public void testMakeCrushOfDroppableDontDeleteOtherGemsAtHigherPriority() {
    abstractSingleDroppable1.startCrush(grid, CrushPriority.ABSOLUTE_PRIORITY, null, null);

    assertNotNull(
        "crushGemsOn() of a generic Droppable is supposed " + "not to delete other gems",
        grid.getDroppableAt(Cell.create(12, 4)));
  }
  public void testMakeCrushOfDroppableDontDeleteCrusherAtNormalPriority() {
    abstractSingleDroppable1.startCrush(grid, CrushPriority.NORMAL_PRIORITY, null, null);

    assertNotNull(
        "crushGemsOn() of a generic Droppable is supposed " + "not to delete the droppable itself",
        grid.getDroppableAt(Cell.create(13, 4)));
  }