[MemoryDiagnoser(false)]
public class Benchmarks
{
    private readonly IAppCache _appCache = new CachingService();
    private readonly IMemoryCache _memoryCache = new MemoryCache(new MemoryCacheOptions());

    [Benchmark]
    public int GetOrCreate_MemoryCache() => 
        _memoryCache.GetOrCreate("set", _ => 100);
    [Benchmark]
    public int GetOrCreate_LazyCache() => 
        _appCache.GetOrAdd("set", _ => 100);
}