private static void TestWpfServices()
{
var serv = new ServiceReference.CalculatorClient();
var result = serv.AddAsync(3, 4).Result;
Console.WriteLine(result);
var servTopShelf = new CalculatorClient();
var resultTopShelf = servTopShelf.Multiply(2.5, 5);
Console.WriteLine($"TopSelf {resultTopShelf}");
var servNoConfig = new MyServiceClient();
var stringResult = servNoConfig.ConvertString(Environment.SystemDirectory);
Console.WriteLine($"To Upper {stringResult}");
}