# Copyright (c) 2003-2014 LOGILAB S.A. (Paris, FRANCE).
# 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.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
import os
from os.path import join, dirname, abspath
import unittest
import warnings
import six
from pylint import __pkginfo__
from pylint.lint import PyLinter
from pylint import checkers
from pylint.reporters import BaseReporter
from pylint.reporters.text import TextReporter, ParseableTextReporter
from pylint.reporters.html import HTMLReporter
from pylint.reporters.ureports.nodes import Section
HERE = abspath(dirname(__file__))
INPUTDIR = join(HERE, 'input')
class PyLinterTC(unittest.TestCase):
def setUp(self):
self.linter = PyLinter(reporter=TextReporter())
self.linter.disable('I')
self.linter.config.persistent = 0
# register checkers
checkers.initialize(self.linter)
os.environ.pop('PYLINTRC', None)
def test_add_message_is_deprecated(self):
if __pkginfo__.numversion >= (1, 6, 0):
with self.assertRaises(AttributeError):
BaseReporter().add_message
with warnings.catch_warnings(record=True) as cm:
warnings.simplefilter("always")
BaseReporter().add_message(None, None, None)
self.assertEqual(len(cm), 1)
self.assertIsInstance(cm[0].message, DeprecationWarning)
msg = ('This method is deprecated, use handle_message '
'instead. It will be removed in Pylint 1.6.')
self.assertEqual(str(cm[0].message), msg)
def test_template_option(self):
output = six.StringIO()
self.linter.reporter.set_output(output)
self.linter.set_option('msg-template', '{msg_id}:{line:03d}')
self.linter.open()
self.linter.set_current_module('0123')
self.linter.add_message('C0301', line=1, args=(1, 2))
self.linter.add_message('line-too-long', line=2, args=(3, 4))
self.assertMultiLineEqual(output.getvalue(),
'************* Module 0123\n'
'C0301:001\n'
'C0301:002\n')
def test_parseable_output_deprecated(self):
with warnings.catch_warnings(record=True) as cm:
warnings.simplefilter("always")
ParseableTextReporter()
self.assertEqual(len(cm), 1)
self.assertIsInstance(cm[0].message, DeprecationWarning)
def test_parseable_output_regression(self):
output = six.StringIO()
with warnings.catch_warnings(record=True):
linter = PyLinter(reporter=ParseableTextReporter())
checkers.initialize(linter)
linter.config.persistent = 0
linter.reporter.set_output(output)
linter.set_option('output-format', 'parseable')
linter.open()
linter.set_current_module('0123')
linter.add_message('line-too-long', line=1, args=(1, 2))
self.assertMultiLineEqual(output.getvalue(),
'************* Module 0123\n'
'0123:1: [C0301(line-too-long), ] '
'Line too long (1/2)\n')
def test_html_reporter_msg_template(self):
expected = '''
'''.strip().splitlines()
output = six.StringIO()
linter = PyLinter(reporter=HTMLReporter())
checkers.initialize(linter)
linter.config.persistent = 0
linter.reporter.set_output(output)
linter.set_option('msg-template', '{category}{msg_id}')
linter.open()
linter.set_current_module('0123')
linter.add_message('lowercase-l-suffix', line=1)
linter.reporter.display_results(Section())
self.assertEqual(output.getvalue().splitlines(), expected)
@unittest.expectedFailure
def test_html_reporter_type(self):
# Integration test for issue #263
# https://bitbucket.org/logilab/pylint/issue/263/html-report-type-problems
expected = '''
Messages
convention |
0123 |
|
1 |
0 |
Exactly one space required before comparison
a< 5: print "zero" |
'''
output = six.StringIO()
linter = PyLinter(reporter=HTMLReporter())
checkers.initialize(linter)
linter.config.persistent = 0
linter.reporter.set_output(output)
linter.open()
linter.set_current_module('0123')
linter.add_message('bad-whitespace', line=1,
args=('Exactly one', 'required', 'before',
'comparison', 'a< 5: print "zero"'))
linter.reporter.display_results(Section())
self.assertMultiLineEqual(output.getvalue(), expected)
if __name__ == '__main__':
unittest.main()