18fb18be89
the hand-crafted fake raw config does not pass hocon schema check this commit changes to use HOCON text as input for both test cases
111 lines
4.0 KiB
Erlang
111 lines
4.0 KiB
Erlang
%%--------------------------------------------------------------------
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%% Copyright (c) 2020-2021 EMQ Technologies Co., Ltd. All Rights Reserved.
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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_rewrite_SUITE).
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-compile(export_all).
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-compile(nowarn_export_all).
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-include_lib("emqx/include/emqx_mqtt.hrl").
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-include_lib("eunit/include/eunit.hrl").
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-define(REWRITE, <<"""
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rewrite: {
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rules : [
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{
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action : publish
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source_topic : \"x/#\"
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re : \"^x/y/(.+)$\"
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dest_topic : \"z/y/$1\"
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},
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{
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action : subscribe
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source_topic : \"y/+/z/#\"
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re : \"^y/(.+)/z/(.+)$\"
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dest_topic : \"y/z/$2\"
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}
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]}""">>).
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all() -> emqx_ct:all(?MODULE).
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init_per_suite(Config) ->
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emqx_ct_helpers:boot_modules(all),
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emqx_ct_helpers:start_apps([emqx_modules]),
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Config.
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end_per_suite(_Config) ->
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emqx_ct_helpers:stop_apps([emqx_modules]).
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%% Test case for emqx_mod_write
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t_mod_rewrite(_Config) ->
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ok = emqx_config:init_load(emqx_modules_schema, ?REWRITE),
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ok = emqx_rewrite:enable(),
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{ok, C} = emqtt:start_link([{clientid, <<"rewrite_client">>}]),
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{ok, _} = emqtt:connect(C),
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PubOrigTopics = [<<"x/y/2">>, <<"x/1/2">>],
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PubDestTopics = [<<"z/y/2">>, <<"x/1/2">>],
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SubOrigTopics = [<<"y/a/z/b">>, <<"y/def">>],
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SubDestTopics = [<<"y/z/b">>, <<"y/def">>],
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%% Sub Rules
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{ok, _Props1, _} = emqtt:subscribe(C, [{Topic, ?QOS_1} || Topic <- SubOrigTopics]),
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timer:sleep(100),
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Subscriptions = emqx_broker:subscriptions(<<"rewrite_client">>),
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?assertEqual(SubDestTopics, [Topic || {Topic, _SubOpts} <- Subscriptions]),
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RecvTopics1 = [begin
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ok = emqtt:publish(C, Topic, <<"payload">>),
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{ok, #{topic := RecvTopic}} = receive_publish(100),
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RecvTopic
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end || Topic <- SubDestTopics],
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?assertEqual(SubDestTopics, RecvTopics1),
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{ok, _, _} = emqtt:unsubscribe(C, SubOrigTopics),
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timer:sleep(100),
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?assertEqual([], emqx_broker:subscriptions(<<"rewrite_client">>)),
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%% Pub Rules
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{ok, _Props2, _} = emqtt:subscribe(C, [{Topic, ?QOS_1} || Topic <- PubDestTopics]),
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RecvTopics2 = [begin
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ok = emqtt:publish(C, Topic, <<"payload">>),
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{ok, #{topic := RecvTopic}} = receive_publish(100),
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RecvTopic
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end || Topic <- PubOrigTopics],
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?assertEqual(PubDestTopics, RecvTopics2),
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{ok, _, _} = emqtt:unsubscribe(C, PubDestTopics),
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ok = emqtt:disconnect(C),
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ok = emqx_rewrite:disable().
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t_rewrite_rule(_Config) ->
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{ok, Rewite} = hocon:binary(?REWRITE),
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#{rewrite := #{rules := Rules}} =
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hocon_schema:check_plain(emqx_modules_schema, Rewite,
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#{atom_key => true},
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["rewrite"]),
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{PubRules, SubRules} = emqx_rewrite:compile(Rules),
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?assertEqual(<<"z/y/2">>, emqx_rewrite:match_and_rewrite(<<"x/y/2">>, PubRules)),
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?assertEqual(<<"x/1/2">>, emqx_rewrite:match_and_rewrite(<<"x/1/2">>, PubRules)),
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?assertEqual(<<"y/z/b">>, emqx_rewrite:match_and_rewrite(<<"y/a/z/b">>, SubRules)),
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?assertEqual(<<"y/def">>, emqx_rewrite:match_and_rewrite(<<"y/def">>, SubRules)).
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%%--------------------------------------------------------------------
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%% Internal functions
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%%--------------------------------------------------------------------
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receive_publish(Timeout) ->
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receive
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{publish, Publish} -> {ok, Publish}
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after
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Timeout -> {error, timeout}
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end.
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