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- # -*- coding: utf-8 -*-
- # Copyright (c) 2016 Łukasz Rogalski <rogalski.91@gmail.com>
- # Copyright (c) 2016 Alexander Todorov <atodorov@otb.bg>
- # Copyright (c) 2017 Claudiu Popa <pcmanticore@gmail.com>
- # Copyright (c) 2017 Derek Gustafson <degustaf@gmail.com>
-
- # 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.emptystring
- """
-
- import os.path as osp
- import pytest
-
- from pylint.extensions.emptystring import CompareToEmptyStringChecker
-
-
- @pytest.fixture(scope='module')
- def checker(checker):
- return CompareToEmptyStringChecker
-
-
- @pytest.fixture(scope='module')
- def disable(disable):
- return ['I']
-
-
- def test_emptystring_message(linter):
- elif_test = osp.join(osp.dirname(osp.abspath(__file__)), 'data',
- 'empty_string_comparison.py')
- linter.check([elif_test])
- msgs = linter.reporter.messages
- expected_lineno = [6, 9, 12, 15]
- assert len(msgs) == len(expected_lineno)
- for msg, lineno in zip(msgs, expected_lineno):
- assert msg.symbol == 'compare-to-empty-string'
- assert msg.msg == 'Avoid comparisons to empty string'
- assert msg.line == lineno
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