1 files changed, 109 insertions, 0 deletions
diff --git a/lib/python2.7/test/test_pwd.py b/lib/python2.7/test/test_pwd.py
new file mode 100644
index 0000000..696161a
--- /dev/null
+++ b/lib/python2.7/test/test_pwd.py
@@ -0,0 +1,109 @@
+import sys
+import unittest
+from test import test_support
+
+pwd = test_support.import_module('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.assertIsInstance(e.pw_name, basestring)
+            self.assertEqual(e[1], e.pw_passwd)
+            self.assertIsInstance(e.pw_passwd, basestring)
+            self.assertEqual(e[2], e.pw_uid)
+            self.assertIsInstance(e.pw_uid, (int, long))
+            self.assertEqual(e[3], e.pw_gid)
+            self.assertIsInstance(e.pw_gid, (int, long))
+            self.assertEqual(e[4], e.pw_gecos)
+            self.assertIsInstance(e.pw_gecos, basestring)
+            self.assertEqual(e[5], e.pw_dir)
+            self.assertIsInstance(e.pw_dir, basestring)
+            self.assertEqual(e[6], e.pw_shell)
+            self.assertIsInstance(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.assertIn(pwd.getpwnam(e.pw_name), entriesbyname[e.pw_name])
+            self.assertIn(pwd.getpwuid(e.pw_uid), entriesbyuid[e.pw_uid])
+
+    def test_errors(self):
+        self.assertRaises(TypeError, pwd.getpwuid)
+        self.assertRaises(TypeError, pwd.getpwuid, 3.14)
+        self.assertRaises(TypeError, pwd.getpwnam)
+        self.assertRaises(TypeError, pwd.getpwnam, 42)
+        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)
+
+        # In some cases, byuids isn't a complete list of all users in the
+        # system, so if we try to pick a value not in byuids (via a perturbing
+        # loop, say), pwd.getpwuid() might still be able to find data for that
+        # uid. Using sys.maxint may provoke the same problems, but hopefully
+        # it will be a more repeatable failure.
+        fakeuid = sys.maxint
+        self.assertNotIn(fakeuid, byuids)
+        self.assertRaises(KeyError, pwd.getpwuid, fakeuid)
+
+        # -1 shouldn't be a valid uid because it has a special meaning in many
+        # uid-related functions
+        self.assertRaises(KeyError, pwd.getpwuid, -1)
+        # should be out of uid_t range
+        self.assertRaises(KeyError, pwd.getpwuid, 2**128)
+        self.assertRaises(KeyError, pwd.getpwuid, -2**128)
+
+def test_main():
+    test_support.run_unittest(PwdTest)
+
+if __name__ == "__main__":
+    test_main()