fix(typo): fix more typos and restore rate_limit config after test

apps/emqx/test/emqx_connection_SUITE.erl

@@ -59,7 +59,7 @@ init_per_suite(Config) ->
     ok = meck:expect(emqx_alarm, deactivate, fun(_) -> ok end),
     ok = meck:expect(emqx_alarm, deactivate, fun(_, _) -> ok end),
 
-    emqx_channel_SUITE:set_test_listenser_confs(),
+    emqx_channel_SUITE:set_test_listener_confs(),
     Config.
 
 end_per_suite(_Config) ->

apps/emqx/test/emqx_listeners_SUITE.erl

@@ -42,6 +42,7 @@ init_per_testcase(Case, Config)
   when Case =:= t_max_conns_tcp; Case =:= t_current_conns_tcp ->
     {ok, _} = emqx_config_handler:start_link(),
     PrevListeners = emqx_config:get([listeners, tcp], #{}),
+    PrevRateLimit = emqx_config:get([rate_limit], #{}),
     emqx_config:put([listeners, tcp], #{ listener_test =>
                                              #{ bind => {"127.0.0.1", 9999}
                                               , max_connections => 4321
@@ -53,6 +54,7 @@ init_per_testcase(Case, Config)
     ok = emqx_listeners:start(),
     [ {listener_conf, ListenerConf}
     , {prev_listener_conf, PrevListeners}
+    , {prev_rate_limit_conf, PrevRateLimit}
     | Config];
 init_per_testcase(_, Config) ->
     {ok, _} = emqx_config_handler:start_link(),
@@ -61,7 +63,9 @@ init_per_testcase(_, Config) ->
 end_per_testcase(Case, Config)
   when Case =:= t_max_conns_tcp; Case =:= t_current_conns_tcp ->
     PrevListener = ?config(prev_listener_conf, Config),
+    PrevRateLimit = ?config(prev_rate_limit_conf, Config),
     emqx_config:put([listeners, tcp], PrevListener),
+    emqx_config:put([rate_limit], PrevRateLimit),
     emqx_listeners:stop(),
     _ = emqx_config_handler:stop(),
     ok;

apps/emqx/test/emqx_session_SUITE.erl

@@ -29,7 +29,7 @@ all() -> emqx_common_test_helpers:all(?MODULE).
 %%--------------------------------------------------------------------
 
 init_per_suite(Config) ->
-    emqx_channel_SUITE:set_test_listenser_confs(),
+    emqx_channel_SUITE:set_test_listener_confs(),
     ok = meck:new([emqx_hooks, emqx_metrics, emqx_broker],
                   [passthrough, no_history, no_link]),
     ok = meck:expect(emqx_metrics, inc, fun(_) -> ok end),