Improve branch coverage

Jellyfin.Api/Models/LiveTvDtos/GetProgramsDto.cs

@@ -1,6 +1,5 @@
 using System;
 using System.Collections.Generic;
-using System.Diagnostics.CodeAnalysis;
 using System.Text.Json.Serialization;
 using Jellyfin.Data.Enums;
 using MediaBrowser.Common.Json.Converters;

MediaBrowser.Common/Json/Converters/JsonOmdbNotAvailableInt32Converter.cs

@@ -25,7 +25,7 @@ namespace MediaBrowser.Common.Json.Converters
                 return (int?)converter.ConvertFromString(str);
             }
 
-            return JsonSerializer.Deserialize<int?>(ref reader, options);
+            return JsonSerializer.Deserialize<int>(ref reader, options);
         }
 
         /// <inheritdoc />

tests/Jellyfin.Api.Tests/TestPluginWithoutPages.cs

@@ -0,0 +1,27 @@
+#pragma warning disable CS1591
+
+using System;
+using MediaBrowser.Common.Configuration;
+using MediaBrowser.Common.Plugins;
+using MediaBrowser.Model.Plugins;
+using MediaBrowser.Model.Serialization;
+
+namespace Jellyfin.Api.Tests
+{
+    public class TestPluginWithoutPages : BasePlugin<BasePluginConfiguration>
+    {
+        public TestPluginWithoutPages(IApplicationPaths applicationPaths, IXmlSerializer xmlSerializer)
+            : base(applicationPaths, xmlSerializer)
+        {
+            Instance = this;
+        }
+
+        public static TestPluginWithoutPages? Instance { get; private set; }
+
+        public override Guid Id => new Guid("ae95cbe6-bd3d-4d73-8596-490db334611e");
+
+        public override string Name => nameof(TestPluginWithoutPages);
+
+        public override string Description => "Server test Plugin without web pages.";
+    }
+}

tests/Jellyfin.Common.Tests/Json/JsonCommaDelimitedArrayTests.cs

@@ -1,4 +1,5 @@
-using System.Text.Json;
+using System;
+using System.Text.Json;
 using System.Text.Json.Serialization;
 using Jellyfin.Common.Tests.Models;
 using MediaBrowser.Model.Session;
@@ -8,6 +9,27 @@ namespace Jellyfin.Common.Tests.Json
 {
     public static class JsonCommaDelimitedArrayTests
     {
+        [Fact]
+        public static void Deserialize_String_Null_Success()
+        {
+            var options = new JsonSerializerOptions();
+            var value = JsonSerializer.Deserialize<GenericBodyArrayModel<string>>(@"{ ""Value"": null }", options);
+            Assert.Null(value?.Value);
+        }
+
+        [Fact]
+        public static void Deserialize_Empty_Success()
+        {
+            var desiredValue = new GenericBodyArrayModel<string>
+            {
+                Value = Array.Empty<string>()
+            };
+
+            var options = new JsonSerializerOptions();
+            var value = JsonSerializer.Deserialize<GenericBodyArrayModel<string>>(@"{ ""Value"": """" }", options);
+            Assert.Equal(desiredValue.Value, value?.Value);
+        }
+
         [Fact]
         public static void Deserialize_String_Valid_Success()
         {
@@ -48,6 +70,34 @@ namespace Jellyfin.Common.Tests.Json
             Assert.Equal(desiredValue.Value, value?.Value);
         }
 
+        [Fact]
+        public static void Deserialize_GenericCommandType_EmptyEntry_Success()
+        {
+            var desiredValue = new GenericBodyArrayModel<GeneralCommandType>
+            {
+                Value = new[] { GeneralCommandType.MoveUp, GeneralCommandType.MoveDown }
+            };
+
+            var options = new JsonSerializerOptions();
+            options.Converters.Add(new JsonStringEnumConverter());
+            var value = JsonSerializer.Deserialize<GenericBodyArrayModel<GeneralCommandType>>(@"{ ""Value"": ""MoveUp,,MoveDown"" }", options);
+            Assert.Equal(desiredValue.Value, value?.Value);
+        }
+
+        [Fact]
+        public static void Deserialize_GenericCommandType_Invalid_Success()
+        {
+            var desiredValue = new GenericBodyArrayModel<GeneralCommandType>
+            {
+                Value = new[] { GeneralCommandType.MoveUp, GeneralCommandType.MoveDown }
+            };
+
+            var options = new JsonSerializerOptions();
+            options.Converters.Add(new JsonStringEnumConverter());
+            var value = JsonSerializer.Deserialize<GenericBodyArrayModel<GeneralCommandType>>(@"{ ""Value"": ""MoveUp,TotallyNotAVallidCommand,MoveDown"" }", options);
+            Assert.Equal(desiredValue.Value, value?.Value);
+        }
+
         [Fact]
         public static void Deserialize_GenericCommandType_Space_Valid_Success()
         {

tests/Jellyfin.Common.Tests/Json/JsonOmdbConverterTests.cs

@@ -38,6 +38,15 @@ namespace Jellyfin.Common.Tests.Json
             Assert.Null(result);
         }
 
+        [Theory]
+        [InlineData("\"8\"", 8)]
+        [InlineData("8", 8)]
+        public void Deserialize_NullableInt_Success(string input, int? expected)
+        {
+            var result = JsonSerializer.Deserialize<int?>(input, _options);
+            Assert.Equal(result, expected);
+        }
+
         [Theory]
         [InlineData("\"N/A\"")]
         [InlineData("null")]
@@ -48,21 +57,11 @@ namespace Jellyfin.Common.Tests.Json
         }
 
         [Theory]
-        [InlineData("\"8\"", 8)]
-        [InlineData("8", 8)]
-        public void Deserialize_Int_Success(string input, int expected)
-        {
-            var result = JsonSerializer.Deserialize<int>(input, _options);
-            Assert.Equal(result, expected);
-        }
-
-        [Fact]
-        public void Deserialize_Normal_String_Success()
+        [InlineData("\"Jellyfin\"", "Jellyfin")]
+        public void Deserialize_Normal_String_Success(string input, string expected)
         {
-            const string Input = "\"Jellyfin\"";
-            const string Expected = "Jellyfin";
-            var result = JsonSerializer.Deserialize<string>(Input, _options);
-            Assert.Equal(Expected, result);
+            var result = JsonSerializer.Deserialize<string?>(input, _options);
+            Assert.Equal(expected, result);
         }
 
         [Fact]