checkpoint

Benchmarking/Benchmarking.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net5.0</TargetFramework>
+    <OutputType>Exe</OutputType>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="BenchmarkDotNet" Version="0.12.1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Gameboard.ShogiUI.BoardState\Gameboard.ShogiUI.BoardState.csproj" />
+  </ItemGroup>
+
+</Project>

Benchmarking/Benchmarks.cs

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+using BenchmarkDotNet.Attributes;
+using BenchmarkDotNet.Running;
+using Gameboard.ShogiUI.BoardState;
+using System;
+
+namespace Benchmarking
+{
+  public class Benchmarks
+  {
+    private Move[] moves;
+
+    public Benchmarks()
+    {
+      moves = new[]
+      {
+        // P1 Rook
+        new Move { From = new BoardVector(7, 1), To = new BoardVector(4, 1) },
+        // P2 Gold
+        new Move { From = new BoardVector(3, 8), To = new BoardVector(2, 7) },
+        // P1 Pawn
+        new Move { From = new BoardVector(4, 2), To = new BoardVector(4, 3) },
+        // P2 other Gold
+        new Move { From = new BoardVector(5, 8), To = new BoardVector(6, 7) },
+        // P1 same Pawn
+        new Move { From = new BoardVector(4, 3), To = new BoardVector(4, 4) },
+        // P2 Pawn
+        new Move { From = new BoardVector(4, 6), To = new BoardVector(4, 5) },
+        // P1 Pawn takes P2 Pawn
+        new Move { From = new BoardVector(4, 4), To = new BoardVector(4, 5) },
+        // P2 King
+        new Move { From = new BoardVector(4, 8), To = new BoardVector(4, 7) },
+        // P1 Pawn promotes
+        new Move { From = new BoardVector(4, 5), To = new BoardVector(4, 6), IsPromotion = true },
+        // P2 King retreat
+        new Move { From = new BoardVector(4, 7), To = new BoardVector(4, 8) },
+      };
+    }
+
+    [Benchmark]
+    public void OnlyValidMoves_NewBoard()
+    {
+      var board = new ShogiBoard();
+      foreach (var move in moves)
+      {
+        board.TryMove(move);
+      }
+    }
+  }
+
+  public class Program
+  {
+    public static void Main(string[] args)
+    {
+      BenchmarkRunner.Run<Benchmarks>();
+      Console.WriteLine("Done");
+    }
+  }
+}