mirror of
				https://github.com/python/cpython.git
				synced 2025-10-31 02:15:10 +00:00 
			
		
		
		
	
		
			
				
	
	
		
			97 lines
		
	
	
	
		
			3.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			97 lines
		
	
	
	
		
			3.2 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| import unittest
 | |
| from test import 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, str))
 | |
|             self.assertEqual(e[1], e.pw_passwd)
 | |
|             self.assert_(isinstance(e.pw_passwd, str))
 | |
|             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, str))
 | |
|             self.assertEqual(e[5], e.pw_dir)
 | |
|             self.assert_(isinstance(e.pw_dir, str))
 | |
|             self.assertEqual(e[6], e.pw_shell)
 | |
|             self.assert_(isinstance(e.pw_shell, str))
 | |
| 
 | |
|             # 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 = 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, 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():
 | |
|     support.run_unittest(PwdTest)
 | |
| 
 | |
| if __name__ == "__main__":
 | |
|     test_main()
 | 
