public void LandingCheckTest7()
        {
            var line11 = new Line(2, -1, 1, false);
            var point  = new PointF(1.2f, 1.4f);
            var island = PointManipulator.isLand(line11, point);

            Assert.IsTrue(island);
        }
        public void LandingCheckTest2()
        {
            var line11 = new Line(3, 2, 12, false);
            var point  = new PointF(3, 2);
            var island = PointManipulator.isLand(line11, point);

            Assert.IsTrue(!island);
        }