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% 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(ddoc_cache_basic_test).
-export([
recover/1
]).
-include_lib("couch/include/couch_db.hrl").
-include_lib("eunit/include/eunit.hrl").
-include("ddoc_cache_test.hrl").
recover(DbName) ->
{ok, {DbName, totes_custom}}.
start_couch() ->
Ctx = ddoc_cache_tutil:start_couch(),
meck:new(ddoc_cache_ev, [passthrough]),
Ctx.
stop_couch(Ctx) ->
meck:unload(),
ddoc_cache_tutil:stop_couch(Ctx).
check_basic_test_() ->
{
setup,
fun start_couch/0,
fun stop_couch/1,
ddoc_cache_tutil:with([
{"cache_ddoc", fun cache_ddoc/1},
{"cache_ddoc_rev", fun cache_ddoc_rev/1},
{"cache_vdu", fun cache_vdu/1},
{"cache_custom", fun cache_custom/1},
{"cache_ddoc_refresher_unchanged", fun cache_ddoc_refresher_unchanged/1},
{"dont_cache_not_found", fun dont_cache_not_found/1},
{"deprecated_api_works", fun deprecated_api_works/1}
])
}.
check_no_vdu_test_() ->
{
setup,
fun() -> ddoc_cache_tutil:start_couch([{write_ddocs, false}]) end,
fun ddoc_cache_tutil:stop_couch/1,
ddoc_cache_tutil:with([
{"cache_no_vdu_no_ddoc", fun cache_no_vdu_no_ddoc/1},
{"cache_no_vdu_empty_ddoc", fun cache_no_vdu_empty_ddoc/1}
])
}.
cache_ddoc({DbName, _}) ->
ddoc_cache_tutil:clear(),
meck:reset(ddoc_cache_ev),
?assertEqual(0, ets:info(?CACHE, size)),
Resp1 = ddoc_cache:open_doc(DbName, ?FOOBAR),
?assertMatch({ok, #doc{id = ?FOOBAR}}, Resp1),
meck:wait(ddoc_cache_ev, event, [started, '_'], 1000),
meck:wait(ddoc_cache_ev, event, [default_started, '_'], 1000),
?assertEqual(2, ets:info(?CACHE, size)),
Resp2 = ddoc_cache:open_doc(DbName, ?FOOBAR),
?assertEqual(Resp1, Resp2),
?assertEqual(2, ets:info(?CACHE, size)).
cache_ddoc_rev({DbName, _}) ->
ddoc_cache_tutil:clear(),
meck:reset(ddoc_cache_ev),
Rev = ddoc_cache_tutil:get_rev(DbName, ?FOOBAR),
?assertEqual(0, ets:info(?CACHE, size)),
Resp1 = ddoc_cache:open_doc(DbName, ?FOOBAR, Rev),
?assertMatch({ok, #doc{id = ?FOOBAR}}, Resp1),
meck:wait(ddoc_cache_ev, event, [started, '_'], 1000),
meck:wait(ddoc_cache_ev, event, [default_started, '_'], 1000),
?assertEqual(2, ets:info(?CACHE, size)),
Resp2 = ddoc_cache:open_doc(DbName, ?FOOBAR, Rev),
?assertEqual(Resp1, Resp2),
?assertEqual(2, ets:info(?CACHE, size)),
% Assert that the non-rev cache entry is separate
Resp3 = ddoc_cache:open_doc(DbName, ?FOOBAR),
?assertMatch({ok, #doc{id = ?FOOBAR}}, Resp3),
?assertEqual(2, ets:info(?CACHE, size)).
cache_vdu({DbName, _}) ->
ddoc_cache_tutil:clear(),
?assertEqual(0, ets:info(?CACHE, size)),
Resp1 = ddoc_cache:open_validation_funs(DbName),
?assertMatch({ok, [_]}, Resp1),
?assertEqual(1, ets:info(?CACHE, size)),
Resp2 = ddoc_cache:open_validation_funs(DbName),
?assertEqual(Resp1, Resp2),
?assertEqual(1, ets:info(?CACHE, size)).
cache_custom({DbName, _}) ->
ddoc_cache_tutil:clear(),
?assertEqual(0, ets:info(?CACHE, size)),
Resp1 = ddoc_cache:open_custom(DbName, ?MODULE),
?assertMatch({ok, {DbName, totes_custom}}, Resp1),
?assertEqual(1, ets:info(?CACHE, size)),
Resp2 = ddoc_cache:open_custom(DbName, ?MODULE),
?assertEqual(Resp1, Resp2),
?assertEqual(1, ets:info(?CACHE, size)).
cache_ddoc_refresher_unchanged({DbName, _}) ->
ddoc_cache_tutil:clear(),
meck:reset(ddoc_cache_ev),
?assertEqual(0, ets:info(?CACHE, size)),
ddoc_cache:open_doc(DbName, ?FOOBAR),
meck:wait(ddoc_cache_ev, event, [started, '_'], 1000),
meck:wait(ddoc_cache_ev, event, [default_started, '_'], 1000),
Tab1 = [_, _] = lists:sort(ets:tab2list(?CACHE)),
ddoc_cache:open_doc(DbName, ?FOOBAR),
meck:wait(ddoc_cache_ev, event, [accessed, '_'], 1000),
Tab2 = lists:sort(ets:tab2list(?CACHE)),
?assertEqual(Tab2, Tab1).
dont_cache_not_found({DbName, _}) ->
DDocId = <<"_design/not_found">>,
ddoc_cache_tutil:clear(),
Resp = ddoc_cache:open_doc(DbName, DDocId),
?assertEqual({not_found, missing}, Resp),
?assertEqual(0, ets:info(?CACHE, size)),
?assertEqual(0, ets:info(?LRU, size)).
deprecated_api_works({DbName, _}) ->
ddoc_cache_tutil:clear(),
{ok, _} = ddoc_cache:open(DbName, ?FOOBAR),
{ok, _} = ddoc_cache:open(DbName, <<"foobar">>),
{ok, _} = ddoc_cache:open(DbName, ?MODULE),
{ok, _} = ddoc_cache:open(DbName, validation_funs).
cache_no_vdu_no_ddoc({DbName, _}) ->
ddoc_cache_tutil:clear(),
Resp = ddoc_cache:open_validation_funs(DbName),
?assertEqual({ok, []}, Resp),
?assertEqual(1, ets:info(?CACHE, size)),
?assertEqual(1, ets:info(?LRU, size)).
cache_no_vdu_empty_ddoc({DbName, _}) ->
ddoc_cache_tutil:clear(),
DDoc = #doc{
id = <<"_design/no_vdu">>,
body = {[]}
},
{ok, _} = fabric:update_docs(DbName, [DDoc], [?ADMIN_CTX]),
Resp = ddoc_cache:open_validation_funs(DbName),
?assertEqual({ok, []}, Resp),
?assertEqual(1, ets:info(?CACHE, size)),
?assertEqual(1, ets:info(?LRU, size)).
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