Bug8001562.java

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/*
 * @test
 * @bug 8001562
 * @summary Verify that getAvailableLocales() in locale sensitive services
 *     classes return compatible set of locales as in JDK7.
 * @run main Bug8001562
 */

import java.text.*;
import java.util.*;

public class Bug8001562 {

    static final String[] jdk7availTags = {
        "ar", "ar-AE", "ar-BH", "ar-DZ", "ar-EG", "ar-IQ", "ar-JO", "ar-KW",
        "ar-LB", "ar-LY", "ar-MA", "ar-OM", "ar-QA", "ar-SA", "ar-SD", "ar-SY",
        "ar-TN", "ar-YE", "be", "be-BY", "bg", "bg-BG", "ca", "ca-ES", "cs",
        "cs-CZ", "da", "da-DK", "de", "de-AT", "de-CH", "de-DE", "de-LU", "el",
        "el-CY", "el-GR", "en", "en-AU", "en-CA", "en-GB", "en-IE", "en-IN",
        "en-MT", "en-NZ", "en-PH", "en-SG", "en-US", "en-ZA", "es", "es-AR",
        "es-BO", "es-CL", "es-CO", "es-CR", "es-DO", "es-EC", "es-ES", "es-GT",
        "es-HN", "es-MX", "es-NI", "es-PA", "es-PE", "es-PR", "es-PY", "es-SV",
        "es-US", "es-UY", "es-VE", "et", "et-EE", "fi", "fi-FI", "fr", "fr-BE",
        "fr-CA", "fr-CH", "fr-FR", "fr-LU", "ga", "ga-IE", "he", "he-IL",
        "hi-IN", "hr", "hr-HR", "hu", "hu-HU", "id", "id-ID", "is", "is-IS",
        "it", "it-CH", "it-IT", "ja", "ja-JP",
        "ja-JP-u-ca-japanese-x-lvariant-JP", "ko", "ko-KR", "lt", "lt-LT", "lv",
        "lv-LV", "mk", "mk-MK", "ms", "ms-MY", "mt", "mt-MT", "nl", "nl-BE",
        "nl-NL", "no", "no-NO", "no-NO-x-lvariant-NY", "pl", "pl-PL", "pt",
        "pt-BR", "pt-PT", "ro", "ro-RO", "ru", "ru-RU", "sk", "sk-SK", "sl",
        "sl-SI", "sq", "sq-AL", "sr", "sr-BA", "sr-CS", "sr-Latn", "sr-Latn-BA",
        "sr-Latn-ME", "sr-Latn-RS", "sr-ME", "sr-RS", "sv", "sv-SE", "th",
        "th-TH", "th-TH-u-nu-thai-x-lvariant-TH", "tr", "tr-TR", "uk", "uk-UA",
        "vi", "vi-VN", "zh", "zh-CN", "zh-HK", "zh-SG", "zh-TW", };
    static List<Locale> jdk7availLocs = new ArrayList<>();
    static {
        for (String locStr : jdk7availTags) {
            jdk7availLocs.add(Locale.forLanguageTag(locStr));
        }
    }

    public static void main(String[] args) {
        List<Locale> avail = Arrays.asList(BreakIterator.getAvailableLocales());
        diffLocale(BreakIterator.class, avail);

        avail = Arrays.asList(Collator.getAvailableLocales());
        diffLocale(Collator.class, avail);

        avail = Arrays.asList(DateFormat.getAvailableLocales());
        diffLocale(DateFormat.class, avail);

        avail = Arrays.asList(DateFormatSymbols.getAvailableLocales());
        diffLocale(DateFormatSymbols.class, avail);

        avail = Arrays.asList(DecimalFormatSymbols.getAvailableLocales());
        diffLocale(DecimalFormatSymbols.class, avail);

        avail = Arrays.asList(NumberFormat.getAvailableLocales());
        diffLocale(NumberFormat.class, avail);

        avail = Arrays.asList(Locale.getAvailableLocales());
        diffLocale(Locale.class, avail);
    }

    static void diffLocale(Class c, List<Locale> locs) {
        String diff = "";

        System.out.printf("Only in target locales (%s.getAvailableLocales()): ", c.getSimpleName());
        for (Locale l : locs) {
            if (!jdk7availLocs.contains(l)) {
                diff += "\""+l.toLanguageTag()+"\", ";
            }
        }
        System.out.println(diff);
        diff = "";

        System.out.printf("Only in JDK7 (%s.getAvailableLocales()): ", c.getSimpleName());
        for (Locale l : jdk7availLocs) {
            if (!locs.contains(l)) {
                diff += "\""+l.toLanguageTag()+"\", ";
            }
        }
        System.out.println(diff);

        if (diff.length() > 0) {
            throw new RuntimeException("Above locale(s) were not included in the target available locales");
        }
    }
}