivion", result?.Name);
         }
diff --git a/tests/Jellyfin.Naming.Tests/Video/VideoListResolverTests.cs b/tests/Jellyfin.Naming.Tests/Video/VideoListResolverTests.cs
index 08af766699..9e0776c3cd 100644
--- a/tests/Jellyfin.Naming.Tests/Video/VideoListResolverTests.cs
+++ b/tests/Jellyfin.Naming.Tests/Video/VideoListResolverTests.cs
@@ -9,7 +9,7 @@ namespace Jellyfin.Naming.Tests.Video
 {
     public class VideoListResolverTests
     {
-        private readonly VideoListResolver _videoListResolver = new VideoListResolver(new NamingOptions());
+        private readonly NamingOptions _namingOptions = new NamingOptions();
 
         [Fact]
         public void TestStackAndExtras()
@@ -40,11 +40,13 @@ namespace Jellyfin.Naming.Tests.Video
                 "WillyWonka-trailer.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(5, result.Count);
             var batman = result.FirstOrDefault(x => string.Equals(x.Name, "Batman", StringComparison.Ordinal));
@@ -67,11 +69,13 @@ namespace Jellyfin.Naming.Tests.Video
                 "300.nfo"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -85,11 +89,13 @@ namespace Jellyfin.Naming.Tests.Video
                 "300 trailer.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -103,11 +109,13 @@ namespace Jellyfin.Naming.Tests.Video
                 "X-Men Days of Future Past-trailer.mp4"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -122,11 +130,13 @@ namespace Jellyfin.Naming.Tests.Video
                 "X-Men Days of Future Past-trailer2.mp4"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -140,11 +150,13 @@ namespace Jellyfin.Naming.Tests.Video
                 "Looper.2012.bluray.720p.x264.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -162,11 +174,13 @@ namespace Jellyfin.Naming.Tests.Video
                 "My video 5.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(5, result.Count);
         }
@@ -180,11 +194,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"M:/Movies (DVD)/Movies (Musical)/Sound of Music (1965)/Sound of Music Disc 2"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = true,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = true,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -199,11 +215,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"My movie #2.mp4"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = true,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = true,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(2, result.Count);
         }
@@ -218,11 +236,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"No (2012) part1-trailer.mp4"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -237,11 +257,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"No (2012)-trailer.mp4"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -257,11 +279,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"trailer.mp4"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -277,11 +301,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/MCFAMILY-PC/Private3$/Heterosexual/Breast In Class 2 Counterfeit Racks (2011)/Breast In Class 2 Disc 2 cd2.avi"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(2, result.Count);
         }
@@ -294,11 +320,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/nas-markrobbo78/Videos/INDEX HTPC/Movies/Watched/3 - ACTION/Argo (2012)/movie.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -311,11 +339,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"The Colony.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -329,11 +359,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"Four Sisters and a Wedding - B.avi"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -347,11 +379,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"Four Rooms - A.mp4"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(2, result.Count);
         }
@@ -365,11 +399,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/Server/Despicable Me/movie-trailer.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
@@ -385,11 +421,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/Server/Despicable Me/Baywatch (2017) - Trailer.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Equal(4, result.Count);
         }
@@ -403,11 +441,13 @@ namespace Jellyfin.Naming.Tests.Video
                 @"/Movies/Despicable Me/trailers/trailer.mkv"
             };
 
-            var result = _videoListResolver.Resolve(files.Select(i => new FileSystemMetadata
-            {
-                IsDirectory = false,
-                FullName = i
-            }).ToList()).ToList();
+            var result = VideoListResolver.Resolve(
+                files.Select(i => new FileSystemMetadata
+                {
+                    IsDirectory = false,
+                    FullName = i
+                }).ToList(),
+                _namingOptions).ToList();
 
             Assert.Single(result);
         }
diff --git a/tests/Jellyfin.Naming.Tests/Video/VideoResolverTests.cs b/tests/Jellyfin.Naming.Tests/Video/VideoResolverTests.cs
index 9bbbe29709..ac5a7a21e6 100644
--- a/tests/Jellyfin.Naming.Tests/Video/VideoResolverTests.cs
+++ b/tests/Jellyfin.Naming.Tests/Video/VideoResolverTests.cs
@@ -9,7 +9,7 @@ namespace Jellyfin.Naming.Tests.Video
 {
     public class VideoResolverTests
     {
-        private readonly VideoResolver _videoResolver = new VideoResolver(new NamingOptions());
+        private static NamingOptions _namingOptions = new NamingOptions();
 
         public static IEnumerable<object[]> ResolveFile_ValidFileNameTestData()
         {
@@ -148,7 +148,7 @@ namespace Jellyfin.Naming.Tests.Video
             yield return new object[]
             {
                 new VideoFileInfo(
-                    path: @"/server/Movies/Rain Man 1988 REMASTERED 1080p BluRay x264 AAC - Ozlem/Rain Man 1988 REMASTERED 1080p BluRay x264 AAC - Ozlem.mp4",
+                    path: @"/server/Movies/Rain Man 1988 REMASTERED 1080p BluRay x264 AAC - JEFF/Rain Man 1988 REMASTERED 1080p BluRay x264 AAC - JEFF.mp4",
                     container: "mp4",
                     name: "Rain Man",
                     year: 1988)
@@ -159,27 +159,27 @@ namespace Jellyfin.Naming.Tests.Video
         [MemberData(nameof(ResolveFile_ValidFileNameTestData))]
         public void ResolveFile_ValidFileName_Success(VideoFileInfo expectedResult)
         {
-            var result = _videoResolver.ResolveFile(expectedResult.Path);
+            var result = VideoResolver.ResolveFile(expectedResult.Path, _namingOptions);
 
             Assert.NotNull(result);
-            Assert.Equal(result?.Path, expectedResult.Path);
-            Assert.Equal(result?.Container, expectedResult.Container);
-            Assert.Equal(result?.Name, expectedResult.Name);
-            Assert.Equal(result?.Year, expectedResult.Year);
-            Assert.Equal(result?.ExtraType, expectedResult.ExtraType);
-            Assert.Equal(result?.Format3D, expectedResult.Format3D);
-            Assert.Equal(result?.Is3D, expectedResult.Is3D);
-            Assert.Equal(result?.IsStub, expectedResult.IsStub);
-            Assert.Equal(result?.StubType, expectedResult.StubType);
-            Assert.Equal(result?.IsDirectory, expectedResult.IsDirectory);
-            Assert.Equal(result?.FileNameWithoutExtension, expectedResult.FileNameWithoutExtension);
-            Assert.Equal(result?.ToString(), expectedResult.ToString());
+            Assert.Equal(result!.Path, expectedResult.Path);
+            Assert.Equal(result.Container, expectedResult.Container);
+            Assert.Equal(result.Name, expectedResult.Name);
+            Assert.Equal(result.Year, expectedResult.Year);
+            Assert.Equal(result.ExtraType, expectedResult.ExtraType);
+            Assert.Equal(result.Format3D, expectedResult.Format3D);
+            Assert.Equal(result.Is3D, expectedResult.Is3D);
+            Assert.Equal(result.IsStub, expectedResult.IsStub);
+            Assert.Equal(result.StubType, expectedResult.StubType);
+            Assert.Equal(result.IsDirectory, expectedResult.IsDirectory);
+            Assert.Equal(result.FileNameWithoutExtension.ToString(), expectedResult.FileNameWithoutExtension.ToString());
+            Assert.Equal(result.ToString(), expectedResult.ToString());
         }
 
         [Fact]
         public void ResolveFile_EmptyPath()
         {
-            var result = _videoResolver.ResolveFile(string.Empty);
+            var result = VideoResolver.ResolveFile(string.Empty, _namingOptions);
 
             Assert.Null(result);
         }
@@ -194,12 +194,16 @@ namespace Jellyfin.Naming.Tests.Video
                 string.Empty
             };
 
-            var results = paths.Select(path => _videoResolver.ResolveDirectory(path)).ToList();
+            var results = paths.Select(path => VideoResolver.ResolveDirectory(path, _namingOptions)).ToList();
 
             Assert.Equal(3, results.Count);
             Assert.NotNull(results[0]);
             Assert.NotNull(results[1]);
             Assert.Null(results[2]);
+            foreach (var result in results)
+            {
+                Assert.Null(result?.Container);
+            }
         }
     }
 }
diff --git a/tests/Jellyfin.Networking.Tests/IPHostTests.cs b/tests/Jellyfin.Networking.Tests/IPHostTests.cs
new file mode 100644
index 0000000000..ec3a1300c8
--- /dev/null
+++ b/tests/Jellyfin.Networking.Tests/IPHostTests.cs
@@ -0,0 +1,53 @@
+using FsCheck;
+using FsCheck.Xunit;
+using MediaBrowser.Common.Net;
+using Xunit;
+
+namespace Jellyfin.Networking.Tests
+{
+    public static class IPHostTests
+    {
+        /// <summary>
+        /// Checks IP address formats.
+        /// </summary>
+        /// <param name="address">IP Address.</param>
+        [Theory]
+        [InlineData("127.0.0.1")]
+        [InlineData("127.0.0.1:123")]
+        [InlineData("localhost")]
+        [InlineData("localhost:1345")]
+        [InlineData("www.google.co.uk")]
+        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517")]
+        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517/56")]
+        [InlineData("[fd23:184f:2029:0:3139:7386:67d7:d517]:124")]
+        [InlineData("fe80::7add:12ff:febb:c67b%16")]
+        [InlineData("[fe80::7add:12ff:febb:c67b%16]:123")]
+        [InlineData("fe80::7add:12ff:febb:c67b%16:123")]
+        [InlineData("[fe80::7add:12ff:febb:c67b%16]")]
+        [InlineData("192.168.1.2/255.255.255.0")]
+        [InlineData("192.168.1.2/24")]
+        public static void TryParse_ValidHostStrings_True(string address)
+            => Assert.True(IPHost.TryParse(address, out _));
+
+        [Property]
+        public static Property TryParse_IPv4Address_True(IPv4Address address)
+            => IPHost.TryParse(address.Item.ToString(), out _).ToProperty();
+
+        [Property]
+        public static Property TryParse_IPv6Address_True(IPv6Address address)
+            => IPHost.TryParse(address.Item.ToString(), out _).ToProperty();
+
+        /// <summary>
+        /// All should be invalid address strings.
+        /// </summary>
+        /// <param name="address">Invalid address strings.</param>
+        [Theory]
+        [InlineData("256.128.0.0.0.1")]
+        [InlineData("127.0.0.1#")]
+        [InlineData("localhost!")]
+        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517:1231")]
+        [InlineData("[fd23:184f:2029:0:3139:7386:67d7:d517:1231]")]
+        public static void TryParse_InvalidAddressString_False(string address)
+            => Assert.False(IPHost.TryParse(address, out _));
+    }
+}
diff --git a/tests/Jellyfin.Networking.Tests/IPNetAddressTests.cs b/tests/Jellyfin.Networking.Tests/IPNetAddressTests.cs
new file mode 100644
index 0000000000..aa2dbc57a2
--- /dev/null
+++ b/tests/Jellyfin.Networking.Tests/IPNetAddressTests.cs
@@ -0,0 +1,49 @@
+using FsCheck;
+using FsCheck.Xunit;
+using MediaBrowser.Common.Net;
+using Xunit;
+
+namespace Jellyfin.Networking.Tests
+{
+    public static class IPNetAddressTests
+    {
+        /// <summary>
+        /// Checks IP address formats.
+        /// </summary>
+        /// <param name="address">IP Address.</param>
+        [Theory]
+        [InlineData("127.0.0.1")]
+        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517")]
+        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517/56")]
+        [InlineData("[fd23:184f:2029:0:3139:7386:67d7:d517]")]
+        [InlineData("fe80::7add:12ff:febb:c67b%16")]
+        [InlineData("[fe80::7add:12ff:febb:c67b%16]:123")]
+        [InlineData("fe80::7add:12ff:febb:c67b%16:123")]
+        [InlineData("[fe80::7add:12ff:febb:c67b%16]")]
+        [InlineData("192.168.1.2/255.255.255.0")]
+        [InlineData("192.168.1.2/24")]
+        public static void TryParse_ValidIPStrings_True(string address)
+            => Assert.True(IPNetAddress.TryParse(address, out _));
+
+        [Property]
+        public static Property TryParse_IPv4Address_True(IPv4Address address)
+            => IPNetAddress.TryParse(address.Item.ToString(), out _).ToProperty();
+
+        [Property]
+        public static Property TryParse_IPv6Address_True(IPv6Address address)
+            => IPNetAddress.TryParse(address.Item.ToString(), out _).ToProperty();
+
+        /// <summary>
+        /// All should be invalid address strings.
+        /// </summary>
+        /// <param name="address">Invalid address strings.</param>
+        [Theory]
+        [InlineData("256.128.0.0.0.1")]
+        [InlineData("127.0.0.1#")]
+        [InlineData("localhost!")]
+        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517:1231")]
+        [InlineData("[fd23:184f:2029:0:3139:7386:67d7:d517:1231]")]
+        public static void TryParse_InvalidAddressString_False(string address)
+            => Assert.False(IPNetAddress.TryParse(address, out _));
+    }
+}
diff --git a/tests/Jellyfin.Networking.Tests/Jellyfin.Networking.Tests.csproj b/tests/Jellyfin.Networking.Tests/Jellyfin.Networking.Tests.csproj
index d5268facc9..2c6e2e5f66 100644
--- a/tests/Jellyfin.Networking.Tests/Jellyfin.Networking.Tests.csproj
+++ b/tests/Jellyfin.Networking.Tests/Jellyfin.Networking.Tests.csproj
@@ -8,17 +8,15 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.1" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
+    <PackageReference Include="FsCheck.Xunit" Version="2.15.3" />
     <PackageReference Include="Moq" Version="4.16.1" />
   </ItemGroup>
 
diff --git a/tests/Jellyfin.Networking.Tests/NetworkParseTests.cs b/tests/Jellyfin.Networking.Tests/NetworkParseTests.cs
index 671b8598de..97c14d463b 100644
--- a/tests/Jellyfin.Networking.Tests/NetworkParseTests.cs
+++ b/tests/Jellyfin.Networking.Tests/NetworkParseTests.cs
@@ -57,66 +57,6 @@ namespace Jellyfin.Networking.Tests
         }
 
         /// <summary>
-        /// Checks IP address formats.
-        /// </summary>
-        /// <param name="address">IP Address.</param>
-        [Theory]
-        [InlineData("127.0.0.1")]
-        [InlineData("127.0.0.1:123")]
-        [InlineData("localhost")]
-        [InlineData("localhost:1345")]
-        [InlineData("www.google.co.uk")]
-        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517")]
-        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517/56")]
-        [InlineData("[fd23:184f:2029:0:3139:7386:67d7:d517]:124")]
-        [InlineData("fe80::7add:12ff:febb:c67b%16")]
-        [InlineData("[fe80::7add:12ff:febb:c67b%16]:123")]
-        [InlineData("fe80::7add:12ff:febb:c67b%16:123")]
-        [InlineData("[fe80::7add:12ff:febb:c67b%16]")]
-        [InlineData("192.168.1.2/255.255.255.0")]
-        [InlineData("192.168.1.2/24")]
-        public void ValidHostStrings(string address)
-        {
-            Assert.True(IPHost.TryParse(address, out _));
-        }
-
-        /// <summary>
-        /// Checks IP address formats.
-        /// </summary>
-        /// <param name="address">IP Address.</param>
-        [Theory]
-        [InlineData("127.0.0.1")]
-        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517")]
-        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517/56")]
-        [InlineData("[fd23:184f:2029:0:3139:7386:67d7:d517]")]
-        [InlineData("fe80::7add:12ff:febb:c67b%16")]
-        [InlineData("[fe80::7add:12ff:febb:c67b%16]:123")]
-        [InlineData("fe80::7add:12ff:febb:c67b%16:123")]
-        [InlineData("[fe80::7add:12ff:febb:c67b%16]")]
-        [InlineData("192.168.1.2/255.255.255.0")]
-        [InlineData("192.168.1.2/24")]
-        public void ValidIPStrings(string address)
-        {
-            Assert.True(IPNetAddress.TryParse(address, out _));
-        }
-
-        /// <summary>
-        /// All should be invalid address strings.
-        /// </summary>
-        /// <param name="address">Invalid address strings.</param>
-        [Theory]
-        [InlineData("256.128.0.0.0.1")]
-        [InlineData("127.0.0.1#")]
-        [InlineData("localhost!")]
-        [InlineData("fd23:184f:2029:0:3139:7386:67d7:d517:1231")]
-        [InlineData("[fd23:184f:2029:0:3139:7386:67d7:d517:1231]")]
-        public void InvalidAddressString(string address)
-        {
-            Assert.False(IPNetAddress.TryParse(address, out _));
-            Assert.False(IPHost.TryParse(address, out _));
-        }
-
-        /// <summary>
         /// Test collection parsing.
         /// </summary>
         /// <param name="settings">Collection to parse.</param>
diff --git a/tests/Jellyfin.Providers.Tests/Jellyfin.Providers.Tests.csproj b/tests/Jellyfin.Providers.Tests/Jellyfin.Providers.Tests.csproj
new file mode 100644
index 0000000000..195fc8801d
--- /dev/null
+++ b/tests/Jellyfin.Providers.Tests/Jellyfin.Providers.Tests.csproj
@@ -0,0 +1,34 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+    <IsPackable>false</IsPackable>
+    <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
+    <PackageReference Include="Moq" Version="4.16.1" />
+    <PackageReference Include="xunit" Version="2.4.1" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="coverlet.collector" Version="3.1.0">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <!-- Code Analyzers -->
+  <ItemGroup Condition=" '$(Configuration)' == 'Debug' ">
+    <PackageReference Include="SerilogAnalyzer" Version="0.15.0" PrivateAssets="All" />
+    <PackageReference Include="StyleCop.Analyzers" Version="1.1.118" PrivateAssets="All" />
+    <PackageReference Include="SmartAnalyzers.MultithreadingAnalyzer" Version="1.1.31" PrivateAssets="All" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="../../MediaBrowser.Providers/MediaBrowser.Providers.csproj" />
+  </ItemGroup>
+
+</Project>
diff --git a/tests/Jellyfin.Providers.Tests/MediaInfo/SubtitleResolverTests.cs b/tests/Jellyfin.Providers.Tests/MediaInfo/SubtitleResolverTests.cs
new file mode 100644
index 0000000000..b160e676e4
--- /dev/null
+++ b/tests/Jellyfin.Providers.Tests/MediaInfo/SubtitleResolverTests.cs
@@ -0,0 +1,96 @@
+#pragma warning disable CA1002 // Do not expose generic lists
+
+using System.Collections.Generic;
+using MediaBrowser.Model.Entities;
+using MediaBrowser.Model.Globalization;
+using MediaBrowser.Providers.MediaInfo;
+using Moq;
+using Xunit;
+
+namespace Jellyfin.Providers.Tests.MediaInfo
+{
+    public class SubtitleResolverTests
+    {
+        public static IEnumerable<object[]> AddExternalSubtitleStreams_GivenMixedFilenames_ReturnsValidSubtitles_TestData()
+        {
+            var index = 0;
+            yield return new object[]
+            {
+                new List<MediaStream>(),
+                "/video/My.Video.mkv",
+                index,
+                new[]
+                {
+                    "/video/My.Video.mp3",
+                    "/video/My.Video.png",
+                    "/video/My.Video.srt",
+                    "/video/My.Video.txt",
+                    "/video/My.Video.vtt",
+                    "/video/My.Video.ass",
+                    "/video/My.Video.sub",
+                    "/video/My.Video.ssa",
+                    "/video/My.Video.smi",
+                    "/video/My.Video.sami",
+                    "/video/My.Video.en.srt",
+                    "/video/My.Video.default.en.srt",
+                    "/video/My.Video.default.forced.en.srt",
+                    "/video/My.Video.en.default.forced.srt",
+                    "/video/My.Video.With.Additional.Garbage.en.srt",
+                    "/video/My.Video With Additional Garbage.srt"
+                },
+                new[]
+                {
+                    CreateMediaStream("/video/My.Video.srt", "srt", null, index++),
+                    CreateMediaStream("/video/My.Video.vtt", "vtt", null, index++),
+                    CreateMediaStream("/video/My.Video.ass", "ass", null, index++),
+                    CreateMediaStream("/video/My.Video.sub", "sub", null, index++),
+                    CreateMediaStream("/video/My.Video.ssa", "ssa", null, index++),
+                    CreateMediaStream("/video/My.Video.smi", "smi", null, index++),
+                    CreateMediaStream("/video/My.Video.sami", "sami", null, index++),
+                    CreateMediaStream("/video/My.Video.en.srt", "srt", "en", index++),
+                    CreateMediaStream("/video/My.Video.default.en.srt", "srt", "en", index++, isDefault: true),
+                    CreateMediaStream("/video/My.Video.default.forced.en.srt", "srt", "en", index++, isForced: true, isDefault: true),
+                    CreateMediaStream("/video/My.Video.en.default.forced.srt", "srt", "en", index++, isForced: true, isDefault: true),
+                    CreateMediaStream("/video/My.Video.With.Additional.Garbage.en.srt", "srt", "en", index),
+                }
+            };
+        }
+
+        [Theory]
+        [MemberData(nameof(AddExternalSubtitleStreams_GivenMixedFilenames_ReturnsValidSubtitles_TestData))]
+        public void AddExternalSubtitleStreams_GivenMixedFilenames_ReturnsValidSubtitles(List<MediaStream> streams, string videoPath, int startIndex, string[] files, MediaStream[] expectedResult)
+        {
+            new SubtitleResolver(Mock.Of<ILocalizationManager>()).AddExternalSubtitleStreams(streams, videoPath, startIndex, files);
+
+            Assert.Equal(expectedResult.Length, streams.Count);
+            for (var i = 0; i < expectedResult.Length; i++)
+            {
+                var expected = expectedResult[i];
+                var actual = streams[i];
+
+                Assert.Equal(expected.Index, actual.Index);
+                Assert.Equal(expected.Type, actual.Type);
+                Assert.Equal(expected.IsExternal, actual.IsExternal);
+                Assert.Equal(expected.Path, actual.Path);
+                Assert.Equal(expected.IsDefault, actual.IsDefault);
+                Assert.Equal(expected.IsForced, actual.IsForced);
+                Assert.Equal(expected.Language, actual.Language);
+            }
+        }
+
+        private static MediaStream CreateMediaStream(string path, string codec, string? language, int index, bool isForced = false, bool isDefault = false)
+        {
+            return new ()
+            {
+                Index = index,
+                Codec = codec,
+                Type = MediaStreamType.Subtitle,
+                IsExternal = true,
+                Path = path,
+                IsDefault = isDefault,
+                IsForced = isForced,
+                Language = language
+            };
+        }
+    }
+}
diff --git a/tests/Jellyfin.Common.Tests/Json/JsonOmdbConverterTests.cs b/tests/Jellyfin.Providers.Tests/Omdb/JsonOmdbConverterTests.cs
index efe8063a07..25900bc09e 100644
--- a/tests/Jellyfin.Common.Tests/Json/JsonOmdbConverterTests.cs
+++ b/tests/Jellyfin.Providers.Tests/Omdb/JsonOmdbConverterTests.cs
@@ -1,10 +1,9 @@
 using System.Text.Json;
 using System.Text.Json.Serialization;
-using MediaBrowser.Common.Json.Converters;
 using MediaBrowser.Providers.Plugins.Omdb;
 using Xunit;
 
-namespace Jellyfin.Common.Tests.Json
+namespace Jellyfin.Providers.Tests.Omdb
 {
     public class JsonOmdbConverterTests
     {
diff --git a/tests/Jellyfin.Providers.Tests/Tmdb/TmdbUtilsTests.cs b/tests/Jellyfin.Providers.Tests/Tmdb/TmdbUtilsTests.cs
new file mode 100644
index 0000000000..f6a7c676f4
--- /dev/null
+++ b/tests/Jellyfin.Providers.Tests/Tmdb/TmdbUtilsTests.cs
@@ -0,0 +1,27 @@
+using MediaBrowser.Providers.Plugins.Tmdb;
+using Xunit;
+
+namespace Jellyfin.Providers.Tests.Tmdb
+{
+    public static class TmdbUtilsTests
+    {
+        [Theory]
+        [InlineData("de", "de")]
+        [InlineData("En", "En")]
+        [InlineData("de-de", "de-DE")]
+        [InlineData("en-US", "en-US")]
+        [InlineData("de-CH", "de")]
+        public static void NormalizeLanguage_Valid_Success(string input, string expected)
+        {
+            Assert.Equal(expected, TmdbUtils.NormalizeLanguage(input));
+        }
+
+        [Theory]
+        [InlineData(null, null)]
+        [InlineData("", "")]
+        public static void NormalizeLanguage_Invalid_Equal(string? input, string? expected)
+        {
+            Assert.Equal(expected, TmdbUtils.NormalizeLanguage(input!));
+        }
+    }
+}
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Data/SqliteItemRepositoryTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Data/SqliteItemRepositoryTests.cs
index 71f8c51818..f312933fbf 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/Data/SqliteItemRepositoryTests.cs
+++ b/tests/Jellyfin.Server.Implementations.Tests/Data/SqliteItemRepositoryTests.cs
@@ -166,6 +166,38 @@ namespace Jellyfin.Server.Implementations.Tests.Data
             };
         }
 
+        public static IEnumerable<object[]> DeserializeImages_ValidAndInvalid_TestData()
+        {
+            yield return new object[]
+            {
+                string.Empty,
+                Array.Empty<ItemImageInfo>()
+            };
+
+            yield return new object[]
+            {
+                "/mnt/series/Family Guy/Season 1/Family Guy - S01E01-thumb.jpg*637452096478512963*Primary*1920*1080*WjQbtJtSO8nhNZ%L_Io#R/oaS6o}-;adXAoIn7j[%hW9s:WGw[nN|test|1234||ss",
+                new ItemImageInfo[]
+                {
+                    new ()
+                    {
+                        Path = "/mnt/series/Family Guy/Season 1/Family Guy - S01E01-thumb.jpg",
+                        Type = ImageType.Primary,
+                        DateModified = new DateTime(637452096478512963, DateTimeKind.Utc),
+                        Width = 1920,
+                        Height = 1080,
+                        BlurHash = "WjQbtJtSO8nhNZ%L_Io#R*oaS6o}-;adXAoIn7j[%hW9s:WGw[nN"
+                    }
+                }
+            };
+
+            yield return new object[]
+            {
+                "|",
+                Array.Empty<ItemImageInfo>()
+            };
+        }
+
         [Theory]
         [MemberData(nameof(DeserializeImages_Valid_TestData))]
         public void DeserializeImages_Valid_Success(string value, ItemImageInfo[] expected)
@@ -184,6 +216,23 @@ namespace Jellyfin.Server.Implementations.Tests.Data
         }
 
         [Theory]
+        [MemberData(nameof(DeserializeImages_ValidAndInvalid_TestData))]
+        public void DeserializeImages_ValidAndInvalid_Success(string value, ItemImageInfo[] expected)
+        {
+            var result = _sqliteItemRepository.DeserializeImages(value);
+            Assert.Equal(expected.Length, result.Length);
+            for (int i = 0; i < expected.Length; i++)
+            {
+                Assert.Equal(expected[i].Path, result[i].Path);
+                Assert.Equal(expected[i].Type, result[i].Type);
+                Assert.Equal(expected[i].DateModified, result[i].DateModified);
+                Assert.Equal(expected[i].Width, result[i].Width);
+                Assert.Equal(expected[i].Height, result[i].Height);
+                Assert.Equal(expected[i].BlurHash, result[i].BlurHash);
+            }
+        }
+
+        [Theory]
         [MemberData(nameof(DeserializeImages_Valid_TestData))]
         public void SerializeImages_Valid_Success(string expected, ItemImageInfo[] value)
         {
diff --git a/tests/Jellyfin.Server.Implementations.Tests/IO/ManagedFileSystemTests.cs b/tests/Jellyfin.Server.Implementations.Tests/IO/ManagedFileSystemTests.cs
index 30e6542f94..d991f55748 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/IO/ManagedFileSystemTests.cs
+++ b/tests/Jellyfin.Server.Implementations.Tests/IO/ManagedFileSystemTests.cs
@@ -1,10 +1,10 @@
+using System;
 using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Runtime.InteropServices;
 using AutoFixture;
 using AutoFixture.AutoMoq;
 using Emby.Server.Implementations.IO;
-using MediaBrowser.Model.System;
 using Xunit;
 
 namespace Jellyfin.Server.Implementations.Tests.IO
@@ -31,7 +31,7 @@ namespace Jellyfin.Server.Implementations.Tests.IO
         {
             var generatedPath = _sut.MakeAbsolutePath(folderPath, filePath);
 
-            if (MediaBrowser.Common.System.OperatingSystem.Id == OperatingSystemId.Windows)
+            if (OperatingSystem.IsWindows())
             {
                 var expectedWindowsPath = expectedAbsolutePath.Replace('/', '\\');
                 Assert.Equal(expectedWindowsPath, generatedPath.Split(':')[1]);
@@ -55,7 +55,7 @@ namespace Jellyfin.Server.Implementations.Tests.IO
         [SkippableFact]
         public void GetFileInfo_DanglingSymlink_ExistsFalse()
         {
-            Skip.If(RuntimeInformation.IsOSPlatform(OSPlatform.Windows));
+            Skip.If(OperatingSystem.IsWindows());
 
             string testFileDir = Path.Combine(Path.GetTempPath(), "jellyfin-test-data");
             string testFileName = Path.Combine(testFileDir, Path.GetRandomFileName() + "-danglingsym.link");
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Jellyfin.Server.Implementations.Tests.csproj b/tests/Jellyfin.Server.Implementations.Tests/Jellyfin.Server.Implementations.Tests.csproj
index 27713d58a3..387f259ce3 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/Jellyfin.Server.Implementations.Tests.csproj
+++ b/tests/Jellyfin.Server.Implementations.Tests/Jellyfin.Server.Implementations.Tests.csproj
@@ -8,9 +8,6 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
     <RootNamespace>Jellyfin.Server.Implementations.Tests</RootNamespace>
   </PropertyGroup>
@@ -24,12 +21,12 @@
   <ItemGroup>
     <PackageReference Include="AutoFixture" Version="4.17.0" />
     <PackageReference Include="AutoFixture.AutoMoq" Version="4.17.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="Moq" Version="4.16.1" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
     <PackageReference Include="Xunit.SkippableFact" Version="1.4.13" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
   </ItemGroup>
 
   <!-- Code Analyzers -->
@@ -42,6 +39,7 @@
   <ItemGroup>
     <ProjectReference Include="..\..\Emby.Server.Implementations\Emby.Server.Implementations.csproj" />
     <ProjectReference Include="..\..\Jellyfin.Server.Implementations\Jellyfin.Server.Implementations.csproj" />
+    <ProjectReference Include="..\Jellyfin.Server.Integration.Tests\Jellyfin.Server.Integration.Tests.csproj" />
   </ItemGroup>
 
 </Project>
diff --git a/tests/Jellyfin.Server.Implementations.Tests/LiveTv/HdHomerunHostTests.cs b/tests/Jellyfin.Server.Implementations.Tests/LiveTv/HdHomerunHostTests.cs
index 8847239d90..c859d11c69 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/LiveTv/HdHomerunHostTests.cs
+++ b/tests/Jellyfin.Server.Implementations.Tests/LiveTv/HdHomerunHostTests.cs
@@ -1,6 +1,7 @@
 using System;
 using System.IO;
 using System.Net.Http;
+using System.Text.Json;
 using System.Threading;
 using System.Threading.Tasks;
 using AutoFixture;
@@ -15,8 +16,6 @@ namespace Jellyfin.Server.Implementations.Tests.LiveTv
 {
     public class HdHomerunHostTests
     {
-        private const string TestIp = "http://192.168.1.182";
-
         private readonly Fixture _fixture;
         private readonly HdHomerunHost _hdHomerunHost;
 
@@ -30,7 +29,7 @@ namespace Jellyfin.Server.Implementations.Tests.LiveTv
                     {
                         return Task.FromResult(new HttpResponseMessage()
                         {
-                            Content = new StreamContent(File.OpenRead("Test Data/LiveTv/" + m.RequestUri?.Segments[^1]))
+                            Content = new StreamContent(File.OpenRead(Path.Combine("Test Data/LiveTv", m.RequestUri!.Host, m.RequestUri.Segments[^1])))
                         });
                     });
 
@@ -50,7 +49,7 @@ namespace Jellyfin.Server.Implementations.Tests.LiveTv
         {
             var host = new TunerHostInfo()
             {
-                Url = TestIp
+                Url = "192.168.1.182"
             };
 
             var modelInfo = await _hdHomerunHost.GetModelInfo(host, true, CancellationToken.None).ConfigureAwait(false);
@@ -66,6 +65,26 @@ namespace Jellyfin.Server.Implementations.Tests.LiveTv
         }
 
         [Fact]
+        public async Task GetModelInfo_Legacy_Success()
+        {
+            var host = new TunerHostInfo()
+            {
+                Url = "10.10.10.100"
+            };
+
+            var modelInfo = await _hdHomerunHost.GetModelInfo(host, true, CancellationToken.None).ConfigureAwait(false);
+            Assert.Equal("HDHomeRun DUAL", modelInfo.FriendlyName);
+            Assert.Equal("HDHR3-US", modelInfo.ModelNumber);
+            Assert.Equal("hdhomerun3_atsc", modelInfo.FirmwareName);
+            Assert.Equal("20200225", modelInfo.FirmwareVersion);
+            Assert.Equal("10xxxxx5", modelInfo.DeviceID);
+            Assert.Null(modelInfo.DeviceAuth);
+            Assert.Equal(2, modelInfo.TunerCount);
+            Assert.Equal("http://10.10.10.100:80", modelInfo.BaseURL);
+            Assert.Null(modelInfo.LineupURL);
+        }
+
+        [Fact]
         public async Task GetModelInfo_EmptyUrl_ArgumentException()
         {
             var host = new TunerHostInfo()
@@ -81,7 +100,7 @@ namespace Jellyfin.Server.Implementations.Tests.LiveTv
         {
             var host = new TunerHostInfo()
             {
-                Url = TestIp
+                Url = "192.168.1.182"
             };
 
             var channels = await _hdHomerunHost.GetLineup(host, CancellationToken.None).ConfigureAwait(false);
@@ -94,11 +113,23 @@ namespace Jellyfin.Server.Implementations.Tests.LiveTv
         }
 
         [Fact]
+        public async Task GetLineup_Legacy_Success()
+        {
+            var host = new TunerHostInfo()
+            {
+                Url = "10.10.10.100"
+            };
+
+            // Placeholder json is invalid, just need to make sure we can reach it
+            await Assert.ThrowsAsync<JsonException>(() => _hdHomerunHost.GetLineup(host, CancellationToken.None));
+        }
+
+        [Fact]
         public async Task GetLineup_ImportFavoritesOnly_Success()
         {
             var host = new TunerHostInfo()
             {
-                Url = TestIp,
+                Url = "192.168.1.182",
                 ImportFavoritesOnly = true
             };
 
@@ -114,9 +145,9 @@ namespace Jellyfin.Server.Implementations.Tests.LiveTv
         [Fact]
         public async Task TryGetTunerHostInfo_Valid_Success()
         {
-            var host = await _hdHomerunHost.TryGetTunerHostInfo(TestIp, CancellationToken.None).ConfigureAwait(false);
+            var host = await _hdHomerunHost.TryGetTunerHostInfo("192.168.1.182", CancellationToken.None).ConfigureAwait(false);
             Assert.Equal(_hdHomerunHost.Type, host.Type);
-            Assert.Equal(TestIp, host.Url);
+            Assert.Equal("192.168.1.182", host.Url);
             Assert.Equal("HDHomeRun PRIME", host.FriendlyName);
             Assert.Equal("FFFFFFFF", host.DeviceId);
             Assert.Equal(3, host.TunerCount);
diff --git a/tests/Jellyfin.Server.Implementations.Tests/LiveTv/RecordingHelperTests.cs b/tests/Jellyfin.Server.Implementations.Tests/LiveTv/RecordingHelperTests.cs
new file mode 100644
index 0000000000..e8b93b437b
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/LiveTv/RecordingHelperTests.cs
@@ -0,0 +1,115 @@
+using System;
+using System.Collections.Generic;
+using Emby.Server.Implementations.LiveTv.EmbyTV;
+using MediaBrowser.Controller.LiveTv;
+using Xunit;
+
+namespace Jellyfin.Server.Implementations.Tests.LiveTv
+{
+    public static class RecordingHelperTests
+    {
+        public static IEnumerable<object[]> GetRecordingName_Success_TestData()
+        {
+            yield return new object[]
+            {
+                "The Incredibles 2020_04_20_21_06_00",
+                new TimerInfo
+                {
+                    Name = "The Incredibles",
+                    StartDate = new DateTime(2020, 4, 20, 21, 6, 0, DateTimeKind.Local),
+                    IsMovie = true
+                }
+            };
+
+            yield return new object[]
+            {
+                "The Incredibles (2004)",
+                new TimerInfo
+                {
+                    Name = "The Incredibles",
+                    IsMovie = true,
+                    ProductionYear = 2004
+                }
+            };
+
+            yield return new object[]
+            {
+                "The Big Bang Theory 2020_04_20_21_06_00",
+                new TimerInfo
+                {
+                    Name = "The Big Bang Theory",
+                    StartDate = new DateTime(2020, 4, 20, 21, 6, 0, DateTimeKind.Local),
+                    IsProgramSeries = true,
+                }
+            };
+
+            yield return new object[]
+            {
+                "The Big Bang Theory S12E10",
+                new TimerInfo
+                {
+                    Name = "The Big Bang Theory",
+                    IsProgramSeries = true,
+                    SeasonNumber = 12,
+                    EpisodeNumber = 10
+                }
+            };
+
+            yield return new object[]
+            {
+                "The Big Bang Theory S12E10 The VCR Illumination",
+                new TimerInfo
+                {
+                    Name = "The Big Bang Theory",
+                    IsProgramSeries = true,
+                    SeasonNumber = 12,
+                    EpisodeNumber = 10,
+                    EpisodeTitle = "The VCR Illumination"
+                }
+            };
+
+            yield return new object[]
+            {
+                "The Big Bang Theory 2018-12-06",
+                new TimerInfo
+                {
+                    Name = "The Big Bang Theory",
+                    IsProgramSeries = true,
+                    OriginalAirDate = new DateTime(2018, 12, 6)
+                }
+            };
+
+            yield return new object[]
+            {
+                "The Big Bang Theory 2018-12-06 - The VCR Illumination",
+                new TimerInfo
+                {
+                    Name = "The Big Bang Theory",
+                    IsProgramSeries = true,
+                    OriginalAirDate = new DateTime(2018, 12, 6),
+                    EpisodeTitle = "The VCR Illumination"
+                }
+            };
+
+            yield return new object[]
+            {
+                "The Big Bang Theory 2018_12_06_21_06_00 - The VCR Illumination",
+                new TimerInfo
+                {
+                    Name = "The Big Bang Theory",
+                    StartDate = new DateTime(2018, 12, 6, 21, 6, 0, DateTimeKind.Local),
+                    IsProgramSeries = true,
+                    OriginalAirDate = new DateTime(2018, 12, 6),
+                    EpisodeTitle = "The VCR Illumination"
+                }
+            };
+        }
+
+        [Theory]
+        [MemberData(nameof(GetRecordingName_Success_TestData))]
+        public static void GetRecordingName_Success(string expected, TimerInfo timerInfo)
+        {
+            Assert.Equal(expected, RecordingHelper.GetRecordingName(timerInfo));
+        }
+    }
+}
diff --git a/tests/Jellyfin.Server.Implementations.Tests/QuickConnect/QuickConnectManagerTests.cs b/tests/Jellyfin.Server.Implementations.Tests/QuickConnect/QuickConnectManagerTests.cs
new file mode 100644
index 0000000000..365acfa341
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/QuickConnect/QuickConnectManagerTests.cs
@@ -0,0 +1,73 @@
+using System;
+using AutoFixture;
+using AutoFixture.AutoMoq;
+using Emby.Server.Implementations.QuickConnect;
+using MediaBrowser.Controller.Authentication;
+using MediaBrowser.Controller.Configuration;
+using MediaBrowser.Model.Configuration;
+using Moq;
+using Xunit;
+
+namespace Jellyfin.Server.Implementations.Tests.LiveTv
+{
+    public class QuickConnectManagerTests
+    {
+        private readonly Fixture _fixture;
+        private readonly ServerConfiguration _config;
+        private readonly QuickConnectManager _quickConnectManager;
+
+        public QuickConnectManagerTests()
+        {
+            _config = new ServerConfiguration();
+            var configManager = new Mock<IServerConfigurationManager>();
+            configManager.Setup(x => x.Configuration).Returns(_config);
+
+            _fixture = new Fixture();
+            _fixture.Customize(new AutoMoqCustomization
+            {
+                ConfigureMembers = true
+            }).Inject(configManager.Object);
+            _quickConnectManager = _fixture.Create<QuickConnectManager>();
+        }
+
+        [Fact]
+        public void IsEnabled_QuickConnectUnavailable_False()
+            => Assert.False(_quickConnectManager.IsEnabled);
+
+        [Fact]
+        public void TryConnect_QuickConnectUnavailable_ThrowsAuthenticationException()
+            => Assert.Throws<AuthenticationException>(_quickConnectManager.TryConnect);
+
+        [Fact]
+        public void CheckRequestStatus_QuickConnectUnavailable_ThrowsAuthenticationException()
+            => Assert.Throws<AuthenticationException>(() => _quickConnectManager.CheckRequestStatus(string.Empty));
+
+        [Fact]
+        public void AuthorizeRequest_QuickConnectUnavailable_ThrowsAuthenticationException()
+            => Assert.Throws<AuthenticationException>(() => _quickConnectManager.AuthorizeRequest(Guid.Empty, string.Empty));
+
+        [Fact]
+        public void IsEnabled_QuickConnectAvailable_True()
+        {
+            _config.QuickConnectAvailable = true;
+            Assert.True(_quickConnectManager.IsEnabled);
+        }
+
+        [Fact]
+        public void CheckRequestStatus_QuickConnectAvailable_Success()
+        {
+            _config.QuickConnectAvailable = true;
+            var res1 = _quickConnectManager.TryConnect();
+            var res2 = _quickConnectManager.CheckRequestStatus(res1.Secret);
+            Assert.Equal(res1, res2);
+        }
+
+        [Fact]
+        public void AuthorizeRequest_QuickConnectAvailable_Success()
+        {
+            _config.QuickConnectAvailable = true;
+            var res = _quickConnectManager.TryConnect();
+            Assert.True(_quickConnectManager.AuthorizeRequest(Guid.Empty, res.Code));
+        }
+    }
+}
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/10.10.10.100/discover.json b/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/10.10.10.100/discover.json
new file mode 100644
index 0000000000..a4ad4ed444
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/10.10.10.100/discover.json
@@ -0,0 +1 @@
+{"FriendlyName":"HDHomeRun DUAL","ModelNumber":"HDHR3-US","Legacy":1,"FirmwareName":"hdhomerun3_atsc","FirmwareVersion":"20200225","DeviceID":"10xxxxx5","TunerCount":2,"BaseURL":"http://10.10.10.100:80"}
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/10.10.10.100/lineup.json b/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/10.10.10.100/lineup.json
new file mode 100644
index 0000000000..0967ef424b
--- /dev/null
+++ b/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/10.10.10.100/lineup.json
@@ -0,0 +1 @@
+{}
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/discover.json b/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/192.168.1.182/discover.json
index 851f17bb26..851f17bb26 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/discover.json
+++ b/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/192.168.1.182/discover.json
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/lineup.json b/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/192.168.1.182/lineup.json
index 4cb5ebc8ec..4cb5ebc8ec 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/lineup.json
+++ b/tests/Jellyfin.Server.Implementations.Tests/Test Data/LiveTv/192.168.1.182/lineup.json
diff --git a/tests/Jellyfin.Server.Implementations.Tests/Updates/InstallationManagerTests.cs b/tests/Jellyfin.Server.Implementations.Tests/Updates/InstallationManagerTests.cs
index 4fa64d8a22..70acbfc40e 100644
--- a/tests/Jellyfin.Server.Implementations.Tests/Updates/InstallationManagerTests.cs
+++ b/tests/Jellyfin.Server.Implementations.Tests/Updates/InstallationManagerTests.cs
@@ -1,5 +1,6 @@
-using System.Collections.Generic;
+using System;
 using System.IO;
+using System.Linq;
 using System.Net.Http;
 using System.Threading;
 using System.Threading.Tasks;
@@ -46,12 +47,36 @@ namespace Jellyfin.Server.Implementations.Tests.Updates
         [Fact]
         public async Task GetPackages_Valid_Success()
         {
-            IList<PackageInfo> packages = await _installationManager.GetPackages(
+            PackageInfo[] packages = await _installationManager.GetPackages(
                 "Jellyfin Stable",
                 "https://repo.jellyfin.org/releases/plugin/manifest-stable.json",
                 false);
 
-            Assert.Equal(25, packages.Count);
+            Assert.Equal(25, packages.Length);
+        }
+
+        [Fact]
+        public async Task FilterPackages_NameOnly_Success()
+        {
+            PackageInfo[] packages = await _installationManager.GetPackages(
+                "Jellyfin Stable",
+                "https://repo.jellyfin.org/releases/plugin/manifest-stable.json",
+                false);
+
+            packages = _installationManager.FilterPackages(packages, "Anime").ToArray();
+            Assert.Single(packages);
+        }
+
+        [Fact]
+        public async Task FilterPackages_GuidOnly_Success()
+        {
+            PackageInfo[] packages = await _installationManager.GetPackages(
+                "Jellyfin Stable",
+                "https://repo.jellyfin.org/releases/plugin/manifest-stable.json",
+                false);
+
+            packages = _installationManager.FilterPackages(packages, id: new Guid("a4df60c5-6ab4-412a-8f79-2cab93fb2bc5")).ToArray();
+            Assert.Single(packages);
         }
     }
 }
diff --git a/tests/Jellyfin.Server.Integration.Tests/AuthHelper.cs b/tests/Jellyfin.Server.Integration.Tests/AuthHelper.cs
index ea6838682a..4ea05397dd 100644
--- a/tests/Jellyfin.Server.Integration.Tests/AuthHelper.cs
+++ b/tests/Jellyfin.Server.Integration.Tests/AuthHelper.cs
@@ -7,7 +7,7 @@ using System.Text.Json;
 using System.Threading.Tasks;
 using Jellyfin.Api.Models.StartupDtos;
 using Jellyfin.Api.Models.UserDtos;
-using MediaBrowser.Common.Json;
+using Jellyfin.Extensions.Json;
 using Xunit;
 
 namespace Jellyfin.Server.Integration.Tests
diff --git a/tests/Jellyfin.Server.Integration.Tests/Controllers/BaseJellyfinTestController.cs b/tests/Jellyfin.Server.Integration.Tests/Controllers/BaseJellyfinTestController.cs
new file mode 100644
index 0000000000..9db8689a78
--- /dev/null
+++ b/tests/Jellyfin.Server.Integration.Tests/Controllers/BaseJellyfinTestController.cs
@@ -0,0 +1,14 @@
+using Jellyfin.Api;
+using Microsoft.AspNetCore.Mvc;
+
+namespace Jellyfin.Server.Integration.Tests.Controllers
+{
+    /// <summary>
+    /// Base controller for testing infrastructure.
+    /// Automatically ignored in generated openapi spec.
+    /// </summary>
+    [ApiExplorerSettings(IgnoreApi = true)]
+    public class BaseJellyfinTestController : BaseJellyfinApiController
+    {
+    }
+}
diff --git a/tests/Jellyfin.Server.Integration.Tests/Controllers/DashboardControllerTests.cs b/tests/Jellyfin.Server.Integration.Tests/Controllers/DashboardControllerTests.cs
index f5411dcb8d..8273653637 100644
--- a/tests/Jellyfin.Server.Integration.Tests/Controllers/DashboardControllerTests.cs
+++ b/tests/Jellyfin.Server.Integration.Tests/Controllers/DashboardControllerTests.cs
@@ -5,7 +5,7 @@ using System.Text;
 using System.Text.Json;
 using System.Threading.Tasks;
 using Jellyfin.Api.Models;
-using MediaBrowser.Common.Json;
+using Jellyfin.Extensions.Json;
 using Xunit;
 
 namespace Jellyfin.Server.Integration.Tests.Controllers
diff --git a/tests/Jellyfin.Server.Integration.Tests/Controllers/EncoderController.cs b/tests/Jellyfin.Server.Integration.Tests/Controllers/EncoderController.cs
new file mode 100644
index 0000000000..1a720c2f62
--- /dev/null
+++ b/tests/Jellyfin.Server.Integration.Tests/Controllers/EncoderController.cs
@@ -0,0 +1,53 @@
+using System.Collections.Generic;
+using System.Linq;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Mvc;
+
+namespace Jellyfin.Server.Integration.Tests.Controllers
+{
+    /// <summary>
+    /// Controller for testing the encoded url.
+    /// </summary>
+    public class EncoderController : BaseJellyfinTestController
+    {
+        /// <summary>
+        /// Tests the url decoding.
+        /// </summary>
+        /// <param name="params">Parameters to echo back in the response.</param>
+        /// <returns>An <see cref="OkResult"/>.</returns>
+        /// <response code="200">Information retrieved.</response>
+        [HttpGet("UrlDecode")]
+        [ProducesResponseType(StatusCodes.Status200OK)]
+        public ContentResult TestUrlDecoding([FromQuery] Dictionary<string, string>? @params = null)
+        {
+            return new ContentResult()
+            {
+                Content = (@params != null && @params.Count > 0)
+                    ? string.Join("&", @params.Select(x => x.Key + "=" + x.Value))
+                    : string.Empty,
+                ContentType = "text/plain; charset=utf-8",
+                StatusCode = 200
+            };
+        }
+
+        /// <summary>
+        /// Tests the url decoding.
+        /// </summary>
+        /// <param name="params">Parameters to echo back in the response.</param>
+        /// <returns>An <see cref="OkResult"/>.</returns>
+        /// <response code="200">Information retrieved.</response>
+        [HttpGet("UrlArrayDecode")]
+        [ProducesResponseType(StatusCodes.Status200OK)]
+        public ContentResult TestUrlArrayDecoding([FromQuery] Dictionary<string, string[]>? @params = null)
+        {
+            return new ContentResult()
+            {
+                Content = (@params != null && @params.Count > 0)
+                    ? string.Join("&", @params.Select(x => x.Key + "=" + string.Join(',', x.Value)))
+                    : string.Empty,
+                ContentType = "text/plain; charset=utf-8",
+                StatusCode = 200
+            };
+        }
+    }
+}
diff --git a/tests/Jellyfin.Server.Integration.Tests/Controllers/MediaInfoControllerTests.cs b/tests/Jellyfin.Server.Integration.Tests/Controllers/MediaInfoControllerTests.cs
new file mode 100644
index 0000000000..34d26680ad
--- /dev/null
+++ b/tests/Jellyfin.Server.Integration.Tests/Controllers/MediaInfoControllerTests.cs
@@ -0,0 +1,61 @@
+using System.Globalization;
+using System.Net;
+using System.Net.Mime;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Jellyfin.Server.Integration.Tests.Controllers
+{
+    public sealed class MediaInfoControllerTests : IClassFixture<JellyfinApplicationFactory>
+    {
+        private readonly JellyfinApplicationFactory _factory;
+        private static string? _accessToken;
+
+        public MediaInfoControllerTests(JellyfinApplicationFactory factory)
+        {
+            _factory = factory;
+        }
+
+        [Fact]
+        public async Task BitrateTest_Default_Ok()
+        {
+            var client = _factory.CreateClient();
+            client.DefaultRequestHeaders.AddAuthHeader(_accessToken ??= await AuthHelper.CompleteStartupAsync(client).ConfigureAwait(false));
+
+            var response = await client.GetAsync("Playback/BitrateTest").ConfigureAwait(false);
+
+            Assert.Equal(HttpStatusCode.OK, response.StatusCode);
+            Assert.Equal(MediaTypeNames.Application.Octet, response.Content.Headers.ContentType?.MediaType);
+            Assert.NotNull(response.Content.Headers.ContentLength);
+        }
+
+        [Theory]
+        [InlineData(102400)]
+        public async Task BitrateTest_WithValidParam_Ok(int size)
+        {
+            var client = _factory.CreateClient();
+            client.DefaultRequestHeaders.AddAuthHeader(_accessToken ??= await AuthHelper.CompleteStartupAsync(client).ConfigureAwait(false));
+
+            var response = await client.GetAsync("Playback/BitrateTest?size=" + size.ToString(CultureInfo.InvariantCulture)).ConfigureAwait(false);
+
+            Assert.Equal(HttpStatusCode.OK, response.StatusCode);
+            Assert.Equal(MediaTypeNames.Application.Octet, response.Content.Headers.ContentType?.MediaType);
+            Assert.NotNull(response.Content.Headers.ContentLength);
+            Assert.InRange(response.Content.Headers.ContentLength!.Value, size, long.MaxValue);
+        }
+
+        [Theory]
+        [InlineData(0)] // Zero
+        [InlineData(-102400)] // Negative value
+        [InlineData(1000000000)] // Too large
+        public async Task BitrateTest_InvalidValue_BadRequest(int size)
+        {
+            var client = _factory.CreateClient();
+            client.DefaultRequestHeaders.AddAuthHeader(_accessToken ??= await AuthHelper.CompleteStartupAsync(client).ConfigureAwait(false));
+
+            var response = await client.GetAsync("Playback/BitrateTest?size=" + size.ToString(CultureInfo.InvariantCulture)).ConfigureAwait(false);
+
+            Assert.Equal(HttpStatusCode.BadRequest, response.StatusCode);
+        }
+    }
+}
diff --git a/tests/Jellyfin.Server.Integration.Tests/Controllers/StartupControllerTests.cs b/tests/Jellyfin.Server.Integration.Tests/Controllers/StartupControllerTests.cs
index 169a5a6c52..9c0fc72f65 100644
--- a/tests/Jellyfin.Server.Integration.Tests/Controllers/StartupControllerTests.cs
+++ b/tests/Jellyfin.Server.Integration.Tests/Controllers/StartupControllerTests.cs
@@ -6,7 +6,7 @@ using System.Net.Mime;
 using System.Text.Json;
 using System.Threading.Tasks;
 using Jellyfin.Api.Models.StartupDtos;
-using MediaBrowser.Common.Json;
+using Jellyfin.Extensions.Json;
 using Xunit;
 using Xunit.Priority;
 
diff --git a/tests/Jellyfin.Server.Integration.Tests/Controllers/UserControllerTests.cs b/tests/Jellyfin.Server.Integration.Tests/Controllers/UserControllerTests.cs
index 6584490de5..8866ab53cd 100644
--- a/tests/Jellyfin.Server.Integration.Tests/Controllers/UserControllerTests.cs
+++ b/tests/Jellyfin.Server.Integration.Tests/Controllers/UserControllerTests.cs
@@ -8,7 +8,7 @@ using System.Net.Mime;
 using System.Text.Json;
 using System.Threading.Tasks;
 using Jellyfin.Api.Models.UserDtos;
-using MediaBrowser.Common.Json;
+using Jellyfin.Extensions.Json;
 using MediaBrowser.Model.Dto;
 using Xunit;
 using Xunit.Priority;
diff --git a/tests/Jellyfin.Server.Integration.Tests/EncodedQueryStringTest.cs b/tests/Jellyfin.Server.Integration.Tests/EncodedQueryStringTest.cs
new file mode 100644
index 0000000000..732b4f050d
--- /dev/null
+++ b/tests/Jellyfin.Server.Integration.Tests/EncodedQueryStringTest.cs
@@ -0,0 +1,48 @@
+using System.Net;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Jellyfin.Server.Integration.Tests
+{
+    /// <summary>
+    /// Defines the test for encoded querystrings in the url.
+    /// </summary>
+    public class EncodedQueryStringTest : IClassFixture<JellyfinApplicationFactory>
+    {
+        private readonly JellyfinApplicationFactory _factory;
+
+        public EncodedQueryStringTest(JellyfinApplicationFactory factory)
+        {
+            _factory = factory;
+        }
+
+        [Theory]
+        [InlineData("a=1&b=2&c=3", "a=1&b=2&c=3")] // won't be processed as there is more than 1.
+        [InlineData("a=1", "a=1")] // won't be processed as it has a value
+        [InlineData("a%3D1%26b%3D2%26c%3D3", "a=1&b=2&c=3")] // will be processed.
+        [InlineData("a=b&a=c", "a=b")]
+        [InlineData("a%3Db%26a%3Dc", "a=b")]
+        public async Task Ensure_Decoding_Of_Urls_Is_Working(string sourceUrl, string unencodedUrl)
+        {
+            var client = _factory.CreateClient();
+
+            var response = await client.GetAsync("Encoder/UrlDecode?" + sourceUrl).ConfigureAwait(false);
+            Assert.Equal(HttpStatusCode.OK, response.StatusCode);
+            string reply = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
+            Assert.Equal(unencodedUrl, reply);
+        }
+
+        [Theory]
+        [InlineData("a=b&a=c", "a=b,c")]
+        [InlineData("a%3Db%26a%3Dc", "a=b,c")]
+        public async Task Ensure_Array_Decoding_Of_Urls_Is_Working(string sourceUrl, string unencodedUrl)
+        {
+            var client = _factory.CreateClient();
+
+            var response = await client.GetAsync("Encoder/UrlArrayDecode?" + sourceUrl).ConfigureAwait(false);
+            Assert.Equal(HttpStatusCode.OK, response.StatusCode);
+            string reply = await response.Content.ReadAsStringAsync().ConfigureAwait(false);
+            Assert.Equal(unencodedUrl, reply);
+        }
+    }
+}
diff --git a/tests/Jellyfin.Server.Integration.Tests/Jellyfin.Server.Integration.Tests.csproj b/tests/Jellyfin.Server.Integration.Tests/Jellyfin.Server.Integration.Tests.csproj
index 938385a2ad..cf42153393 100644
--- a/tests/Jellyfin.Server.Integration.Tests/Jellyfin.Server.Integration.Tests.csproj
+++ b/tests/Jellyfin.Server.Integration.Tests/Jellyfin.Server.Integration.Tests.csproj
@@ -2,9 +2,6 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
@@ -12,13 +9,13 @@
     <PackageReference Include="AutoFixture" Version="4.17.0" />
     <PackageReference Include="AutoFixture.AutoMoq" Version="4.17.0" />
     <PackageReference Include="AutoFixture.Xunit2" Version="4.17.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="5.0.5" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="5.0.8" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="5.0.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
     <PackageReference Include="Xunit.Priority" Version="1.1.6" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
     <PackageReference Include="Moq" Version="4.16.0" />
   </ItemGroup>
 
diff --git a/tests/Jellyfin.Server.Integration.Tests/JellyfinApplicationFactory.cs b/tests/Jellyfin.Server.Integration.Tests/JellyfinApplicationFactory.cs
index d9ec81a271..976e19d468 100644
--- a/tests/Jellyfin.Server.Integration.Tests/JellyfinApplicationFactory.cs
+++ b/tests/Jellyfin.Server.Integration.Tests/JellyfinApplicationFactory.cs
@@ -44,10 +44,7 @@ namespace Jellyfin.Server.Integration.Tests
         protected override void ConfigureWebHost(IWebHostBuilder builder)
         {
             // Specify the startup command line options
-            var commandLineOpts = new StartupOptions
-            {
-                NoWebClient = true
-            };
+            var commandLineOpts = new StartupOptions();
 
             // Use a temporary directory for the application paths
             var webHostPathRoot = Path.Combine(_testPathRoot, "test-host-" + Path.GetFileNameWithoutExtension(Path.GetRandomFileName()));
diff --git a/tests/Jellyfin.Server.Integration.Tests/Middleware/RobotsRedirectionMiddlewareTests.cs b/tests/Jellyfin.Server.Integration.Tests/Middleware/RobotsRedirectionMiddlewareTests.cs
new file mode 100644
index 0000000000..8c49a2e2b5
--- /dev/null
+++ b/tests/Jellyfin.Server.Integration.Tests/Middleware/RobotsRedirectionMiddlewareTests.cs
@@ -0,0 +1,32 @@
+using System.Net;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc.Testing;
+using Xunit;
+
+namespace Jellyfin.Server.Integration.Tests.Middleware
+{
+    public sealed class RobotsRedirectionMiddlewareTests : IClassFixture<JellyfinApplicationFactory>
+    {
+        private readonly JellyfinApplicationFactory _factory;
+
+        public RobotsRedirectionMiddlewareTests(JellyfinApplicationFactory factory)
+        {
+            _factory = factory;
+        }
+
+        [Fact]
+        public async Task RobotsDotTxtRedirects()
+        {
+            var client = _factory.CreateClient(
+                new WebApplicationFactoryClientOptions()
+                {
+                    AllowAutoRedirect = false
+                });
+
+            var response = await client.GetAsync("robots.txt").ConfigureAwait(false);
+
+            Assert.Equal(HttpStatusCode.Redirect, response.StatusCode);
+            Assert.Equal("web/robots.txt", response.Headers.Location?.ToString());
+        }
+    }
+}
diff --git a/tests/Jellyfin.Server.Tests/Jellyfin.Server.Tests.csproj b/tests/Jellyfin.Server.Tests/Jellyfin.Server.Tests.csproj
index 72e40ebcb5..2f95f5c01c 100644
--- a/tests/Jellyfin.Server.Tests/Jellyfin.Server.Tests.csproj
+++ b/tests/Jellyfin.Server.Tests/Jellyfin.Server.Tests.csproj
@@ -3,9 +3,6 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
@@ -13,12 +10,12 @@
     <PackageReference Include="AutoFixture" Version="4.17.0" />
     <PackageReference Include="AutoFixture.AutoMoq" Version="4.17.0" />
     <PackageReference Include="AutoFixture.Xunit2" Version="4.17.0" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="5.0.5" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Testing" Version="5.0.8" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="5.0.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
     <PackageReference Include="Moq" Version="4.16.0" />
   </ItemGroup>
 
diff --git a/tests/Jellyfin.Server.Tests/UrlDecodeQueryFeatureTests.cs b/tests/Jellyfin.Server.Tests/UrlDecodeQueryFeatureTests.cs
new file mode 100644
index 0000000000..419afb2dc4
--- /dev/null
+++ b/tests/Jellyfin.Server.Tests/UrlDecodeQueryFeatureTests.cs
@@ -0,0 +1,31 @@
+using System.Collections.Generic;
+using System.Linq;
+using Jellyfin.Server.Middleware;
+using Microsoft.AspNetCore.Http;
+using Microsoft.AspNetCore.Http.Features;
+using Microsoft.Extensions.Primitives;
+using Xunit;
+
+namespace Jellyfin.Server.Tests
+{
+    public static class UrlDecodeQueryFeatureTests
+    {
+        [Theory]
+        [InlineData("e0a72cb2a2c7", "e0a72cb2a2c7")] // isn't encoded
+        [InlineData("random+test", "random test")] // encoded
+        [InlineData("random%20test", "random test")] // encoded
+        [InlineData("++", "  ")] // encoded
+        public static void EmptyValueTest(string query, string key)
+        {
+            var dict = new Dictionary<string, StringValues>
+            {
+                { query, StringValues.Empty }
+            };
+            var test = new UrlDecodeQueryFeature(new QueryFeature(new QueryCollection(dict)));
+            Assert.Single(test.Query);
+            var (k, v) = test.Query.First();
+            Assert.Equal(key, k);
+            Assert.Empty(v);
+        }
+    }
+}
diff --git a/tests/Jellyfin.XbmcMetadata.Tests/Jellyfin.XbmcMetadata.Tests.csproj b/tests/Jellyfin.XbmcMetadata.Tests/Jellyfin.XbmcMetadata.Tests.csproj
index 4132205c3f..78837bba67 100644
--- a/tests/Jellyfin.XbmcMetadata.Tests/Jellyfin.XbmcMetadata.Tests.csproj
+++ b/tests/Jellyfin.XbmcMetadata.Tests/Jellyfin.XbmcMetadata.Tests.csproj
@@ -3,9 +3,6 @@
   <PropertyGroup>
     <TargetFramework>net5.0</TargetFramework>
     <IsPackable>false</IsPackable>
-    <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
-    <Nullable>enable</Nullable>
-    <AnalysisMode>AllEnabledByDefault</AnalysisMode>
     <CodeAnalysisRuleSet>../jellyfin-tests.ruleset</CodeAnalysisRuleSet>
   </PropertyGroup>
 
@@ -16,11 +13,11 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.9.4" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
     <PackageReference Include="Moq" Version="4.16.1" />
     <PackageReference Include="xunit" Version="2.4.1" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
-    <PackageReference Include="coverlet.collector" Version="3.0.3" />
+    <PackageReference Include="coverlet.collector" Version="3.1.0" />
   </ItemGroup>
 
   <!-- Code Analyzers -->
diff --git a/tests/Jellyfin.XbmcMetadata.Tests/Location/MovieNfoLocationTests.cs b/tests/Jellyfin.XbmcMetadata.Tests/Location/MovieNfoLocationTests.cs
index 357d61c0bc..8019e0ab39 100644
--- a/tests/Jellyfin.XbmcMetadata.Tests/Location/MovieNfoLocationTests.cs
+++ b/tests/Jellyfin.XbmcMetadata.Tests/Location/MovieNfoLocationTests.cs
@@ -1,8 +1,8 @@
-using System.Linq;
+using System;
+using System.Linq;
 using MediaBrowser.Controller.Entities.Movies;
 using MediaBrowser.Controller.Providers;
 using MediaBrowser.Model.Entities;
-using MediaBrowser.Model.System;
 using MediaBrowser.XbmcMetadata.Savers;
 using Xunit;
 
@@ -28,7 +28,7 @@ namespace Jellyfin.XbmcMetadata.Tests.Location
             var path2 = "/media/movies/Avengers Endgame/movie.nfo";
 
             // uses ContainingFolderPath which uses Operating system specific paths
-            if (MediaBrowser.Common.System.OperatingSystem.Id == OperatingSystemId.Windows)
+            if (OperatingSystem.IsWindows())
             {
                 movie.Path = movie.Path.Replace('/', '\\');
                 path1 = path1.Replace('/', '\\');
@@ -49,7 +49,7 @@ namespace Jellyfin.XbmcMetadata.Tests.Location
             var path2 = "/media/movies/Avengers Endgame/VIDEO_TS/VIDEO_TS.nfo";
 
             // uses ContainingFolderPath which uses Operating system specific paths
-            if (MediaBrowser.Common.System.OperatingSystem.Id == OperatingSystemId.Windows)
+            if (OperatingSystem.IsWindows())
             {
                 movie.Path = movie.Path.Replace('/', '\\');
                 path1 = path1.Replace('/', '\\');
diff --git a/tests/Jellyfin.XbmcMetadata.Tests/Parsers/EpisodeNfoProviderTests.cs b/tests/Jellyfin.XbmcMetadata.Tests/Parsers/EpisodeNfoProviderTests.cs
index 9ad093a2b9..3e726f23d9 100644
--- a/tests/Jellyfin.XbmcMetadata.Tests/Parsers/EpisodeNfoProviderTests.cs
+++ b/tests/Jellyfin.XbmcMetadata.Tests/Parsers/EpisodeNfoProviderTests.cs
@@ -14,8 +14,6 @@ using Microsoft.Extensions.Logging.Abstractions;
 using Moq;
 using Xunit;
 
-#pragma warning disable CA5369
-
 namespace Jellyfin.XbmcMetadata.Tests.Parsers
 {
     public class EpisodeNfoProviderTests
diff --git a/tests/Jellyfin.XbmcMetadata.Tests/Parsers/MovieNfoParserTests.cs b/tests/Jellyfin.XbmcMetadata.Tests/Parsers/MovieNfoParserTests.cs
index 30a48857a4..cbcce73eb6 100644
--- a/tests/Jellyfin.XbmcMetadata.Tests/Parsers/MovieNfoParserTests.cs
+++ b/tests/Jellyfin.XbmcMetadata.Tests/Parsers/MovieNfoParserTests.cs
@@ -59,7 +59,7 @@ namespace Jellyfin.XbmcMetadata.Tests.Parsers
             _localImageFileMetadata = new FileSystemMetadata()
             {
                 Exists = true,
-                FullName = MediaBrowser.Common.System.OperatingSystem.Id == OperatingSystemId.Windows ?
+                FullName = OperatingSystem.IsWindows() ?
                     "C:\\media\\movies\\Justice League (2017).jpg"
                     : "/media/movies/Justice League (2017).jpg"
             };
diff --git a/tests/Jellyfin.XbmcMetadata.Tests/Parsers/MusicAlbumNfoProviderTests.cs b/tests/Jellyfin.XbmcMetadata.Tests/Parsers/MusicAlbumNfoProviderTests.cs
index 2129f34222..eea8cb50a7 100644
--- a/tests/Jellyfin.XbmcMetadata.Tests/Parsers/MusicAlbumNfoProviderTests.cs
+++ b/tests/Jellyfin.XbmcMetadata.Tests/Parsers/MusicAlbumNfoProviderTests.cs
@@ -1,6 +1,4 @@
-#pragma warning disable CA5369
-
-using System;
+using System;
 using System.Threading;
 using MediaBrowser.Common.Configuration;
 using MediaBrowser.Controller.Entities.Audio;
diff --git a/tests/Jellyfin.XbmcMetadata.Tests/Parsers/SeasonNfoProviderTests.cs b/tests/Jellyfin.XbmcMetadata.Tests/Parsers/SeasonNfoProviderTests.cs
index 0e61fa2a19..31110dbd7d 100644
--- a/tests/Jellyfin.XbmcMetadata.Tests/Parsers/SeasonNfoProviderTests.cs
+++ b/tests/Jellyfin.XbmcMetadata.Tests/Parsers/SeasonNfoProviderTests.cs
@@ -1,6 +1,4 @@
-#pragma warning disable CA5369
-
-using System;
+using System;
 using System.Linq;
 using System.Threading;
 using MediaBrowser.Common.Configuration;