/**
   This class creates a polygon object to test the Polygon class.
*/
public class PolygonTester
{
   public static void main(String[] args)
   {
      PolygonTester PolyTest = new PolygonTester();
      System.out.println(PolyTest.testPolygon());
      System.out.println("Expected: (0,0) (0,10) (10,15)"
         + " (15,10) (10,0) (0,0) ");
   }

   /**
      Creates a polygon and returns a list of the vertices' coordinates
      @return list of vertics' coordinates
   */
   private String testPolygon()
   {
      // TODO: Clean up this code by using
      // anonymous objects where possible.
      Polygon poly = new Polygon(6);
      poly.addPoint(new Point (0,0));
      poly.addPoint(new Point(0,10));
      poly.addPoint(new Point(10,15));
      poly.addPoint(new Point(15,10));
      poly.addPoint(new Point (10,0));
      poly.addPoint(new Point (0,0));
      return poly.listVertices();
   }
}