Merge pull request #4391 from crobibero/converter-ireadonlylist

Support IReadOnlyList for JsonCommaDelimitedArrayConverter

MediaBrowser.Common/Json/Converters/JsonCommaDelimitedArrayConverterFactory.cs

@@ -21,8 +21,8 @@ namespace MediaBrowser.Common.Json.Converters
         /// <inheritdoc />
         public override JsonConverter CreateConverter(Type typeToConvert, JsonSerializerOptions options)
         {
-            var structType = typeToConvert.GetElementType();
+            var structType = typeToConvert.GetElementType() ?? typeToConvert.GenericTypeArguments[0];
             return (JsonConverter)Activator.CreateInstance(typeof(JsonCommaDelimitedArrayConverter<>).MakeGenericType(structType));
         }
     }
-}
+}

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

@@ -11,82 +11,82 @@ namespace Jellyfin.Common.Tests.Json
         [Fact]
         public static void Deserialize_String_Valid_Success()
         {
-            var desiredValue = new GenericBodyModel<string>
+            var desiredValue = new GenericBodyArrayModel<string>
             {
                 Value = new[] { "a", "b", "c" }
             };
 
             var options = new JsonSerializerOptions();
-            var value = JsonSerializer.Deserialize<GenericBodyModel<string>>(@"{ ""Value"": ""a,b,c"" }", options);
+            var value = JsonSerializer.Deserialize<GenericBodyArrayModel<string>>(@"{ ""Value"": ""a,b,c"" }", options);
             Assert.Equal(desiredValue.Value, value?.Value);
         }
 
         [Fact]
         public static void Deserialize_String_Space_Valid_Success()
         {
-            var desiredValue = new GenericBodyModel<string>
+            var desiredValue = new GenericBodyArrayModel<string>
             {
                 Value = new[] { "a", "b", "c" }
             };
 
             var options = new JsonSerializerOptions();
-            var value = JsonSerializer.Deserialize<GenericBodyModel<string>>(@"{ ""Value"": ""a, b, c"" }", options);
+            var value = JsonSerializer.Deserialize<GenericBodyArrayModel<string>>(@"{ ""Value"": ""a, b, c"" }", options);
             Assert.Equal(desiredValue.Value, value?.Value);
         }
 
         [Fact]
         public static void Deserialize_GenericCommandType_Valid_Success()
         {
-            var desiredValue = new GenericBodyModel<GeneralCommandType>
+            var desiredValue = new GenericBodyArrayModel<GeneralCommandType>
             {
                 Value = new[] { GeneralCommandType.MoveUp, GeneralCommandType.MoveDown }
             };
 
             var options = new JsonSerializerOptions();
             options.Converters.Add(new JsonStringEnumConverter());
-            var value = JsonSerializer.Deserialize<GenericBodyModel<GeneralCommandType>>(@"{ ""Value"": ""MoveUp,MoveDown"" }", options);
+            var value = JsonSerializer.Deserialize<GenericBodyArrayModel<GeneralCommandType>>(@"{ ""Value"": ""MoveUp,MoveDown"" }", options);
             Assert.Equal(desiredValue.Value, value?.Value);
         }
 
         [Fact]
         public static void Deserialize_GenericCommandType_Space_Valid_Success()
         {
-            var desiredValue = new GenericBodyModel<GeneralCommandType>
+            var desiredValue = new GenericBodyArrayModel<GeneralCommandType>
             {
                 Value = new[] { GeneralCommandType.MoveUp, GeneralCommandType.MoveDown }
             };
 
             var options = new JsonSerializerOptions();
             options.Converters.Add(new JsonStringEnumConverter());
-            var value = JsonSerializer.Deserialize<GenericBodyModel<GeneralCommandType>>(@"{ ""Value"": ""MoveUp, MoveDown"" }", options);
+            var value = JsonSerializer.Deserialize<GenericBodyArrayModel<GeneralCommandType>>(@"{ ""Value"": ""MoveUp, MoveDown"" }", options);
             Assert.Equal(desiredValue.Value, value?.Value);
         }
 
         [Fact]
         public static void Deserialize_String_Array_Valid_Success()
         {
-            var desiredValue = new GenericBodyModel<string>
+            var desiredValue = new GenericBodyArrayModel<string>
             {
                 Value = new[] { "a", "b", "c" }
             };
 
             var options = new JsonSerializerOptions();
-            var value = JsonSerializer.Deserialize<GenericBodyModel<string>>(@"{ ""Value"": [""a"",""b"",""c""] }", options);
+            var value = JsonSerializer.Deserialize<GenericBodyArrayModel<string>>(@"{ ""Value"": [""a"",""b"",""c""] }", options);
             Assert.Equal(desiredValue.Value, value?.Value);
         }
 
         [Fact]
         public static void Deserialize_GenericCommandType_Array_Valid_Success()
         {
-            var desiredValue = new GenericBodyModel<GeneralCommandType>
+            var desiredValue = new GenericBodyArrayModel<GeneralCommandType>
             {
                 Value = new[] { GeneralCommandType.MoveUp, GeneralCommandType.MoveDown }
             };
 
             var options = new JsonSerializerOptions();
             options.Converters.Add(new JsonStringEnumConverter());
-            var value = JsonSerializer.Deserialize<GenericBodyModel<GeneralCommandType>>(@"{ ""Value"": [""MoveUp"", ""MoveDown""] }", options);
+            var value = JsonSerializer.Deserialize<GenericBodyArrayModel<GeneralCommandType>>(@"{ ""Value"": [""MoveUp"", ""MoveDown""] }", options);
             Assert.Equal(desiredValue.Value, value?.Value);
         }
     }
-}
+}

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

@@ -0,0 +1,92 @@
+using System.Text.Json;
+using System.Text.Json.Serialization;
+using Jellyfin.Common.Tests.Models;
+using MediaBrowser.Model.Session;
+using Xunit;
+
+namespace Jellyfin.Common.Tests.Json
+{
+    public static class JsonCommaDelimitedIReadOnlyListTests
+    {
+        [Fact]
+        public static void Deserialize_String_Valid_Success()
+        {
+            var desiredValue = new GenericBodyIReadOnlyListModel<string>
+            {
+                Value = new[] { "a", "b", "c" }
+            };
+
+            var options = new JsonSerializerOptions();
+            var value = JsonSerializer.Deserialize<GenericBodyIReadOnlyListModel<string>>(@"{ ""Value"": ""a,b,c"" }", options);
+            Assert.Equal(desiredValue.Value, value?.Value);
+        }
+
+        [Fact]
+        public static void Deserialize_String_Space_Valid_Success()
+        {
+            var desiredValue = new GenericBodyIReadOnlyListModel<string>
+            {
+                Value = new[] { "a", "b", "c" }
+            };
+
+            var options = new JsonSerializerOptions();
+            var value = JsonSerializer.Deserialize<GenericBodyIReadOnlyListModel<string>>(@"{ ""Value"": ""a, b, c"" }", options);
+            Assert.Equal(desiredValue.Value, value?.Value);
+        }
+
+        [Fact]
+        public static void Deserialize_GenericCommandType_Valid_Success()
+        {
+            var desiredValue = new GenericBodyIReadOnlyListModel<GeneralCommandType>
+            {
+                Value = new[] { GeneralCommandType.MoveUp, GeneralCommandType.MoveDown }
+            };
+
+            var options = new JsonSerializerOptions();
+            options.Converters.Add(new JsonStringEnumConverter());
+            var value = JsonSerializer.Deserialize<GenericBodyIReadOnlyListModel<GeneralCommandType>>(@"{ ""Value"": ""MoveUp,MoveDown"" }", options);
+            Assert.Equal(desiredValue.Value, value?.Value);
+        }
+
+        [Fact]
+        public static void Deserialize_GenericCommandType_Space_Valid_Success()
+        {
+            var desiredValue = new GenericBodyIReadOnlyListModel<GeneralCommandType>
+            {
+                Value = new[] { GeneralCommandType.MoveUp, GeneralCommandType.MoveDown }
+            };
+
+            var options = new JsonSerializerOptions();
+            options.Converters.Add(new JsonStringEnumConverter());
+            var value = JsonSerializer.Deserialize<GenericBodyIReadOnlyListModel<GeneralCommandType>>(@"{ ""Value"": ""MoveUp, MoveDown"" }", options);
+            Assert.Equal(desiredValue.Value, value?.Value);
+        }
+
+        [Fact]
+        public static void Deserialize_String_Array_Valid_Success()
+        {
+            var desiredValue = new GenericBodyIReadOnlyListModel<string>
+            {
+                Value = new[] { "a", "b", "c" }
+            };
+
+            var options = new JsonSerializerOptions();
+            var value = JsonSerializer.Deserialize<GenericBodyIReadOnlyListModel<string>>(@"{ ""Value"": [""a"",""b"",""c""] }", options);
+            Assert.Equal(desiredValue.Value, value?.Value);
+        }
+
+        [Fact]
+        public static void Deserialize_GenericCommandType_Array_Valid_Success()
+        {
+            var desiredValue = new GenericBodyIReadOnlyListModel<GeneralCommandType>
+            {
+                Value = new[] { GeneralCommandType.MoveUp, GeneralCommandType.MoveDown }
+            };
+
+            var options = new JsonSerializerOptions();
+            options.Converters.Add(new JsonStringEnumConverter());
+            var value = JsonSerializer.Deserialize<GenericBodyIReadOnlyListModel<GeneralCommandType>>(@"{ ""Value"": [""MoveUp"", ""MoveDown""] }", options);
+            Assert.Equal(desiredValue.Value, value?.Value);
+        }
+    }
+}

tests/Jellyfin.Common.Tests/Models/GenericBodyArrayModel.cs

@@ -8,7 +8,7 @@ namespace Jellyfin.Common.Tests.Models
     /// The generic body model.
     /// </summary>
     /// <typeparam name="T">The value type.</typeparam>
-    public class GenericBodyModel<T>
+    public class GenericBodyArrayModel<T>
     {
         /// <summary>
         /// Gets or sets the value.
@@ -17,4 +17,4 @@ namespace Jellyfin.Common.Tests.Models
         [JsonConverter(typeof(JsonCommaDelimitedArrayConverterFactory))]
         public T[] Value { get; set; } = default!;
     }
-}
+}

tests/Jellyfin.Common.Tests/Models/GenericBodyIReadOnlyListModel.cs

@@ -0,0 +1,19 @@
+using System.Collections.Generic;
+using System.Text.Json.Serialization;
+using MediaBrowser.Common.Json.Converters;
+
+namespace Jellyfin.Common.Tests.Models
+{
+    /// <summary>
+    /// The generic body <c>IReadOnlyList</c> model.
+    /// </summary>
+    /// <typeparam name="T">The value type.</typeparam>
+    public class GenericBodyIReadOnlyListModel<T>
+    {
+        /// <summary>
+        /// Gets or sets the value.
+        /// </summary>
+        [JsonConverter(typeof(JsonCommaDelimitedArrayConverterFactory))]
+        public IReadOnlyList<T> Value { get; set; } = default!;
+    }
+}