F.                                                                       [100%]
=================================== FAILURES ===================================
______________ test_differently_cased_values_conflict_by_default _______________

    def test_differently_cased_values_conflict_by_default() -> None:
>       assert detect_add_remove_conflicts(["Foo"], ["foo"], "handlers") == ["foo"]
E       AssertionError: assert [] == ['foo']
E
E         Right contains one more item: 'foo'
E         Use -v to get more diff

test_subject.py:5: AssertionError
=========================== short test summary info ============================
FAILED test_subject.py::test_differently_cased_values_conflict_by_default - A...
1 failed, 1 passed in 0.02s
