submodule对gitea不管用，所以直接拉了一份拉格兰

Lagrange.Core/Lagrange.Core.Test/Tests/BinaryTest.cs

@@ -0,0 +1,32 @@
+using Lagrange.Core.Utility.Binary;
+using Lagrange.Core.Utility.Extension;
+
+namespace Lagrange.Core.Test.Tests;
+
+public class BinaryTest
+{
+    public class Binary
+    {
+        [BinaryProperty] public uint Value { get; set; } = 114514;
+        
+        [BinaryProperty] public ulong Value2 { get; set; } = 1919810;
+    }
+    
+    public void Test()
+    {
+        var binary = new Binary();
+        var bytes = BinarySerializer.Serialize(binary);
+        Console.WriteLine(bytes.ToArray().Hex());
+        Console.WriteLine(bytes.Length);
+
+        var binary2 = new BinaryPacket();
+        binary2.WriteUint(114514);
+        binary2.WriteUlong(1919810);
+        Console.WriteLine(binary2.ToArray().Hex());
+        
+        var newPacket = new BinaryPacket(bytes.ToArray());
+        var binary3 = newPacket.Deserialize<Binary>();
+        Console.WriteLine(binary3.Value);
+        Console.WriteLine(binary3.Value2);
+    }
+}