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# Copyright 2014 Google Inc. All Rights Reserved.
"""Unittest for the logging checker."""
import unittest
from astroid import test_utils
from pylint.checkers import logging
from pylint.testutils import CheckerTestCase, Message, set_config
class LoggingModuleDetectionTest(CheckerTestCase):
CHECKER_CLASS = logging.LoggingChecker
def test_detects_standard_logging_module(self):
stmts = test_utils.extract_node("""
import logging #@
logging.warn('%s' % '%s') #@
""")
self.checker.visit_module(None)
self.checker.visit_import(stmts[0])
with self.assertAddsMessages(Message('logging-not-lazy', node=stmts[1])):
self.checker.visit_call(stmts[1])
def test_detects_renamed_standard_logging_module(self):
stmts = test_utils.extract_node("""
import logging as blogging #@
blogging.warn('%s' % '%s') #@
""")
self.checker.visit_module(None)
self.checker.visit_import(stmts[0])
with self.assertAddsMessages(Message('logging-not-lazy', node=stmts[1])):
self.checker.visit_call(stmts[1])
@set_config(logging_modules=['logging', 'my.logging'])
def test_nonstandard_logging_module(self):
stmts = test_utils.extract_node("""
from my import logging as blogging #@
blogging.warn('%s' % '%s') #@
""")
self.checker.visit_module(None)
self.checker.visit_import(stmts[0])
with self.assertAddsMessages(Message('logging-not-lazy', node=stmts[1])):
self.checker.visit_call(stmts[1])
if __name__ == '__main__':
unittest.main()
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