/** Test of moveFromXToY method, of class TowerOfHanoi. */
 @Test
 public void testMoveLeftToRight() {
   System.out.println("moveFromXToY");
   TowerOfHanoi instance = new TowerOfHanoi(this.discs3);
   instance.moveFromXToY(0, 1);
   TowerOfHanoi expResult = new TowerOfHanoi(new int[] {3, 2});
   expResult.setTower1(new int[] {1});
   assertEquals(expResult, instance);
   //
   instance = new TowerOfHanoi(this.discs3);
   instance.moveFromXToY(0, 1);
   instance.moveFromXToY(0, 2);
   instance.moveFromXToY(1, 0);
   expResult = new TowerOfHanoi(new int[] {3, 1});
   expResult.setTower2(new int[] {2});
   assertEquals(expResult, instance);
 }