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# Licensed under the GPL: https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
# For details: https://github.com/PyCQA/pylint/blob/master/COPYING
"""Tests for the pylint checker in :mod:`pylint.extensions.check_bad_builtin
"""
import os
import os.path as osp
import unittest
from pylint import checkers
from pylint.extensions.check_bad_builtin import BadBuiltinChecker
from pylint.lint import PyLinter, fix_import_path
from pylint.reporters import BaseReporter
class TestReporter(BaseReporter):
def handle_message(self, msg):
self.messages.append(msg)
def on_set_current_module(self, module, filepath):
self.messages = []
class BadBuiltinTestCase(unittest.TestCase):
expected = [
]
@classmethod
def setUpClass(cls):
cls._linter = PyLinter()
cls._linter.set_reporter(TestReporter())
checkers.initialize(cls._linter)
cls._linter.register_checker(BadBuiltinChecker(cls._linter))
cls._linter.disable('I')
def test_types_redefined(self):
elif_test = osp.join(osp.dirname(osp.abspath(__file__)), 'data',
'bad_builtin.py')
with fix_import_path([elif_test]):
self._linter.check([elif_test])
msgs = sorted(self._linter.reporter.messages, key=lambda item: item.line)
self.assertEqual(len(msgs), 2)
for msg, expected in zip(msgs, self.expected):
self.assertEqual(msg.symbol, 'bad-builtin')
self.assertEqual(msg.msg, expected)
if __name__ == '__main__':
unittest.main()
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