python/samba/tests/lsa_string.py

   1 # Tests for lsa.String helpers in source4/librpc/ndr/py_lsa.c
   2 #
   3 # Copyright (C) Catalyst IT Ltd. 2017
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 #
  18
  19 from samba.tests import TestCase
  20 from samba.dcerpc import lsa
  21 from samba.ndr import ndr_pack, ndr_unpack
  22 """
  23 Tests for the C helper functions in source4/librpc/ndr/py_lsa.c
  24 for samba.dcerpc.lsa.String
  25 """
  26
  27
  28 class LsaStringTests(TestCase):
  29
  30     def test_default_constructor(self):
  31         s = lsa.String()
  32         self.assertEqual(None, s.string)
  33         self.assertEqual(0, s.size)
  34         self.assertEqual(0, s.length)
  35
  36     def test_string_constructor(self):
  37         CONTENT = "The content string"
  38         s = lsa.String(CONTENT)
  39         self.assertEqual(CONTENT, s.string)
  40
  41         # These should be zero
  42         self.assertEqual(0, s.size)
  43         self.assertEqual(0, s.length)
  44
  45         packed = ndr_pack(s)
  46         unpacked = ndr_unpack(lsa.String, packed)
  47
  48         # Original object should be unchanged
  49         self.assertEqual(0, s.size)
  50         self.assertEqual(0, s.length)
  51
  52         # But they should be correct in the unpacked object
  53         self.assertEqual(36, unpacked.size)
  54         self.assertEqual(36, unpacked.length)
  55
  56     def test_repr(self):
  57         # test an empty string
  58         self.assertEqual("lsaString(None)", repr(lsa.String()))
  59         # and one with contents
  60         self.assertEqual("lsaString('Hello world')",
  61                          repr(lsa.String("Hello world")))
  62
  63     def test_to_string(self):
  64         # test an empty string
  65         self.assertEqual("", str(lsa.String()))
  66         # and one with contents
  67         self.assertEqual("Hello world",
  68                          str(lsa.String("Hello world")))