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emqx_metrics_SUITE.erl
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%%--------------------------------------------------------------------
%% Copyright (c) 2018-2021 EMQ Technologies Co., Ltd. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%--------------------------------------------------------------------
-module(emqx_metrics_SUITE).
-compile(export_all).
-compile(nowarn_export_all).
-include_lib("emqx/include/emqx_mqtt.hrl").
-include_lib("eunit/include/eunit.hrl").
all() -> emqx_ct:all(?MODULE).
t_new(_) ->
with_metrics_server(
fun() ->
ok = emqx_metrics:new('metrics.test'),
ok = emqx_metrics:new('metrics.test'),
0 = emqx_metrics:val('metrics.test'),
ok = emqx_metrics:inc('metrics.test'),
1 = emqx_metrics:val('metrics.test'),
ok = emqx_metrics:new(counter, 'metrics.test.cnt'),
0 = emqx_metrics:val('metrics.test.cnt'),
ok = emqx_metrics:inc('metrics.test.cnt'),
1 = emqx_metrics:val('metrics.test.cnt'),
ok = emqx_metrics:new(gauge, 'metrics.test.total'),
0 = emqx_metrics:val('metrics.test.total'),
ok = emqx_metrics:inc('metrics.test.total'),
1 = emqx_metrics:val('metrics.test.total')
end).
t_ensure(_) ->
with_metrics_server(
fun() ->
ok = emqx_metrics:ensure('metrics.test'),
ok = emqx_metrics:ensure('metrics.test'),
0 = emqx_metrics:val('metrics.test'),
ok = emqx_metrics:inc('metrics.test'),
1 = emqx_metrics:val('metrics.test'),
ok = emqx_metrics:ensure(counter, 'metrics.test.cnt'),
0 = emqx_metrics:val('metrics.test.cnt'),
ok = emqx_metrics:inc('metrics.test.cnt'),
1 = emqx_metrics:val('metrics.test.cnt'),
ok = emqx_metrics:ensure(gauge, 'metrics.test.total'),
0 = emqx_metrics:val('metrics.test.total'),
ok = emqx_metrics:inc('metrics.test.total'),
1 = emqx_metrics:val('metrics.test.total')
end).
t_all(_) ->
with_metrics_server(
fun() ->
Metrics = emqx_metrics:all(),
?assert(length(Metrics) > 50)
end).
t_inc_dec(_) ->
with_metrics_server(
fun() ->
?assertEqual(0, emqx_metrics:val('bytes.received')),
?assertEqual(0, emqx_metrics:val('messages.retained')),
ok = emqx_metrics:inc('bytes.received'),
ok = emqx_metrics:inc('bytes.received', 2),
ok = emqx_metrics:inc('bytes.received', 2),
?assertEqual(5, emqx_metrics:val('bytes.received')),
ok = emqx_metrics:inc('messages.retained', 2),
ok = emqx_metrics:inc('messages.retained', 2),
?assertEqual(4, emqx_metrics:val('messages.retained')),
ok = emqx_metrics:dec('messages.retained'),
ok = emqx_metrics:dec('messages.retained', 1),
?assertEqual(2, emqx_metrics:val('messages.retained')),
ok = emqx_metrics:set('messages.retained', 3),
?assertEqual(3, emqx_metrics:val('messages.retained'))
end).
t_inc_recv(_) ->
with_metrics_server(
fun() ->
ok = emqx_metrics:inc_recv(?PACKET(?CONNECT)),
ok = emqx_metrics:inc_recv(?PUBLISH_PACKET(0, 0)),
ok = emqx_metrics:inc_recv(?PUBLISH_PACKET(1, 0)),
ok = emqx_metrics:inc_recv(?PUBLISH_PACKET(2, 0)),
ok = emqx_metrics:inc_recv(?PUBLISH_PACKET(3, 0)),
ok = emqx_metrics:inc_recv(?PACKET(?PUBACK)),
ok = emqx_metrics:inc_recv(?PACKET(?PUBREC)),
ok = emqx_metrics:inc_recv(?PACKET(?PUBREL)),
ok = emqx_metrics:inc_recv(?PACKET(?PUBCOMP)),
ok = emqx_metrics:inc_recv(?PACKET(?SUBSCRIBE)),
ok = emqx_metrics:inc_recv(?PACKET(?UNSUBSCRIBE)),
ok = emqx_metrics:inc_recv(?PACKET(?PINGREQ)),
ok = emqx_metrics:inc_recv(?PACKET(?DISCONNECT)),
ok = emqx_metrics:inc_recv(?PACKET(?AUTH)),
ok = emqx_metrics:inc_recv(?PACKET(?RESERVED)),
?assertEqual(15, emqx_metrics:val('packets.received')),
?assertEqual(1, emqx_metrics:val('packets.connect.received')),
?assertEqual(4, emqx_metrics:val('messages.received')),
?assertEqual(1, emqx_metrics:val('messages.qos0.received')),
?assertEqual(1, emqx_metrics:val('messages.qos1.received')),
?assertEqual(1, emqx_metrics:val('messages.qos2.received')),
?assertEqual(4, emqx_metrics:val('packets.publish.received')),
?assertEqual(1, emqx_metrics:val('packets.puback.received')),
?assertEqual(1, emqx_metrics:val('packets.pubrec.received')),
?assertEqual(1, emqx_metrics:val('packets.pubrel.received')),
?assertEqual(1, emqx_metrics:val('packets.pubcomp.received')),
?assertEqual(1, emqx_metrics:val('packets.subscribe.received')),
?assertEqual(1, emqx_metrics:val('packets.unsubscribe.received')),
?assertEqual(1, emqx_metrics:val('packets.pingreq.received')),
?assertEqual(1, emqx_metrics:val('packets.disconnect.received')),
?assertEqual(1, emqx_metrics:val('packets.auth.received'))
end).
t_inc_sent(_) ->
with_metrics_server(
fun() ->
ok = emqx_metrics:inc_sent(?CONNACK_PACKET(0)),
ok = emqx_metrics:inc_sent(?PUBLISH_PACKET(0, 0)),
ok = emqx_metrics:inc_sent(?PUBLISH_PACKET(1, 0)),
ok = emqx_metrics:inc_sent(?PUBLISH_PACKET(2, 0)),
ok = emqx_metrics:inc_sent(?PUBACK_PACKET(0, 0)),
ok = emqx_metrics:inc_sent(?PUBREC_PACKET(3, 0)),
ok = emqx_metrics:inc_sent(?PACKET(?PUBREL)),
ok = emqx_metrics:inc_sent(?PACKET(?PUBCOMP)),
ok = emqx_metrics:inc_sent(?PACKET(?SUBACK)),
ok = emqx_metrics:inc_sent(?PACKET(?UNSUBACK)),
ok = emqx_metrics:inc_sent(?PACKET(?PINGRESP)),
ok = emqx_metrics:inc_sent(?PACKET(?DISCONNECT)),
ok = emqx_metrics:inc_sent(?PACKET(?AUTH)),
?assertEqual(13, emqx_metrics:val('packets.sent')),
?assertEqual(1, emqx_metrics:val('packets.connack.sent')),
?assertEqual(3, emqx_metrics:val('messages.sent')),
?assertEqual(1, emqx_metrics:val('messages.qos0.sent')),
?assertEqual(1, emqx_metrics:val('messages.qos1.sent')),
?assertEqual(1, emqx_metrics:val('messages.qos2.sent')),
?assertEqual(3, emqx_metrics:val('packets.publish.sent')),
?assertEqual(1, emqx_metrics:val('packets.puback.sent')),
?assertEqual(1, emqx_metrics:val('packets.pubrec.sent')),
?assertEqual(1, emqx_metrics:val('packets.pubrel.sent')),
?assertEqual(1, emqx_metrics:val('packets.pubcomp.sent')),
?assertEqual(1, emqx_metrics:val('packets.suback.sent')),
?assertEqual(1, emqx_metrics:val('packets.unsuback.sent')),
?assertEqual(1, emqx_metrics:val('packets.pingresp.sent')),
?assertEqual(1, emqx_metrics:val('packets.disconnect.sent')),
?assertEqual(1, emqx_metrics:val('packets.auth.sent'))
end).
t_trans(_) ->
with_metrics_server(
fun() ->
ok = emqx_metrics:trans(inc, 'bytes.received'),
ok = emqx_metrics:trans(inc, 'bytes.received', 2),
?assertEqual(0, emqx_metrics:val('bytes.received')),
ok = emqx_metrics:trans(inc, 'messages.retained', 2),
ok = emqx_metrics:trans(inc, 'messages.retained', 2),
?assertEqual(0, emqx_metrics:val('messages.retained')),
ok = emqx_metrics:commit(),
?assertEqual(3, emqx_metrics:val('bytes.received')),
?assertEqual(4, emqx_metrics:val('messages.retained')),
ok = emqx_metrics:trans(dec, 'messages.retained'),
ok = emqx_metrics:trans(dec, 'messages.retained', 1),
?assertEqual(4, emqx_metrics:val('messages.retained')),
ok = emqx_metrics:commit(),
?assertEqual(2, emqx_metrics:val('messages.retained'))
end).
with_metrics_server(Fun) ->
{ok, _} = emqx_metrics:start_link(),
_ = Fun(),
ok = emqx_metrics:stop().