True
statvfs: (512, 512, 16, 16, 16, 0, 0, 0, 0, 255)
getcwd: /
['foo_file.txt']
stat root: (16384, 0, 0, 0, 0, 0, 0, 0, 0, 0)
stat file: (32768, 0, 0, 0, 0, 0, 6)
getcwd: /foo_dir
[]
[b'foo_file.txt', b'foo_dir']