fix: change rule_speed record type

apps/emqx_rule_engine/src/emqx_rule_metrics.erl

@@ -92,14 +92,14 @@
 -define(SAMPCOUNT_5M, (?SECS_5M div ?SAMPLING)).
 
 -record(rule_speed, {
-            max = 0 :: number(),
-            current = 0 :: number(),
-            last5m = 0 :: number(),
+            max = 0.0 :: float(),
+            current = 0.0 :: float(),
+            last5m = 0.0 :: float(),
             %% metadata for calculating the avg speed
-            tick = 1 :: number(),
-            last_v = 0 :: number(),
+            tick = 1 :: integer(),
+            last_v = 0 :: integer(),
             %% metadata for calculating the 5min avg speed
-            last5m_acc = 0 :: number(),
+            last5m_acc = 0.0 :: float(),
             last5m_smpl = [] :: list()
         }).
 

apps/emqx_rule_engine/test/emqx_rule_engine_SUITE.erl

@@ -377,7 +377,7 @@ t_reset_metrics(_Config) ->
     emqx_rule_metrics:reset_metrics(Id),
     ?assertEqual(#{exception => 0,failed => 0,
                    matched => 0,no_result => 0,passed => 0,
-                   speed => 0.0,speed_last5m => 0.0,speed_max => 0},
+                   speed => 0.0,speed_last5m => 0.0,speed_max => 0.0},
                  emqx_rule_metrics:get_rule_metrics(Id)),
     ?assertEqual(#{failed => 0,success => 0,taken => 0},
                    emqx_rule_metrics:get_action_metrics(ResId)),