public static void main(String[] args) {
    Point p = new Point(1, 1);
    Point q = new Point(1, 1);
    Point r = new Point(1, 3);

    int restult = p.SLOPE_ORDER.compare(q, r); // compareTo(q);
    System.out.printf("%s\n", Double.toString(p.slopeTo(q)));
    int restult2 = p.SLOPE_ORDER.compare(r, q); // compareTo(q);
    System.out.printf("%s\n", Double.toString(p.slopeTo(r)));
  }
  private static void testSlopeCompare() {
    Point p;
    Point q;
    Point r;

    p = new Point(14018, 23647);
    q = new Point(14018, 7929);
    r = new Point(28872, 18319);
    assert p.SLOPE_ORDER.compare(q, r) == 1;

    p = new Point(400, 148);
    q = new Point(177, 141);
    r = new Point(409, 309);
    assert p.SLOPE_ORDER.compare(q, r) == -1;

    p = new Point(1, 0);
    q = new Point(1, 0);
    r = new Point(9, 2);
    assert p.SLOPE_ORDER.compare(q, r) == -1;
  }
Exemple #3
0
 // unit test
 public static void main(String[] args) {
   /* YOUR CODE HERE */
   Point p, q, r;
   p = new Point(87, 479);
   q = new Point(87, 479);
   assert p.slopeTo(q) == Double.NEGATIVE_INFINITY;
   p = new Point(25681, 22210);
   q = new Point(25681, 22210);
   assert p.slopeTo(q) == Double.NEGATIVE_INFINITY;
   p = new Point(3, 4);
   q = new Point(3, 4);
   assert p.slopeTo(q) == Double.NEGATIVE_INFINITY;
   p = new Point(8, 5);
   q = new Point(9, 4);
   r = new Point(8, 5);
   assert p.SLOPE_ORDER.compare(q, r) == 1;
   assert p.slopeTo(q) == -1.0;
   assert p.slopeTo(r) == Double.NEGATIVE_INFINITY;
 }