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# Copyright (C) 2010 Chris Jerdonek (cjerdonek@webkit.org)
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
# DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
"""Unit tests for python.py."""
import os
import unittest2 as unittest
from python import PythonChecker
class PythonCheckerTest(unittest.TestCase):
"""Tests the PythonChecker class."""
def test_init(self):
"""Test __init__() method."""
def _mock_handle_style_error(self):
pass
checker = PythonChecker("foo.txt", _mock_handle_style_error)
self.assertEqual(checker._file_path, "foo.txt")
self.assertEqual(checker._handle_style_error,
_mock_handle_style_error)
def test_check(self):
"""Test check() method."""
errors = []
def _mock_handle_style_error(line_number, category, confidence,
message):
error = (line_number, category, confidence, message)
errors.append(error)
current_dir = os.path.dirname(__file__)
file_path = os.path.join(current_dir, "python_unittest_input.py")
checker = PythonChecker(file_path, _mock_handle_style_error)
checker.check(lines=[])
self.assertEqual(errors, [
(4, "pep8/W291", 5, "trailing whitespace"),
(4, "pylint/E0602", 5, "Undefined variable 'error'"),
])
def test_pylint_false_positives(self):
"""Test that pylint false positives are suppressed."""
errors = []
def _mock_handle_style_error(line_number, category, confidence,
message):
error = (line_number, category, confidence, message)
errors.append(error)
current_dir = os.path.dirname(__file__)
file_path = os.path.join(current_dir, "python_unittest_falsepositives.py")
checker = PythonChecker(file_path, _mock_handle_style_error)
checker.check(lines=[])
self.assertEqual(errors, [])
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