test_select.py 文件源码

def test_unsupported_expressoin(self):
        t1, t2 = self.create_tables(2)

        query = session.query(t1.c.x).join(t2, literal(True), any=True)
        with self.assertRaises(exc.CompileError) as ex:
            self.compile(query)

        self.assertIn('Only tuple elements are supported', str(ex.exception))