You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
110 lines
3.5 KiB
110 lines
3.5 KiB
3 years ago
|
"""Test script for the grp module."""
|
||
|
|
|
||
|
|
import unittest
|
||
|
|
from test.support import import_helper
|
||
|
|
|
||
|
|
|
||
|
|
grp = import_helper.import_module('grp')
|
||
|
|
|
||
|
|
class GroupDatabaseTestCase(unittest.TestCase):
|
||
|
|
|
||
|
|
def check_value(self, value):
|
||
|
|
# check that a grp tuple has the entries and
|
||
|
|
# attributes promised by the docs
|
||
|
|
self.assertEqual(len(value), 4)
|
||
|
|
self.assertEqual(value[0], value.gr_name)
|
||
|
|
self.assertIsInstance(value.gr_name, str)
|
||
|
|
self.assertEqual(value[1], value.gr_passwd)
|
||
|
|
self.assertIsInstance(value.gr_passwd, str)
|
||
|
|
self.assertEqual(value[2], value.gr_gid)
|
||
|
|
self.assertIsInstance(value.gr_gid, int)
|
||
|
|
self.assertEqual(value[3], value.gr_mem)
|
||
|
|
self.assertIsInstance(value.gr_mem, list)
|
||
|
|
|
||
|
|
def test_values(self):
|
||
|
|
entries = grp.getgrall()
|
||
|
|
|
||
|
|
for e in entries:
|
||
|
|
self.check_value(e)
|
||
|
|
|
||
|
|
def test_values_extended(self):
|
||
|
|
entries = grp.getgrall()
|
||
|
|
if len(entries) > 1000: # Huge group file (NIS?) -- skip the rest
|
||
|
|
self.skipTest('huge group file, extended test skipped')
|
||
|
|
|
||
|
|
for e in entries:
|
||
|
|
e2 = grp.getgrgid(e.gr_gid)
|
||
|
|
self.check_value(e2)
|
||
|
|
self.assertEqual(e2.gr_gid, e.gr_gid)
|
||
|
|
name = e.gr_name
|
||
|
|
if name.startswith('+') or name.startswith('-'):
|
||
|
|
# NIS-related entry
|
||
|
|
continue
|
||
|
|
e2 = grp.getgrnam(name)
|
||
|
|
self.check_value(e2)
|
||
|
|
# There are instances where getgrall() returns group names in
|
||
|
|
# lowercase while getgrgid() returns proper casing.
|
||
|
|
# Discovered on Ubuntu 5.04 (custom).
|
||
|
|
self.assertEqual(e2.gr_name.lower(), name.lower())
|
||
|
|
|
||
|
|
def test_errors(self):
|
||
|
|
self.assertRaises(TypeError, grp.getgrgid)
|
||
|
|
self.assertRaises(TypeError, grp.getgrnam)
|
||
|
|
self.assertRaises(TypeError, grp.getgrall, 42)
|
||
|
|
# embedded null character
|
||
|
|
self.assertRaises(ValueError, grp.getgrnam, 'a\x00b')
|
||
|
|
|
||
|
|
# try to get some errors
|
||
|
|
bynames = {}
|
||
|
|
bygids = {}
|
||
|
|
for (n, p, g, mem) in grp.getgrall():
|
||
|
|
if not n or n == '+':
|
||
|
|
continue # skip NIS entries etc.
|
||
|
|
bynames[n] = g
|
||
|
|
bygids[g] = n
|
||
|
|
|
||
|
|
allnames = list(bynames.keys())
|
||
|
|
namei = 0
|
||
|
|
fakename = allnames[namei]
|
||
|
|
while fakename in bynames:
|
||
|
|
chars = list(fakename)
|
||
|
|
for i in range(len(chars)):
|
||
|
|
if chars[i] == 'z':
|
||
|
|
chars[i] = 'A'
|
||
|
|
break
|
||
|
|
elif chars[i] == 'Z':
|
||
|
|
continue
|
||
|
|
else:
|
||
|
|
chars[i] = chr(ord(chars[i]) + 1)
|
||
|
|
break
|
||
|
|
else:
|
||
|
|
namei = namei + 1
|
||
|
|
try:
|
||
|
|
fakename = allnames[namei]
|
||
|
|
except IndexError:
|
||
|
|
# should never happen... if so, just forget it
|
||
|
|
break
|
||
|
|
fakename = ''.join(chars)
|
||
|
|
|
||
|
|
self.assertRaises(KeyError, grp.getgrnam, fakename)
|
||
|
|
|
||
|
|
# Choose a non-existent gid.
|
||
|
|
fakegid = 4127
|
||
|
|
while fakegid in bygids:
|
||
|
|
fakegid = (fakegid * 3) % 0x10000
|
||
|
|
|
||
|
|
self.assertRaises(KeyError, grp.getgrgid, fakegid)
|
||
|
|
|
||
|
|
def test_noninteger_gid(self):
|
||
|
|
entries = grp.getgrall()
|
||
|
|
if not entries:
|
||
|
|
self.skipTest('no groups')
|
||
|
|
# Choose an existent gid.
|
||
|
|
gid = entries[0][2]
|
||
|
|
self.assertRaises(TypeError, grp.getgrgid, float(gid))
|
||
|
|
self.assertRaises(TypeError, grp.getgrgid, str(gid))
|
||
|
|
|
||
|
|
|
||
|
|
if __name__ == "__main__":
|
||
|
|
unittest.main()
|