51 lines
1.9 KiB
Erlang
51 lines
1.9 KiB
Erlang
%%--------------------------------------------------------------------
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%% Copyright (c) 2013-2013-2019 EMQ Enterprise, Inc. (http://emqtt.io)
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%%
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%% Licensed under the Apache License, Version 2.0 (the "License");
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%% you may not use this file except in compliance with the License.
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%% You may obtain a copy of the License at
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%%
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%% http://www.apache.org/licenses/LICENSE-2.0
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%%
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%% Unless required by applicable law or agreed to in writing, software
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%% distributed under the License is distributed on an "AS IS" BASIS,
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%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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%% See the License for the specific language governing permissions and
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%% limitations under the License.
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%%--------------------------------------------------------------------
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-module(emqx_vm_mon_SUITE).
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-compile(export_all).
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-compile(nowarn_export_all).
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-include_lib("eunit/include/eunit.hrl").
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-include_lib("common_test/include/ct.hrl").
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all() -> [t_api].
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init_per_suite(Config) ->
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application:ensure_all_started(sasl),
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Config.
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end_per_suite(_Config) ->
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application:stop(sasl).
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t_api(_) ->
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gen_event:swap_handler(alarm_handler, {emqx_alarm_handler, swap}, {alarm_handler, []}),
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{ok, _} = emqx_vm_mon:start_link([{check_interval, 1},
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{process_high_watermark, 0},
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{process_low_watermark, 0.6}]),
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timer:sleep(2000),
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?assertEqual(true, lists:keymember(too_many_processes, 1, alarm_handler:get_alarms())),
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emqx_vm_mon:set_process_high_watermark(0.8),
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emqx_vm_mon:set_process_low_watermark(0.75),
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?assertEqual(0.8, emqx_vm_mon:get_process_high_watermark()),
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?assertEqual(0.75, emqx_vm_mon:get_process_low_watermark()),
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timer:sleep(3000),
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?assertEqual(false, lists:keymember(too_many_processes, 1, alarm_handler:get_alarms())),
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emqx_vm_mon:set_check_interval(20),
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?assertEqual(20, emqx_vm_mon:get_check_interval()),
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ok.
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