test_connection.py 文件源码

def test_set_isolation_level_autocommit(self):
        conn = self.connect()
        curs = conn.cursor()

        conn.set_isolation_level(ext.ISOLATION_LEVEL_AUTOCOMMIT)
        self.assertEqual(conn.isolation_level, ext.ISOLATION_LEVEL_DEFAULT)
        self.assertTrue(conn.autocommit)

        conn.isolation_level = 'serializable'
        self.assertEqual(conn.isolation_level, ext.ISOLATION_LEVEL_SERIALIZABLE)
        self.assertTrue(conn.autocommit)

        curs.execute('show transaction_isolation;')
        self.assertEqual(curs.fetchone()[0], 'serializable')