Mercurial > cpython-lru_cache-weakref

annotate Lib/test/test_pwd.py @ 54294:dba767bc3155 legacy-trunk

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remove mention of old ctypes version
author Benjamin Peterson <benjamin@python.org>
date Sat, 23 May 2009 20:59:09 +0000
parents f2c90fd05d66
children 6768b2350c57
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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c71b9ba1f04c Port test_pwd.py to PyUnit. Check that getpwall() and
Walter Dörwald <walter@livinglogic.de>
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1 import unittest
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2 from test import test_support
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3
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4 pwd = test_support.import_module('pwd')
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5
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6 class PwdTest(unittest.TestCase):
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7
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8 def test_values(self):
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9 entries = pwd.getpwall()
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10 entriesbyname = {}
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11 entriesbyuid = {}
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12
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13 for e in entries:
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14 self.assertEqual(len(e), 7)
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15 self.assertEqual(e[0], e.pw_name)
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16 self.assert_(isinstance(e.pw_name, basestring))
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17 self.assertEqual(e[1], e.pw_passwd)
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18 self.assert_(isinstance(e.pw_passwd, basestring))
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19 self.assertEqual(e[2], e.pw_uid)
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20 self.assert_(isinstance(e.pw_uid, int))
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21 self.assertEqual(e[3], e.pw_gid)
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22 self.assert_(isinstance(e.pw_gid, int))
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23 self.assertEqual(e[4], e.pw_gecos)
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24 self.assert_(isinstance(e.pw_gecos, basestring))
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25 self.assertEqual(e[5], e.pw_dir)
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26 self.assert_(isinstance(e.pw_dir, basestring))
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27 self.assertEqual(e[6], e.pw_shell)
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28 self.assert_(isinstance(e.pw_shell, basestring))
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29
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30 # The following won't work, because of duplicate entries
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31 # for one uid
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32 # self.assertEqual(pwd.getpwuid(e.pw_uid), e)
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33 # instead of this collect all entries for one uid
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34 # and check afterwards
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35 entriesbyname.setdefault(e.pw_name, []).append(e)
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36 entriesbyuid.setdefault(e.pw_uid, []).append(e)
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37
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38 if len(entries) > 1000: # Huge passwd file (NIS?) -- skip the rest
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39 return
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40
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41 # check whether the entry returned by getpwuid()
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42 # for each uid is among those from getpwall() for this uid
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43 for e in entries:
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44 if not e[0] or e[0] == '+':
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45 continue # skip NIS entries etc.
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46 self.assert_(pwd.getpwnam(e.pw_name) in entriesbyname[e.pw_name])
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47 self.assert_(pwd.getpwuid(e.pw_uid) in entriesbyuid[e.pw_uid])
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48
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49 def test_errors(self):
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50 self.assertRaises(TypeError, pwd.getpwuid)
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51 self.assertRaises(TypeError, pwd.getpwnam)
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52 self.assertRaises(TypeError, pwd.getpwall, 42)
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53
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54 # try to get some errors
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55 bynames = {}
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56 byuids = {}
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57 for (n, p, u, g, gecos, d, s) in pwd.getpwall():
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58 bynames[n] = u
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59 byuids[u] = n
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60
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61 allnames = bynames.keys()
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62 namei = 0
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63 fakename = allnames[namei]
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64 while fakename in bynames:
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65 chars = list(fakename)
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66 for i in xrange(len(chars)):
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67 if chars[i] == 'z':
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68 chars[i] = 'A'
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69 break
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70 elif chars[i] == 'Z':
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71 continue
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72 else:
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73 chars[i] = chr(ord(chars[i]) + 1)
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74 break
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75 else:
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76 namei = namei + 1
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77 try:
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78 fakename = allnames[namei]
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79 except IndexError:
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80 # should never happen... if so, just forget it
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81 break
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82 fakename = ''.join(chars)
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83
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84 self.assertRaises(KeyError, pwd.getpwnam, fakename)
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85
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86 # Choose a non-existent uid.
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87 fakeuid = 4127
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88 while fakeuid in byuids:
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89 fakeuid = (fakeuid * 3) % 0x10000
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90
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91 self.assertRaises(KeyError, pwd.getpwuid, fakeuid)
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92
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93 def test_main():
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94 test_support.run_unittest(PwdTest)
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95
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96 if __name__ == "__main__":
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97 test_main()