Fix test case

src/emqx_cm.erl

@@ -204,7 +204,7 @@ takeover_session(ClientId) ->
 
 takeover_session(ClientId, ChanPid) when node(ChanPid) == node() ->
     case get_chan_attrs(ClientId, ChanPid) of
-        #{client := #{conn_mod := ConnMod}} ->
+        #{conninfo := #{conn_mod := ConnMod}} ->
             Session = ConnMod:call(ChanPid, {takeover, 'begin'}),
             {ok, ConnMod, ChanPid, Session};
         undefined ->

test/emqx_packet_SUITE.erl

@@ -82,7 +82,7 @@ t_check_publish(_) ->
     Props = #{'Response-Topic' => <<"responsetopic">>, 'Topic-Alias' => 1},
     ok = emqx_packet:check(?PUBLISH_PACKET(?QOS_1, <<"topic">>, 1, Props, <<"payload">>)),
     ok = emqx_packet:check(#mqtt_packet_publish{packet_id = 1, topic_name = <<"t">>}),
-    {error, ?RC_TOPIC_NAME_INVALID} = emqx_packet:check(?PUBLISH_PACKET(?QOS_1, <<>>, 1, #{}, <<"payload">>)),
+    {error, ?RC_PROTOCOL_ERROR} = emqx_packet:check(?PUBLISH_PACKET(?QOS_1, <<>>, 1, #{}, <<"payload">>)),
     {error, ?RC_TOPIC_NAME_INVALID} = emqx_packet:check(?PUBLISH_PACKET(?QOS_1, <<"+/+">>, 1, #{}, <<"payload">>)),
     {error, ?RC_TOPIC_ALIAS_INVALID} = emqx_packet:check(?PUBLISH_PACKET(1, <<"topic">>, 1, #{'Topic-Alias' => 0}, <<"payload">>)),
     %% TODO::