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# Copyright (C) 2005 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
from bzrlib import errors, ui
import bzrlib.gpg as gpg
from bzrlib.tests 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 assertProduces(self, content):
# This needs a 'cat' command or similar to work.
my_gpg = gpg.GPGStrategy(FakeConfig())
if sys.platform == 'win32':
# Windows doesn't come with cat, and we don't require it
# so lets try using python instead.
# But stupid windows and line-ending conversions.
# It is too much work to make sys.stdout be in binary mode.
# http://aspn.activestate.com/ASPN/Cookbook/Python/Recipe/65443
my_gpg._command_line = lambda:[sys.executable, '-c',
'import sys; sys.stdout.write(sys.stdin.read())']
new_content = content.replace('\n', '\r\n')
self.assertEqual(new_content, my_gpg.sign(content))
else:
my_gpg._command_line = lambda:['cat', '-']
self.assertEqual(content, my_gpg.sign(content))
def test_returns_output(self):
content = "some content\nwith newlines\n"
self.assertProduces(content)
def test_clears_progress(self):
content = "some content\nwith newlines\n"
old_clear_term = ui.ui_factory.clear_term
clear_term_called = []
def clear_term():
old_clear_term()
clear_term_called.append(True)
ui.ui_factory.clear_term = clear_term
try:
self.assertProduces(content)
finally:
ui.ui_factory.clear_term = old_clear_term
self.assertEqual([True], clear_term_called)
def test_aborts_on_unicode(self):
"""You can't sign Unicode text; it must be encoded first."""
self.assertRaises(errors.BzrBadParameterUnicode,
self.assertProduces, u'foo')
class TestDisabled(TestCase):
def test_sign(self):
self.assertRaises(errors.SigningFailed,
gpg.DisabledGPGStrategy(None).sign, 'content')
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