Synnefo » snf-ganeti

#!/usr/bin/python

#

# Copyright (C) 2006, 2007, 2008 Google Inc.

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful, but

# WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

# General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 0.0510-1301, USA.

"""Script for unittesting the serializer module"""

import unittest

from ganeti import serializer

from ganeti import errors

class SimplejsonMock(object):

  def dumps(self, data, indent=None):

    return repr(data)

  def loads(self, data):

    return eval(data)

class TestSerializer(unittest.TestCase):

  """Serializer tests"""

  _TESTDATA = [

    "test",

    255,

    [1, 2, 3],

    (1, 2, 3),

    { 1: 2, "foo": "bar", },

    ]

  def setUp(self):

    self._orig_simplejson = serializer.simplejson

    serializer.simplejson = SimplejsonMock()

  def tearDown(self):

    serializer.simplejson = self._orig_simplejson

  def testGeneric(self):

    return self._TestSerializer(serializer.Dump, serializer.Load)

  def testJson(self):

    return self._TestSerializer(serializer.DumpJson, serializer.LoadJson)

  def testSignedMessage(self):

    LoadSigned = serializer.LoadSigned

    DumpSigned = serializer.DumpSigned

    SaltEqualTo = serializer.SaltEqualTo

    SaltIn = serializer.SaltIn

    SaltInRange = serializer.SaltInRange

    for data in self._TESTDATA:

      self.assertEqual(LoadSigned(DumpSigned(data, "mykey"), "mykey"), data)

      self.assertEqual(LoadSigned(

                         DumpSigned(data, "myprivatekey", "mysalt"),

                         "myprivatekey", SaltEqualTo("mysalt")), data)

      self.assertEqual(LoadSigned(

                         DumpSigned(data, "myprivatekey", "mysalt"),

                         "myprivatekey", SaltIn(["notmysalt", "mysalt"])), data)

      self.assertEqual(LoadSigned(

                         DumpSigned(data, "myprivatekey", "12345"),

                         "myprivatekey", SaltInRange(12340, 12346)), data)

    self.assertRaises(errors.SignatureError, serializer.LoadSigned,

                      serializer.DumpSigned("test", "myprivatekey"),

                      "myotherkey")

    self.assertRaises(errors.SignatureError, serializer.LoadSigned,

                      serializer.DumpSigned("test", "myprivatekey", "salt"),

                      "myprivatekey")

    self.assertRaises(errors.SignatureError, serializer.LoadSigned,

                      serializer.DumpSigned("test", "myprivatekey", "salt"),

                      "myprivatekey", SaltIn(["notmysalt", "morenotmysalt"]))

    self.assertRaises(errors.SignatureError, serializer.LoadSigned,

                      serializer.DumpSigned("test", "myprivatekey", "salt"),

                      "myprivatekey", SaltInRange(1, 2))

    self.assertRaises(errors.SignatureError, serializer.LoadSigned,

                      serializer.DumpSigned("test", "myprivatekey", "12345"),

                      "myprivatekey", SaltInRange(1, 2))

  def _TestSerializer(self, dump_fn, load_fn):

    for data in self._TESTDATA:

      self.failUnless(dump_fn(data).endswith("\n"))

      self.failUnlessEqual(load_fn(dump_fn(data)), data)

if __name__ == '__main__':

  unittest.main()