/*

 * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 * questions.

 */

 /*

 * @test

 * @bug 8149452 8151876 8181157 8206965

 * @modules java.base/sun.util.calendar

 * @run main/othervm -Duser.language=de -Duser.country=DE Bug8149452

 * @run main/othervm -Duser.language=ja -Duser.country=JP Bug8149452

 * @run main/othervm -Duser.language=en -Duser.country=US Bug8149452

 * @summary Check the missing time zone names for English, German and Japanese locales.

 */

import java.text.DateFormatSymbols;

import java.util.ArrayList;

import java.util.TimeZone;

import java.util.Arrays;

import java.util.List;

public class Bug8149452 {

    public static void main(String[] args) {

        List<String> listNotFound = new ArrayList<>();

        String[][] zoneStrings = DateFormatSymbols.getInstance()

                .getZoneStrings();

        for (String tzID : TimeZone.getAvailableIDs()) {

            if (!Arrays.stream(zoneStrings)

                    .anyMatch(zone -> tzID.equalsIgnoreCase(zone[0]))) {

                // to ignore names for Etc/GMT[+-][0-9]+ which are not supported

                if (!tzID.startsWith("Etc/GMT")

                        && !tzID.startsWith("GMT")) {

                    listNotFound.add(tzID);

                }

            }

        }

        if (!listNotFound.isEmpty()) {

            throw new RuntimeException("Test Failed: Time Zone Strings for "

                    + listNotFound + " not found");

        }

    }

}