test_c_ast.py 文件源码

def test_weakref_works_on_coord(self):
        coord = plyparser.Coord(file='a', line=2)
        wr = weakref.ref(coord)
        cref = wr()
        self.assertEqual(cref.line, 2)
        self.assertEqual(weakref.getweakrefcount(coord), 1)