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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(fabric2_db_crud_tests).
-include_lib("couch/include/couch_eunit.hrl").
-include_lib("eunit/include/eunit.hrl").
-include("fabric2_test.hrl").
crud_test_() ->
{
"Test database CRUD operations",
{
setup,
fun() -> test_util:start_couch([fabric]) end,
fun test_util:stop_couch/1,
with([
?TDEF(create_db),
?TDEF(open_db),
?TDEF(delete_db),
?TDEF(list_dbs),
?TDEF(list_dbs_user_fun),
?TDEF(list_dbs_user_fun_partial),
?TDEF(list_dbs_info),
?TDEF(list_dbs_info_partial)
])
}
}.
create_db(_) ->
DbName = ?tempdb(),
?assertMatch({ok, _}, fabric2_db:create(DbName, [])),
?assertEqual(true, ets:member(fabric2_server, DbName)),
?assertEqual({error, file_exists}, fabric2_db:create(DbName, [])).
open_db(_) ->
DbName = ?tempdb(),
?assertError(database_does_not_exist, fabric2_db:open(DbName, [])),
?assertMatch({ok, _}, fabric2_db:create(DbName, [])),
?assertEqual(true, ets:member(fabric2_server, DbName)),
% Opening the cached version
?assertMatch({ok, _}, fabric2_db:open(DbName, [])),
% Remove from cache and re-open
true = ets:delete(fabric2_server, DbName),
?assertMatch({ok, _}, fabric2_db:open(DbName, [])).
delete_db(_) ->
DbName = ?tempdb(),
?assertError(database_does_not_exist, fabric2_db:delete(DbName, [])),
?assertMatch({ok, _}, fabric2_db:create(DbName, [])),
?assertEqual(true, ets:member(fabric2_server, DbName)),
?assertEqual(ok, fabric2_db:delete(DbName, [])),
?assertEqual(false, ets:member(fabric2_server, DbName)),
?assertError(database_does_not_exist, fabric2_db:open(DbName, [])).
list_dbs(_) ->
DbName = ?tempdb(),
AllDbs1 = fabric2_db:list_dbs(),
?assert(is_list(AllDbs1)),
?assert(not lists:member(DbName, AllDbs1)),
?assertMatch({ok, _}, fabric2_db:create(DbName, [])),
AllDbs2 = fabric2_db:list_dbs(),
?assert(lists:member(DbName, AllDbs2)),
?assertEqual(ok, fabric2_db:delete(DbName, [])),
AllDbs3 = fabric2_db:list_dbs(),
?assert(not lists:member(DbName, AllDbs3)).
list_dbs_user_fun(_) ->
?assertMatch({ok, _}, fabric2_db:create(?tempdb(), [])),
UserFun = fun(Row, Acc) -> {ok, [Row | Acc]} end,
{ok, UserAcc} = fabric2_db:list_dbs(UserFun, [], []),
Base = lists:foldl(fun(DbName, Acc) ->
[{row, [{id, DbName}]} | Acc]
end, [{meta, []}], fabric2_db:list_dbs()),
Expect = lists:reverse(Base, [complete]),
?assertEqual(Expect, lists:reverse(UserAcc)).
list_dbs_user_fun_partial(_) ->
UserFun = fun(Row, Acc) -> {stop, [Row | Acc]} end,
{ok, UserAcc} = fabric2_db:list_dbs(UserFun, [], []),
?assertEqual([{meta, []}], UserAcc).
list_dbs_info(_) ->
DbName = ?tempdb(),
{ok, AllDbInfos1} = fabric2_db:list_dbs_info(),
?assert(is_list(AllDbInfos1)),
?assert(not is_db_info_member(DbName, AllDbInfos1)),
?assertMatch({ok, _}, fabric2_db:create(DbName, [])),
{ok, AllDbInfos2} = fabric2_db:list_dbs_info(),
?assert(is_db_info_member(DbName, AllDbInfos2)),
?assertEqual(ok, fabric2_db:delete(DbName, [])),
{ok, AllDbInfos3} = fabric2_db:list_dbs_info(),
?assert(not is_db_info_member(DbName, AllDbInfos3)).
list_dbs_info_partial(_) ->
UserFun = fun(Row, Acc) -> {stop, [Row | Acc]} end,
{ok, UserAcc} = fabric2_db:list_dbs_info(UserFun, [], []),
?assertEqual([{meta, []}], UserAcc).
is_db_info_member(_, []) ->
false;
is_db_info_member(DbName, [DbInfo | RestInfos]) ->
case lists:keyfind(db_name, 1, DbInfo) of
{db_name, DbName} ->
true;
_E ->
is_db_info_member(DbName, RestInfos)
end.
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