# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4; encoding:utf-8 -*-
#
u"""py-unit tests for GnuPG
COPYRIGHT:
Copyright (C) 2001 Frank J. Tobin, ftobin@neverending.org
LICENSE:
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
or see http://www.gnu.org/copyleft/lesser.html
"""
from __future__ import print_function
from future import standard_library
standard_library.install_aliases()
import unittest
import tempfile
from duplicity import gpginterface
__author__ = u"Frank J. Tobin, ftobin@neverending.org"
__version__ = u"0.2.2"
__revision__ = u"$Id: GnuPGInterfacetest.py,v 1.11 2009/06/06 17:35:19 loafman Exp $"
[docs]class BasicTest(unittest.TestCase):
u"""an initializer superclass"""
[docs] def __init__(self, methodName=None):
self.gnupg = gpginterface.GnuPG()
unittest.TestCase.__init__(self, methodName)
[docs]class GnuPGTests(BasicTest):
u"""Tests for GnuPG class"""
[docs] def __init__(self, methodName=None):
BasicTest.__init__(self, methodName)
self.gnupg.passphrase = u"Three blind mice"
self.gnupg.options.armor = 1
self.gnupg.options.meta_interactive = 0
self.gnupg.options.extra_args.append(u'--no-secmem-warning')
[docs] def do_create_fh_operation(self, args, input, passphrase=None): # pylint: disable=redefined-builtin
creations = [u'stdin', u'stdout']
# Make sure we're getting the passphrase to GnuPG
# somehow!
assert passphrase is not None or self.gnupg.passphrase is not None, \
u"No way to send the passphrase to GnuPG!"
# We'll handle the passphrase manually
if passphrase is not None:
creations.append(u'passphrase')
proc = self.gnupg.run(args, create_fhs=creations)
if passphrase is not None:
proc.handles[u'passphrase'].write(passphrase)
proc.handles[u'passphrase'].close()
proc.handles[u'stdin'].write(input)
proc.handles[u'stdin'].close()
ciphertext = proc.handles[u'stdout'].read()
proc.handles[u'stdout'].close()
# Checking to make sure GnuPG exited successfully
proc.wait()
return ciphertext
[docs] def do_attach_fh_operation(self, args, stdin, stdout,
passphrase=None):
# Make sure we're getting the passphrase to GnuPG
# somehow!
assert passphrase is not None or self.gnupg.passphrase is not None, \
u"No way to send the passphrase to GnuPG!"
creations = []
attachments = {u'stdin': stdin, u'stdout': stdout}
proc = self.gnupg.run(args, create_fhs=creations,
attach_fhs=attachments)
# We'll handle the passphrase manually
if passphrase is not None:
proc.handles.append(u'passphrase')
if passphrase is not None:
proc.handles[u'passphrase'].write(passphrase)
proc.handles[u'passphrase'].close()
# Checking to make sure GnuPG exited successfully
proc.wait()
[docs] def test_create_fhs_solely(self):
u"""Do GnuPG operations using solely the create_fhs feature"""
plaintext = b"Three blind mice"
ciphertext = self.do_create_fh_operation([u'--symmetric'],
plaintext)
decryption = self.do_create_fh_operation([u'--decrypt'],
ciphertext,
self.gnupg.passphrase)
assert decryption == plaintext, \
u"GnuPG decrypted output does not match original input"
[docs] def test_attach_fhs(self):
u"""Do GnuPG operations using the attach_fhs feature"""
plaintext_source = __file__
plainfile = open(plaintext_source, u"rb")
temp1 = tempfile.TemporaryFile()
temp2 = tempfile.TemporaryFile()
self.do_attach_fh_operation([u'--symmetric'],
stdin=plainfile, stdout=temp1)
temp1.seek(0)
self.do_attach_fh_operation([u'--decrypt'],
stdin=temp1, stdout=temp2)
plainfile.seek(0)
temp2.seek(0)
assert fh_cmp(plainfile, temp2), \
u"GnuPG decrypted output does not match original input"
[docs]class OptionsTests(BasicTest):
u"""Tests for Options class"""
[docs] def __init__(self, methodName=None):
BasicTest.__init__(self, methodName)
self.reset_options()
[docs] def reset_options(self):
self.gnupg.options = gpginterface.Options()
[docs] def option_to_arg(self, option):
return u'--' + option.replace(u'_', u'-')
[docs] def test_boolean_args(self):
u"""test Options boolean options that they generate
proper arguments"""
booleans = [u'armor', u'no_greeting', u'no_verbose',
u'batch', u'always_trust', u'rfc1991',
u'quiet', u'openpgp', u'force_v3_sigs',
u'no_options', u'textmode']
for option in booleans:
self.reset_options()
setattr(self.gnupg.options, option, 1)
arg = self.option_to_arg(option)
should_be = [arg]
result = self.gnupg.options.get_args()
assert should_be == result, \
u"failure to set option '%s'; should be %s, but result is %s" \
% (option, should_be, result)
[docs] def test_string_args(self):
u"""test Options string-taking options that they generate
proper arguments"""
strings = [u'homedir', u'default_key', u'comment', u'compress_algo',
u'options']
string_value = u'test-argument'
for option in strings:
self.reset_options()
setattr(self.gnupg.options, option, string_value)
arg = self.option_to_arg(option)
should_be = [arg, string_value]
result = self.gnupg.options.get_args()
assert should_be == result, \
u"failure to set option '%s'; should be %s, but result is %s" \
% (option, should_be, result)
[docs] def test_list_args(self):
u"""test Options string-taking options that they generate
proper arguments"""
lists = [u'recipients', u'encrypt_to']
list_value = [u'test1', u'test2']
for option in lists:
self.reset_options()
setattr(self.gnupg.options, option, list_value)
# special case for recipients, since their
# respective argument is 'recipient', not 'recipients'
if option == u'recipients':
arg = u'--recipient'
else:
arg = self.option_to_arg(option)
should_be = []
for v in list_value:
should_be.extend([arg, v])
result = self.gnupg.options.get_args()
assert should_be == result, \
u"failure to set option '%s'; should be %s, but result is %s" \
% (option, should_be, result)
[docs]class PipesTests(unittest.TestCase):
u"""Tests for Pipes class"""
[docs] def test_constructor(self):
self.pipe = gpginterface.Pipe(1, 2, 0)
assert self.pipe.parent == 1
assert self.pipe.child == 2
assert not self.pipe.direct
########################################################################
[docs]def fh_cmp(f1, f2, bufsize=8192):
while 1:
b1 = f1.read(bufsize)
b2 = f2.read(bufsize)
if b1 != b2:
return 0
if not b1:
return 1
########################################################################
if __name__ == u"__main__":
unittest.main()