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v0.5.1
v0.5.1
https://github.com/python/cpython
Tip revision: 74f4bd53e03ded8408bcc2de67cf0f5a4ac5b1a1 authored by Barry Warsaw on 23 February 2012, 15:59:38 UTC
Bump some more copyright years (as per PEP 101), since this is the first
Bump some more copyright years (as per PEP 101), since this is the first
Tip revision: 74f4bd5
test_pwd.py
import unittest
from test import test_support
import pwd
class PwdTest(unittest.TestCase):
def test_values(self):
entries = pwd.getpwall()
entriesbyname = {}
entriesbyuid = {}
for e in entries:
self.assertEqual(len(e), 7)
self.assertEqual(e[0], e.pw_name)
self.assert_(isinstance(e.pw_name, basestring))
self.assertEqual(e[1], e.pw_passwd)
self.assert_(isinstance(e.pw_passwd, basestring))
self.assertEqual(e[2], e.pw_uid)
self.assert_(isinstance(e.pw_uid, int))
self.assertEqual(e[3], e.pw_gid)
self.assert_(isinstance(e.pw_gid, int))
self.assertEqual(e[4], e.pw_gecos)
self.assert_(isinstance(e.pw_gecos, basestring))
self.assertEqual(e[5], e.pw_dir)
self.assert_(isinstance(e.pw_dir, basestring))
self.assertEqual(e[6], e.pw_shell)
self.assert_(isinstance(e.pw_shell, basestring))
# The following won't work, because of duplicate entries
# for one uid
# self.assertEqual(pwd.getpwuid(e.pw_uid), e)
# instead of this collect all entries for one uid
# and check afterwards
entriesbyname.setdefault(e.pw_name, []).append(e)
entriesbyuid.setdefault(e.pw_uid, []).append(e)
if len(entries) > 1000: # Huge passwd file (NIS?) -- skip the rest
return
# check whether the entry returned by getpwuid()
# for each uid is among those from getpwall() for this uid
for e in entries:
if not e[0] or e[0] == '+':
continue # skip NIS entries etc.
self.assert_(pwd.getpwnam(e.pw_name) in entriesbyname[e.pw_name])
self.assert_(pwd.getpwuid(e.pw_uid) in entriesbyuid[e.pw_uid])
def test_errors(self):
self.assertRaises(TypeError, pwd.getpwuid)
self.assertRaises(TypeError, pwd.getpwnam)
self.assertRaises(TypeError, pwd.getpwall, 42)
# try to get some errors
bynames = {}
byuids = {}
for (n, p, u, g, gecos, d, s) in pwd.getpwall():
bynames[n] = u
byuids[u] = n
allnames = bynames.keys()
namei = 0
fakename = allnames[namei]
while fakename in bynames:
chars = list(fakename)
for i in xrange(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, pwd.getpwnam, fakename)
# Choose a non-existent uid.
fakeuid = 4127
while fakeuid in byuids:
fakeuid = (fakeuid * 3) % 0x10000
self.assertRaises(KeyError, pwd.getpwuid, fakeuid)
def test_main():
test_support.run_unittest(PwdTest)
if __name__ == "__main__":
test_main()