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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(couch_views_info_test).
-include_lib("couch/include/couch_eunit.hrl").
-include_lib("couch/include/couch_db.hrl").
-include_lib("couch_mrview/include/couch_mrview.hrl").
-include_lib("fabric/test/fabric2_test.hrl").
-define(MAP_FUN1, <<"map_fun1">>).
setup() ->
Ctx = test_util:start_couch([
fabric,
couch_jobs,
couch_js,
couch_views
]),
Ctx.
cleanup(Ctx) ->
test_util:stop_couch(Ctx).
foreach_setup() ->
{ok, Db} = fabric2_db:create(?tempdb(), [{user_ctx, ?ADMIN_USER}]),
DDoc = create_ddoc(),
Doc1 = doc(0, 1),
{ok, _} = fabric2_db:update_doc(Db, DDoc, []),
{ok, _} = fabric2_db:update_doc(Db, Doc1, []),
run_query(Db, DDoc, ?MAP_FUN1),
{ok, Info} = couch_views:get_views_info(Db, DDoc),
{Db, Info}.
foreach_teardown({Db, _}) ->
meck:unload(),
ok = fabric2_db:delete(fabric2_db:name(Db), []).
views_info_test_() ->
{
"Views index info test",
{
setup,
fun setup/0,
fun cleanup/1,
{
foreach,
fun foreach_setup/0,
fun foreach_teardown/1,
[
fun sig_is_binary/1,
fun language_is_js/1,
fun update_seq_is_binary/1,
fun data_size_is_non_neg_int/1
]
}
}
}.
sig_is_binary({_, Info}) ->
?_assert(is_binary(prop(signature, Info))).
language_is_js({_, Info}) ->
?_assertEqual(<<"javascript">>, prop(language, Info)).
data_size_is_non_neg_int({_, Info}) ->
?_assert(check_non_neg_int(data_size, Info)).
update_seq_is_binary({_, Info}) ->
?_assert(is_binary(prop(update_seq, Info))).
check_non_neg_int(Key, Info) ->
Size = prop(Key, Info),
is_integer(Size) andalso Size >= 0.
prop(Key, {Props}) when is_list(Props) ->
prop(Key, Props);
prop([Key], Info) ->
prop(Key, Info);
prop([Key | Rest], Info) ->
prop(Rest, prop(Key, Info));
prop(Key, Info) when is_atom(Key), is_list(Info) ->
couch_util:get_value(Key, Info).
create_ddoc() ->
couch_doc:from_json_obj({[
{<<"_id">>, <<"_design/bar">>},
{<<"views">>, {[
{?MAP_FUN1, {[
{<<"map">>, <<"function(doc) {emit(doc.val, doc.val);}">>}
]}}
]}}
]}).
doc(Id, Val) ->
couch_doc:from_json_obj({[
{<<"_id">>, list_to_binary(integer_to_list(Id))},
{<<"val">>, Val}
]}).
fold_fun({meta, _Meta}, Acc) ->
{ok, Acc};
fold_fun({row, _} = Row, Acc) ->
{ok, [Row | Acc]};
fold_fun(complete, Acc) ->
{ok, lists:reverse(Acc)}.
run_query(#{} = Db, DDoc, <<_/binary>> = View) ->
couch_views:query(Db, DDoc, View, fun fold_fun/2, [], #mrargs{}).
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