using System;

using System.Text.RegularExpressions;

using System.Linq;

using System.Threading.Tasks;

using System.Threading;

using LazyCache;

​

public class Program

{

    public static void Main()

    {

        var a = new CacheTest();

        Task.Run(async () =>

        {

            await a.Test("1", 1000);

        });

        Thread.Sleep(10);

        Task.Run(async () =>

        {

            await a.Test("2");

        });

        Thread.Sleep(5000);

    }

}

​

public class CacheTest

{

    private readonly IAppCache _cache;

    public CacheTest()

    {

        _cache = new CachingService();

    }

​

    public async Task<string> Test(string val, int sleep = 0)

    {

        Console.WriteLine("{1} GetOrAddAsync {0}", val, DateTime.UtcNow.ToString("HH:mm:ss:fffffff"));

        var a = await _cache.GetOrAddAsync("Key", async () => {

            Console.WriteLine("{1} {0} before sleep ", val, DateTime.UtcNow.ToString("HH:mm:ss:fffffff"));

            Thread.Sleep(sleep);

            Console.WriteLine("{0} Addind value {1}", DateTime.UtcNow.ToString("HH:mm:ss:fffffff"), val);

            return val;

        });

        Console.WriteLine("{2} Result from input {0}: {1}", val, a, DateTime.UtcNow.ToString("HH:mm:ss:fffffff"));

        return a;

    }

}