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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.commons.lang3.time;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.GregorianCalendar;
import java.util.Locale;
import java.util.TimeZone;
import org.apache.commons.lang3.AbstractLangTest;
import org.apache.commons.lang3.function.TriFunction;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.MethodSource;
/**
* These tests fail on Java 15 due to a bug which was only fixed for Java 16.
* <ul>
* <li>https://bugs.openjdk.java.net/browse/JDK-8248434</li>
* <li>https://bugs.openjdk.java.net/browse/JDK-8248655</li>
* </ul>
*/
public class Java15BugFastDateParserTest extends AbstractLangTest {
/** @see org.apache.commons.lang3.time.FastDateParserTest#dateParserParameters() */
private static final String DATE_PARSER_PARAMETERS = "org.apache.commons.lang3.time.FastDateParserTest#dateParserParameters()";
@Test
public void java15BuggyLocaleTest() throws ParseException {
final String buggyLocaleName = "ff_LR_#Adlm";
Locale buggyLocale = null;
for (final Locale locale : Locale.getAvailableLocales()) {
if (buggyLocaleName.equals(locale.toString())) {
buggyLocale = locale;
break;
}
}
if (buggyLocale == null) {
return;
}
testSingleLocale(buggyLocale);
}
@Test
public void java15BuggyLocaleTestAll() throws ParseException {
for (final Locale locale : Locale.getAvailableLocales()) {
testSingleLocale(locale);
}
}
private void testLocales(final TriFunction<String, TimeZone, Locale, DateParser> dbProvider, final String format,
final boolean eraBC) throws Exception {
final Calendar cal = Calendar.getInstance(TimeZones.GMT);
cal.clear();
cal.set(2003, Calendar.FEBRUARY, 10);
if (eraBC) {
cal.set(Calendar.ERA, GregorianCalendar.BC);
}
for (final Locale locale : Locale.getAvailableLocales()) {
// ja_JP_JP cannot handle dates before 1868 properly
if (eraBC && locale.equals(FastDateParser.JAPANESE_IMPERIAL)) {
continue;
}
final SimpleDateFormat sdf = new SimpleDateFormat(format, locale);
final DateParser fdf = dbProvider.apply(format, TimeZone.getDefault(), locale);
// If parsing fails, a ParseException will be thrown and the test will fail
FastDateParserTest.checkParse(locale, cal, sdf, fdf);
}
}
@ParameterizedTest
@MethodSource(DATE_PARSER_PARAMETERS)
public void testLocales_Long_AD(final TriFunction<String, TimeZone, Locale, DateParser> dpProvider)
throws Exception {
testLocales(dpProvider, FastDateParserTest.LONG_FORMAT, false);
}
@ParameterizedTest
@MethodSource(DATE_PARSER_PARAMETERS)
public void testLocales_Long_BC(final TriFunction<String, TimeZone, Locale, DateParser> dpProvider)
throws Exception {
testLocales(dpProvider, FastDateParserTest.LONG_FORMAT, true);
}
@ParameterizedTest
@MethodSource(DATE_PARSER_PARAMETERS)
public void testLocales_LongNoEra_AD(final TriFunction<String, TimeZone, Locale, DateParser> dpProvider)
throws Exception {
testLocales(dpProvider, FastDateParserTest.LONG_FORMAT_NOERA, false);
}
@ParameterizedTest
@MethodSource(DATE_PARSER_PARAMETERS)
public void testLocales_LongNoEra_BC(final TriFunction<String, TimeZone, Locale, DateParser> dpProvider)
throws Exception {
testLocales(dpProvider, FastDateParserTest.LONG_FORMAT_NOERA, true);
}
@ParameterizedTest
@MethodSource(DATE_PARSER_PARAMETERS)
public void testLocales_Short_AD(final TriFunction<String, TimeZone, Locale, DateParser> dpProvider)
throws Exception {
testLocales(dpProvider, FastDateParserTest.SHORT_FORMAT, false);
}
@ParameterizedTest
@MethodSource(DATE_PARSER_PARAMETERS)
public void testLocales_Short_BC(final TriFunction<String, TimeZone, Locale, DateParser> dpProvider)
throws Exception {
testLocales(dpProvider, FastDateParserTest.SHORT_FORMAT, true);
}
@ParameterizedTest
@MethodSource(DATE_PARSER_PARAMETERS)
public void testLocales_ShortNoEra_AD(final TriFunction<String, TimeZone, Locale, DateParser> dpProvider)
throws Exception {
testLocales(dpProvider, FastDateParserTest.SHORT_FORMAT_NOERA, false);
}
@ParameterizedTest
@MethodSource(DATE_PARSER_PARAMETERS)
public void testLocales_ShortNoEra_BC(final TriFunction<String, TimeZone, Locale, DateParser> dpProvider)
throws Exception {
testLocales(dpProvider, FastDateParserTest.SHORT_FORMAT_NOERA, true);
}
private void testSingleLocale(final Locale locale) throws ParseException {
final Calendar cal = Calendar.getInstance(TimeZones.GMT);
cal.clear();
cal.set(2003, Calendar.FEBRUARY, 10);
final SimpleDateFormat sdf = new SimpleDateFormat(FastDateParserTest.LONG_FORMAT, locale);
final String formattedDate = sdf.format(cal.getTime());
sdf.parse(formattedDate);
sdf.parse(formattedDate.toUpperCase(locale));
sdf.parse(formattedDate.toLowerCase(locale));
}
}
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