Benchmark sample, BenchmarkDotNet

Benchmark.sample.cs

///
/// BenchmarkDotNet v0.13.0
/// ref→[Getting started](https://benchmarkdotnet.org/articles/guides/getting-started.html)
///

using BenchmarkDotNet.Attributes;
using BenchmarkDotNet.Running;
using System;

class Program
{
    static void Main(string[] args)
    {
        /// 測試進入點
        BenchmarkRunner.Run<TestCase>();
        
        Console.WriteLine("Press any key to continue.");
        Console.ReadKey();
    }
}

/// 測試邏輯
public class TestCase
{
    [Benchmark]
    public void TestMethod1()
    {
        var t = new Fin();
        int ret = t.fin(35);
    }

    [Benchmark]
    public void TestMethod2()
    {
        var t = new Fin();
        int ret = t.fin(15);
    }
}

/// 測試標的,正式情況下應該做成 Library。
public class Fin
{
    public int fin(int n)
    {
        return n <= 0 ? 0 : n + fin(n - 1);
    }
}