test_sql.py 文件源码

def test_sum_inplace(self):
        obj = sql.Composed([sql.SQL("foo ")])
        obj += sql.Literal("bar")
        self.assertTrue(isinstance(obj, sql.Composed))
        self.assertQuotedEqual(obj.as_string(self.conn), "foo 'bar'")

        obj = sql.Composed([sql.SQL("foo ")])
        obj += sql.Composed([sql.Literal("bar")])
        self.assertTrue(isinstance(obj, sql.Composed))
        self.assertQuotedEqual(obj.as_string(self.conn), "foo 'bar'")