public void ConvenienceConstructorShouldHaveSameEffectAsLocationConstructor()
{
Vector location = new Vector(3,7);
int size = 42;
Square square1 = new Square(location, size);
Square square2 = new Square(location.X, location.Y, size);
Assert.AreEqual(square1.ToString(), square2.ToString());
}
public void AreaShouldReturnWidthSquared()
{
double width = 3;
IShape square = new Square(width);
var actualArea = square.Area;
var expectedArea = 9;
actualArea.Should().Be(expectedArea);
}