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# MySQL Connector/Python - MySQL driver written in Python.
# Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
# MySQL Connector/Python is licensed under the terms of the GPLv2
# <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
# MySQL Connectors. There are special exceptions to the terms and
# conditions of the GPLv2 as it is applied to this software, see the
# FOSS License Exception
# <http://www.mysql.com/about/legal/licensing/foss-exception.html>.
#
# 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.
#
# 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 St, Fifth Floor, Boston, MA 02110-1301 USA
"""Unittests code analysis
Requires:
pylint v1.0.0 or higher
"""
import sys
import os
import tests
import logging
import unittest
LOGGER = logging.getLogger(tests.LOGGER_NAME)
_PYLINT_AVAILABLE = True
try:
from pylint import lint
from pylint.reporters.text import TextReporter
except ImportError as err:
_PYLINT_AVAILABLE = False
_CURRENT_PATH = os.path.abspath(os.path.dirname(__file__))
(_BASE_PATH, _,) = os.path.split(_CURRENT_PATH)
PYLINTRC = os.path.join(_CURRENT_PATH, '..', 'support', 'style', 'pylint.rc')
IGNORE_LIST = ['dbapi.py', 'client_error.py', 'errorcode.py', 'charsets.py']
@unittest.skipIf(not os.path.exists(PYLINTRC), "pylint.rc not available")
class LintTests(tests.MySQLConnectorTests):
"""Class checking coding style"""
def setUp(self):
self.pylint_rc_path = PYLINTRC
self.dir_path = os.path.join(tests.TEST_BUILD_DIR, 'mysql', 'connector')
self.output_file_path = os.path.join(
_CURRENT_PATH, 'data', 'pylint_output.txt')
self.pylint_output_file = open(self.output_file_path, "w+")
self.failed_files = []
def tearDown(self):
size = self.pylint_output_file.tell()
self.pylint_output_file.close()
if not size:
os.remove(self.output_file_path)
@unittest.skipIf(not _PYLINT_AVAILABLE, "pylint not available")
def test_lint(self):
"""Process modules for pylint tests
"""
txtreporter = TextReporter(self.pylint_output_file)
for root, _, files in os.walk(self.dir_path):
if (['connector', 'django'] ==
[ os.path.basename(fld) for fld in os.path.split(root)]):
continue
for name in files:
if name.endswith('.py') and name not in IGNORE_LIST:
current_path = os.path.join(root, name)
lint_args = [
current_path,
"--rcfile={0}".format(self.pylint_rc_path)
]
lint_run = lint.Run(lint_args, reporter=txtreporter,
exit=False)
if lint_run.linter.stats['by_msg']:
rel_file_path = os.path.join(
os.path.relpath(root, _BASE_PATH), name)
self.failed_files.append(rel_file_path)
if self.failed_files:
file_names = ''
for file in self.failed_files:
file_names += file + '\n'
self.fail('Lint tests failed on following files\n{0}\n'
'For more information check {1}.'.format(
file_names,
os.path.relpath(self.output_file_path, _BASE_PATH)))
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