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"""Unit tests for the imports checker."""
import unittest
from astroid import test_utils
from pylint.checkers import imports
from pylint.testutils import CheckerTestCase, set_config
class ImportsCheckerTC(CheckerTestCase):
CHECKER_CLASS = imports.ImportsChecker
@set_config(ignored_modules=('external_module', 'fake_module.submodule'))
def test_import_error_skipped(self):
"""Make sure that imports do not emit a 'import-error' when the
module is configured to be ignored."""
node = test_utils.extract_node("""
from external_module import anything
""")
with self.assertNoMessages():
self.checker.visit_from(node)
node = test_utils.extract_node("""
from external_module.another_module import anything
""")
with self.assertNoMessages():
self.checker.visit_from(node)
node = test_utils.extract_node("""
import external_module
""")
with self.assertNoMessages():
self.checker.visit_import(node)
node = test_utils.extract_node("""
from fake_module.submodule import anything
""")
with self.assertNoMessages():
self.checker.visit_from(node)
node = test_utils.extract_node("""
from fake_module.submodule.deeper import anything
""")
with self.assertNoMessages():
self.checker.visit_from(node)
if __name__ == '__main__':
unittest.main()
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