public void ContainingTests()
        {
            Disc disc = new Disc(new Point(10, 0), new Point(-10, 0));

            Point[] points = new Point[] { new Point(0, 10), new Point(0, 12), new Point(0, -10), new Point(20, 0) };
            WriteLine("Trying correct except");
            int[] except = new int[] { 1, 3 };
            Assert.IsTrue(disc.Contains(points, except), "ContainingTest not working");
            WriteLine("Trying incomplete except");
            except = new int[] { 1 };
            Assert.IsFalse(disc.Contains(points, except), "ContainingTest not working");
            WriteLine("Trying empty and incorrect except");
            except = new int[] { };
            Assert.IsFalse(disc.Contains(points, except), "ContainingTest not working");
        }