def test_add_already_added(self):
        prio_set_list = event._PrioritizedSetList()
        obj = object()
        prio_set_list.add(0, obj)

        with pytest.raises(ValueError) as excinfo:
            prio_set_list.add(0, obj)
        excinfo.match(r"has already been added")

        with pytest.raises(ValueError) as excinfo:
            prio_set_list.add(1, obj)
        excinfo.match(r"has already been added")
def patched_cnli(monkeypatch):
    MockCapsNumLockIndicator.reset()
    monkeypatch.setattr(
        "libqtile.widget.caps_num_lock_indicator.subprocess", MockCapsNumLockIndicator
    )
    monkeypatch.setattr(
        "libqtile.widget.caps_num_lock_indicator.subprocess.CalledProcessError",
        subprocess.CalledProcessError,
    )

    monkeypatch.setattr(
        "libqtile.widget.caps_num_lock_indicator.base.ThreadPoolText.call_process",
        MockCapsNumLockIndicator.call_process,
    )
    return caps_num_lock_indicator