Рефакторинг обработчиков. Часть 3 #21

test/api/users/user_occurrence_cancel_tests.erl

@@ -0,0 +1,99 @@
+%%%-------------------------------------------------------------------
+%%% @doc Тесты клиентского API для отмены вхождения повторяющегося события.
+%%%
+%%% Покрывает эндпоинты:
+%%%   DELETE /v1/events/:id/occurrences/:start_time
+%%%
+%%% Проверяет:
+%%%   - успешную отмену конкретного вхождения
+%%%   - ошибку 400 для не-recurring события
+%%%   - ошибку 403 при попытке отмены чужим пользователем
+%%%   - ошибку 401 без токена
+%%% @end
+%%%-------------------------------------------------------------------
+-module(user_occurrence_cancel_tests).
+-include_lib("eunit/include/eunit.hrl").
+
+-export([test/0]).
+
+%%%===================================================================
+%%% Главная тестовая функция
+%%%===================================================================
+
+-spec test() -> ok.
+test() ->
+  ct:pal("=== User Occurrence Cancel Tests ==="),
+  OwnerToken = api_test_runner:get_user_token(),
+  OtherToken = api_test_runner:register_and_login(
+    api_test_runner:unique_email(<<"other">>), <<"pass">>),
+
+  % Создаём календарь и повторяющееся событие
+  CalId = api_test_runner:create_calendar(OwnerToken, #{title => <<"OccCancel">>}),
+  #{<<"id">> := RecurringId} = api_test_runner:client_post(
+    <<"/v1/calendars/", CalId/binary, "/events">>, OwnerToken,
+    #{title      => <<"Weekly Standup">>,
+      start_time => <<"2026-06-01T10:00:00Z">>,
+      duration   => 30,
+      recurrence => #{freq => <<"WEEKLY">>, interval => 1}}),
+
+  % Получаем вхождения (ответ – список карт)
+  OccPath = <<"/v1/events/", RecurringId/binary, "/occurrences?from=2026-06-01T00:00:00Z&to=2026-06-30T00:00:00Z">>,
+  Occurrences = api_test_runner:client_get(OccPath, OwnerToken),
+  ?assert(is_list(Occurrences)),
+  ?assert(length(Occurrences) >= 1),
+  #{<<"start_time">> := FirstStart} = hd(Occurrences),
+
+  test_cancel_occurrence(OwnerToken, RecurringId, FirstStart),
+  test_cancel_occurrence_on_single_event(OwnerToken, CalId),
+  test_cancel_occurrence_forbidden(OtherToken, RecurringId, FirstStart),
+  test_cancel_occurrence_unauthorized(RecurringId, FirstStart),
+
+  ct:pal("=== All user occurrence cancel tests passed ==="),
+  ok.
+
+%%%===================================================================
+%%% Тестовые функции
+%%%===================================================================
+
+%% @doc Успешная отмена вхождения: 200 OK.
+-spec test_cancel_occurrence(binary(), binary(), binary()) -> ok.
+test_cancel_occurrence(Token, EventId, StartTime) ->
+  ct:pal("  TEST: Cancel occurrence"),
+  Path = <<"/v1/events/", EventId/binary, "/occurrences/", StartTime/binary>>,
+  Resp = api_test_runner:client_request(delete, Path, Token),
+  {ok, 200, _, Body} = Resp,
+  #{<<"status">> := Status} = jsx:decode(list_to_binary(Body), [return_maps]),
+  ?assertEqual(<<"cancelled">>, Status),
+  ct:pal("    OK: occurrence cancelled").
+
+%% @doc Попытка отменить вхождение для одиночного события: 400.
+-spec test_cancel_occurrence_on_single_event(binary(), binary()) -> ok.
+test_cancel_occurrence_on_single_event(Token, CalId) ->
+  ct:pal("  TEST: Cancel occurrence on non-recurring event"),
+  #{<<"id">> := SingleId} = api_test_runner:client_post(
+    <<"/v1/calendars/", CalId/binary, "/events">>, Token,
+    #{title      => <<"Single">>,
+      start_time => <<"2026-06-02T10:00:00Z">>,
+      duration   => 30}),
+  Path = <<"/v1/events/", SingleId/binary, "/occurrences/2026-06-02T10:00:00Z">>,
+  Resp = api_test_runner:client_request(delete, Path, Token),
+  ?assertMatch({ok, 400, _, _}, Resp),
+  ct:pal("    OK: got 400").
+
+%% @doc Попытка отмены чужим пользователем: 403.
+-spec test_cancel_occurrence_forbidden(binary(), binary(), binary()) -> ok.
+test_cancel_occurrence_forbidden(OtherToken, EventId, StartTime) ->
+  ct:pal("  TEST: Cancel occurrence by non-owner"),
+  Path = <<"/v1/events/", EventId/binary, "/occurrences/", StartTime/binary>>,
+  Resp = api_test_runner:client_request(delete, Path, OtherToken),
+  ?assertMatch({ok, 403, _, _}, Resp),
+  ct:pal("    OK: got 403").
+
+%% @doc Запрос без токена: 401.
+-spec test_cancel_occurrence_unauthorized(binary(), binary()) -> ok.
+test_cancel_occurrence_unauthorized(EventId, StartTime) ->
+  ct:pal("  TEST: Cancel occurrence without token"),
+  Path = <<"/v1/events/", EventId/binary, "/occurrences/", StartTime/binary>>,
+  Resp = api_test_runner:client_request(delete, Path, <<>>),
+  ?assertMatch({ok, 401, _, _}, Resp),
+  ct:pal("    OK: got 401").