circuitpython/tests/extmod/vfs_basic.py

56 lines
1.2 KiB
Python

# test VFS functionality without any particular filesystem type
try:
try:
import uos_vfs as uos
open = uos.vfs_open
except ImportError:
import uos
uos.mount
except (ImportError, AttributeError):
print("SKIP")
import sys
sys.exit()
class Filesystem:
def __init__(self, id):
self.id = id
def mount(self, readonly, mkfs):
print(self.id, 'mount', readonly, mkfs)
def umount(self):
print(self.id, 'umount')
def listdir(self, dir):
print(self.id, 'listdir', dir)
return ['a%d' % self.id]
def chdir(self, dir):
print(self.id, 'chdir', dir)
def open(self, file, mode):
print(self.id, 'open', file, mode)
# basic mounting and listdir
uos.mount(Filesystem(1), '/test_mnt')
print(uos.listdir())
# referencing the mount point in different ways
print(uos.listdir('test_mnt'))
print(uos.listdir('/test_mnt'))
# mounting another filesystem
uos.mount(Filesystem(2), '/test_mnt2', readonly=True)
print(uos.listdir())
print(uos.listdir('/test_mnt2'))
# chdir
uos.chdir('test_mnt')
print(uos.listdir())
# open
open('test_file')
open('test_file', 'wb')
# umount
uos.umount('/test_mnt')
uos.umount('/test_mnt2')