django/tests/utils_tests/test_os_utils.py

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import os
import unittest
from django.core.exceptions import SuspiciousFileOperation
from django.utils._os import safe_join
class SafeJoinTests(unittest.TestCase):
def test_base_path_ends_with_sep(self):
drive, path = os.path.splitdrive(safe_join("/abc/", "abc"))
self.assertEqual(
path,
"{0}abc{0}abc".format(os.path.sep)
)
def test_root_path(self):
drive, path = os.path.splitdrive(safe_join("/", "path"))
self.assertEqual(
path,
"{0}path".format(os.path.sep),
)
drive, path = os.path.splitdrive(safe_join("/", ""))
self.assertEqual(
path,
os.path.sep,
)
def test_parent_path(self):
with self.assertRaises(SuspiciousFileOperation):
safe_join("/abc/", "../def")