Add connection/queue/channel churn rates tests

[#160943831]

Author: dcorbacho

test/clustering_SUITE.erl

@@ -712,6 +712,13 @@ overview(Config) ->
     ?assert(maps:get(messages_ready, QT) >= 2),
     MS = maps:get(message_stats, Res),
     ?assert(maps:get(publish, MS) >= 2),
+    ChurnRates = maps:get(churn_rates, Res),
+    ?assertEqual(maps:get(queue_declared, ChurnRates), 2),
+    ?assertEqual(maps:get(queue_created, ChurnRates), 2),
+    ?assertEqual(maps:get(queue_deleted, ChurnRates), 0),
+    ?assertEqual(maps:get(channel_created, ChurnRates), 2),
+    ?assertEqual(maps:get(channel_closed, ChurnRates), 0),
+    ?assertEqual(maps:get(connection_closed, ChurnRates), 0),
 
     amqp_channel:close(Chan),
     amqp_channel:close(Chan2),

test/rabbit_mgmt_stats_SUITE.erl

@@ -88,7 +88,8 @@ stats_tables() ->
      exchange_stats_publish_out, exchange_stats_publish_in,
      queue_msg_stats, vhost_msg_stats, queue_process_stats,
      node_coarse_stats, node_persister_stats,
-     node_node_coarse_stats, queue_msg_rates, vhost_msg_rates
+     node_node_coarse_stats, queue_msg_rates, vhost_msg_rates,
+     connection_churn_rates
     ].
 
 sample_size(large) ->