public void TwentyFor4X5RectangleFromSquare()
{
//This should past... It looks like a duck
Rectangle newRectangle = new Square();
newRectangle.Width = 4;
newRectangle.Height = 5;
Assert.AreEqual(20, AreaCalculator.CalculateArea(newRectangle));
}
public void NineFor3X3Square()
{
var mySquare = new Square() { Height = 3 };
Assert.AreEqual(9, AreaCalculator.CalculateArea(mySquare));
}