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#!/usr/bin/env escript
%% -*- erlang -*-
% 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.
default_config() ->
"etc/couchdb/default_dev.ini".
main(_) ->
code:add_pathz("src/couchdb"),
etap:plan(5),
case (catch test()) of
ok ->
etap:end_tests();
Other ->
etap:diag(io_lib:format("Test died abnormally: ~p", [Other])),
etap:bail(Other)
end,
ok.
test() ->
couch_config:start_link([default_config()]),
etap:is(
couch_config:get("httpd", "port"),
"5984",
"{httpd, port} is 5984 by default."
),
ok = couch_config:set("httpd", "port", "4895", false),
etap:is(
couch_config:get("httpd", "port"),
"4895",
"{httpd, port} changed to 4895"
),
SentinelFunc = fun() ->
% Ping/Pong to make sure we wait for this
% process to die
receive {ping, From} -> From ! pong end
end,
SentinelPid = spawn(SentinelFunc),
couch_config:register(
fun("httpd", "port", Value) ->
etap:is(Value, "8080", "Registered function got notification.")
end,
SentinelPid
),
ok = couch_config:set("httpd", "port", "8080", false),
% Implicitly checking that we *don't* call the function
etap:is(
couch_config:get("httpd", "bind_address"),
"127.0.0.1",
"{httpd, bind_address} is not '0.0.0.0'"
),
ok = couch_config:set("httpd", "bind_address", "0.0.0.0", false),
% Ping-Pong kill process
SentinelPid ! {ping, self()},
receive
_Any -> ok
after 1000 ->
throw({timeout_error, registered_pid})
end,
ok = couch_config:set("httpd", "port", "80", false),
etap:is(
couch_config:get("httpd", "port"),
"80",
"Implicitly test that the function got de-registered"
),
ok.
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