2018-04-23 17:17:58 +02:00
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// Copyright 2016 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "absl/time/internal/cctz/include/cctz/time_zone.h"
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#include <chrono>
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#include <cstddef>
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2018-11-13 22:22:00 +01:00
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#include <cstdlib>
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2018-04-23 17:17:58 +02:00
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#include <future>
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2018-11-13 22:22:00 +01:00
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#include <limits>
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2018-04-23 17:17:58 +02:00
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#include <string>
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#include <thread>
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#include <vector>
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#include "absl/time/internal/cctz/include/cctz/civil_time.h"
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#include "gtest/gtest.h"
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2018-06-21 21:55:12 +02:00
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namespace chrono = std::chrono;
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2018-04-23 17:17:58 +02:00
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namespace absl {
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namespace time_internal {
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namespace cctz {
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namespace {
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// A list of known time-zone names.
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const char* const kTimeZoneNames[] = {
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"Africa/Abidjan",
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"Africa/Accra",
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"Africa/Addis_Ababa",
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"Africa/Algiers",
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"Africa/Asmara",
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"Africa/Asmera",
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"Africa/Bamako",
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"Africa/Bangui",
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"Africa/Banjul",
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"Africa/Bissau",
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"Africa/Blantyre",
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"Africa/Brazzaville",
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"Africa/Bujumbura",
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"Africa/Cairo",
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"Africa/Casablanca",
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"Africa/Ceuta",
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"Africa/Conakry",
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"Africa/Dakar",
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"Africa/Dar_es_Salaam",
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"Africa/Djibouti",
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"Africa/Douala",
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"Africa/El_Aaiun",
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"Africa/Freetown",
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"Africa/Gaborone",
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"Africa/Harare",
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"Africa/Johannesburg",
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"Africa/Juba",
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"Africa/Kampala",
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"Africa/Khartoum",
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"Africa/Kigali",
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"Africa/Kinshasa",
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"Africa/Lagos",
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"Africa/Libreville",
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"Africa/Lome",
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"Africa/Luanda",
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"Africa/Lubumbashi",
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"Africa/Lusaka",
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"Africa/Malabo",
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"Africa/Maputo",
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"Africa/Maseru",
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"Africa/Mbabane",
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"Africa/Mogadishu",
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"Africa/Monrovia",
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"Africa/Nairobi",
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"Africa/Ndjamena",
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"Africa/Niamey",
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"Africa/Nouakchott",
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"Africa/Ouagadougou",
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"Africa/Porto-Novo",
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"Africa/Sao_Tome",
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"Africa/Timbuktu",
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"Africa/Tripoli",
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"Africa/Tunis",
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"Africa/Windhoek",
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"America/Adak",
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"America/Anchorage",
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"America/Anguilla",
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"America/Antigua",
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"America/Araguaina",
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"America/Argentina/Buenos_Aires",
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"America/Argentina/Catamarca",
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"America/Argentina/ComodRivadavia",
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"America/Argentina/Cordoba",
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"America/Argentina/Jujuy",
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"America/Argentina/La_Rioja",
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"America/Argentina/Mendoza",
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"America/Argentina/Rio_Gallegos",
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"America/Argentina/Salta",
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"America/Argentina/San_Juan",
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"America/Argentina/San_Luis",
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"America/Argentina/Tucuman",
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"America/Argentina/Ushuaia",
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"America/Aruba",
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"America/Asuncion",
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"America/Atikokan",
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"America/Atka",
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"America/Bahia",
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"America/Bahia_Banderas",
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"America/Barbados",
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"America/Belem",
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"America/Belize",
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"America/Blanc-Sablon",
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"America/Boa_Vista",
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"America/Bogota",
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"America/Boise",
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"America/Buenos_Aires",
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"America/Cambridge_Bay",
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"America/Campo_Grande",
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"America/Cancun",
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"America/Caracas",
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"America/Catamarca",
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"America/Cayenne",
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"America/Cayman",
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"America/Chicago",
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"America/Chihuahua",
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"America/Coral_Harbour",
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"America/Cordoba",
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"America/Costa_Rica",
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"America/Creston",
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"America/Cuiaba",
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"America/Curacao",
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"America/Danmarkshavn",
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"America/Dawson",
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"America/Dawson_Creek",
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"America/Denver",
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"America/Detroit",
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"America/Dominica",
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"America/Edmonton",
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"America/Eirunepe",
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"America/El_Salvador",
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"America/Ensenada",
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"America/Fort_Nelson",
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"America/Fort_Wayne",
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"America/Fortaleza",
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"America/Glace_Bay",
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"America/Godthab",
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"America/Goose_Bay",
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"America/Grand_Turk",
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"America/Grenada",
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"America/Guadeloupe",
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"America/Guatemala",
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"America/Guayaquil",
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"America/Guyana",
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"America/Halifax",
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"America/Havana",
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"America/Hermosillo",
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"America/Indiana/Indianapolis",
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"America/Indiana/Knox",
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"America/Indiana/Marengo",
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"America/Indiana/Petersburg",
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"America/Indiana/Tell_City",
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"America/Indiana/Vevay",
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"America/Indiana/Vincennes",
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"America/Indiana/Winamac",
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"America/Indianapolis",
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"America/Inuvik",
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"America/Iqaluit",
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"America/Jamaica",
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"America/Jujuy",
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"America/Juneau",
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"America/Kentucky/Louisville",
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"America/Kentucky/Monticello",
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"America/Knox_IN",
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"America/Kralendijk",
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"America/La_Paz",
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"America/Lima",
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"America/Los_Angeles",
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"America/Louisville",
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"America/Lower_Princes",
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"America/Maceio",
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"America/Managua",
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"America/Manaus",
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"America/Marigot",
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"America/Martinique",
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"America/Matamoros",
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"America/Mazatlan",
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"America/Mendoza",
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"America/Menominee",
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"America/Merida",
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"America/Metlakatla",
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"America/Mexico_City",
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"America/Miquelon",
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"America/Moncton",
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"America/Monterrey",
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"America/Montevideo",
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"America/Montreal",
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"America/Montserrat",
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"America/Nassau",
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"America/New_York",
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"America/Nipigon",
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"America/Nome",
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"America/Noronha",
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"America/North_Dakota/Beulah",
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"America/North_Dakota/Center",
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"America/North_Dakota/New_Salem",
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"America/Ojinaga",
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"America/Panama",
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"America/Pangnirtung",
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"America/Paramaribo",
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"America/Phoenix",
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"America/Port-au-Prince",
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"America/Port_of_Spain",
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"America/Porto_Acre",
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"America/Porto_Velho",
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"America/Puerto_Rico",
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"America/Punta_Arenas",
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"America/Rainy_River",
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"America/Rankin_Inlet",
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"America/Recife",
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"America/Regina",
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"America/Resolute",
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"America/Rio_Branco",
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"America/Rosario",
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"America/Santa_Isabel",
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"America/Santarem",
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"America/Santiago",
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"America/Santo_Domingo",
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"America/Sao_Paulo",
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"America/Scoresbysund",
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"America/Shiprock",
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"America/Sitka",
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"America/St_Barthelemy",
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"America/St_Johns",
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"America/St_Kitts",
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"America/St_Lucia",
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"America/St_Thomas",
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"America/St_Vincent",
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"America/Swift_Current",
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"America/Tegucigalpa",
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"America/Thule",
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"America/Thunder_Bay",
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"America/Tijuana",
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"America/Toronto",
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"America/Tortola",
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"America/Vancouver",
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"America/Virgin",
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"America/Whitehorse",
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"America/Winnipeg",
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"America/Yakutat",
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"America/Yellowknife",
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"Antarctica/Casey",
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"Antarctica/Davis",
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"Antarctica/DumontDUrville",
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"Antarctica/Macquarie",
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"Antarctica/Mawson",
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"Antarctica/McMurdo",
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"Antarctica/Palmer",
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"Antarctica/Rothera",
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"Antarctica/South_Pole",
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"Antarctica/Syowa",
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"Antarctica/Troll",
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"Antarctica/Vostok",
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"Arctic/Longyearbyen",
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"Asia/Aden",
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"Asia/Almaty",
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"Asia/Amman",
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"Asia/Anadyr",
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"Asia/Aqtau",
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"Asia/Aqtobe",
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"Asia/Ashgabat",
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"Asia/Ashkhabad",
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"Asia/Atyrau",
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"Asia/Baghdad",
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"Asia/Bahrain",
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"Asia/Baku",
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"Asia/Bangkok",
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"Asia/Barnaul",
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"Asia/Beirut",
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"Asia/Bishkek",
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"Asia/Brunei",
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"Asia/Calcutta",
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"Asia/Chita",
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"Asia/Choibalsan",
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"Asia/Chongqing",
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"Asia/Chungking",
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"Asia/Colombo",
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"Asia/Dacca",
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"Asia/Damascus",
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"Asia/Dhaka",
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"Asia/Dili",
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"Asia/Dubai",
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"Asia/Dushanbe",
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"Asia/Famagusta",
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"Asia/Gaza",
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"Asia/Harbin",
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"Asia/Hebron",
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"Asia/Ho_Chi_Minh",
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"Asia/Hong_Kong",
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"Asia/Hovd",
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"Asia/Irkutsk",
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"Asia/Istanbul",
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"Asia/Jakarta",
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"Asia/Jayapura",
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"Asia/Jerusalem",
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"Asia/Kabul",
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"Asia/Kamchatka",
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"Asia/Karachi",
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"Asia/Kashgar",
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"Asia/Kathmandu",
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"Asia/Katmandu",
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"Asia/Khandyga",
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"Asia/Kolkata",
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"Asia/Krasnoyarsk",
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"Asia/Kuala_Lumpur",
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"Asia/Kuching",
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"Asia/Kuwait",
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"Asia/Macao",
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"Asia/Macau",
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|
|
"Asia/Magadan",
|
|
|
|
|
"Asia/Makassar",
|
|
|
|
|
"Asia/Manila",
|
|
|
|
|
"Asia/Muscat",
|
|
|
|
|
"Asia/Nicosia",
|
|
|
|
|
"Asia/Novokuznetsk",
|
|
|
|
|
"Asia/Novosibirsk",
|
|
|
|
|
"Asia/Omsk",
|
|
|
|
|
"Asia/Oral",
|
|
|
|
|
"Asia/Phnom_Penh",
|
|
|
|
|
"Asia/Pontianak",
|
|
|
|
|
"Asia/Pyongyang",
|
|
|
|
|
"Asia/Qatar",
|
|
|
|
|
"Asia/Qyzylorda",
|
|
|
|
|
"Asia/Rangoon",
|
|
|
|
|
"Asia/Riyadh",
|
|
|
|
|
"Asia/Saigon",
|
|
|
|
|
"Asia/Sakhalin",
|
|
|
|
|
"Asia/Samarkand",
|
|
|
|
|
"Asia/Seoul",
|
|
|
|
|
"Asia/Shanghai",
|
|
|
|
|
"Asia/Singapore",
|
|
|
|
|
"Asia/Srednekolymsk",
|
|
|
|
|
"Asia/Taipei",
|
|
|
|
|
"Asia/Tashkent",
|
|
|
|
|
"Asia/Tbilisi",
|
|
|
|
|
"Asia/Tehran",
|
|
|
|
|
"Asia/Tel_Aviv",
|
|
|
|
|
"Asia/Thimbu",
|
|
|
|
|
"Asia/Thimphu",
|
|
|
|
|
"Asia/Tokyo",
|
|
|
|
|
"Asia/Tomsk",
|
|
|
|
|
"Asia/Ujung_Pandang",
|
|
|
|
|
"Asia/Ulaanbaatar",
|
|
|
|
|
"Asia/Ulan_Bator",
|
|
|
|
|
"Asia/Urumqi",
|
|
|
|
|
"Asia/Ust-Nera",
|
|
|
|
|
"Asia/Vientiane",
|
|
|
|
|
"Asia/Vladivostok",
|
|
|
|
|
"Asia/Yakutsk",
|
|
|
|
|
"Asia/Yangon",
|
|
|
|
|
"Asia/Yekaterinburg",
|
|
|
|
|
"Asia/Yerevan",
|
|
|
|
|
"Atlantic/Azores",
|
|
|
|
|
"Atlantic/Bermuda",
|
|
|
|
|
"Atlantic/Canary",
|
|
|
|
|
"Atlantic/Cape_Verde",
|
|
|
|
|
"Atlantic/Faeroe",
|
|
|
|
|
"Atlantic/Faroe",
|
|
|
|
|
"Atlantic/Jan_Mayen",
|
|
|
|
|
"Atlantic/Madeira",
|
|
|
|
|
"Atlantic/Reykjavik",
|
|
|
|
|
"Atlantic/South_Georgia",
|
|
|
|
|
"Atlantic/St_Helena",
|
|
|
|
|
"Atlantic/Stanley",
|
|
|
|
|
"Australia/ACT",
|
|
|
|
|
"Australia/Adelaide",
|
|
|
|
|
"Australia/Brisbane",
|
|
|
|
|
"Australia/Broken_Hill",
|
|
|
|
|
"Australia/Canberra",
|
|
|
|
|
"Australia/Currie",
|
|
|
|
|
"Australia/Darwin",
|
|
|
|
|
"Australia/Eucla",
|
|
|
|
|
"Australia/Hobart",
|
|
|
|
|
"Australia/LHI",
|
|
|
|
|
"Australia/Lindeman",
|
|
|
|
|
"Australia/Lord_Howe",
|
|
|
|
|
"Australia/Melbourne",
|
|
|
|
|
"Australia/NSW",
|
|
|
|
|
"Australia/North",
|
|
|
|
|
"Australia/Perth",
|
|
|
|
|
"Australia/Queensland",
|
|
|
|
|
"Australia/South",
|
|
|
|
|
"Australia/Sydney",
|
|
|
|
|
"Australia/Tasmania",
|
|
|
|
|
"Australia/Victoria",
|
|
|
|
|
"Australia/West",
|
|
|
|
|
"Australia/Yancowinna",
|
|
|
|
|
"Brazil/Acre",
|
|
|
|
|
"Brazil/DeNoronha",
|
|
|
|
|
"Brazil/East",
|
|
|
|
|
"Brazil/West",
|
|
|
|
|
"CET",
|
|
|
|
|
"CST6CDT",
|
|
|
|
|
"Canada/Atlantic",
|
|
|
|
|
"Canada/Central",
|
|
|
|
|
"Canada/Eastern",
|
|
|
|
|
"Canada/Mountain",
|
|
|
|
|
"Canada/Newfoundland",
|
|
|
|
|
"Canada/Pacific",
|
|
|
|
|
"Canada/Saskatchewan",
|
|
|
|
|
"Canada/Yukon",
|
|
|
|
|
"Chile/Continental",
|
|
|
|
|
"Chile/EasterIsland",
|
|
|
|
|
"Cuba",
|
|
|
|
|
"EET",
|
|
|
|
|
"EST",
|
|
|
|
|
"EST5EDT",
|
|
|
|
|
"Egypt",
|
|
|
|
|
"Eire",
|
|
|
|
|
"Etc/GMT",
|
|
|
|
|
"Etc/GMT+0",
|
|
|
|
|
"Etc/GMT+1",
|
|
|
|
|
"Etc/GMT+10",
|
|
|
|
|
"Etc/GMT+11",
|
|
|
|
|
"Etc/GMT+12",
|
|
|
|
|
"Etc/GMT+2",
|
|
|
|
|
"Etc/GMT+3",
|
|
|
|
|
"Etc/GMT+4",
|
|
|
|
|
"Etc/GMT+5",
|
|
|
|
|
"Etc/GMT+6",
|
|
|
|
|
"Etc/GMT+7",
|
|
|
|
|
"Etc/GMT+8",
|
|
|
|
|
"Etc/GMT+9",
|
|
|
|
|
"Etc/GMT-0",
|
|
|
|
|
"Etc/GMT-1",
|
|
|
|
|
"Etc/GMT-10",
|
|
|
|
|
"Etc/GMT-11",
|
|
|
|
|
"Etc/GMT-12",
|
|
|
|
|
"Etc/GMT-13",
|
|
|
|
|
"Etc/GMT-14",
|
|
|
|
|
"Etc/GMT-2",
|
|
|
|
|
"Etc/GMT-3",
|
|
|
|
|
"Etc/GMT-4",
|
|
|
|
|
"Etc/GMT-5",
|
|
|
|
|
"Etc/GMT-6",
|
|
|
|
|
"Etc/GMT-7",
|
|
|
|
|
"Etc/GMT-8",
|
|
|
|
|
"Etc/GMT-9",
|
|
|
|
|
"Etc/GMT0",
|
|
|
|
|
"Etc/Greenwich",
|
|
|
|
|
"Etc/UCT",
|
|
|
|
|
"Etc/UTC",
|
|
|
|
|
"Etc/Universal",
|
|
|
|
|
"Etc/Zulu",
|
|
|
|
|
"Europe/Amsterdam",
|
|
|
|
|
"Europe/Andorra",
|
|
|
|
|
"Europe/Astrakhan",
|
|
|
|
|
"Europe/Athens",
|
|
|
|
|
"Europe/Belfast",
|
|
|
|
|
"Europe/Belgrade",
|
|
|
|
|
"Europe/Berlin",
|
|
|
|
|
"Europe/Bratislava",
|
|
|
|
|
"Europe/Brussels",
|
|
|
|
|
"Europe/Bucharest",
|
|
|
|
|
"Europe/Budapest",
|
|
|
|
|
"Europe/Busingen",
|
|
|
|
|
"Europe/Chisinau",
|
|
|
|
|
"Europe/Copenhagen",
|
|
|
|
|
"Europe/Dublin",
|
|
|
|
|
"Europe/Gibraltar",
|
|
|
|
|
"Europe/Guernsey",
|
|
|
|
|
"Europe/Helsinki",
|
|
|
|
|
"Europe/Isle_of_Man",
|
|
|
|
|
"Europe/Istanbul",
|
|
|
|
|
"Europe/Jersey",
|
|
|
|
|
"Europe/Kaliningrad",
|
|
|
|
|
"Europe/Kiev",
|
|
|
|
|
"Europe/Kirov",
|
|
|
|
|
"Europe/Lisbon",
|
|
|
|
|
"Europe/Ljubljana",
|
|
|
|
|
"Europe/London",
|
|
|
|
|
"Europe/Luxembourg",
|
|
|
|
|
"Europe/Madrid",
|
|
|
|
|
"Europe/Malta",
|
|
|
|
|
"Europe/Mariehamn",
|
|
|
|
|
"Europe/Minsk",
|
|
|
|
|
"Europe/Monaco",
|
|
|
|
|
"Europe/Moscow",
|
|
|
|
|
"Europe/Nicosia",
|
|
|
|
|
"Europe/Oslo",
|
|
|
|
|
"Europe/Paris",
|
|
|
|
|
"Europe/Podgorica",
|
|
|
|
|
"Europe/Prague",
|
|
|
|
|
"Europe/Riga",
|
|
|
|
|
"Europe/Rome",
|
|
|
|
|
"Europe/Samara",
|
|
|
|
|
"Europe/San_Marino",
|
|
|
|
|
"Europe/Sarajevo",
|
|
|
|
|
"Europe/Saratov",
|
|
|
|
|
"Europe/Simferopol",
|
|
|
|
|
"Europe/Skopje",
|
|
|
|
|
"Europe/Sofia",
|
|
|
|
|
"Europe/Stockholm",
|
|
|
|
|
"Europe/Tallinn",
|
|
|
|
|
"Europe/Tirane",
|
|
|
|
|
"Europe/Tiraspol",
|
|
|
|
|
"Europe/Ulyanovsk",
|
|
|
|
|
"Europe/Uzhgorod",
|
|
|
|
|
"Europe/Vaduz",
|
|
|
|
|
"Europe/Vatican",
|
|
|
|
|
"Europe/Vienna",
|
|
|
|
|
"Europe/Vilnius",
|
|
|
|
|
"Europe/Volgograd",
|
|
|
|
|
"Europe/Warsaw",
|
|
|
|
|
"Europe/Zagreb",
|
|
|
|
|
"Europe/Zaporozhye",
|
|
|
|
|
"Europe/Zurich",
|
|
|
|
|
"GB",
|
|
|
|
|
"GB-Eire",
|
|
|
|
|
"GMT",
|
|
|
|
|
"GMT+0",
|
|
|
|
|
"GMT-0",
|
|
|
|
|
"GMT0",
|
|
|
|
|
"Greenwich",
|
|
|
|
|
"HST",
|
|
|
|
|
"Hongkong",
|
|
|
|
|
"Iceland",
|
|
|
|
|
"Indian/Antananarivo",
|
|
|
|
|
"Indian/Chagos",
|
|
|
|
|
"Indian/Christmas",
|
|
|
|
|
"Indian/Cocos",
|
|
|
|
|
"Indian/Comoro",
|
|
|
|
|
"Indian/Kerguelen",
|
|
|
|
|
"Indian/Mahe",
|
|
|
|
|
"Indian/Maldives",
|
|
|
|
|
"Indian/Mauritius",
|
|
|
|
|
"Indian/Mayotte",
|
|
|
|
|
"Indian/Reunion",
|
|
|
|
|
"Iran",
|
|
|
|
|
"Israel",
|
|
|
|
|
"Jamaica",
|
|
|
|
|
"Japan",
|
|
|
|
|
"Kwajalein",
|
|
|
|
|
"Libya",
|
|
|
|
|
"MET",
|
|
|
|
|
"MST",
|
|
|
|
|
"MST7MDT",
|
|
|
|
|
"Mexico/BajaNorte",
|
|
|
|
|
"Mexico/BajaSur",
|
|
|
|
|
"Mexico/General",
|
|
|
|
|
"NZ",
|
|
|
|
|
"NZ-CHAT",
|
|
|
|
|
"Navajo",
|
|
|
|
|
"PRC",
|
|
|
|
|
"PST8PDT",
|
|
|
|
|
"Pacific/Apia",
|
|
|
|
|
"Pacific/Auckland",
|
|
|
|
|
"Pacific/Bougainville",
|
|
|
|
|
"Pacific/Chatham",
|
|
|
|
|
"Pacific/Chuuk",
|
|
|
|
|
"Pacific/Easter",
|
|
|
|
|
"Pacific/Efate",
|
|
|
|
|
"Pacific/Enderbury",
|
|
|
|
|
"Pacific/Fakaofo",
|
|
|
|
|
"Pacific/Fiji",
|
|
|
|
|
"Pacific/Funafuti",
|
|
|
|
|
"Pacific/Galapagos",
|
|
|
|
|
"Pacific/Gambier",
|
|
|
|
|
"Pacific/Guadalcanal",
|
|
|
|
|
"Pacific/Guam",
|
|
|
|
|
"Pacific/Honolulu",
|
|
|
|
|
"Pacific/Johnston",
|
|
|
|
|
"Pacific/Kiritimati",
|
|
|
|
|
"Pacific/Kosrae",
|
|
|
|
|
"Pacific/Kwajalein",
|
|
|
|
|
"Pacific/Majuro",
|
|
|
|
|
"Pacific/Marquesas",
|
|
|
|
|
"Pacific/Midway",
|
|
|
|
|
"Pacific/Nauru",
|
|
|
|
|
"Pacific/Niue",
|
|
|
|
|
"Pacific/Norfolk",
|
|
|
|
|
"Pacific/Noumea",
|
|
|
|
|
"Pacific/Pago_Pago",
|
|
|
|
|
"Pacific/Palau",
|
|
|
|
|
"Pacific/Pitcairn",
|
|
|
|
|
"Pacific/Pohnpei",
|
|
|
|
|
"Pacific/Ponape",
|
|
|
|
|
"Pacific/Port_Moresby",
|
|
|
|
|
"Pacific/Rarotonga",
|
|
|
|
|
"Pacific/Saipan",
|
|
|
|
|
"Pacific/Samoa",
|
|
|
|
|
"Pacific/Tahiti",
|
|
|
|
|
"Pacific/Tarawa",
|
|
|
|
|
"Pacific/Tongatapu",
|
|
|
|
|
"Pacific/Truk",
|
|
|
|
|
"Pacific/Wake",
|
|
|
|
|
"Pacific/Wallis",
|
|
|
|
|
"Pacific/Yap",
|
|
|
|
|
"Poland",
|
|
|
|
|
"Portugal",
|
|
|
|
|
"ROC",
|
|
|
|
|
"ROK",
|
|
|
|
|
"Singapore",
|
|
|
|
|
"Turkey",
|
|
|
|
|
"UCT",
|
|
|
|
|
"US/Alaska",
|
|
|
|
|
"US/Aleutian",
|
|
|
|
|
"US/Arizona",
|
|
|
|
|
"US/Central",
|
|
|
|
|
"US/East-Indiana",
|
|
|
|
|
"US/Eastern",
|
|
|
|
|
"US/Hawaii",
|
|
|
|
|
"US/Indiana-Starke",
|
|
|
|
|
"US/Michigan",
|
|
|
|
|
"US/Mountain",
|
|
|
|
|
"US/Pacific",
|
|
|
|
|
"US/Samoa",
|
|
|
|
|
"UTC",
|
|
|
|
|
"Universal",
|
|
|
|
|
"W-SU",
|
|
|
|
|
"WET",
|
|
|
|
|
"Zulu",
|
|
|
|
|
nullptr
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
// Helper to return a loaded time zone by value (UTC on error).
|
|
|
|
|
time_zone LoadZone(const std::string& name) {
|
|
|
|
|
time_zone tz;
|
|
|
|
|
load_time_zone(name, &tz);
|
|
|
|
|
return tz;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// This helper is a macro so that failed expectations show up with the
|
|
|
|
|
// correct line numbers.
|
|
|
|
|
#define ExpectTime(tp, tz, y, m, d, hh, mm, ss, off, isdst, zone) \
|
|
|
|
|
do { \
|
|
|
|
|
time_zone::absolute_lookup al = tz.lookup(tp); \
|
|
|
|
|
EXPECT_EQ(y, al.cs.year()); \
|
|
|
|
|
EXPECT_EQ(m, al.cs.month()); \
|
|
|
|
|
EXPECT_EQ(d, al.cs.day()); \
|
|
|
|
|
EXPECT_EQ(hh, al.cs.hour()); \
|
|
|
|
|
EXPECT_EQ(mm, al.cs.minute()); \
|
|
|
|
|
EXPECT_EQ(ss, al.cs.second()); \
|
|
|
|
|
EXPECT_EQ(off, al.offset); \
|
|
|
|
|
EXPECT_TRUE(isdst == al.is_dst); \
|
|
|
|
|
/* EXPECT_STREQ(zone, al.abbr); */ \
|
|
|
|
|
} while (0)
|
|
|
|
|
|
2018-06-29 23:00:35 +02:00
|
|
|
// These tests sometimes run on platforms that have zoneinfo data so old
|
|
|
|
|
// that the transition we are attempting to check does not exist, most
|
|
|
|
|
// notably Android emulators. Fortunately, AndroidZoneInfoSource supports
|
|
|
|
|
// time_zone::version() so, in cases where we've learned that it matters,
|
|
|
|
|
// we can make the check conditionally.
|
|
|
|
|
int VersionCmp(time_zone tz, const std::string& target) {
|
|
|
|
|
std::string version = tz.version();
|
|
|
|
|
if (version.empty() && !target.empty()) return 1; // unknown > known
|
|
|
|
|
return version.compare(target);
|
|
|
|
|
}
|
|
|
|
|
|
2018-04-23 17:17:58 +02:00
|
|
|
} // namespace
|
|
|
|
|
|
2019-01-07 18:01:16 +01:00
|
|
|
#if !defined(__EMSCRIPTEN__)
|
2018-04-23 17:17:58 +02:00
|
|
|
TEST(TimeZones, LoadZonesConcurrently) {
|
|
|
|
|
std::promise<void> ready_promise;
|
|
|
|
|
std::shared_future<void> ready_future(ready_promise.get_future());
|
|
|
|
|
auto load_zones = [ready_future](std::promise<void>* started,
|
|
|
|
|
std::set<std::string>* failures) {
|
|
|
|
|
started->set_value();
|
|
|
|
|
ready_future.wait();
|
|
|
|
|
for (const char* const* np = kTimeZoneNames; *np != nullptr; ++np) {
|
|
|
|
|
std::string zone = *np;
|
|
|
|
|
time_zone tz;
|
|
|
|
|
if (load_time_zone(zone, &tz)) {
|
|
|
|
|
EXPECT_EQ(zone, tz.name());
|
|
|
|
|
} else {
|
|
|
|
|
failures->insert(zone);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
const std::size_t n_threads = 128;
|
|
|
|
|
std::vector<std::thread> threads;
|
|
|
|
|
std::vector<std::set<std::string>> thread_failures(n_threads);
|
|
|
|
|
for (std::size_t i = 0; i != n_threads; ++i) {
|
|
|
|
|
std::promise<void> started;
|
|
|
|
|
threads.emplace_back(load_zones, &started, &thread_failures[i]);
|
|
|
|
|
started.get_future().wait();
|
|
|
|
|
}
|
|
|
|
|
ready_promise.set_value();
|
|
|
|
|
for (auto& thread : threads) {
|
|
|
|
|
thread.join();
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
// Allow a small number of failures to account for skew between
|
|
|
|
|
// the contents of kTimeZoneNames and the zoneinfo data source.
|
2018-06-08 17:14:48 +02:00
|
|
|
#if defined(__ANDROID__)
|
|
|
|
|
// Cater to the possibility of using an even older zoneinfo data
|
|
|
|
|
// source when running on Android, where it is difficult to override
|
|
|
|
|
// the bionic tzdata provided by the test environment.
|
|
|
|
|
const std::size_t max_failures = 20;
|
|
|
|
|
#else
|
2018-04-23 17:17:58 +02:00
|
|
|
const std::size_t max_failures = 3;
|
2018-06-08 17:14:48 +02:00
|
|
|
#endif
|
2018-04-23 17:17:58 +02:00
|
|
|
std::set<std::string> failures;
|
|
|
|
|
for (const auto& thread_failure : thread_failures) {
|
|
|
|
|
failures.insert(thread_failure.begin(), thread_failure.end());
|
|
|
|
|
}
|
|
|
|
|
EXPECT_LE(failures.size(), max_failures) << testing::PrintToString(failures);
|
|
|
|
|
}
|
2019-01-07 18:01:16 +01:00
|
|
|
#endif
|
2018-04-23 17:17:58 +02:00
|
|
|
|
|
|
|
|
TEST(TimeZone, NamedTimeZones) {
|
|
|
|
|
const time_zone utc = utc_time_zone();
|
|
|
|
|
EXPECT_EQ("UTC", utc.name());
|
|
|
|
|
const time_zone nyc = LoadZone("America/New_York");
|
|
|
|
|
EXPECT_EQ("America/New_York", nyc.name());
|
|
|
|
|
const time_zone syd = LoadZone("Australia/Sydney");
|
|
|
|
|
EXPECT_EQ("Australia/Sydney", syd.name());
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_zone fixed0 = fixed_time_zone(absl::time_internal::cctz::seconds::zero());
|
2018-04-23 17:17:58 +02:00
|
|
|
EXPECT_EQ("UTC", fixed0.name());
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_zone fixed_pos = fixed_time_zone(
|
|
|
|
|
chrono::hours(3) + chrono::minutes(25) + chrono::seconds(45));
|
2018-04-23 17:17:58 +02:00
|
|
|
EXPECT_EQ("Fixed/UTC+03:25:45", fixed_pos.name());
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_zone fixed_neg = fixed_time_zone(
|
|
|
|
|
-(chrono::hours(12) + chrono::minutes(34) + chrono::seconds(56)));
|
2018-04-23 17:17:58 +02:00
|
|
|
EXPECT_EQ("Fixed/UTC-12:34:56", fixed_neg.name());
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZone, Failures) {
|
|
|
|
|
time_zone tz;
|
|
|
|
|
EXPECT_FALSE(load_time_zone(":America/Los_Angeles", &tz));
|
|
|
|
|
|
|
|
|
|
tz = LoadZone("America/Los_Angeles");
|
|
|
|
|
EXPECT_FALSE(load_time_zone("Invalid/TimeZone", &tz));
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(chrono::system_clock::from_time_t(0),
|
2018-04-23 17:17:58 +02:00
|
|
|
convert(civil_second(1970, 1, 1, 0, 0, 0), tz)); // UTC
|
|
|
|
|
|
|
|
|
|
// Ensures that the load still fails on a subsequent attempt.
|
|
|
|
|
tz = LoadZone("America/Los_Angeles");
|
|
|
|
|
EXPECT_FALSE(load_time_zone("Invalid/TimeZone", &tz));
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(chrono::system_clock::from_time_t(0),
|
2018-04-23 17:17:58 +02:00
|
|
|
convert(civil_second(1970, 1, 1, 0, 0, 0), tz)); // UTC
|
|
|
|
|
|
|
|
|
|
// Loading an empty std::string timezone should fail.
|
|
|
|
|
tz = LoadZone("America/Los_Angeles");
|
|
|
|
|
EXPECT_FALSE(load_time_zone("", &tz));
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(chrono::system_clock::from_time_t(0),
|
2018-04-23 17:17:58 +02:00
|
|
|
convert(civil_second(1970, 1, 1, 0, 0, 0), tz)); // UTC
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZone, Equality) {
|
|
|
|
|
const time_zone a;
|
|
|
|
|
const time_zone b;
|
|
|
|
|
EXPECT_EQ(a, b);
|
|
|
|
|
EXPECT_EQ(a.name(), b.name());
|
|
|
|
|
|
|
|
|
|
const time_zone implicit_utc;
|
|
|
|
|
const time_zone explicit_utc = utc_time_zone();
|
|
|
|
|
EXPECT_EQ(implicit_utc, explicit_utc);
|
|
|
|
|
EXPECT_EQ(implicit_utc.name(), explicit_utc.name());
|
|
|
|
|
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_zone fixed_zero = fixed_time_zone(absl::time_internal::cctz::seconds::zero());
|
2018-04-23 17:17:58 +02:00
|
|
|
EXPECT_EQ(fixed_zero, LoadZone(fixed_zero.name()));
|
|
|
|
|
EXPECT_EQ(fixed_zero, explicit_utc);
|
|
|
|
|
|
|
|
|
|
const time_zone fixed_utc = LoadZone("Fixed/UTC+00:00:00");
|
|
|
|
|
EXPECT_EQ(fixed_utc, LoadZone(fixed_utc.name()));
|
|
|
|
|
EXPECT_EQ(fixed_utc, explicit_utc);
|
|
|
|
|
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_zone fixed_pos = fixed_time_zone(
|
|
|
|
|
chrono::hours(3) + chrono::minutes(25) + chrono::seconds(45));
|
2018-04-23 17:17:58 +02:00
|
|
|
EXPECT_EQ(fixed_pos, LoadZone(fixed_pos.name()));
|
|
|
|
|
EXPECT_NE(fixed_pos, explicit_utc);
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_zone fixed_neg = fixed_time_zone(
|
|
|
|
|
-(chrono::hours(12) + chrono::minutes(34) + chrono::seconds(56)));
|
2018-04-23 17:17:58 +02:00
|
|
|
EXPECT_EQ(fixed_neg, LoadZone(fixed_neg.name()));
|
|
|
|
|
EXPECT_NE(fixed_neg, explicit_utc);
|
|
|
|
|
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_zone fixed_lim = fixed_time_zone(chrono::hours(24));
|
2018-04-23 17:17:58 +02:00
|
|
|
EXPECT_EQ(fixed_lim, LoadZone(fixed_lim.name()));
|
|
|
|
|
EXPECT_NE(fixed_lim, explicit_utc);
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_zone fixed_ovfl =
|
|
|
|
|
fixed_time_zone(chrono::hours(24) + chrono::seconds(1));
|
2018-04-23 17:17:58 +02:00
|
|
|
EXPECT_EQ(fixed_ovfl, LoadZone(fixed_ovfl.name()));
|
|
|
|
|
EXPECT_EQ(fixed_ovfl, explicit_utc);
|
|
|
|
|
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(fixed_time_zone(chrono::seconds(1)),
|
|
|
|
|
fixed_time_zone(chrono::seconds(1)));
|
2018-04-23 17:17:58 +02:00
|
|
|
|
|
|
|
|
const time_zone local = local_time_zone();
|
|
|
|
|
EXPECT_EQ(local, LoadZone(local.name()));
|
|
|
|
|
|
|
|
|
|
time_zone la = LoadZone("America/Los_Angeles");
|
|
|
|
|
time_zone nyc = LoadZone("America/New_York");
|
|
|
|
|
EXPECT_NE(la, nyc);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(StdChronoTimePoint, TimeTAlignment) {
|
|
|
|
|
// Ensures that the Unix epoch and the system clock epoch are an integral
|
|
|
|
|
// number of seconds apart. This simplifies conversions to/from time_t.
|
2018-06-21 21:55:12 +02:00
|
|
|
auto diff = chrono::system_clock::time_point() -
|
|
|
|
|
chrono::system_clock::from_time_t(0);
|
|
|
|
|
EXPECT_EQ(chrono::system_clock::time_point::duration::zero(),
|
|
|
|
|
diff % chrono::seconds(1));
|
2018-04-23 17:17:58 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(BreakTime, TimePointResolution) {
|
|
|
|
|
const time_zone utc = utc_time_zone();
|
2018-06-21 21:55:12 +02:00
|
|
|
const auto t0 = chrono::system_clock::from_time_t(0);
|
2018-04-23 17:17:58 +02:00
|
|
|
|
2018-06-21 21:55:12 +02:00
|
|
|
ExpectTime(chrono::time_point_cast<chrono::nanoseconds>(t0), utc,
|
2018-04-23 17:17:58 +02:00
|
|
|
1970, 1, 1, 0, 0, 0, 0, false, "UTC");
|
2018-06-21 21:55:12 +02:00
|
|
|
ExpectTime(chrono::time_point_cast<chrono::microseconds>(t0), utc,
|
2018-04-23 17:17:58 +02:00
|
|
|
1970, 1, 1, 0, 0, 0, 0, false, "UTC");
|
2018-06-21 21:55:12 +02:00
|
|
|
ExpectTime(chrono::time_point_cast<chrono::milliseconds>(t0), utc,
|
2018-04-23 17:17:58 +02:00
|
|
|
1970, 1, 1, 0, 0, 0, 0, false, "UTC");
|
2018-06-21 21:55:12 +02:00
|
|
|
ExpectTime(chrono::time_point_cast<chrono::seconds>(t0), utc,
|
2018-04-23 17:17:58 +02:00
|
|
|
1970, 1, 1, 0, 0, 0, 0, false, "UTC");
|
2018-06-21 21:55:12 +02:00
|
|
|
ExpectTime(chrono::time_point_cast<absl::time_internal::cctz::seconds>(t0), utc,
|
2018-04-23 17:17:58 +02:00
|
|
|
1970, 1, 1, 0, 0, 0, 0, false, "UTC");
|
2018-06-21 21:55:12 +02:00
|
|
|
ExpectTime(chrono::time_point_cast<chrono::minutes>(t0), utc,
|
2018-04-23 17:17:58 +02:00
|
|
|
1970, 1, 1, 0, 0, 0, 0, false, "UTC");
|
2018-06-21 21:55:12 +02:00
|
|
|
ExpectTime(chrono::time_point_cast<chrono::hours>(t0), utc,
|
2018-04-23 17:17:58 +02:00
|
|
|
1970, 1, 1, 0, 0, 0, 0, false, "UTC");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(BreakTime, LocalTimeInUTC) {
|
|
|
|
|
const time_zone tz = utc_time_zone();
|
2018-06-21 21:55:12 +02:00
|
|
|
const auto tp = chrono::system_clock::from_time_t(0);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 1970, 1, 1, 0, 0, 0, 0, false, "UTC");
|
|
|
|
|
EXPECT_EQ(weekday::thursday, get_weekday(civil_day(convert(tp, tz))));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(BreakTime, LocalTimeInUTCUnaligned) {
|
|
|
|
|
const time_zone tz = utc_time_zone();
|
2018-06-21 21:55:12 +02:00
|
|
|
const auto tp =
|
|
|
|
|
chrono::system_clock::from_time_t(0) - chrono::milliseconds(500);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 1969, 12, 31, 23, 59, 59, 0, false, "UTC");
|
|
|
|
|
EXPECT_EQ(weekday::wednesday, get_weekday(civil_day(convert(tp, tz))));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(BreakTime, LocalTimePosix) {
|
|
|
|
|
// See IEEE Std 1003.1-1988 B.2.3 General Terms, Epoch.
|
|
|
|
|
const time_zone tz = utc_time_zone();
|
2018-06-21 21:55:12 +02:00
|
|
|
const auto tp = chrono::system_clock::from_time_t(536457599);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 1986, 12, 31, 23, 59, 59, 0, false, "UTC");
|
|
|
|
|
EXPECT_EQ(weekday::wednesday, get_weekday(civil_day(convert(tp, tz))));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneImpl, LocalTimeInFixed) {
|
2018-06-21 21:55:12 +02:00
|
|
|
const absl::time_internal::cctz::seconds offset =
|
|
|
|
|
-(chrono::hours(8) + chrono::minutes(33) + chrono::seconds(47));
|
2018-04-23 17:17:58 +02:00
|
|
|
const time_zone tz = fixed_time_zone(offset);
|
2018-06-21 21:55:12 +02:00
|
|
|
const auto tp = chrono::system_clock::from_time_t(0);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 1969, 12, 31, 15, 26, 13, offset.count(), false,
|
2018-06-08 17:14:48 +02:00
|
|
|
"-083347");
|
2018-04-23 17:17:58 +02:00
|
|
|
EXPECT_EQ(weekday::wednesday, get_weekday(civil_day(convert(tp, tz))));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(BreakTime, LocalTimeInNewYork) {
|
|
|
|
|
const time_zone tz = LoadZone("America/New_York");
|
2018-06-21 21:55:12 +02:00
|
|
|
const auto tp = chrono::system_clock::from_time_t(45);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 1969, 12, 31, 19, 0, 45, -5 * 60 * 60, false, "EST");
|
|
|
|
|
EXPECT_EQ(weekday::wednesday, get_weekday(civil_day(convert(tp, tz))));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(BreakTime, LocalTimeInMTV) {
|
|
|
|
|
const time_zone tz = LoadZone("America/Los_Angeles");
|
2018-06-21 21:55:12 +02:00
|
|
|
const auto tp = chrono::system_clock::from_time_t(1380855729);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 10, 3, 20, 2, 9, -7 * 60 * 60, true, "PDT");
|
|
|
|
|
EXPECT_EQ(weekday::thursday, get_weekday(civil_day(convert(tp, tz))));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(BreakTime, LocalTimeInSydney) {
|
|
|
|
|
const time_zone tz = LoadZone("Australia/Sydney");
|
2018-06-21 21:55:12 +02:00
|
|
|
const auto tp = chrono::system_clock::from_time_t(90);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 1970, 1, 1, 10, 1, 30, 10 * 60 * 60, false, "AEST");
|
|
|
|
|
EXPECT_EQ(weekday::thursday, get_weekday(civil_day(convert(tp, tz))));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(MakeTime, TimePointResolution) {
|
|
|
|
|
const time_zone utc = utc_time_zone();
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_point<chrono::nanoseconds> tp_ns =
|
2018-04-23 17:17:58 +02:00
|
|
|
convert(civil_second(2015, 1, 2, 3, 4, 5), utc);
|
|
|
|
|
EXPECT_EQ("04:05", format("%M:%E*S", tp_ns, utc));
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_point<chrono::microseconds> tp_us =
|
2018-04-23 17:17:58 +02:00
|
|
|
convert(civil_second(2015, 1, 2, 3, 4, 5), utc);
|
|
|
|
|
EXPECT_EQ("04:05", format("%M:%E*S", tp_us, utc));
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_point<chrono::milliseconds> tp_ms =
|
2018-04-23 17:17:58 +02:00
|
|
|
convert(civil_second(2015, 1, 2, 3, 4, 5), utc);
|
|
|
|
|
EXPECT_EQ("04:05", format("%M:%E*S", tp_ms, utc));
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_point<chrono::seconds> tp_s =
|
2018-04-23 17:17:58 +02:00
|
|
|
convert(civil_second(2015, 1, 2, 3, 4, 5), utc);
|
|
|
|
|
EXPECT_EQ("04:05", format("%M:%E*S", tp_s, utc));
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_point<absl::time_internal::cctz::seconds> tp_s64 =
|
2018-04-23 17:17:58 +02:00
|
|
|
convert(civil_second(2015, 1, 2, 3, 4, 5), utc);
|
|
|
|
|
EXPECT_EQ("04:05", format("%M:%E*S", tp_s64, utc));
|
|
|
|
|
|
2018-06-21 21:55:12 +02:00
|
|
|
// These next two require chrono::time_point_cast because the conversion
|
|
|
|
|
// from a resolution of seconds (the return value of convert()) to a
|
|
|
|
|
// coarser resolution requires an explicit cast.
|
|
|
|
|
const time_point<chrono::minutes> tp_m =
|
|
|
|
|
chrono::time_point_cast<chrono::minutes>(
|
2018-04-23 17:17:58 +02:00
|
|
|
convert(civil_second(2015, 1, 2, 3, 4, 5), utc));
|
|
|
|
|
EXPECT_EQ("04:00", format("%M:%E*S", tp_m, utc));
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_point<chrono::hours> tp_h =
|
|
|
|
|
chrono::time_point_cast<chrono::hours>(
|
2018-04-23 17:17:58 +02:00
|
|
|
convert(civil_second(2015, 1, 2, 3, 4, 5), utc));
|
|
|
|
|
EXPECT_EQ("00:00", format("%M:%E*S", tp_h, utc));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(MakeTime, Normalization) {
|
|
|
|
|
const time_zone tz = LoadZone("America/New_York");
|
|
|
|
|
const auto tp = convert(civil_second(2009, 2, 13, 18, 31, 30), tz);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(chrono::system_clock::from_time_t(1234567890), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
|
|
|
|
|
// Now requests for the same time_point but with out-of-range fields.
|
|
|
|
|
EXPECT_EQ(tp, convert(civil_second(2008, 14, 13, 18, 31, 30), tz)); // month
|
|
|
|
|
EXPECT_EQ(tp, convert(civil_second(2009, 1, 44, 18, 31, 30), tz)); // day
|
|
|
|
|
EXPECT_EQ(tp, convert(civil_second(2009, 2, 12, 42, 31, 30), tz)); // hour
|
|
|
|
|
EXPECT_EQ(tp, convert(civil_second(2009, 2, 13, 17, 91, 30), tz)); // minute
|
|
|
|
|
EXPECT_EQ(tp, convert(civil_second(2009, 2, 13, 18, 30, 90), tz)); // second
|
|
|
|
|
}
|
|
|
|
|
|
2018-11-13 22:22:00 +01:00
|
|
|
// NOTE: Run this with -ftrapv to detect overflow problems.
|
2018-04-23 17:17:58 +02:00
|
|
|
TEST(MakeTime, SysSecondsLimits) {
|
|
|
|
|
const char RFC3339[] = "%Y-%m-%dT%H:%M:%S%Ez";
|
|
|
|
|
const time_zone utc = utc_time_zone();
|
2018-06-21 21:55:12 +02:00
|
|
|
const time_zone east = fixed_time_zone(chrono::hours(14));
|
|
|
|
|
const time_zone west = fixed_time_zone(-chrono::hours(14));
|
|
|
|
|
time_point<absl::time_internal::cctz::seconds> tp;
|
2018-04-23 17:17:58 +02:00
|
|
|
|
2018-06-21 21:55:12 +02:00
|
|
|
// Approach the maximal time_point<cctz::seconds> value from below.
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second(292277026596, 12, 4, 15, 30, 6), utc);
|
|
|
|
|
EXPECT_EQ("292277026596-12-04T15:30:06+00:00", format(RFC3339, tp, utc));
|
|
|
|
|
tp = convert(civil_second(292277026596, 12, 4, 15, 30, 7), utc);
|
|
|
|
|
EXPECT_EQ("292277026596-12-04T15:30:07+00:00", format(RFC3339, tp, utc));
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::max(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second(292277026596, 12, 4, 15, 30, 8), utc);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::max(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second::max(), utc);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::max(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
|
|
|
|
|
// Checks that we can also get the maximal value for a far-east zone.
|
|
|
|
|
tp = convert(civil_second(292277026596, 12, 5, 5, 30, 7), east);
|
|
|
|
|
EXPECT_EQ("292277026596-12-05T05:30:07+14:00", format(RFC3339, tp, east));
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::max(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second(292277026596, 12, 5, 5, 30, 8), east);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::max(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second::max(), east);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::max(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
|
|
|
|
|
// Checks that we can also get the maximal value for a far-west zone.
|
|
|
|
|
tp = convert(civil_second(292277026596, 12, 4, 1, 30, 7), west);
|
|
|
|
|
EXPECT_EQ("292277026596-12-04T01:30:07-14:00", format(RFC3339, tp, west));
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::max(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second(292277026596, 12, 4, 7, 30, 8), west);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::max(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second::max(), west);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::max(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
|
2018-06-21 21:55:12 +02:00
|
|
|
// Approach the minimal time_point<cctz::seconds> value from above.
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second(-292277022657, 1, 27, 8, 29, 53), utc);
|
|
|
|
|
EXPECT_EQ("-292277022657-01-27T08:29:53+00:00", format(RFC3339, tp, utc));
|
|
|
|
|
tp = convert(civil_second(-292277022657, 1, 27, 8, 29, 52), utc);
|
|
|
|
|
EXPECT_EQ("-292277022657-01-27T08:29:52+00:00", format(RFC3339, tp, utc));
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::min(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second(-292277022657, 1, 27, 8, 29, 51), utc);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::min(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second::min(), utc);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::min(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
|
|
|
|
|
// Checks that we can also get the minimal value for a far-east zone.
|
|
|
|
|
tp = convert(civil_second(-292277022657, 1, 27, 22, 29, 52), east);
|
|
|
|
|
EXPECT_EQ("-292277022657-01-27T22:29:52+14:00", format(RFC3339, tp, east));
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::min(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second(-292277022657, 1, 27, 22, 29, 51), east);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::min(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second::min(), east);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::min(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
|
|
|
|
|
// Checks that we can also get the minimal value for a far-west zone.
|
|
|
|
|
tp = convert(civil_second(-292277022657, 1, 26, 18, 29, 52), west);
|
|
|
|
|
EXPECT_EQ("-292277022657-01-26T18:29:52-14:00", format(RFC3339, tp, west));
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::min(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second(-292277022657, 1, 26, 18, 29, 51), west);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::min(), tp);
|
2018-04-23 17:17:58 +02:00
|
|
|
tp = convert(civil_second::min(), west);
|
2018-06-21 21:55:12 +02:00
|
|
|
EXPECT_EQ(time_point<absl::time_internal::cctz::seconds>::min(), tp);
|
2018-10-12 15:53:34 +02:00
|
|
|
|
2018-11-13 22:22:00 +01:00
|
|
|
// Some similar checks for the "libc" time-zone implementation.
|
2018-10-15 20:30:24 +02:00
|
|
|
if (sizeof(std::time_t) >= 8) {
|
|
|
|
|
// Checks that "tm_year + 1900", as used by the "libc" implementation,
|
|
|
|
|
// can produce year values beyond the range on an int without overflow.
|
2018-10-12 15:53:34 +02:00
|
|
|
#if defined(_WIN32) || defined(_WIN64)
|
2018-11-13 22:22:00 +01:00
|
|
|
// localtime_s() and gmtime_s() don't believe in years outside [1970:3000].
|
2018-10-12 15:53:34 +02:00
|
|
|
#else
|
2018-11-13 22:22:00 +01:00
|
|
|
const time_zone utc = LoadZone("libc:UTC");
|
|
|
|
|
const year_t max_tm_year = year_t{std::numeric_limits<int>::max()} + 1900;
|
|
|
|
|
tp = convert(civil_second(max_tm_year, 12, 31, 23, 59, 59), utc);
|
|
|
|
|
EXPECT_EQ("2147485547-12-31T23:59:59+00:00", format(RFC3339, tp, utc));
|
|
|
|
|
const year_t min_tm_year = year_t{std::numeric_limits<int>::min()} + 1900;
|
|
|
|
|
tp = convert(civil_second(min_tm_year, 1, 1, 0, 0, 0), utc);
|
|
|
|
|
EXPECT_EQ("-2147481748-01-01T00:00:00+00:00", format(RFC3339, tp, utc));
|
2018-10-12 15:53:34 +02:00
|
|
|
#endif
|
2018-10-15 20:30:24 +02:00
|
|
|
}
|
2018-04-23 17:17:58 +02:00
|
|
|
}
|
|
|
|
|
|
2018-11-13 22:22:00 +01:00
|
|
|
TEST(MakeTime, LocalTimeLibC) {
|
|
|
|
|
// Checks that cctz and libc agree on transition points in [1970:2037].
|
|
|
|
|
//
|
|
|
|
|
// We limit this test case to environments where:
|
|
|
|
|
// 1) we know how to change the time zone used by localtime()/mktime(),
|
|
|
|
|
// 2) cctz and localtime()/mktime() will use similar-enough tzdata, and
|
|
|
|
|
// 3) we have some idea about how mktime() behaves during transitions.
|
|
|
|
|
#if defined(__linux__)
|
|
|
|
|
const char* const ep = getenv("TZ");
|
|
|
|
|
std::string tz_name = (ep != nullptr) ? ep : "";
|
|
|
|
|
for (const char* const* np = kTimeZoneNames; *np != nullptr; ++np) {
|
|
|
|
|
ASSERT_EQ(0, setenv("TZ", *np, 1)); // change what "localtime" means
|
|
|
|
|
const auto zi = local_time_zone();
|
|
|
|
|
const auto lc = LoadZone("libc:localtime");
|
|
|
|
|
time_zone::civil_transition trans;
|
|
|
|
|
for (auto tp = zi.lookup(civil_second()).trans;
|
|
|
|
|
zi.next_transition(tp, &trans);
|
|
|
|
|
tp = zi.lookup(trans.to).trans) {
|
|
|
|
|
const auto fcl = zi.lookup(trans.from);
|
|
|
|
|
const auto tcl = zi.lookup(trans.to);
|
|
|
|
|
civil_second cs; // compare cs in zi and lc
|
|
|
|
|
if (fcl.kind == time_zone::civil_lookup::UNIQUE) {
|
|
|
|
|
if (tcl.kind == time_zone::civil_lookup::UNIQUE) {
|
|
|
|
|
// Both unique; must be an is_dst or abbr change.
|
|
|
|
|
ASSERT_EQ(trans.from, trans.to);
|
|
|
|
|
const auto trans = fcl.trans;
|
|
|
|
|
const auto tal = zi.lookup(trans);
|
|
|
|
|
const auto tprev = trans - absl::time_internal::cctz::seconds(1);
|
|
|
|
|
const auto pal = zi.lookup(tprev);
|
|
|
|
|
if (pal.is_dst == tal.is_dst) {
|
|
|
|
|
ASSERT_STRNE(pal.abbr, tal.abbr);
|
|
|
|
|
}
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
ASSERT_EQ(time_zone::civil_lookup::REPEATED, tcl.kind);
|
|
|
|
|
cs = trans.to;
|
|
|
|
|
} else {
|
|
|
|
|
ASSERT_EQ(time_zone::civil_lookup::UNIQUE, tcl.kind);
|
|
|
|
|
ASSERT_EQ(time_zone::civil_lookup::SKIPPED, fcl.kind);
|
|
|
|
|
cs = trans.from;
|
|
|
|
|
}
|
|
|
|
|
if (cs.year() > 2037) break; // limit test time (and to 32-bit time_t)
|
|
|
|
|
const auto cl_zi = zi.lookup(cs);
|
|
|
|
|
if (zi.lookup(cl_zi.pre).is_dst == zi.lookup(cl_zi.post).is_dst) {
|
|
|
|
|
// The "libc" implementation cannot correctly classify transitions
|
|
|
|
|
// that don't change the "tm_isdst" flag. In Europe/Volgograd, for
|
|
|
|
|
// example, there is a SKIPPED transition from +03 to +04 with dst=F
|
|
|
|
|
// on both sides ...
|
|
|
|
|
// 1540681199 = 2018-10-28 01:59:59 +03:00:00 [dst=F off=10800]
|
|
|
|
|
// 1540681200 = 2018-10-28 03:00:00 +04:00:00 [dst=F off=14400]
|
|
|
|
|
// but std::mktime(2018-10-28 02:00:00, tm_isdst=0) fails, unlike,
|
|
|
|
|
// say, the similar Europe/Chisinau transition from +02 to +03 ...
|
|
|
|
|
// 1521935999 = 2018-03-25 01:59:59 +02:00:00 [dst=F off=7200]
|
|
|
|
|
// 1521936000 = 2018-03-25 03:00:00 +03:00:00 [dst=T off=10800]
|
|
|
|
|
// where std::mktime(2018-03-25 02:00:00, tm_isdst=0) succeeds and
|
|
|
|
|
// returns 1521936000.
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
if (cs == civil_second(2037, 10, 4, 2, 0, 0)) {
|
|
|
|
|
const std::string tzname = *np;
|
|
|
|
|
if (tzname == "Africa/Casablanca" || tzname == "Africa/El_Aaiun") {
|
|
|
|
|
// The "libc" implementation gets this transition wrong (at least
|
|
|
|
|
// until 2018g when it was removed), returning an offset of 3600
|
|
|
|
|
// instead of 0. TODO: Revert this when 2018g is ubiquitous.
|
|
|
|
|
continue;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
const auto cl_lc = lc.lookup(cs);
|
|
|
|
|
SCOPED_TRACE(testing::Message() << "For " << cs << " in " << *np);
|
|
|
|
|
EXPECT_EQ(cl_zi.kind, cl_lc.kind);
|
|
|
|
|
EXPECT_EQ(cl_zi.pre, cl_lc.pre);
|
|
|
|
|
EXPECT_EQ(cl_zi.trans, cl_lc.trans);
|
|
|
|
|
EXPECT_EQ(cl_zi.post, cl_lc.post);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
if (ep == nullptr) {
|
|
|
|
|
ASSERT_EQ(0, unsetenv("TZ"));
|
|
|
|
|
} else {
|
|
|
|
|
ASSERT_EQ(0, setenv("TZ", tz_name.c_str(), 1));
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
}
|
|
|
|
|
|
2018-06-29 23:00:35 +02:00
|
|
|
TEST(NextTransition, UTC) {
|
|
|
|
|
const auto tz = utc_time_zone();
|
|
|
|
|
time_zone::civil_transition trans;
|
|
|
|
|
|
|
|
|
|
auto tp = time_point<absl::time_internal::cctz::seconds>::min();
|
|
|
|
|
EXPECT_FALSE(tz.next_transition(tp, &trans));
|
|
|
|
|
|
|
|
|
|
tp = time_point<absl::time_internal::cctz::seconds>::max();
|
|
|
|
|
EXPECT_FALSE(tz.next_transition(tp, &trans));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(PrevTransition, UTC) {
|
|
|
|
|
const auto tz = utc_time_zone();
|
|
|
|
|
time_zone::civil_transition trans;
|
|
|
|
|
|
|
|
|
|
auto tp = time_point<absl::time_internal::cctz::seconds>::max();
|
|
|
|
|
EXPECT_FALSE(tz.prev_transition(tp, &trans));
|
|
|
|
|
|
|
|
|
|
tp = time_point<absl::time_internal::cctz::seconds>::min();
|
|
|
|
|
EXPECT_FALSE(tz.prev_transition(tp, &trans));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(NextTransition, AmericaNewYork) {
|
|
|
|
|
const auto tz = LoadZone("America/New_York");
|
|
|
|
|
time_zone::civil_transition trans;
|
|
|
|
|
|
|
|
|
|
auto tp = convert(civil_second(2018, 6, 30, 0, 0, 0), tz);
|
|
|
|
|
EXPECT_TRUE(tz.next_transition(tp, &trans));
|
|
|
|
|
EXPECT_EQ(civil_second(2018, 11, 4, 2, 0, 0), trans.from);
|
|
|
|
|
EXPECT_EQ(civil_second(2018, 11, 4, 1, 0, 0), trans.to);
|
|
|
|
|
|
|
|
|
|
tp = time_point<absl::time_internal::cctz::seconds>::max();
|
|
|
|
|
EXPECT_FALSE(tz.next_transition(tp, &trans));
|
|
|
|
|
|
|
|
|
|
tp = time_point<absl::time_internal::cctz::seconds>::min();
|
|
|
|
|
EXPECT_TRUE(tz.next_transition(tp, &trans));
|
|
|
|
|
if (trans.from == civil_second(1918, 3, 31, 2, 0, 0)) {
|
|
|
|
|
// It looks like the tzdata is only 32 bit (probably macOS),
|
|
|
|
|
// which bottoms out at 1901-12-13T20:45:52+00:00.
|
|
|
|
|
EXPECT_EQ(civil_second(1918, 3, 31, 3, 0, 0), trans.to);
|
|
|
|
|
} else {
|
|
|
|
|
EXPECT_EQ(civil_second(1883, 11, 18, 12, 3, 58), trans.from);
|
|
|
|
|
EXPECT_EQ(civil_second(1883, 11, 18, 12, 0, 0), trans.to);
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(PrevTransition, AmericaNewYork) {
|
|
|
|
|
const auto tz = LoadZone("America/New_York");
|
|
|
|
|
time_zone::civil_transition trans;
|
|
|
|
|
|
|
|
|
|
auto tp = convert(civil_second(2018, 6, 30, 0, 0, 0), tz);
|
|
|
|
|
EXPECT_TRUE(tz.prev_transition(tp, &trans));
|
|
|
|
|
EXPECT_EQ(civil_second(2018, 3, 11, 2, 0, 0), trans.from);
|
|
|
|
|
EXPECT_EQ(civil_second(2018, 3, 11, 3, 0, 0), trans.to);
|
|
|
|
|
|
|
|
|
|
tp = time_point<absl::time_internal::cctz::seconds>::min();
|
|
|
|
|
EXPECT_FALSE(tz.prev_transition(tp, &trans));
|
|
|
|
|
|
|
|
|
|
tp = time_point<absl::time_internal::cctz::seconds>::max();
|
|
|
|
|
EXPECT_TRUE(tz.prev_transition(tp, &trans));
|
|
|
|
|
// We have a transition but we don't know which one.
|
|
|
|
|
}
|
|
|
|
|
|
2018-04-23 17:17:58 +02:00
|
|
|
TEST(TimeZoneEdgeCase, AmericaNewYork) {
|
|
|
|
|
const time_zone tz = LoadZone("America/New_York");
|
|
|
|
|
|
|
|
|
|
// Spring 1:59:59 -> 3:00:00
|
|
|
|
|
auto tp = convert(civil_second(2013, 3, 10, 1, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2013, 3, 10, 1, 59, 59, -5 * 3600, false, "EST");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 3, 10, 3, 0, 0, -4 * 3600, true, "EDT");
|
|
|
|
|
|
|
|
|
|
// Fall 1:59:59 -> 1:00:00
|
|
|
|
|
tp = convert(civil_second(2013, 11, 3, 1, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2013, 11, 3, 1, 59, 59, -4 * 3600, true, "EDT");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 11, 3, 1, 0, 0, -5 * 3600, false, "EST");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneEdgeCase, AmericaLosAngeles) {
|
|
|
|
|
const time_zone tz = LoadZone("America/Los_Angeles");
|
|
|
|
|
|
|
|
|
|
// Spring 1:59:59 -> 3:00:00
|
|
|
|
|
auto tp = convert(civil_second(2013, 3, 10, 1, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2013, 3, 10, 1, 59, 59, -8 * 3600, false, "PST");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 3, 10, 3, 0, 0, -7 * 3600, true, "PDT");
|
|
|
|
|
|
|
|
|
|
// Fall 1:59:59 -> 1:00:00
|
|
|
|
|
tp = convert(civil_second(2013, 11, 3, 1, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2013, 11, 3, 1, 59, 59, -7 * 3600, true, "PDT");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 11, 3, 1, 0, 0, -8 * 3600, false, "PST");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneEdgeCase, ArizonaNoTransition) {
|
|
|
|
|
const time_zone tz = LoadZone("America/Phoenix");
|
|
|
|
|
|
|
|
|
|
// No transition in Spring.
|
|
|
|
|
auto tp = convert(civil_second(2013, 3, 10, 1, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2013, 3, 10, 1, 59, 59, -7 * 3600, false, "MST");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 3, 10, 2, 0, 0, -7 * 3600, false, "MST");
|
|
|
|
|
|
|
|
|
|
// No transition in Fall.
|
|
|
|
|
tp = convert(civil_second(2013, 11, 3, 1, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2013, 11, 3, 1, 59, 59, -7 * 3600, false, "MST");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 11, 3, 2, 0, 0, -7 * 3600, false, "MST");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneEdgeCase, AsiaKathmandu) {
|
|
|
|
|
const time_zone tz = LoadZone("Asia/Kathmandu");
|
|
|
|
|
|
|
|
|
|
// A non-DST offset change from +0530 to +0545
|
|
|
|
|
//
|
|
|
|
|
// 504901799 == Tue, 31 Dec 1985 23:59:59 +0530 (+0530)
|
|
|
|
|
// 504901800 == Wed, 1 Jan 1986 00:15:00 +0545 (+0545)
|
|
|
|
|
auto tp = convert(civil_second(1985, 12, 31, 23, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 1985, 12, 31, 23, 59, 59, 5.5 * 3600, false, "+0530");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 1986, 1, 1, 0, 15, 0, 5.75 * 3600, false, "+0545");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneEdgeCase, PacificChatham) {
|
|
|
|
|
const time_zone tz = LoadZone("Pacific/Chatham");
|
|
|
|
|
|
|
|
|
|
// One-hour DST offset changes, but at atypical values
|
|
|
|
|
//
|
|
|
|
|
// 1365256799 == Sun, 7 Apr 2013 03:44:59 +1345 (+1345)
|
|
|
|
|
// 1365256800 == Sun, 7 Apr 2013 02:45:00 +1245 (+1245)
|
|
|
|
|
auto tp = convert(civil_second(2013, 4, 7, 3, 44, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2013, 4, 7, 3, 44, 59, 13.75 * 3600, true, "+1345");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 4, 7, 2, 45, 0, 12.75 * 3600, false, "+1245");
|
|
|
|
|
|
|
|
|
|
// 1380376799 == Sun, 29 Sep 2013 02:44:59 +1245 (+1245)
|
|
|
|
|
// 1380376800 == Sun, 29 Sep 2013 03:45:00 +1345 (+1345)
|
|
|
|
|
tp = convert(civil_second(2013, 9, 29, 2, 44, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2013, 9, 29, 2, 44, 59, 12.75 * 3600, false, "+1245");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 9, 29, 3, 45, 0, 13.75 * 3600, true, "+1345");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneEdgeCase, AustraliaLordHowe) {
|
|
|
|
|
const time_zone tz = LoadZone("Australia/Lord_Howe");
|
|
|
|
|
|
|
|
|
|
// Half-hour DST offset changes
|
|
|
|
|
//
|
|
|
|
|
// 1365260399 == Sun, 7 Apr 2013 01:59:59 +1100 (+11)
|
|
|
|
|
// 1365260400 == Sun, 7 Apr 2013 01:30:00 +1030 (+1030)
|
|
|
|
|
auto tp = convert(civil_second(2013, 4, 7, 1, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2013, 4, 7, 1, 59, 59, 11 * 3600, true, "+11");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 4, 7, 1, 30, 0, 10.5 * 3600, false, "+1030");
|
|
|
|
|
|
|
|
|
|
// 1380986999 == Sun, 6 Oct 2013 01:59:59 +1030 (+1030)
|
|
|
|
|
// 1380987000 == Sun, 6 Oct 2013 02:30:00 +1100 (+11)
|
|
|
|
|
tp = convert(civil_second(2013, 10, 6, 1, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2013, 10, 6, 1, 59, 59, 10.5 * 3600, false, "+1030");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2013, 10, 6, 2, 30, 0, 11 * 3600, true, "+11");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneEdgeCase, PacificApia) {
|
|
|
|
|
const time_zone tz = LoadZone("Pacific/Apia");
|
|
|
|
|
|
|
|
|
|
// At the end of December 2011, Samoa jumped forward by one day,
|
|
|
|
|
// skipping 30 December from the local calendar, when the nation
|
|
|
|
|
// moved to the west of the International Date Line.
|
|
|
|
|
//
|
|
|
|
|
// A one-day, non-DST offset change
|
|
|
|
|
//
|
|
|
|
|
// 1325239199 == Thu, 29 Dec 2011 23:59:59 -1000 (-10)
|
|
|
|
|
// 1325239200 == Sat, 31 Dec 2011 00:00:00 +1400 (+14)
|
|
|
|
|
auto tp = convert(civil_second(2011, 12, 29, 23, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2011, 12, 29, 23, 59, 59, -10 * 3600, true, "-10");
|
|
|
|
|
EXPECT_EQ(363, get_yearday(civil_day(convert(tp, tz))));
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2011, 12, 31, 0, 0, 0, 14 * 3600, true, "+14");
|
|
|
|
|
EXPECT_EQ(365, get_yearday(civil_day(convert(tp, tz))));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneEdgeCase, AfricaCairo) {
|
|
|
|
|
const time_zone tz = LoadZone("Africa/Cairo");
|
|
|
|
|
|
2018-06-29 23:00:35 +02:00
|
|
|
if (VersionCmp(tz, "2014c") >= 0) {
|
|
|
|
|
// An interesting case of midnight not existing.
|
|
|
|
|
//
|
|
|
|
|
// 1400191199 == Thu, 15 May 2014 23:59:59 +0200 (EET)
|
|
|
|
|
// 1400191200 == Fri, 16 May 2014 01:00:00 +0300 (EEST)
|
|
|
|
|
auto tp = convert(civil_second(2014, 5, 15, 23, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2014, 5, 15, 23, 59, 59, 2 * 3600, false, "EET");
|
|
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
|
|
|
|
ExpectTime(tp, tz, 2014, 5, 16, 1, 0, 0, 3 * 3600, true, "EEST");
|
|
|
|
|
}
|
2018-04-23 17:17:58 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneEdgeCase, AfricaMonrovia) {
|
|
|
|
|
const time_zone tz = LoadZone("Africa/Monrovia");
|
|
|
|
|
|
2018-06-29 23:00:35 +02:00
|
|
|
if (VersionCmp(tz, "2017b") >= 0) {
|
|
|
|
|
// Strange offset change -00:44:30 -> +00:00:00 (non-DST)
|
|
|
|
|
//
|
|
|
|
|
// 63593069 == Thu, 6 Jan 1972 23:59:59 -0044 (MMT)
|
|
|
|
|
// 63593070 == Fri, 7 Jan 1972 00:44:30 +0000 (GMT)
|
|
|
|
|
auto tp = convert(civil_second(1972, 1, 6, 23, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 1972, 1, 6, 23, 59, 59, -44.5 * 60, false, "MMT");
|
|
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
|
|
|
|
ExpectTime(tp, tz, 1972, 1, 7, 0, 44, 30, 0 * 60, false, "GMT");
|
|
|
|
|
}
|
2018-04-23 17:17:58 +02:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneEdgeCase, AmericaJamaica) {
|
|
|
|
|
// Jamaica discontinued DST transitions in 1983, and is now at a
|
|
|
|
|
// constant -0500. This makes it an interesting edge-case target.
|
|
|
|
|
// Note that the 32-bit times used in a (tzh_version == 0) zoneinfo
|
|
|
|
|
// file cannot represent the abbreviation-only transition of 1890,
|
|
|
|
|
// so we ignore the abbreviation by expecting what we received.
|
|
|
|
|
const time_zone tz = LoadZone("America/Jamaica");
|
|
|
|
|
|
|
|
|
|
// Before the first transition.
|
2018-06-29 23:00:35 +02:00
|
|
|
if (!tz.version().empty() && VersionCmp(tz, "2018d") >= 0) {
|
|
|
|
|
// We avoid the expectations on the -18430 offset below unless we are
|
|
|
|
|
// certain we have commit 907241e (Fix off-by-1 error for Jamaica and
|
|
|
|
|
// T&C before 1913) from 2018d. TODO: Remove the "version() not empty"
|
|
|
|
|
// part when 2018d is generally available from /usr/share/zoneinfo.
|
|
|
|
|
auto tp = convert(civil_second(1889, 12, 31, 0, 0, 0), tz);
|
|
|
|
|
ExpectTime(tp, tz, 1889, 12, 31, 0, 0, 0, -18430, false,
|
|
|
|
|
tz.lookup(tp).abbr);
|
|
|
|
|
|
|
|
|
|
// Over the first (abbreviation-change only) transition.
|
|
|
|
|
// -2524503170 == Tue, 31 Dec 1889 23:59:59 -0507 (LMT)
|
|
|
|
|
// -2524503169 == Wed, 1 Jan 1890 00:00:00 -0507 (KMT)
|
|
|
|
|
tp = convert(civil_second(1889, 12, 31, 23, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 1889, 12, 31, 23, 59, 59, -18430, false,
|
|
|
|
|
tz.lookup(tp).abbr);
|
|
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
|
|
|
|
ExpectTime(tp, tz, 1890, 1, 1, 0, 0, 0, -18430, false, "KMT");
|
|
|
|
|
}
|
2018-04-23 17:17:58 +02:00
|
|
|
|
|
|
|
|
// Over the last (DST) transition.
|
|
|
|
|
// 436341599 == Sun, 30 Oct 1983 01:59:59 -0400 (EDT)
|
|
|
|
|
// 436341600 == Sun, 30 Oct 1983 01:00:00 -0500 (EST)
|
2018-06-29 23:00:35 +02:00
|
|
|
auto tp = convert(civil_second(1983, 10, 30, 1, 59, 59), tz);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 1983, 10, 30, 1, 59, 59, -4 * 3600, true, "EDT");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 1983, 10, 30, 1, 0, 0, -5 * 3600, false, "EST");
|
|
|
|
|
|
|
|
|
|
// After the last transition.
|
|
|
|
|
tp = convert(civil_second(1983, 12, 31, 23, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 1983, 12, 31, 23, 59, 59, -5 * 3600, false, "EST");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
TEST(TimeZoneEdgeCase, WET) {
|
|
|
|
|
// Cover some non-existent times within forward transitions.
|
|
|
|
|
const time_zone tz = LoadZone("WET");
|
|
|
|
|
|
|
|
|
|
// Before the first transition.
|
|
|
|
|
auto tp = convert(civil_second(1977, 1, 1, 0, 0, 0), tz);
|
|
|
|
|
ExpectTime(tp, tz, 1977, 1, 1, 0, 0, 0, 0, false, "WET");
|
|
|
|
|
|
|
|
|
|
// Over the first transition.
|
|
|
|
|
// 228877199 == Sun, 3 Apr 1977 00:59:59 +0000 (WET)
|
|
|
|
|
// 228877200 == Sun, 3 Apr 1977 02:00:00 +0100 (WEST)
|
|
|
|
|
tp = convert(civil_second(1977, 4, 3, 0, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 1977, 4, 3, 0, 59, 59, 0, false, "WET");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 1977, 4, 3, 2, 0, 0, 1 * 3600, true, "WEST");
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// A non-existent time within the first transition.
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time_zone::civil_lookup cl1 = tz.lookup(civil_second(1977, 4, 3, 1, 15, 0));
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EXPECT_EQ(time_zone::civil_lookup::SKIPPED, cl1.kind);
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ExpectTime(cl1.pre, tz, 1977, 4, 3, 2, 15, 0, 1 * 3600, true, "WEST");
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ExpectTime(cl1.trans, tz, 1977, 4, 3, 2, 0, 0, 1 * 3600, true, "WEST");
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ExpectTime(cl1.post, tz, 1977, 4, 3, 0, 15, 0, 0 * 3600, false, "WET");
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// A non-existent time within the second forward transition.
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time_zone::civil_lookup cl2 = tz.lookup(civil_second(1978, 4, 2, 1, 15, 0));
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EXPECT_EQ(time_zone::civil_lookup::SKIPPED, cl2.kind);
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ExpectTime(cl2.pre, tz, 1978, 4, 2, 2, 15, 0, 1 * 3600, true, "WEST");
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ExpectTime(cl2.trans, tz, 1978, 4, 2, 2, 0, 0, 1 * 3600, true, "WEST");
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ExpectTime(cl2.post, tz, 1978, 4, 2, 0, 15, 0, 0 * 3600, false, "WET");
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}
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TEST(TimeZoneEdgeCase, FixedOffsets) {
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const time_zone gmtm5 = LoadZone("Etc/GMT+5"); // -0500
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auto tp = convert(civil_second(1970, 1, 1, 0, 0, 0), gmtm5);
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ExpectTime(tp, gmtm5, 1970, 1, 1, 0, 0, 0, -5 * 3600, false, "-05");
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2018-06-21 21:55:12 +02:00
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EXPECT_EQ(chrono::system_clock::from_time_t(5 * 3600), tp);
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2018-04-23 17:17:58 +02:00
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const time_zone gmtp5 = LoadZone("Etc/GMT-5"); // +0500
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tp = convert(civil_second(1970, 1, 1, 0, 0, 0), gmtp5);
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ExpectTime(tp, gmtp5, 1970, 1, 1, 0, 0, 0, 5 * 3600, false, "+05");
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2018-06-21 21:55:12 +02:00
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EXPECT_EQ(chrono::system_clock::from_time_t(-5 * 3600), tp);
|
2018-04-23 17:17:58 +02:00
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}
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TEST(TimeZoneEdgeCase, NegativeYear) {
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// Tests transition from year 0 (aka 1BCE) to year -1.
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const time_zone tz = utc_time_zone();
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auto tp = convert(civil_second(0, 1, 1, 0, 0, 0), tz);
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ExpectTime(tp, tz, 0, 1, 1, 0, 0, 0, 0 * 3600, false, "UTC");
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EXPECT_EQ(weekday::saturday, get_weekday(civil_day(convert(tp, tz))));
|
2018-06-21 21:55:12 +02:00
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|
|
tp -= absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
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|
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ExpectTime(tp, tz, -1, 12, 31, 23, 59, 59, 0 * 3600, false, "UTC");
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EXPECT_EQ(weekday::friday, get_weekday(civil_day(convert(tp, tz))));
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}
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TEST(TimeZoneEdgeCase, UTC32bitLimit) {
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|
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const time_zone tz = utc_time_zone();
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|
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// Limits of signed 32-bit time_t
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|
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|
|
//
|
|
|
|
|
// 2147483647 == Tue, 19 Jan 2038 03:14:07 +0000 (UTC)
|
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// 2147483648 == Tue, 19 Jan 2038 03:14:08 +0000 (UTC)
|
|
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|
|
auto tp = convert(civil_second(2038, 1, 19, 3, 14, 7), tz);
|
|
|
|
|
ExpectTime(tp, tz, 2038, 1, 19, 3, 14, 7, 0 * 3600, false, "UTC");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 2038, 1, 19, 3, 14, 8, 0 * 3600, false, "UTC");
|
|
|
|
|
}
|
|
|
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|
|
|
|
TEST(TimeZoneEdgeCase, UTC5DigitYear) {
|
|
|
|
|
const time_zone tz = utc_time_zone();
|
|
|
|
|
|
|
|
|
|
// Rollover to 5-digit year
|
|
|
|
|
//
|
|
|
|
|
// 253402300799 == Fri, 31 Dec 9999 23:59:59 +0000 (UTC)
|
|
|
|
|
// 253402300800 == Sat, 1 Jan 1000 00:00:00 +0000 (UTC)
|
|
|
|
|
auto tp = convert(civil_second(9999, 12, 31, 23, 59, 59), tz);
|
|
|
|
|
ExpectTime(tp, tz, 9999, 12, 31, 23, 59, 59, 0 * 3600, false, "UTC");
|
2018-06-21 21:55:12 +02:00
|
|
|
tp += absl::time_internal::cctz::seconds(1);
|
2018-04-23 17:17:58 +02:00
|
|
|
ExpectTime(tp, tz, 10000, 1, 1, 0, 0, 0, 0 * 3600, false, "UTC");
|
|
|
|
|
}
|
|
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|
|
|
} // namespace cctz
|
|
|
|
|
} // namespace time_internal
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} // namespace absl
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