/*
* Copyright (C) 2008 Google Inc.
*
* 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.
*/
package android.util;
import junit.framework.TestCase;
import android.util.TimeUtils;
import java.util.Calendar;
import java.util.TimeZone;
/**
* TimeUtilsTest tests the time zone guesser.
*/
public class TimeUtilsTest extends TestCase {
public void testMainstream() throws Exception {
String[] mainstream = new String[] {
"America/New_York", // Eastern
"America/Chicago", // Central
"America/Denver", // Mountain
"America/Los_Angeles", // Pacific
"America/Anchorage", // Alaska
"Pacific/Honolulu", // Hawaii, no DST
};
for (String name : mainstream) {
TimeZone tz = TimeZone.getTimeZone(name);
Calendar c = Calendar.getInstance(tz);
TimeZone guess;
c.set(2008, Calendar.OCTOBER, 20, 12, 00, 00);
guess = guess(c, "us");
assertEquals(name, guess.getID());
c.set(2009, Calendar.JANUARY, 20, 12, 00, 00);
guess = guess(c, "us");
assertEquals(name, guess.getID());
}
}
public void testWeird() throws Exception {
String[] weird = new String[] {
"America/Phoenix", // Mountain, no DST
"America/Adak", // Same as Hawaii, but with DST
};
for (String name : weird) {
TimeZone tz = TimeZone.getTimeZone(name);
Calendar c = Calendar.getInstance(tz);
TimeZone guess;
c.set(2008, Calendar.OCTOBER, 20, 12, 00, 00);
guess = guess(c, "us");
assertEquals(name, guess.getID());
}
}
public void testOld() throws Exception {
String[] old = new String[] {
"America/Indiana/Indianapolis", // Eastern, formerly no DST
};
for (String name : old) {
TimeZone tz = TimeZone.getTimeZone(name);
Calendar c = Calendar.getInstance(tz);
TimeZone guess;
c.set(2005, Calendar.OCTOBER, 20, 12, 00, 00);
guess = guess(c, "us");
assertEquals(name, guess.getID());
}
}
public void testWorld() throws Exception {
String[] world = new String[] {
"ad", "Europe/Andorra",
"ae", "Asia/Dubai",
"af", "Asia/Kabul",
"ag", "America/Antigua",
"ai", "America/Anguilla",
"al", "Europe/Tirane",
"am", "Asia/Yerevan",
"an", "America/Curacao",
"ao", "Africa/Luanda",
"aq", "Antarctica/McMurdo",
"aq", "Antarctica/DumontDUrville",
"aq", "Antarctica/Casey",
"aq", "Antarctica/Davis",
"aq", "Antarctica/Mawson",
"aq", "Antarctica/Syowa",
"aq", "Antarctica/Rothera",
"aq", "Antarctica/Palmer",
"ar", "America/Argentina/Buenos_Aires",
"as", "Pacific/Pago_Pago",
"at", "Europe/Vienna",
"au", "Australia/Sydney",
"au", "Australia/Adelaide",
"au", "Australia/Perth",
"au", "Australia/Eucla",
"aw", "America/Aruba",
"ax", "Europe/Mariehamn",
"az", "Asia/Baku",
"ba", "Europe/Sarajevo",
"bb", "America/Barbados",
"bd", "Asia/Dhaka",
"be", "Europe/Brussels",
"bf", "Africa/Ouagadougou",
"bg", "Europe/Sofia",
"bh", "Asia/Bahrain",
"bi", "Africa/Bujumbura",
"bj", "Africa/Porto-Novo",
"bm", "Atlantic/Bermuda",
"bn", "Asia/Brunei",
"bo", "America/La_Paz",
"br", "America/Noronha",
"br", "America/Sao_Paulo",
"br", "America/Manaus",
"bs", "America/Nassau",
"bt", "Asia/Thimphu",
"bw", "Africa/Gaborone",
"by", "Europe/Minsk",
"bz", "America/Belize",
"ca", "America/St_Johns",
"ca", "America/Halifax",
"ca", "America/Toronto",
"ca", "America/Winnipeg",
"ca", "America/Edmonton",
"ca", "America/Vancouver",
"cc", "Indian/Cocos",
"cd", "Africa/Lubumbashi",
"cd", "Africa/Kinshasa",
"cf", "Africa/Bangui",
"cg", "Africa/Brazzaville",
"ch", "Europe/Zurich",
"ci", "Africa/Abidjan",
"ck", "Pacific/Rarotonga",
"cl", "America/Santiago",
"cl", "Pacific/Easter",
"cm", "Africa/Douala",
"cn", "Asia/Shanghai",
"co", "America/Bogota",
"cr", "America/Costa_Rica",
"cu", "America/Havana",
"cv", "Atlantic/Cape_Verde",
"cx", "Indian/Christmas",
"cy", "Asia/Nicosia",
"cz", "Europe/Prague",
"de", "Europe/Berlin",
"dj", "Africa/Djibouti",
"dk", "Europe/Copenhagen",
"dm", "America/Dominica",
"do", "America/Santo_Domingo",
"dz", "Africa/Algiers",
"ec", "America/Guayaquil",
"ec", "Pacific/Galapagos",
"ee", "Europe/Tallinn",
"eg", "Africa/Cairo",
"eh", "Africa/El_Aaiun",
"er", "Africa/Asmara",
"es", "Europe/Madrid",
"es", "Atlantic/Canary",
"et", "Africa/Addis_Ababa",
"fi", "Europe/Helsinki",
"fj", "Pacific/Fiji",
"fk", "Atlantic/Stanley",
"fm", "Pacific/Ponape",
"fm", "Pacific/Truk",
"fo", "Atlantic/Faroe",
"fr", "Europe/Paris",
"ga", "Africa/Libreville",
"gb", "Europe/London",
"gd", "America/Grenada",
"ge", "Asia/Tbilisi",
"gf", "America/Cayenne",
"gg", "Europe/Guernsey",
"gh", "Africa/Accra",
"gi", "Europe/Gibraltar",
"gl", "America/Danmarkshavn",
"gl", "America/Scoresbysund",
"gl", "America/Godthab",
"gl", "America/Thule",
"gm", "Africa/Banjul",
"gn", "Africa/Conakry",
"gp", "America/Guadeloupe",
"gq", "Africa/Malabo",
"gr", "Europe/Athens",
"gs", "Atlantic/South_Georgia",
"gt", "America/Guatemala",
"gu", "Pacific/Guam",
"gw", "Africa/Bissau",
"gy", "America/Guyana",
"hk", "Asia/Hong_Kong",
"hn", "America/Tegucigalpa",
"hr", "Europe/Zagreb",
"ht", "America/Port-au-Prince",
"hu", "Europe/Budapest",
"id", "Asia/Jayapura",
"id", "Asia/Makassar",
"id", "Asia/Jakarta",
"ie", "Europe/Dublin",
"il", "Asia/Jerusalem",
"im", "Europe/Isle_of_Man",
"in", "Asia/Calcutta",
"io", "Indian/Chagos",
"iq", "Asia/Baghdad",
"ir", "Asia/Tehran",
"is", "Atlantic/Reykjavik",
"it", "Europe/Rome",
"je", "Europe/Jersey",
"jm", "America/Jamaica",
"jo", "Asia/Amman",
"jp", "Asia/Tokyo",
"ke", "Africa/Nairobi",
"kg", "Asia/Bishkek",
"kh", "Asia/Phnom_Penh",
"ki", "Pacific/Kiritimati",
"ki", "Pacific/Enderbury",
"ki", "Pacific/Tarawa",
"km", "Indian/Comoro",
"kn", "America/St_Kitts",
"kp", "Asia/Pyongyang",
"kr", "Asia/Seoul",
"kw", "Asia/Kuwait",
"ky", "America/Cayman",
"kz", "Asia/Almaty",
"kz", "Asia/Aqtau",
"la", "Asia/Vientiane",
"lb", "Asia/Beirut",
"lc", "America/St_Lucia",
"li", "Europe/Vaduz",
"lk", "Asia/Colombo",
"lr", "Africa/Monrovia",
"ls", "Africa/Maseru",
"lt", "Europe/Vilnius",
"lu", "Europe/Luxembourg",
"lv", "Europe/Riga",
"ly", "Africa/Tripoli",
"ma", "Africa/Casablanca",
"mc", "Europe/Monaco",
"md", "Europe/Chisinau",
"me", "Europe/Podgorica",
"mg", "Indian/Antananarivo",
"mh", "Pacific/Majuro",
"mk", "Europe/Skopje",
"ml", "Africa/Bamako",
"mm", "Asia/Rangoon",
"mn", "Asia/Choibalsan",
"mn", "Asia/Hovd",
"mo", "Asia/Macau",
"mp", "Pacific/Saipan",
"mq", "America/Martinique",
"mr", "Africa/Nouakchott",
"ms", "America/Montserrat",
"mt", "Europe/Malta",
"mu", "Indian/Mauritius",
"mv", "Indian/Maldives",
"mw", "Africa/Blantyre",
"mx", "America/Mexico_City",
"mx", "America/Chihuahua",
"mx", "America/Tijuana",
"my", "Asia/Kuala_Lumpur",
"mz", "Africa/Maputo",
"na", "Africa/Windhoek",
"nc", "Pacific/Noumea",
"ne", "Africa/Niamey",
"nf", "Pacific/Norfolk",
"ng", "Africa/Lagos",
"ni", "America/Managua",
"nl", "Europe/Amsterdam",
"no", "Europe/Oslo",
"np", "Asia/Katmandu",
"nr", "Pacific/Nauru",
"nu", "Pacific/Niue",
"nz", "Pacific/Auckland",
"nz", "Pacific/Chatham",
"om", "Asia/Muscat",
"pa", "America/Panama",
"pe", "America/Lima",
"pf", "Pacific/Gambier",
"pf", "Pacific/Marquesas",
"pf", "Pacific/Tahiti",
"pg", "Pacific/Port_Moresby",
"ph", "Asia/Manila",
"pk", "Asia/Karachi",
"pl", "Europe/Warsaw",
"pm", "America/Miquelon",
"pn", "Pacific/Pitcairn",
"pr", "America/Puerto_Rico",
"ps", "Asia/Gaza",
"pt", "Europe/Lisbon",
"pt", "Atlantic/Azores",
"pw", "Pacific/Palau",
"py", "America/Asuncion",
"qa", "Asia/Qatar",
"re", "Indian/Reunion",
"ro", "Europe/Bucharest",
"rs", "Europe/Belgrade",
"ru", "Asia/Kamchatka",
"ru", "Asia/Magadan",
"ru", "Asia/Vladivostok",
"ru", "Asia/Yakutsk",
"ru", "Asia/Irkutsk",
"ru", "Asia/Krasnoyarsk",
"ru", "Asia/Novosibirsk",
"ru", "Asia/Yekaterinburg",
"ru", "Europe/Samara",
"ru", "Europe/Moscow",
"ru", "Europe/Kaliningrad",
"rw", "Africa/Kigali",
"sa", "Asia/Riyadh",
"sb", "Pacific/Guadalcanal",
"sc", "Indian/Mahe",
"sd", "Africa/Khartoum",
"se", "Europe/Stockholm",
"sg", "Asia/Singapore",
"sh", "Atlantic/St_Helena",
"si", "Europe/Ljubljana",
"sj", "Arctic/Longyearbyen",
"sk", "Europe/Bratislava",
"sl", "Africa/Freetown",
"sm", "Europe/San_Marino",
"sn", "Africa/Dakar",
"so", "Africa/Mogadishu",
"sr", "America/Paramaribo",
"st", "Africa/Sao_Tome",
"sv", "America/El_Salvador",
"sy", "Asia/Damascus",
"sz", "Africa/Mbabane",
"tc", "America/Grand_Turk",
"td", "Africa/Ndjamena",
"tf", "Indian/Kerguelen",
"tg", "Africa/Lome",
"th", "Asia/Bangkok",
"tj", "Asia/Dushanbe",
"tk", "Pacific/Fakaofo",
"tl", "Asia/Dili",
"tm", "Asia/Ashgabat",
"tn", "Africa/Tunis",
"to", "Pacific/Tongatapu",
"tr", "Europe/Istanbul",
"tt", "America/Port_of_Spain",
"tv", "Pacific/Funafuti",
"tw", "Asia/Taipei",
"tz", "Africa/Dar_es_Salaam",
"ua", "Europe/Kiev",
"ug", "Africa/Kampala",
"um", "Pacific/Wake",
"um", "Pacific/Johnston",
"um", "Pacific/Midway",
"us", "America/New_York",
"us", "America/Chicago",
"us", "America/Denver",
"us", "America/Los_Angeles",
"us", "America/Anchorage",
"us", "Pacific/Honolulu",
"uy", "America/Montevideo",
"uz", "Asia/Tashkent",
"va", "Europe/Vatican",
"vc", "America/St_Vincent",
"ve", "America/Caracas",
"vg", "America/Tortola",
"vi", "America/St_Thomas",
"vn", "Asia/Saigon",
"vu", "Pacific/Efate",
"wf", "Pacific/Wallis",
"ws", "Pacific/Apia",
"ye", "Asia/Aden",
"yt", "Indian/Mayotte",
"za", "Africa/Johannesburg",
"zm", "Africa/Lusaka",
"zw", "Africa/Harare",
};
for (int i = 0; i < world.length; i += 2) {
String country = world[i];
String name = world[i + 1];
TimeZone tz = TimeZone.getTimeZone(name);
Calendar c = Calendar.getInstance(tz);
TimeZone guess;
c.set(2009, Calendar.JULY, 20, 12, 00, 00);
guess = guess(c, country);
assertEquals(name, guess.getID());
c.set(2009, Calendar.JANUARY, 20, 12, 00, 00);
guess = guess(c, country);
assertEquals(name, guess.getID());
}
}
public void testWorldWeird() throws Exception {
String[] world = new String[] {
// Distinguisable from Sydney only when DST not in effect
"au", "Australia/Lord_Howe",
};
for (int i = 0; i < world.length; i += 2) {
String country = world[i];
String name = world[i + 1];
TimeZone tz = TimeZone.getTimeZone(name);
Calendar c = Calendar.getInstance(tz);
TimeZone guess;
c.set(2009, Calendar.JULY, 20, 12, 00, 00);
guess = guess(c, country);
assertEquals(name, guess.getID());
}
}
private static TimeZone guess(Calendar c, String country) {
return TimeUtils.getTimeZone(c.get(c.ZONE_OFFSET) + c.get(c.DST_OFFSET),
c.get(c.DST_OFFSET) != 0,
c.getTimeInMillis(),
country);
}
public void testFormatDuration() {
assertFormatDuration("0", 0);
assertFormatDuration("-1ms", -1);
assertFormatDuration("+1ms", 1);
assertFormatDuration("+10ms", 10);
assertFormatDuration("+100ms", 100);
assertFormatDuration("+101ms", 101);
assertFormatDuration("+330ms", 330);
assertFormatDuration("+1s330ms", 1330);
assertFormatDuration("+10s24ms", 10024);
}
private void assertFormatDuration(String expected, long duration) {
StringBuilder sb = new StringBuilder();
TimeUtils.formatDuration(duration, sb);
assertEquals("formatDuration(" + duration + ")", expected, sb.toString());
}
}