~bzr-pqm/bzr/bzr.dev

# Copyright (C) 2005 by Canonical Ltd

#   Authors: Robert Collins <robert.collins@canonical.com>

#

# 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

"""Tests for signing and verifying blobs of data via gpg."""

# import system imports here

import os

import sys

import bzrlib.errors as errors

import bzrlib.gpg as gpg

from bzrlib.selftest import TestCase, TestCaseInTempDir

class FakeConfig(object):

    def gpg_signing_command(self):

        return "false"

class TestCommandLine(TestCase):

    def test_signing_command_line(self):

        my_gpg = gpg.GPGStrategy(FakeConfig())

        self.assertEqual(['false',  '--clearsign'],

                         my_gpg._command_line())

    def test_checks_return_code(self):

        # This test needs a unix like platform - one with 'false' to run.

        # if you have one, please make this work :)

        my_gpg = gpg.GPGStrategy(FakeConfig())

        self.assertRaises(errors.SigningFailed, my_gpg.sign, 'content')

    def test_returns_output(self):

        # This test needs a 'cat' command or similar to work.

        my_gpg = gpg.GPGStrategy(FakeConfig())

        my_gpg._command_line = lambda:["cat", "-"]

        self.assertEqual("some content\nwith newlines\n",

                         my_gpg.sign("some content\nwith newlines\n"))

class TestDisabled(TestCase):

    def test_sign(self):

        self.assertRaises(errors.SigningFailed,

                          gpg.DisabledGPGStrategy(None).sign, 'content')