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/*
* Copyright (c) 2017, 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8167273
* @summary Test
* Era names retrieved from Calendar and DateFormatSymbols class
* should match for default providers preference
* as well as when preference list is [COMPAT, CLDR],
* Empty era names are not retrieved from DateformatSymbols class.
* Equivalent locales specified for [zh-HK, no-NO, no] for
* CLDR Provider works correctly.
* Implict COMPAT Locale nb is reflected in available locales
* for all Providers for COMPAT.
* @modules java.base/sun.util.locale.provider
* java.base/sun.util.spi
* jdk.localedata
* @run main/othervm -Djava.locale.providers=COMPAT,CLDR Bug8167273 testEraName
* @run main/othervm Bug8167273 testEraName
* @run main/othervm -Djava.locale.providers=CLDR Bug8167273 testCldr
* @run main/othervm Bug8167273 testEmptyEraNames
* @run main/othervm -Djava.locale.providers=COMPAT Bug8167273 testCompat
*/
import java.text.DateFormatSymbols;
import java.util.Arrays;
import java.util.Calendar;
import java.util.HashSet;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
import sun.util.locale.provider.LocaleProviderAdapter;
import sun.util.locale.provider.LocaleProviderAdapter.Type;
public class Bug8167273 {
public static void main(String[] args) throws Exception {
switch (args[0]) {
case "testEraName":
testEraName();
break;
case "testEmptyEraNames":
testEmptyEraNames();
break;
case "testCldr":
testCldrSupportedLocales();
break;
case "testCompat":
testCompatSupportedLocale();
break;
default:
throw new RuntimeException("no test was specified.");
}
}
/**
* tests that era names retrieved from Calendar.getDisplayNames map should
* match with that of Era names retrieved from DateFormatSymbols.getEras()
* method for all Gregorian Calendar locales .
*/
public static void testEraName() {
Set<Locale> allLocales = Set.of(Locale.getAvailableLocales());
Set<Locale> JpThlocales = Set.of(
new Locale("th", "TH"),
new Locale("ja", "JP", "JP"), new Locale("th", "TH", "TH")
);
Set<Locale> allLocs = new HashSet<>(allLocales);
// Removing Japense and Thai Locales to check Gregorian Calendar Locales
allLocs.removeAll(JpThlocales);
allLocs.forEach((locale) -> {
Calendar cal = Calendar.getInstance(locale);
Map<String, Integer> names = cal.getDisplayNames(Calendar.ERA, Calendar.ALL_STYLES, locale);
DateFormatSymbols symbols = new DateFormatSymbols(locale);
String[] eras = symbols.getEras();
for (String era : eras) {
if (!names.containsKey(era)) {
reportMismatch(names.keySet(), eras, locale);
}
}
});
}
private static void reportMismatch(Set<String> CalendarEras, String[] dfsEras, Locale locale) {
System.out.println("For Locale " + locale + "era names in calendar map are " + CalendarEras);
for (String era : dfsEras) {
System.out.println("For Locale " + locale + " era names in DateFormatSymbols era array are " + era);
}
throw new RuntimeException(" Era name retrived from Calendar class do not match with"
+ " retrieved from DateFormatSymbols for Locale " + locale);
}
/**
* tests that Eras names returned from DateFormatSymbols.getEras()
* and Calendar.getDisplayNames() should not be empty for any Locale.
*/
private static void testEmptyEraNames() {
Set<Locale> allLocales = Set.of(Locale.getAvailableLocales());
allLocales.forEach((loc) -> {
DateFormatSymbols dfs = new DateFormatSymbols(loc);
Calendar cal = Calendar.getInstance(loc);
Map<String, Integer> names = cal.getDisplayNames(Calendar.ERA, Calendar.ALL_STYLES, loc);
Set<String> CalendarEraNames = names.keySet();
String[] eras = dfs.getEras();
for (String era : eras) {
if (era.isEmpty()) {
throw new RuntimeException("Empty era names retrieved for DateFomatSymbols.getEras"
+ " for locale " + loc);
}
}
CalendarEraNames.stream().filter((erakey) -> (erakey.isEmpty())).forEachOrdered((l) -> {
throw new RuntimeException("Empty era names retrieved for Calendar.getDisplayName"
+ " for locale " + loc);
});
});
}
/**
* tests that CLDR provider should return true for locale zh_HK, no-NO and
* no.
*/
private static void testCldrSupportedLocales() {
Set<Locale> locales = Set.of(Locale.forLanguageTag("zh-HK"),
Locale.forLanguageTag("no-NO"),
Locale.forLanguageTag("no"));
LocaleProviderAdapter cldr = LocaleProviderAdapter.forType(Type.CLDR);
Set<Locale> availableLocs = Set.of(cldr.getAvailableLocales());
Set<String> langtags = new HashSet<>();
availableLocs.forEach((loc) -> {
langtags.add(loc.toLanguageTag());
});
locales.stream().filter((loc) -> (!cldr.isSupportedProviderLocale(loc, langtags))).forEachOrdered((loc) -> {
throw new RuntimeException("Locale " + loc + " is not supported by CLDR Locale Provider");
});
}
/**
* Tests that locale nb should be supported by JRELocaleProvider .
*/
private static void testCompatSupportedLocale() {
LocaleProviderAdapter jre = LocaleProviderAdapter.forJRE();
checkPresenceCompat("BreakIteratorProvider",
jre.getBreakIteratorProvider().getAvailableLocales());
checkPresenceCompat("CollatorProvider",
jre.getCollatorProvider().getAvailableLocales());
checkPresenceCompat("DateFormatProvider",
jre.getDateFormatProvider().getAvailableLocales());
checkPresenceCompat("DateFormatSymbolsProvider",
jre.getDateFormatSymbolsProvider().getAvailableLocales());
checkPresenceCompat("DecimalFormatSymbolsProvider",
jre.getDecimalFormatSymbolsProvider().getAvailableLocales());
checkPresenceCompat("NumberFormatProvider",
jre.getNumberFormatProvider().getAvailableLocales());
checkPresenceCompat("CurrencyNameProvider",
jre.getCurrencyNameProvider().getAvailableLocales());
checkPresenceCompat("LocaleNameProvider",
jre.getLocaleNameProvider().getAvailableLocales());
checkPresenceCompat("TimeZoneNameProvider",
jre.getTimeZoneNameProvider().getAvailableLocales());
checkPresenceCompat("CalendarDataProvider",
jre.getCalendarDataProvider().getAvailableLocales());
checkPresenceCompat("CalendarNameProvider",
jre.getCalendarNameProvider().getAvailableLocales());
checkPresenceCompat("CalendarProvider",
jre.getCalendarProvider().getAvailableLocales());
}
private static void checkPresenceCompat(String testName, Locale[] got) {
List<Locale> gotLocalesList = Arrays.asList(got);
Locale nb = Locale.forLanguageTag("nb");
if (!gotLocalesList.contains(nb)) {
throw new RuntimeException("Locale nb not supported by JREProvider for "
+ testName + " test ");
}
}
}
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