public void AreaCalculationTest()
{
var polyCrv = new PolyCurve(new Line(0, 0, 10, 10));
polyCrv.AddArc(new Vector(10, 0));
polyCrv.Add(new PolyLine(new Vector(10, 0), new Vector(5, 0), new Vector(5, -5)));
polyCrv.Close();
Vector centroid;
double area = polyCrv.CalculateEnclosedArea(out centroid);
Assert.AreEqual(205.309725, area, 0.0001);
}
