test_socket.py 文件源码

def testDetach(self):
        # Testing detach()
        fileno = self.cli_conn.fileno()
        f = self.cli_conn.detach()
        self.assertEqual(f, fileno)
        # cli_conn cannot be used anymore...
        self.assertRaises(socket.error, self.cli_conn.recv, 1024)
        self.cli_conn.close()
        # ...but we can create another socket using the (still open)
        # file descriptor
        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM, fileno=f)
        self.addCleanup(sock.close)
        msg = sock.recv(1024)
        self.assertEqual(msg, MSG)