async def METHOD_NAME() -> None:
    """Test attempting to switch to an unknown widget ID."""
    async with SwitcherApp().run_test() as pilot:
        assert pilot.app.query_one(ContentSwitcher).current is None
        assert all(
            not child.display for child in pilot.app.query_one(ContentSwitcher).children
        )
        with pytest.raises(NoMatches):
            pilot.app.query_one(ContentSwitcher).current = "does-not-exist"