Optimize ObjectToInferredTypesConverter and add tests

https://github.com/abpframework/abp/discussions/23692

framework/src/Volo.Abp.Json.SystemTextJson/Volo/Abp/Json/SystemTextJson/JsonConverters/ObjectToInferredTypesConverter.cs

@@ -9,6 +9,8 @@ namespace Volo.Abp.Json.SystemTextJson.JsonConverters;
 /// </summary>
 public class ObjectToInferredTypesConverter : JsonConverter<object>
 {
+    private JsonSerializerOptions? _writeJsonSerializerOptions;
+
     public override object Read(
         ref Utf8JsonReader reader,
         Type typeToConvert,
@@ -26,6 +28,11 @@ public class ObjectToInferredTypesConverter : JsonConverter<object>
     public override void Write(
         Utf8JsonWriter writer,
         object objectToWrite,
-        JsonSerializerOptions options) =>
+        JsonSerializerOptions options)
-        JsonSerializer.Serialize(writer, objectToWrite, objectToWrite.GetType(), options);
+    {
+        _writeJsonSerializerOptions ??= JsonSerializerOptionsHelper.Create(options, x =>
+            x == this ||
+            x.GetType() == typeof(ObjectToInferredTypesConverter));
+        JsonSerializer.Serialize(writer, objectToWrite, objectToWrite.GetType(), _writeJsonSerializerOptions);
+    }
 }

framework/test/Volo.Abp.Json.Tests/Volo/Abp/Json/ObjectToInferredTypesConverter_Tests.cs

@@ -0,0 +1,54 @@
+using System.Text.Json;
+using Shouldly;
+using Xunit;
+
+namespace Volo.Abp.Json;
+
+public class ObjectToInferredTypesConverter_Tests : AbpJsonSystemTextJsonTestBase
+{
+    private readonly IJsonSerializer _jsonSerializer;
+
+    public ObjectToInferredTypesConverter_Tests()
+    {
+        _jsonSerializer = GetRequiredService<IJsonSerializer>();
+    }
+
+    [Fact]
+    public void Test()
+    {
+        var objString = _jsonSerializer.Serialize(new object());
+        objString.ShouldBe("{}");
+        var obj = _jsonSerializer.Deserialize<object>(objString);
+        obj.ShouldBeOfType<JsonElement>();
+
+        var booleanString = _jsonSerializer.Serialize(true);
+        booleanString.ShouldBe("true");
+        var boolean = _jsonSerializer.Deserialize<bool>(booleanString);
+        boolean.ShouldBe(true);
+
+        var booleanString2 = _jsonSerializer.Serialize(false);
+        booleanString2.ShouldBe("false");
+        var boolean2 = _jsonSerializer.Deserialize<bool>(booleanString2);
+        boolean2.ShouldBe(false);
+
+        var numberString = _jsonSerializer.Serialize(1);
+        numberString.ShouldBe("1");
+        var number = _jsonSerializer.Deserialize<long>(numberString);
+        number.ShouldBe(1);
+
+        var numberString2 = _jsonSerializer.Serialize(1.1);
+        numberString2.ShouldBe("1.1");
+        var number2 = _jsonSerializer.Deserialize<double>(numberString2);
+        number2.ShouldBe(1.1);
+
+        var dateString = _jsonSerializer.Serialize(System.DateTime.Parse("2024-01-01"));
+        dateString.ShouldBe("\"2024-01-01T00:00:00\"");
+        var date = _jsonSerializer.Deserialize<System.DateTime>(dateString);
+        date.ShouldBe(System.DateTime.Parse("2024-01-01"));
+
+        var textString = _jsonSerializer.Serialize("text");
+        textString.ShouldBe("\"text\"");
+        var text = _jsonSerializer.Deserialize<string>(textString);
+        text.ShouldBe("text");
+    }
+}