def METHOD_NAME(
    app, monkeypatch, ckan_config
):
    with app.flask_app.app_context():
        monkeypatch.setitem(ckan_config, u"ckan.site_title", u"Example title")
        del ckan_config[u"ckan.site_title"]
        assert u"ckan.site_title" not in flask.current_app.config