--- /dev/null 2019-02-20 18:41:15.000000000 +0530 +++ new/test/java/util/Calendar/JapaneseLenientEraTest.java 2019-02-20 18:41:13.784560400 +0530 @@ -0,0 +1,66 @@ +/* + * Copyright (c) 2019, 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 8206120 + * @summary Test whether lenient era is accepted in JapaneseImperialCalendar + * @run testng/othervm JapaneseLenientEraTest + */ + +import java.text.DateFormat; +import java.text.SimpleDateFormat; +import java.util.Calendar; +import java.util.Date; +import java.util.Locale; + +import org.testng.annotations.DataProvider; +import org.testng.annotations.Test; +import static org.testng.Assert.assertEquals; + +@Test +public class JapaneseLenientEraTest { + + @DataProvider(name="lenientEra") + Object[][] names() { + return new Object[][] { + // lenient era/year, strict era/year + { "Meiji 123", "Heisei 2" }, + { "Showa 65", "Heisei 2" }, + { "Heisei 32", "NewEra 2" }, // NewEra + }; + } + + @Test(dataProvider="lenientEra") + public void testLenientEra(String lenient, String strict) throws Exception { + Calendar c = new Calendar.Builder() + .setCalendarType("japanese") + .build(); + DateFormat df = new SimpleDateFormat("GGGG y-M-d", Locale.ROOT); + df.setCalendar(c); + Date lenDate = df.parse(lenient + "-01-01"); + df.setLenient(false); + Date strDate = df.parse(strict + "-01-01"); + assertEquals(lenDate, strDate); + } +}