test_shutil.py 文件源码

def test_copytree_named_pipe(self):
            os.mkdir(TESTFN)
            try:
                subdir = os.path.join(TESTFN, "subdir")
                os.mkdir(subdir)
                pipe = os.path.join(subdir, "mypipe")
                os.mkfifo(pipe)
                try:
                    shutil.copytree(TESTFN, TESTFN2)
                except shutil.Error as e:
                    errors = e.args[0]
                    self.assertEqual(len(errors), 1)
                    src, dst, error_msg = errors[0]
                    self.assertEqual("`%s` is a named pipe" % pipe, error_msg)
                else:
                    self.fail("shutil.Error should have been raised")
            finally:
                shutil.rmtree(TESTFN, ignore_errors=True)
                shutil.rmtree(TESTFN2, ignore_errors=True)