public void SixFor2X3Rectangle()
{
var myRectangle = new Rectangle {
Height = 2, Width = 3
};
Assert.AreEqual(6, AreaCalculator.CalculateRectArea(myRectangle));
}
public void TwentyFor4X5RectangleFromSquare()
{
Rectangle newRectangle = new Square();
newRectangle.Width = 4;
newRectangle.Height = 5;
Assert.AreEqual(20, AreaCalculator.CalculateRectArea(newRectangle));
}