public void Calcular_area_de_un_cuadrado()
{
AreaCalculator areaCalculator = new AreaCalculator();
Square shape = new Square(2);
decimal expected = 4;
decimal result = areaCalculator.Calculate(shape);
Assert.AreEqual(expected, result, "El area deberia ser 4");
}
public decimal Calculate(Square shape)
{
return shape.Size*shape.Size;
}