static void Main(string[] args)
{
var adder = new Adder();
var a = 2;
var b = 4;
Console.WriteLine($"{a} + {b} = {adder.Sum(a, b)}");
}
public void TestSum()
{
var a = 3;
var b = 7;
var expected = 10;
var adder = new Adder();
var actual = adder.Sum(a, b);
Assert.AreEqual(expected, actual);
}
