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/*
* Copyright (c) 2014, 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
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.text.SimpleDateFormat;
import java.time.chrono.JapaneseChronology;
import java.time.chrono.JapaneseDate;
import java.time.chrono.JapaneseEra;
import java.time.format.DateTimeFormatter;
import java.time.format.TextStyle;
import java.util.Calendar;
import java.util.Date;
import java.util.GregorianCalendar;
import static java.util.GregorianCalendar.*;
import java.util.Locale;
import java.util.TimeZone;
/*
* Usage:
* java SupplementalJapaneseEraTest <flag>
* <flag>
* -s prints start time for a test era
* -e prints the English name of the last predefined era
*
* java -Djdk.calendar.japanese.supplemental.era=... SupplementalJapaneseEraTest <flag>
* -t executes tests with a valid property value
* -b <eraname>
* executes tests with an invalid property value
* <eraname> must be the output with -e
*/
public class SupplementalJapaneseEraTest {
private static final Locale WAREKI_LOCALE = Locale.forLanguageTag("ja-JP-u-ca-japanese");
private static final String SUP_ERA_NAME = "SupEra";
private static final String SUP_ERA_ABBR = "S.E.";
private static int errors = 0;
public static void main(String[] args) {
// args[0] is a flag.
switch (args[0]) {
case "-s":
// print the start time of the new era for testing
Calendar cal = new Calendar.Builder()
.setCalendarType("japanese")
.setTimeZone(TimeZone.getTimeZone("GMT"))
.setFields(ERA, 5)
.setDate(200, FEBRUARY, 11)
.build();
System.out.println(cal.getTimeInMillis());
break;
case "-e":
// print the current era name in English
Calendar jcal = new Calendar.Builder()
.setCalendarType("japanese")
.setFields(YEAR, 1, DAY_OF_YEAR, 1)
.build();
System.out.println(jcal.getDisplayName(ERA, LONG, Locale.US));
break;
case "-t":
// test with a valid property value
testProperty();
break;
case "-b":
// test with an invalid property value
// args[1] is the current era name given by -e.
testValidation(args[1].replace("\r", "")); // remove any CR for Cygwin
break;
}
if (errors != 0) {
throw new RuntimeException("test failed");
}
}
private static void testProperty() {
Calendar jcal = new Calendar.Builder()
.setCalendarType("japanese")
.setFields(ERA, 6, YEAR, 1, DAY_OF_YEAR, 1)
.build();
Date firstDayOfEra = jcal.getTime();
jcal.set(ERA, jcal.get(ERA) - 1); // previous era
jcal.set(YEAR, 1);
jcal.set(DAY_OF_YEAR, 1);
Calendar cal = new GregorianCalendar();
cal.setTimeInMillis(jcal.getTimeInMillis());
cal.add(YEAR, 199);
int year = cal.get(YEAR);
SimpleDateFormat sdf;
String expected, got;
// test long era name
sdf = new SimpleDateFormat("GGGG y-MM-dd", WAREKI_LOCALE);
got = sdf.format(firstDayOfEra);
expected = SUP_ERA_NAME + " 1-02-11";
if (!expected.equals(got)) {
System.err.printf("GGGG y-MM-dd: got=\"%s\", expected=\"%s\"%n", got, expected);
errors++;
}
// test era abbreviation
sdf = new SimpleDateFormat("G y-MM-dd", WAREKI_LOCALE);
got = sdf.format(firstDayOfEra);
expected = SUP_ERA_ABBR + " 1-02-11";
if (!expected.equals(got)) {
System.err.printf("G y-MM-dd: got=\"%s\", expected=\"%s\"%n", got, expected);
errors++;
}
// confirm the gregorian year
sdf = new SimpleDateFormat("y", Locale.US);
int y = Integer.parseInt(sdf.format(firstDayOfEra));
if (y != year) {
System.err.printf("Gregorian year: got=%d, expected=%d%n", y, year);
errors++;
}
// test java.time.chrono.JapaneseEra
JapaneseDate jdate = JapaneseDate.of(year, 2, 11);
got = jdate.toString();
expected = "Japanese " + SUP_ERA_NAME + " 1-02-11";
if (!expected.equals(got)) {
System.err.printf("JapaneseDate: got=\"%s\", expected=\"%s\"%n", got, expected);
errors++;
}
JapaneseEra jera = jdate.getEra();
got = jera.getDisplayName(TextStyle.FULL, Locale.US);
if (!SUP_ERA_NAME.equals(got)) {
System.err.printf("JapaneseEra (FULL): got=\"%s\", expected=\"%s\"%n", got, SUP_ERA_NAME);
errors++;
}
got = jera.getDisplayName(TextStyle.SHORT, Locale.US);
if (!SUP_ERA_NAME.equals(got)) {
System.err.printf("JapaneseEra (SHORT): got=\"%s\", expected=\"%s\"%n", got, SUP_ERA_NAME);
errors++;
}
got = jera.getDisplayName(TextStyle.NARROW, Locale.US);
if (!SUP_ERA_ABBR.equals(got)) {
System.err.printf("JapaneseEra (NARROW): got=\"%s\", expected=\"%s\"%n", got, SUP_ERA_ABBR);
errors++;
}
got = jera.getDisplayName(TextStyle.NARROW_STANDALONE, Locale.US);
if (!SUP_ERA_ABBR.equals(got)) {
System.err.printf("JapaneseEra (NARROW_STANDALONE): got=\"%s\", expected=\"%s\"%n", got, SUP_ERA_ABBR);
errors++;
}
// test full/short/narrow names with java.time.format
got = DateTimeFormatter
.ofPattern("GGGG G GGGGG")
.withLocale(Locale.US)
.withChronology(JapaneseChronology.INSTANCE)
.format(jdate);
expected = SUP_ERA_NAME + " " + SUP_ERA_NAME + " " + SUP_ERA_ABBR;
if (!expected.equals(got)) {
System.err.printf("java.time formatter full/short/narrow names: got=\"%s\", expected=\"%s\"%n", got, expected);
errors++;
}
}
private static void testValidation(String eraName) {
Calendar jcal = new Calendar.Builder()
.setCalendarType("japanese")
.setFields(YEAR, 1, DAY_OF_YEAR, 1)
.build();
if (!jcal.getDisplayName(ERA, LONG, Locale.US).equals(eraName)) {
errors++;
String prop = System.getProperty("jdk.calendar.japanese.supplemental.era");
System.err.println("Era changed with invalid property: " + prop);
}
}
}
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