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emqx_SUITE.erl
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emqx_SUITE.erl
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%%--------------------------------------------------------------------
%% Copyright (c) 2017-2022 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:https://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_SUITE).
-compile(export_all).
-compile(nowarn_export_all).
-include_lib("emqx/include/emqx.hrl").
-include_lib("eunit/include/eunit.hrl").
-include_lib("common_test/include/ct.hrl").
all() -> emqx_ct:all(?MODULE).
init_per_suite(Config) ->
emqx_ct_helpers:start_apps([]),
Config.
end_per_suite(_Config) ->
emqx_ct_helpers:stop_apps([]).
t_restart(_) ->
ConfFile = "test.config",
Data = "[{emqx_statsd,[{interval,15000},{push_gateway,\"http:https://127.0.0.1:9091\"}]}].",
file:write_file(ConfFile, list_to_binary(Data)),
emqx:restart(ConfFile),
file:delete(ConfFile).
t_stop_start(_) ->
emqx:stop(),
false = emqx:is_running(node()),
emqx:start(),
true = emqx:is_running(node()),
ok = emqx:shutdown(),
false = emqx:is_running(node()),
ok = emqx:reboot(),
true = emqx:is_running(node()),
ok = emqx:shutdown(for_test),
false = emqx:is_running(node()).
t_get_env(_) ->
?assertEqual(undefined, emqx:get_env(undefined_key)),
?assertEqual(default_value, emqx:get_env(undefined_key, default_value)),
application:set_env(emqx, undefined_key, hello),
?assertEqual(hello, emqx:get_env(undefined_key)),
?assertEqual(hello, emqx:get_env(undefined_key, default_value)),
application:unset_env(emqx, undefined_key).
t_emqx_pubsub_api(_) ->
true = emqx:is_running(node()),
{ok, C} = emqtt:start_link([{host, "localhost"}, {clientid, "myclient"}]),
{ok, _} = emqtt:connect(C),
ClientId = <<"myclient">>,
Payload = <<"Hello World">>,
Topic = <<"mytopic">>,
Topic1 = <<"mytopic1">>,
Topic2 = <<"mytopic2">>,
Topic3 = <<"mytopic3">>,
emqx:subscribe(Topic, ClientId),
emqx:subscribe(Topic1, ClientId, #{qos => 1}),
emqx:subscribe(Topic2, ClientId, #{qos => 2}),
ct:sleep(100),
?assertEqual([Topic2, Topic1, Topic], emqx:topics()),
?assertEqual([self()], emqx:subscribers(Topic)),
?assertEqual([self()], emqx:subscribers(Topic1)),
?assertEqual([self()], emqx:subscribers(Topic2)),
?assertEqual([{Topic, #{nl => 0, qos => 0, rap => 0, rh => 0, subid => ClientId}},
{Topic1, #{nl => 0, qos => 1, rap => 0, rh => 0, subid => ClientId}},
{Topic2, #{nl => 0, qos => 2, rap => 0, rh => 0, subid => ClientId}}], emqx:subscriptions(self())),
?assertEqual(true, emqx:subscribed(self(), Topic)),
?assertEqual(true, emqx:subscribed(ClientId, Topic)),
?assertEqual(true, emqx:subscribed(self(), Topic1)),
?assertEqual(true, emqx:subscribed(ClientId, Topic1)),
?assertEqual(true, emqx:subscribed(self(), Topic2)),
?assertEqual(true, emqx:subscribed(ClientId, Topic2)),
?assertEqual(false, emqx:subscribed(self(), Topic3)),
?assertEqual(false, emqx:subscribed(ClientId, Topic3)),
emqx:publish(emqx_message:make(Topic, Payload)),
receive
{deliver, Topic, #message{payload = Payload}} ->
ok
after 100 ->
ct:fail("no_message")
end,
emqx:publish(emqx_message:make(Topic1, Payload)),
receive
{deliver, Topic1, #message{payload = Payload}} ->
ok
after 100 ->
ct:fail("no_message")
end,
emqx:publish(emqx_message:make(Topic2, Payload)),
receive
{deliver, Topic2, #message{payload = Payload}} ->
ok
after 100 ->
ct:fail("no_message")
end,
emqx:unsubscribe(Topic),
emqx:unsubscribe(Topic1),
emqx:unsubscribe(Topic2),
ct:sleep(20),
?assertEqual([], emqx:topics()).
t_hook_unhook(_) ->
ok = emqx:hook(test_hook, fun ?MODULE:hook_fun1/1, []),
ok = emqx:hook(test_hook, fun ?MODULE:hook_fun2/1, []),
?assertEqual({error, already_exists},
emqx:hook(test_hook, fun ?MODULE:hook_fun2/1, [])),
ok = emqx:unhook(test_hook, fun ?MODULE:hook_fun1/1),
ok = emqx:unhook(test_hook, fun ?MODULE:hook_fun2/1),
ok = emqx:hook(emqx_hook, {?MODULE, hook_fun8, []}, 8),
ok = emqx:hook(emqx_hook, {?MODULE, hook_fun2, []}, 2),
ok = emqx:hook(emqx_hook, {?MODULE, hook_fun10, []}, 10),
ok = emqx:hook(emqx_hook, {?MODULE, hook_fun9, []}, 9),
ok = emqx:unhook(emqx_hook, {?MODULE, hook_fun2, []}),
ok = emqx:unhook(emqx_hook, {?MODULE, hook_fun8, []}),
ok = emqx:unhook(emqx_hook, {?MODULE, hook_fun9, []}),
ok = emqx:unhook(emqx_hook, {?MODULE, hook_fun10, []}).
t_run_hook(_) ->
ok = emqx:hook(foldl_hook, fun ?MODULE:hook_fun3/4, [init]),
ok = emqx:hook(foldl_hook, {?MODULE, hook_fun3, [init]}),
ok = emqx:hook(foldl_hook, fun ?MODULE:hook_fun4/4, [init]),
ok = emqx:hook(foldl_hook, fun ?MODULE:hook_fun5/4, [init]),
[r5,r4] = emqx:run_fold_hook(foldl_hook, [arg1, arg2], []),
[] = emqx:run_fold_hook(unknown_hook, [], []),
ok = emqx:hook(foldl_hook2, fun ?MODULE:hook_fun9/2),
ok = emqx:hook(foldl_hook2, {?MODULE, hook_fun10, []}),
[r9] = emqx:run_fold_hook(foldl_hook2, [arg], []),
ok = emqx:hook(foreach_hook, fun ?MODULE:hook_fun6/2, [initArg]),
{error, already_exists} = emqx:hook(foreach_hook, fun ?MODULE:hook_fun6/2, [initArg]),
ok = emqx:hook(foreach_hook, fun ?MODULE:hook_fun7/2, [initArg]),
ok = emqx:hook(foreach_hook, fun ?MODULE:hook_fun8/2, [initArg]),
ok = emqx:run_hook(foreach_hook, [arg]),
ok = emqx:hook(foreach_filter1_hook, {?MODULE, hook_fun1, []}, {?MODULE, hook_filter1, []}, 0),
?assertEqual(ok, emqx:run_hook(foreach_filter1_hook, [arg])), %% filter passed
?assertEqual(ok, emqx:run_hook(foreach_filter1_hook, [arg1])), %% filter failed
ok = emqx:hook(foldl_filter2_hook, {?MODULE, hook_fun2, []}, {?MODULE, hook_filter2, [init_arg]}),
ok = emqx:hook(foldl_filter2_hook, {?MODULE, hook_fun2_1, []}, {?MODULE, hook_filter2_1, [init_arg]}),
?assertEqual(3, emqx:run_fold_hook(foldl_filter2_hook, [arg], 1)),
?assertEqual(2, emqx:run_fold_hook(foldl_filter2_hook, [arg1], 1)).
%%--------------------------------------------------------------------
%% Hook fun
%%--------------------------------------------------------------------
hook_fun1(arg) -> ok;
hook_fun1(_) -> error.
hook_fun2(arg) -> ok;
hook_fun2(_) -> error.
hook_fun2(_, Acc) -> {ok, Acc + 1}.
hook_fun2_1(_, Acc) -> {ok, Acc + 1}.
hook_fun3(arg1, arg2, _Acc, init) -> ok.
hook_fun4(arg1, arg2, Acc, init) -> {ok, [r4 | Acc]}.
hook_fun5(arg1, arg2, Acc, init) -> {ok, [r5 | Acc]}.
hook_fun6(arg, initArg) -> ok.
hook_fun7(arg, initArg) -> ok.
hook_fun8(arg, initArg) -> ok.
hook_fun9(arg, Acc) -> {stop, [r9 | Acc]}.
hook_fun10(arg, Acc) -> {stop, [r10 | Acc]}.
hook_filter1(arg) -> true;
hook_filter1(_) -> false.
hook_filter2(arg, _Acc, init_arg) -> true;
hook_filter2(_, _Acc, _IntArg) -> false.
hook_filter2_1(arg, _Acc, init_arg) -> true;
hook_filter2_1(arg1, _Acc, init_arg) -> true;
hook_filter2_1(_, _Acc, _IntArg) -> false.