# Copyright (c) 2014 Google, Inc. # Copyright (c) 2015-2016 Claudiu Popa # 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 """Unittest for the logging checker.""" import astroid from pylint.checkers import logging from pylint.testutils import CheckerTestCase, Message, set_config class TestLoggingModuleDetection(CheckerTestCase): CHECKER_CLASS = logging.LoggingChecker def test_detects_standard_logging_module(self): stmts = astroid.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 = astroid.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 = astroid.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])