def test_single_path_split(self):
path = Path(([0, 1, 2, 3], [1, 2, 3, 4]))
self.assertEqual(path, path.split()[0])
def test_multi_path_list_split(self):
path = Path([[(0, 1), (1, 2)], [(2, 3), (3, 4)]])
subpaths = path.split()
self.assertEqual(len(subpaths), 2)
self.assertEqual(subpaths[0], Path([(0, 1), (1, 2)]))
self.assertEqual(subpaths[1], Path([(2, 3), (3, 4)]))