test_events.py 文件源码

def test_create_server_addr_in_use(self):
        sock_ob = socket.socket(type=socket.SOCK_STREAM)
        sock_ob.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
        sock_ob.bind(('0.0.0.0', 0))

        f = self.loop.create_server(MyProto, sock=sock_ob)
        server = self.loop.run_until_complete(f)
        sock = server.sockets[0]
        host, port = sock.getsockname()

        f = self.loop.create_server(MyProto, host=host, port=port)
        with self.assertRaises(OSError) as cm:
            self.loop.run_until_complete(f)
        self.assertEqual(cm.exception.errno, errno.EADDRINUSE)

        server.close()