test/jdk/java/time/test/java/time/chrono/TestExampleCode.java - platform/libcore - Git at Google

 /*
  * Copyright (c) 2012, 2013, 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.  Oracle designates this
  * particular file as subject to the "Classpath" exception as provided
  * by Oracle in the LICENSE file that accompanied this code.
  *
  * 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.
  */

 /*
  * Copyright (c) 2008-2012, Stephen Colebourne & Michael Nascimento Santos
  *
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  * Redistributions of source code must retain the above copyright notice,
  *    this list of conditions and the following disclaimer.
  *
  *  * Redistributions in binary form must reproduce the above copyright notice,
  *    this list of conditions and the following disclaimer in the documentation
  *    and/or other materials provided with the distribution.
  *
  *  * Neither the name of JSR-310 nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */

 package test.java.time.chrono;

 import static org.testng.Assert.assertEquals;

 import java.time.LocalDate;
 import java.time.LocalTime;
 import java.time.ZoneId;
 import java.time.chrono.ChronoLocalDate;
 import java.time.chrono.ChronoLocalDateTime;
 import java.time.chrono.ChronoZonedDateTime;
 import java.time.chrono.Chronology;
 import java.time.chrono.HijrahChronology;
 import java.time.chrono.HijrahDate;
 import java.time.chrono.ThaiBuddhistDate;
 import java.time.temporal.ChronoField;
 import java.time.temporal.ChronoUnit;
 import java.util.Locale;
 import java.util.Set;

 import org.testng.annotations.DataProvider;
 import org.testng.annotations.Test;

 /**
  * Test case verify that the example code in the package-info.java compiles
  * and runs.
  */
 public class TestExampleCode {

     @Test
     public void test_chronoPackageExample() {
         // Print the Thai Buddhist date
         ChronoLocalDate now1 = Chronology.of("ThaiBuddhist").dateNow();
         int day = now1.get(ChronoField.DAY_OF_MONTH);
         int dow = now1.get(ChronoField.DAY_OF_WEEK);
         int month = now1.get(ChronoField.MONTH_OF_YEAR);
         int year = now1.get(ChronoField.YEAR);
         System.out.printf("  Today is %s %s %d-%s-%d%n", now1.getChronology().getId(),
                 dow, day, month, year);

         // Enumerate the list of available calendars and print today for each
         Set<Chronology> chronos = Chronology.getAvailableChronologies();
         for (Chronology chrono : chronos) {
             ChronoLocalDate date = chrono.dateNow();
             System.out.printf("   %20s: %s%n", chrono.getId(), date.toString());
         }

         // Print today's date and the last day of the year for the Thai Buddhist Calendar.
         ChronoLocalDate first = now1
                 .with(ChronoField.DAY_OF_MONTH, 1)
                 .with(ChronoField.MONTH_OF_YEAR, 1);
         ChronoLocalDate last = first
                 .plus(1, ChronoUnit.YEARS)
                 .minus(1, ChronoUnit.DAYS);
         System.out.printf("  %s: 1st of year: %s; end of year: %s%n", last.getChronology().getId(),
                 first, last);
     }

     //-----------------------------------------------------------------------
     // Data provider for Hijrah Type names
     //-----------------------------------------------------------------------
     @DataProvider(name = "HijrahTypeNames")
     Object[][] data_of_ummalqura() {
         return new Object[][]{
             { "Hijrah-umalqura", "islamic-umalqura"},
         };
     }

     @Test(dataProvider= "HijrahTypeNames")
     public void test_HijrahTypeViaLocale(String calendarId, String calendarType) {
         Locale.Builder builder = new Locale.Builder();
         builder.setLanguage("en").setRegion("US");
         builder.setUnicodeLocaleKeyword("ca", calendarType);
         Locale locale = builder.build();
         Chronology chrono = Chronology.ofLocale(locale);
         System.out.printf(" Locale language tag: %s, Chronology ID: %s, type: %s%n",
                 locale.toLanguageTag(), chrono, chrono.getCalendarType());
         Chronology expected = Chronology.of(calendarId);
         assertEquals(chrono, expected, "Expected chronology not found");
     }

     @Test
     public void test_calendarPackageExample() {

         // Enumerate the list of available calendars and print today for each
         Set<Chronology> chronos = Chronology.getAvailableChronologies();
         for (Chronology chrono : chronos) {
             ChronoLocalDate date = chrono.dateNow();
             System.out.printf("   %20s: %s%n", chrono.getId(), date.toString());
         }

         // Print the Thai Buddhist date
         ThaiBuddhistDate now1 = ThaiBuddhistDate.now();
         int day = now1.get(ChronoField.DAY_OF_MONTH);
         int dow = now1.get(ChronoField.DAY_OF_WEEK);
         int month = now1.get(ChronoField.MONTH_OF_YEAR);
         int year = now1.get(ChronoField.YEAR);
         System.out.printf("  Today is %s %s %d-%s-%d%n", now1.getChronology().getId(),
                 dow, day, month, year);

         // Print today's date and the last day of the year for the Thai Buddhist Calendar.
         ThaiBuddhistDate first = now1
                 .with(ChronoField.DAY_OF_MONTH, 1)
                 .with(ChronoField.MONTH_OF_YEAR, 1);
         ThaiBuddhistDate last = first
                 .plus(1, ChronoUnit.YEARS)
                 .minus(1, ChronoUnit.DAYS);
         System.out.printf("  %s: 1st of year: %s; end of year: %s%n", last.getChronology().getId(),
                 first, last);
     }

     void HijrahExample1() {
         HijrahDate hd2 = HijrahChronology.INSTANCE.date(1200, 1, 1);

         ChronoLocalDateTime<HijrahDate> hdt = hd2.atTime(LocalTime.MIDNIGHT);
         ChronoZonedDateTime<HijrahDate> zhdt = hdt.atZone(ZoneId.of("GMT"));
         HijrahDate hd3 = zhdt.toLocalDate();
         ChronoLocalDateTime<HijrahDate> hdt2 = zhdt.toLocalDateTime();
         HijrahDate hd4 = hdt2.toLocalDate();

         HijrahDate hd5 = next(hd2);
     }

     void test_unknownChronologyWithDateTime() {
         ChronoLocalDate date = LocalDate.now();
         ChronoLocalDateTime<?> cldt = date.atTime(LocalTime.NOON);
         ChronoLocalDate ld = cldt.toLocalDate();
         ChronoLocalDateTime<?> noonTomorrow = tomorrowNoon(ld);
     }

     @Test
     public void test_library() {
         HijrahDate date = HijrahDate.now();
         HijrahDate next = next(date);
         ChronoLocalDateTime<HijrahDate> noonTomorrow = tomorrowNoon(date);
         HijrahDate hd3 = noonTomorrow.toLocalDate();
         System.out.printf("  now: %s, noon tomorrow: %s%n", date, noonTomorrow);
     }

     /**
      * Simple function based on a date, returning a ChronoDate of the same type.
      * @param <D> a parameterized ChronoLocalDate
      * @param date a specific date extending ChronoLocalDate
      * @return a new date in the same chronology.
      */
     @SuppressWarnings("unchecked")
     private <D extends ChronoLocalDate> D next(D date) {
         return (D) date.plus(1, ChronoUnit.DAYS);
     }

     /**
      * Simple function based on a date, returning a ChronoLocalDateTime of the
      * same chronology.
      * @param <D> a parameterized ChronoLocalDate
      * @param date a specific date extending ChronoLocalDate
      * @return a [@code ChronoLocalDateTime<D>} using the change chronology.
      */
     @SuppressWarnings("unchecked")
     private <D extends ChronoLocalDate> ChronoLocalDateTime<D> tomorrowNoon(D date) {
         return (ChronoLocalDateTime<D>) date.plus(1, ChronoUnit.DAYS).atTime(LocalTime.of(12, 0));
     }
 }
	/*
	* Copyright (c) 2012, 2013, 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. Oracle designates this
	* particular file as subject to the "Classpath" exception as provided
	* by Oracle in the LICENSE file that accompanied this code.
	*
	* 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.
	*/

	/*
	* Copyright (c) 2008-2012, Stephen Colebourne & Michael Nascimento Santos
	*
	* All rights reserved.
	*
	* Redistribution and use in source and binary forms, with or without
	* modification, are permitted provided that the following conditions are met:
	*
	* * Redistributions of source code must retain the above copyright notice,
	* this list of conditions and the following disclaimer.
	*
	* * Redistributions in binary form must reproduce the above copyright notice,
	* this list of conditions and the following disclaimer in the documentation
	* and/or other materials provided with the distribution.
	*
	* * Neither the name of JSR-310 nor the names of its contributors
	* may be used to endorse or promote products derived from this software
	* without specific prior written permission.
	*
	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
	* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
	* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
	* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
	* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
	* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
	* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
	* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
	* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
	* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
	* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
	*/

	package test.java.time.chrono;

	import static org.testng.Assert.assertEquals;

	import java.time.LocalDate;
	import java.time.LocalTime;
	import java.time.ZoneId;
	import java.time.chrono.ChronoLocalDate;
	import java.time.chrono.ChronoLocalDateTime;
	import java.time.chrono.ChronoZonedDateTime;
	import java.time.chrono.Chronology;
	import java.time.chrono.HijrahChronology;
	import java.time.chrono.HijrahDate;
	import java.time.chrono.ThaiBuddhistDate;
	import java.time.temporal.ChronoField;
	import java.time.temporal.ChronoUnit;
	import java.util.Locale;
	import java.util.Set;

	import org.testng.annotations.DataProvider;
	import org.testng.annotations.Test;

	/**
	* Test case verify that the example code in the package-info.java compiles
	* and runs.
	*/
	public class TestExampleCode {

	@Test
	public void test_chronoPackageExample() {
	// Print the Thai Buddhist date
	ChronoLocalDate now1 = Chronology.of("ThaiBuddhist").dateNow();
	int day = now1.get(ChronoField.DAY_OF_MONTH);
	int dow = now1.get(ChronoField.DAY_OF_WEEK);
	int month = now1.get(ChronoField.MONTH_OF_YEAR);
	int year = now1.get(ChronoField.YEAR);
	System.out.printf(" Today is %s %s %d-%s-%d%n", now1.getChronology().getId(),
	dow, day, month, year);

	// Enumerate the list of available calendars and print today for each
	Set<Chronology> chronos = Chronology.getAvailableChronologies();
	for (Chronology chrono : chronos) {
	ChronoLocalDate date = chrono.dateNow();
	System.out.printf(" %20s: %s%n", chrono.getId(), date.toString());
	}

	// Print today's date and the last day of the year for the Thai Buddhist Calendar.
	ChronoLocalDate first = now1
	.with(ChronoField.DAY_OF_MONTH, 1)
	.with(ChronoField.MONTH_OF_YEAR, 1);
	ChronoLocalDate last = first
	.plus(1, ChronoUnit.YEARS)
	.minus(1, ChronoUnit.DAYS);
	System.out.printf(" %s: 1st of year: %s; end of year: %s%n", last.getChronology().getId(),
	first, last);
	}

	//-----------------------------------------------------------------------
	// Data provider for Hijrah Type names
	//-----------------------------------------------------------------------
	@DataProvider(name = "HijrahTypeNames")
	Object[][] data_of_ummalqura() {
	return new Object[][]{
	{ "Hijrah-umalqura", "islamic-umalqura"},
	};
	}

	@Test(dataProvider= "HijrahTypeNames")
	public void test_HijrahTypeViaLocale(String calendarId, String calendarType) {
	Locale.Builder builder = new Locale.Builder();
	builder.setLanguage("en").setRegion("US");
	builder.setUnicodeLocaleKeyword("ca", calendarType);
	Locale locale = builder.build();
	Chronology chrono = Chronology.ofLocale(locale);
	System.out.printf(" Locale language tag: %s, Chronology ID: %s, type: %s%n",
	locale.toLanguageTag(), chrono, chrono.getCalendarType());
	Chronology expected = Chronology.of(calendarId);
	assertEquals(chrono, expected, "Expected chronology not found");
	}

	@Test
	public void test_calendarPackageExample() {

	// Enumerate the list of available calendars and print today for each
	Set<Chronology> chronos = Chronology.getAvailableChronologies();
	for (Chronology chrono : chronos) {
	ChronoLocalDate date = chrono.dateNow();
	System.out.printf(" %20s: %s%n", chrono.getId(), date.toString());
	}

	// Print the Thai Buddhist date
	ThaiBuddhistDate now1 = ThaiBuddhistDate.now();
	int day = now1.get(ChronoField.DAY_OF_MONTH);
	int dow = now1.get(ChronoField.DAY_OF_WEEK);
	int month = now1.get(ChronoField.MONTH_OF_YEAR);
	int year = now1.get(ChronoField.YEAR);
	System.out.printf(" Today is %s %s %d-%s-%d%n", now1.getChronology().getId(),
	dow, day, month, year);

	// Print today's date and the last day of the year for the Thai Buddhist Calendar.
	ThaiBuddhistDate first = now1
	.with(ChronoField.DAY_OF_MONTH, 1)
	.with(ChronoField.MONTH_OF_YEAR, 1);
	ThaiBuddhistDate last = first
	.plus(1, ChronoUnit.YEARS)
	.minus(1, ChronoUnit.DAYS);
	System.out.printf(" %s: 1st of year: %s; end of year: %s%n", last.getChronology().getId(),
	first, last);
	}

	void HijrahExample1() {
	HijrahDate hd2 = HijrahChronology.INSTANCE.date(1200, 1, 1);

	ChronoLocalDateTime<HijrahDate> hdt = hd2.atTime(LocalTime.MIDNIGHT);
	ChronoZonedDateTime<HijrahDate> zhdt = hdt.atZone(ZoneId.of("GMT"));
	HijrahDate hd3 = zhdt.toLocalDate();
	ChronoLocalDateTime<HijrahDate> hdt2 = zhdt.toLocalDateTime();
	HijrahDate hd4 = hdt2.toLocalDate();

	HijrahDate hd5 = next(hd2);
	}

	void test_unknownChronologyWithDateTime() {
	ChronoLocalDate date = LocalDate.now();
	ChronoLocalDateTime<?> cldt = date.atTime(LocalTime.NOON);
	ChronoLocalDate ld = cldt.toLocalDate();
	ChronoLocalDateTime<?> noonTomorrow = tomorrowNoon(ld);
	}

	@Test
	public void test_library() {
	HijrahDate date = HijrahDate.now();
	HijrahDate next = next(date);
	ChronoLocalDateTime<HijrahDate> noonTomorrow = tomorrowNoon(date);
	HijrahDate hd3 = noonTomorrow.toLocalDate();
	System.out.printf(" now: %s, noon tomorrow: %s%n", date, noonTomorrow);
	}

	/**
	* Simple function based on a date, returning a ChronoDate of the same type.
	* @param <D> a parameterized ChronoLocalDate
	* @param date a specific date extending ChronoLocalDate
	* @return a new date in the same chronology.
	*/
	@SuppressWarnings("unchecked")
	private <D extends ChronoLocalDate> D next(D date) {
	return (D) date.plus(1, ChronoUnit.DAYS);
	}

	/**
	* Simple function based on a date, returning a ChronoLocalDateTime of the
	* same chronology.
	* @param <D> a parameterized ChronoLocalDate
	* @param date a specific date extending ChronoLocalDate
	* @return a [@code ChronoLocalDateTime<D>} using the change chronology.
	*/
	@SuppressWarnings("unchecked")
	private <D extends ChronoLocalDate> ChronoLocalDateTime<D> tomorrowNoon(D date) {
	return (ChronoLocalDateTime<D>) date.plus(1, ChronoUnit.DAYS).atTime(LocalTime.of(12, 0));
	}
	}