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-rw-r--r--tests/checkers/unittest_imports.py17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/checkers/unittest_imports.py b/tests/checkers/unittest_imports.py
index 7544e3422..d454c8161 100644
--- a/tests/checkers/unittest_imports.py
+++ b/tests/checkers/unittest_imports.py
@@ -192,6 +192,23 @@ class TestImportsChecker(CheckerTestCase):
# assert there were no errors
assert len(errors) == 0
+ # Test for challenges with preferred modules indefinite matches
+ Run(
+ [
+ f"{os.path.join(REGR_DATA, 'preferred_module/unpreferred_submodule.py')}",
+ "-d all",
+ "-e preferred-module",
+ # prefer pathlib instead of random (testing to avoid regression)
+ # pathlib shouldn't match with path, which is in the test file
+ "--preferred-modules=random:pathlib",
+ ],
+ exit=False,
+ )
+ _, errors = capsys.readouterr()
+
+ # Assert there were no errors
+ assert len(errors) == 0
+
@staticmethod
def test_allow_reexport_package(capsys: CaptureFixture[str]) -> None:
"""Test --allow-reexport-from-package option."""