recipe-580672.py 文件源码

def test_cascade(self):
            # Register 2 functions and make sure the last registered
            # function is executed first.
            ret = pyrun(textwrap.dedent(
                """
                import functools, os, imp
                mod = imp.load_source("mod", r"{}")

                def foo(s):
                    with open(r"{}", "ab") as f:
                        f.write(s)

                mod.register_exit_fun(functools.partial(foo, b'1'))
                mod.register_exit_fun(functools.partial(foo, b'2'))
                """.format(os.path.abspath(__file__), TESTFN)
            ))
            self.assertEqual(ret, 0)
            with open(TESTFN, "rb") as f:
                self.assertEqual(f.read(), b"21")