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# Copyright (C) 2007 Giampaolo Rodola' <g.rodola@gmail.com>.
# Use of this source code is governed by MIT license that can be
# found in the LICENSE file.
import os
import tempfile
import pytest
from pyftpdlib.filesystems import AbstractedFS
from . import HOME
from . import POSIX
from . import PyftpdlibTestCase
from . import safe_rmpath
from . import touch
if POSIX:
from pyftpdlib.filesystems import UnixFilesystem
class TestAbstractedFS(PyftpdlibTestCase):
"""Test for conversion utility methods of AbstractedFS class."""
def test_ftpnorm(self):
# Tests for ftpnorm method.
ae = self.assertEqual
fs = AbstractedFS('/', None)
fs._cwd = '/'
ae(fs.ftpnorm(''), '/')
ae(fs.ftpnorm('/'), '/')
ae(fs.ftpnorm('.'), '/')
ae(fs.ftpnorm('..'), '/')
ae(fs.ftpnorm('a'), '/a')
ae(fs.ftpnorm('/a'), '/a')
ae(fs.ftpnorm('/a/'), '/a')
ae(fs.ftpnorm('a/..'), '/')
ae(fs.ftpnorm('a/b'), '/a/b')
ae(fs.ftpnorm('a/b/..'), '/a')
ae(fs.ftpnorm('a/b/../..'), '/')
fs._cwd = '/sub'
ae(fs.ftpnorm(''), '/sub')
ae(fs.ftpnorm('/'), '/')
ae(fs.ftpnorm('.'), '/sub')
ae(fs.ftpnorm('..'), '/')
ae(fs.ftpnorm('a'), '/sub/a')
ae(fs.ftpnorm('a/'), '/sub/a')
ae(fs.ftpnorm('a/..'), '/sub')
ae(fs.ftpnorm('a/b'), '/sub/a/b')
ae(fs.ftpnorm('a/b/'), '/sub/a/b')
ae(fs.ftpnorm('a/b/..'), '/sub/a')
ae(fs.ftpnorm('a/b/../..'), '/sub')
ae(fs.ftpnorm('a/b/../../..'), '/')
ae(fs.ftpnorm('//'), '/') # UNC paths must be collapsed
def test_ftp2fs(self):
# Tests for ftp2fs method.
def join(x, y):
return os.path.join(x, y.replace('/', os.sep))
ae = self.assertEqual
fs = AbstractedFS('/', None)
def goforit(root):
fs._root = root
fs._cwd = '/'
ae(fs.ftp2fs(''), root)
ae(fs.ftp2fs('/'), root)
ae(fs.ftp2fs('.'), root)
ae(fs.ftp2fs('..'), root)
ae(fs.ftp2fs('a'), join(root, 'a'))
ae(fs.ftp2fs('/a'), join(root, 'a'))
ae(fs.ftp2fs('/a/'), join(root, 'a'))
ae(fs.ftp2fs('a/..'), root)
ae(fs.ftp2fs('a/b'), join(root, r'a/b'))
ae(fs.ftp2fs('/a/b'), join(root, r'a/b'))
ae(fs.ftp2fs('/a/b/..'), join(root, 'a'))
ae(fs.ftp2fs('/a/b/../..'), root)
fs._cwd = '/sub'
ae(fs.ftp2fs(''), join(root, 'sub'))
ae(fs.ftp2fs('/'), root)
ae(fs.ftp2fs('.'), join(root, 'sub'))
ae(fs.ftp2fs('..'), root)
ae(fs.ftp2fs('a'), join(root, 'sub/a'))
ae(fs.ftp2fs('a/'), join(root, 'sub/a'))
ae(fs.ftp2fs('a/..'), join(root, 'sub'))
ae(fs.ftp2fs('a/b'), join(root, 'sub/a/b'))
ae(fs.ftp2fs('a/b/..'), join(root, 'sub/a'))
ae(fs.ftp2fs('a/b/../..'), join(root, 'sub'))
ae(fs.ftp2fs('a/b/../../..'), root)
# UNC paths must be collapsed
ae(fs.ftp2fs('//a'), join(root, 'a'))
if os.sep == '\\':
goforit(r'C:\dir')
goforit('C:\\')
# on DOS-derived filesystems (e.g. Windows) this is the same
# as specifying the current drive directory (e.g. 'C:\\')
goforit('\\')
elif os.sep == '/':
goforit('/home/user')
goforit('/')
else:
# os.sep == ':'? Don't know... let's try it anyway
goforit(os.getcwd())
def test_fs2ftp(self):
# Tests for fs2ftp method.
def join(x, y):
return os.path.join(x, y.replace('/', os.sep))
ae = self.assertEqual
fs = AbstractedFS('/', None)
def goforit(root):
fs._root = root
ae(fs.fs2ftp(root), '/')
ae(fs.fs2ftp(join(root, '/')), '/')
ae(fs.fs2ftp(join(root, '.')), '/')
# can't escape from root
ae(fs.fs2ftp(join(root, '..')), '/')
ae(fs.fs2ftp(join(root, 'a')), '/a')
ae(fs.fs2ftp(join(root, 'a/')), '/a')
ae(fs.fs2ftp(join(root, 'a/..')), '/')
ae(fs.fs2ftp(join(root, 'a/b')), '/a/b')
ae(fs.fs2ftp(join(root, 'a/b')), '/a/b')
ae(fs.fs2ftp(join(root, 'a/b/..')), '/a')
ae(fs.fs2ftp(join(root, '/a/b/../..')), '/')
fs._cwd = '/sub'
ae(fs.fs2ftp(join(root, 'a/')), '/a')
if os.sep == '\\':
goforit(r'C:\dir')
goforit('C:\\')
# on DOS-derived filesystems (e.g. Windows) this is the same
# as specifying the current drive directory (e.g. 'C:\\')
goforit('\\')
fs._root = r'C:\dir'
ae(fs.fs2ftp('C:\\'), '/')
ae(fs.fs2ftp('D:\\'), '/')
ae(fs.fs2ftp('D:\\dir'), '/')
elif os.sep == '/':
goforit('/')
if os.path.realpath('/__home/user') != '/__home/user':
self.fail('Test skipped (symlinks not allowed).')
goforit('/__home/user')
fs._root = '/__home/user'
ae(fs.fs2ftp('/__home'), '/')
ae(fs.fs2ftp('/'), '/')
ae(fs.fs2ftp('/__home/userx'), '/')
else:
# os.sep == ':'? Don't know... let's try it anyway
goforit(os.getcwd())
def test_validpath(self):
# Tests for validpath method.
fs = AbstractedFS('/', None)
fs._root = HOME
assert fs.validpath(HOME)
assert fs.validpath(HOME + '/')
assert not fs.validpath(HOME + 'bar')
if hasattr(os, 'symlink'):
def test_validpath_validlink(self):
# Test validpath by issuing a symlink pointing to a path
# inside the root directory.
testfn = self.get_testfn()
testfn2 = self.get_testfn()
fs = AbstractedFS('/', None)
fs._root = HOME
touch(testfn)
os.symlink(testfn, testfn2)
assert fs.validpath(testfn)
def test_validpath_external_symlink(self):
# Test validpath by issuing a symlink pointing to a path
# outside the root directory.
fs = AbstractedFS('/', None)
fs._root = HOME
# tempfile should create our file in /tmp directory
# which should be outside the user root. If it is
# not we just skip the test.
testfn = self.get_testfn()
with tempfile.NamedTemporaryFile() as file:
try:
if os.path.dirname(file.name) == HOME:
return
os.symlink(file.name, testfn)
assert not fs.validpath(testfn)
finally:
safe_rmpath(testfn)
@pytest.mark.skipif(not POSIX, reason="UNIX only")
class TestUnixFilesystem(PyftpdlibTestCase):
def test_case(self):
root = os.getcwd()
fs = UnixFilesystem(root, None)
assert fs.root == root
assert fs.cwd == root
cdup = os.path.dirname(root)
assert fs.ftp2fs('..') == cdup
assert fs.fs2ftp(root) == root
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