def setUp(self):
        self.engine1 = _sqlite_file_db(tempname='eng1.db')
        self.engine2 = _sqlite_file_db(tempname='eng2.db')
        self.engine3 = _sqlite_file_db(tempname='eng3.db')

        self.env = staging_env(template="multidb")
        self.cfg = _multidb_testing_config({
            "engine1": self.engine1,
            "engine2": self.engine2,
            "engine3": self.engine3
        })
    def setUp(self):
        self.engine1 = _sqlite_file_db(tempname='eng1.db')
        self.engine2 = _sqlite_file_db(tempname='eng2.db')
        self.engine3 = _sqlite_file_db(tempname='eng3.db')

        self.env = staging_env(template="multidb")
        self.cfg = _multidb_testing_config({
            "engine1": self.engine1,
            "engine2": self.engine2,
            "engine3": self.engine3
        })