Source code for testing.test_code

# -*- Mode:Python; indent-tabs-mode:nil; tab-width:4 -*-
#
# Copyright 2014 Michael Terry <michael.terry@canonical.com>
#
# This file is part of duplicity.
#
# Duplicity 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.
#
# Duplicity 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 duplicity; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

import os
import subprocess
import unittest

if os.getenv('RUN_CODE_TESTS', None) == '1':
    # Make conditional so that we do not have to import in environments that
    # do not run the tests (e.g. the build servers)
    import pycodestyle

from . import _top_dir, DuplicityTestCase  # @IgnorePep8


[docs]class CodeTest(DuplicityTestCase):
[docs] def run_checker(self, cmd, returncodes=[0]): process = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE) output = process.communicate()[0] self.assertTrue(process.returncode in returncodes, output) self.assertEqual("", output, output)
@unittest.skipUnless(os.getenv('RUN_CODE_TESTS', None) == '1', 'Must set environment var RUN_CODE_TESTS=1')
[docs] def test_2to3(self): # As we modernize the source code, we can remove more and more nofixes self.run_checker([ "2to3", "--nofix=next", "--nofix=types", "--nofix=unicode", # The following fixes we don't want to remove, since they are false # positives, things we don't care about, or real incompatibilities # but which 2to3 can fix for us better automatically. "--nofix=callable", "--nofix=dict", "--nofix=future", "--nofix=imports", "--nofix=print", "--nofix=raw_input", "--nofix=urllib", "--nofix=xrange", _top_dir])
@unittest.skipUnless(os.getenv('RUN_CODE_TESTS', None) == '1', 'Must set environment var RUN_CODE_TESTS=1')
[docs] def test_pylint(self): """Pylint test (requires pylint to be installed to pass)""" self.run_checker([ "pylint", "-E", "--msg-template={msg_id}: {line}: {msg}", "--disable=E0203", # Access to member before its definition line "--disable=E0602", # Undefined variable "--disable=E0611", # No name in module "--disable=E1101", # Has no member "--disable=E1103", # Maybe has no member "--disable=E0712", # Catching an exception which doesn't inherit from BaseException "--ignore=_librsync.so", "--msg-template='{path}:{line}: [{msg_id}({symbol}), {obj}] {msg}'", os.path.join(_top_dir, 'duplicity'), os.path.join(_top_dir, 'bin/duplicity'), os.path.join(_top_dir, 'bin/rdiffdir')], # Allow usage errors, older versions don't have # --msg-template [0, 32])
@unittest.skipUnless(os.getenv('RUN_CODE_TESTS', None) == '1', 'Must set environment var RUN_CODE_TESTS=1')
[docs] def test_pep8(self): """Test that we conform to PEP-8 using pycodestyle.""" # Note that the settings, ignores etc for pycodestyle are set in tox.ini, not here style = pycodestyle.StyleGuide(config_file=os.path.join(_top_dir, 'tox.ini')) result = style.check_files([os.path.join(_top_dir, 'duplicity'), os.path.join(_top_dir, 'bin/duplicity'), os.path.join(_top_dir, 'bin/rdiffdir')]) self.assertEqual(result.total_errors, 0, "Found %s code style errors (and warnings)." % result.total_errors)
if __name__ == "__main__": unittest.main()