public void Run()
{
Console.WriteLine("StopWatchTest"); // Prompt
var stopwatch = new Stopwatch();
Console.WriteLine("Start stopwatch"); // Prompt
stopwatch.StartNew();
Console.WriteLine("Start long process"); // Prompt
Thread.Sleep(3000);
Console.WriteLine("Passed {0}", stopwatch.TimePassed()); // Prompt
Console.WriteLine("Stop stopwatch"); // Prompt
stopwatch.Stop();
Console.ReadKey();
}