static void Main(string[] args)
{
SayHello();
Console.WriteLine();
var businessLogic = new BusinessLogic();
Console.WriteLine(string.Format(CultureInfo.InvariantCulture, "Calculating: 3 + 3 = {0}", businessLogic.Add(3, 3)));
Console.WriteLine(string.Format(CultureInfo.InvariantCulture, "Calculating: 3 - 3 = {0}", businessLogic.Subtract(3, 3)));
Console.Read();
}
public void BusinessLogic_Add()
{
var businessLogic = new BusinessLogic();
Assert.IsTrue(businessLogic.Add(3, 3) == 6);
}