def test_id_coord(self, args):
     p, Ni, Nj, Nk = args
     i, j, k = Maps.id_to_coord(p, Ni, Nj, Nk)
     self.assertEqual(Maps.coord_to_id(i, j, k, Ni, Nj, Nk), p)
 def test_coord_id(self, args):
     i, j, k, Ni, Nj, Nk = args
     p = Maps.coord_to_id(i, j, k, Ni, Nj, Nk)
     self.assertEqual(Maps.id_to_coord(p, Ni, Nj, Nk), (i, j, k))